Analysis Report KcFVz0y2si.dll

Overview

General Information

Sample Name: KcFVz0y2si.dll
Analysis ID: 382183
MD5: a1e2a0759924852c160b109f73ffd091
SHA1: 7ebf1673c6661cfddfa4891c6e455111ce331333
SHA256: 657455d2129ca06ee85cb534186d7d80b648e10f7f9e50f43cc5f56fbc7d154c
Tags: dllGoziISFBUrsnif
Infos:

Most interesting Screenshot:

Detection

Ursnif
Score: 84
Range: 0 - 100
Whitelisted: false
Confidence: 100%

Signatures

Found malware configuration
Multi AV Scanner detection for submitted file
Yara detected Ursnif
Yara detected Ursnif
Machine Learning detection for sample
Writes or reads registry keys via WMI
Writes registry values via WMI
Antivirus or Machine Learning detection for unpacked file
Contains functionality to call native functions
Contains functionality to dynamically determine API calls
Contains functionality to query CPU information (cpuid)
Contains functionality to read the PEB
Creates a DirectInput object (often for capturing keystrokes)
Creates a process in suspended mode (likely to inject code)
Detected potential crypto function
IP address seen in connection with other malware
Internet Provider seen in connection with other malware
PE file contains sections with non-standard names
Sample execution stops while process was sleeping (likely an evasion)
Tries to connect to HTTP servers, but all servers are down (expired dropper behavior)
Uses 32bit PE files
Uses code obfuscation techniques (call, push, ret)

Classification

AV Detection:

barindex
Found malware configuration
Source: 0.2.loaddll32.exe.37794a0.3.raw.unpack Malware Configuration Extractor: Ursnif [{"RSA Public Key": "Om1HeBhXBR6NHvmWFG5B2kyl5mdcRMsb8ux2uo9VgGW0O2LzHZKk3w9bxw9stgphU0ayytcOYkK6GCNJlKSeMTZJ5WPgZiX+MaXiUccStEUTXkW1ubp0gdr16sb5U4M+rzWWPvc3s7bj9o1yqSJtP7PmMVp7E+3llLULQ9/DZbAD7SXaft6wcY8wFjSkI+8D"}, {"c2_domain": ["bing.com", "update4.microsoft.com", "under17.com", "urs-world.com"], "botnet": "5566", "server": "12", "serpent_key": "10301029JSJUYDWG", "sleep_time": "10", "SetWaitableTimer_value": "0", "DGA_count": "10"}]
Multi AV Scanner detection for submitted file
Source: KcFVz0y2si.dll Virustotal: Detection: 52% Perma Link
Source: KcFVz0y2si.dll ReversingLabs: Detection: 52%
Machine Learning detection for sample
Source: KcFVz0y2si.dll Joe Sandbox ML: detected
Antivirus or Machine Learning detection for unpacked file
Source: 3.2.rundll32.exe.a60000.3.unpack Avira: Label: TR/Crypt.XPACK.Gen3
Source: 0.2.loaddll32.exe.10000000.4.unpack Avira: Label: TR/Crypt.XPACK.Gen8
Source: 3.2.rundll32.exe.10000000.5.unpack Avira: Label: TR/Crypt.XPACK.Gen8

Compliance:

barindex
Uses 32bit PE files
Source: KcFVz0y2si.dll Static PE information: 32BIT_MACHINE, EXECUTABLE_IMAGE, DLL
Source: C:\Program Files (x86)\Internet Explorer\iexplore.exe File opened: C:\Program Files (x86)\Java\jre1.8.0_211\bin\msvcr100.dll Jump to behavior
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02FA12D4 RtlAllocateHeap,RtlAllocateHeap,RtlAllocateHeap,memset,CreateFileA,GetFileTime,FindCloseChangeNotification,StrRChrA,lstrcat,FindFirstFileA,FindFirstFileA,CompareFileTime,CompareFileTime,FindClose,FindNextFileA,FindClose,FindFirstFileA,CompareFileTime,StrChrA,memcpy,FindNextFileA,FindClose,FindFirstFileA,CompareFileTime,FindClose,HeapFree,HeapFree, 0_2_02FA12D4

Networking:

barindex
IP address seen in connection with other malware
Source: Joe Sandbox View IP Address: 185.243.114.196 185.243.114.196
Internet Provider seen in connection with other malware
Source: Joe Sandbox View ASN Name: ACCELERATED-ITDE ACCELERATED-ITDE
Tries to connect to HTTP servers, but all servers are down (expired dropper behavior)
Source: global traffic TCP traffic: 192.168.2.4:49739 -> 185.243.114.196:80
Source: unknown DNS traffic detected: queries for: login.microsoftonline.com
Source: GiGr-rA9TBhE2c3LJn7PvDweiOo.gz[1].js.7.dr String found in binary or memory: http://feross.org
Source: loaddll32.exe, 00000000.00000002.913202571.00000000013DF000.00000004.00000020.sdmp String found in binary or memory: http://under17.com
Source: loaddll32.exe, 00000000.00000002.913123294.000000000135B000.00000004.00000020.sdmp, ~DF3D1717B6AEE1212D.TMP.8.dr, {D2E72914-964E-11EB-90EB-ECF4BBEA1588}.dat.8.dr String found in binary or memory: http://under17.com/joomla/RnasiUAhJh/oSxo5X5EIKvwU8Ag1/uMFl7HC_2Fjl/9ltc89lzleE/s0K70MqQow8SbX/RmoUq
Source: ~DFD254BC66F83ED0AF.TMP.11.dr, {E0E69389-964E-11EB-90EB-ECF4BBEA1588}.dat.11.dr String found in binary or memory: http://under17.com/joomla/lIbeNmys4TdjSx_2FdVt/zKr90P9Hk_2BiF_2Ff8/DQfv4eLCQELbftpFrLH4_2/BewGR13P5J
Source: {B87D9162-964E-11EB-90EB-ECF4BBEA1588}.dat.6.dr, ~DFB4B54F0F959EF8BA.TMP.6.dr String found in binary or memory: https://login.microsoftonline.com/common/oauth2/authorize?client_id=9ea1ad79-fdb6-4f9a-8bc3-2b70f96e
Source: msnpopularnow[1].json.7.dr String found in binary or memory: https://www.msn.com/de-ch/finanzen/top-stories/globalisierung-ohne-die-weltwirtschaft-w
Source: msnpopularnow[1].json.7.dr String found in binary or memory: https://www.msn.com/de-ch/nachrichten/coronavirus/die-neusten-entwicklungen-coronavirus-weltweit-ab-
Source: msnpopularnow[1].json.7.dr String found in binary or memory: https://www.msn.com/de-ch/nachrichten/international/zweiter-weltkrieg-in-griechenland-die-zweite-sch
Source: msnpopularnow[1].json.7.dr String found in binary or memory: https://www.msn.com/de-ch/nachrichten/politik/coronakrise-laschet-fordert-harten-br
Source: msnpopularnow[1].json.7.dr String found in binary or memory: https://www.msn.com/de-ch/nachrichten/politik/konflikt-mit-russland-borrell-sichert-ukraine-unterst
Source: msnpopularnow[1].json.7.dr String found in binary or memory: https://www.msn.com/de-ch/nachrichten/politik/wie-die-allianz-draghi-macron-europa-ver
Source: msnpopularnow[1].json.7.dr String found in binary or memory: https://www.msn.com/de-ch/nachrichten/schweiz/
Source: msnpopularnow[1].json.7.dr String found in binary or memory: https://www.msn.com/de-ch/nachrichten/vermischtes/querdenken-in-stuttgart-es-geht-um-selbsterm
Source: msnpopularnow[1].json.7.dr String found in binary or memory: https://www.msn.com/de-ch/news/other/admirale-begehren-auf-gegen-das-verr
Source: msnpopularnow[1].json.7.dr String found in binary or memory: https://www.msn.com/de-ch/news/other/bei-gebet-zum-ostermontag-papst-franziskus-erinnert-an-menschen
Source: msnpopularnow[1].json.7.dr String found in binary or memory: https://www.msn.com/de-ch/news/other/eine-stadt-feiert-ihre-vergessenen-heldinnen/ar-BB1fkih4?ocid=B
Source: msnpopularnow[1].json.7.dr String found in binary or memory: https://www.msn.com/de-ch/news/other/eine-woche-lockdown-in-bangladesch-h
Source: msnpopularnow[1].json.7.dr String found in binary or memory: https://www.msn.com/de-ch/news/other/gaga-regel-trotz-fallzahl-sinkflug-warum-steht-israel-immer-noc
Source: msnpopularnow[1].json.7.dr String found in binary or memory: https://www.msn.com/de-ch/news/other/grossbritannien-boris-johnson-will-am-12-april-erstes-bier-im-b
Source: msnpopularnow[1].json.7.dr String found in binary or memory: https://www.msn.com/de-ch/news/other/inzidenz-vor-allem-in-istanbul-hoch-erneut-mehr-als-40-000-coro
Source: msnpopularnow[1].json.7.dr String found in binary or memory: https://www.msn.com/de-ch/news/other/miss-burma-stellt-die-junta-an-den-pranger/ar-BB1fk4ie?ocid=Bin
Source: msnpopularnow[1].json.7.dr String found in binary or memory: https://www.msn.com/de-ch/news/other/nawalny-gesundheitszustand-im-straflager-weiter-verschlechtert/
Source: msnpopularnow[1].json.7.dr String found in binary or memory: https://www.msn.com/de-ch/news/other/pappa-rechtfertigt-polizeieins
Source: msnpopularnow[1].json.7.dr String found in binary or memory: https://www.msn.com/de-ch/news/other/russland-putin-erlaubt-sich-selbst-das-weiterregieren-bis-2036/
Source: msnpopularnow[1].json.7.dr String found in binary or memory: https://www.msn.com/de-ch/news/other/sind-die-500-wegweisungen-rechtlich-vertretbar/ar-BB1fkglv?ocid
Source: msnpopularnow[1].json.7.dr String found in binary or memory: https://www.msn.com/de-ch/news/other/vjosa-osmani-neue-staatspr

Key, Mouse, Clipboard, Microphone and Screen Capturing:

barindex
Yara detected Ursnif
Source: Yara match File source: 00000000.00000002.912950369.0000000001180000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000002.912982119.00000000001D0000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000002.00000002.678640834.00000000011D0000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 3.2.rundll32.exe.10000000.5.unpack, type: UNPACKEDPE
Source: Yara match File source: 3.2.rundll32.exe.1d0000.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.loaddll32.exe.1180000.0.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 2.2.rundll32.exe.11d0000.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.loaddll32.exe.10000000.4.unpack, type: UNPACKEDPE
Yara detected Ursnif
Source: Yara match File source: 00000003.00000003.800812479.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800782996.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798289692.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800751690.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798356915.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798241587.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798380410.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798275065.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800877488.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800857311.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800835964.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798260213.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.877675545.00000000039CD000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800898920.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800911923.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: loaddll32.exe PID: 4200, type: MEMORY
Source: Yara match File source: Process Memory Space: rundll32.exe PID: 408, type: MEMORY
Creates a DirectInput object (often for capturing keystrokes)
Source: loaddll32.exe, 00000000.00000002.913123294.000000000135B000.00000004.00000020.sdmp Binary or memory string: <HOOK MODULE="DDRAW.DLL" FUNCTION="DirectDrawCreateEx"/>

E-Banking Fraud:

barindex
Yara detected Ursnif
Source: Yara match File source: 00000000.00000002.912950369.0000000001180000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000002.912982119.00000000001D0000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000002.00000002.678640834.00000000011D0000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 3.2.rundll32.exe.10000000.5.unpack, type: UNPACKEDPE
Source: Yara match File source: 3.2.rundll32.exe.1d0000.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.loaddll32.exe.1180000.0.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 2.2.rundll32.exe.11d0000.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.loaddll32.exe.10000000.4.unpack, type: UNPACKEDPE
Yara detected Ursnif
Source: Yara match File source: 00000003.00000003.800812479.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800782996.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798289692.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800751690.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798356915.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798241587.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798380410.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798275065.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800877488.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800857311.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800835964.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798260213.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.877675545.00000000039CD000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800898920.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800911923.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: loaddll32.exe PID: 4200, type: MEMORY
Source: Yara match File source: Process Memory Space: rundll32.exe PID: 408, type: MEMORY

System Summary:

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Writes or reads registry keys via WMI
Source: C:\Windows\System32\loaddll32.exe WMI Queries: IWbemServices::ExecMethod - root\default : StdRegProv::GetStringValue
Source: C:\Windows\System32\loaddll32.exe WMI Queries: IWbemServices::ExecMethod - root\default : StdRegProv::SetDWORDValue
Source: C:\Windows\System32\loaddll32.exe WMI Queries: IWbemServices::ExecMethod - root\default : StdRegProv::SetBinaryValue
Source: C:\Windows\System32\loaddll32.exe WMI Queries: IWbemServices::ExecMethod - root\default : StdRegProv::SetStringValue
Writes registry values via WMI
Source: C:\Windows\System32\loaddll32.exe WMI Registry write: IWbemServices::ExecMethod - root\default : StdRegProv::SetDWORDValue
Source: C:\Windows\System32\loaddll32.exe WMI Registry write: IWbemServices::ExecMethod - root\default : StdRegProv::SetBinaryValue
Source: C:\Windows\System32\loaddll32.exe WMI Registry write: IWbemServices::ExecMethod - root\default : StdRegProv::SetStringValue
Source: C:\Windows\SysWOW64\rundll32.exe WMI Registry write: IWbemServices::ExecMethod - root\default : StdRegProv::SetDWORDValue
Source: C:\Windows\SysWOW64\rundll32.exe WMI Registry write: IWbemServices::ExecMethod - root\default : StdRegProv::SetBinaryValue
Source: C:\Windows\SysWOW64\rundll32.exe WMI Registry write: IWbemServices::ExecMethod - root\default : StdRegProv::SetStringValue
Contains functionality to call native functions
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_10001D9F NtMapViewOfSection, 0_2_10001D9F
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_10001EB5 GetProcAddress,NtCreateSection,memset, 0_2_10001EB5
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_10002375 NtQueryVirtualMemory, 0_2_10002375
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02FA83B7 NtOpenProcess,NtOpenProcessToken,NtQueryInformationToken,NtQueryInformationToken,NtQueryInformationToken,memcpy,NtClose,NtClose, 0_2_02FA83B7
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02FAB341 NtQueryVirtualMemory, 0_2_02FAB341
Detected potential crypto function
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF348F 0_2_02EF348F
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF20EE 0_2_02EF20EE
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF52EC 0_2_02EF52EC
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF28EB 0_2_02EF28EB
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF5AF6 0_2_02EF5AF6
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF3BDB 0_2_02EF3BDB
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF3FA8 0_2_02EF3FA8
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF3A85 0_2_02EF3A85
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF1B95 0_2_02EF1B95
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF596E 0_2_02EF596E
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF237B 0_2_02EF237B
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF247B 0_2_02EF247B
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF5C76 0_2_02EF5C76
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF1374 0_2_02EF1374
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF554B 0_2_02EF554B
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF4859 0_2_02EF4859
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF6424 0_2_02EF6424
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF1000 0_2_02EF1000
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF1918 0_2_02EF1918
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF3314 0_2_02EF3314
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_10002154 0_2_10002154
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02FA4094 0_2_02FA4094
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02FA97F2 0_2_02FA97F2
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02FAB11C 0_2_02FAB11C
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_049D348F 2_2_049D348F
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_049D1B95 2_2_049D1B95
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_049D3A85 2_2_049D3A85
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_049D3FA8 2_2_049D3FA8
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_049D3BDB 2_2_049D3BDB
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_049D5AF6 2_2_049D5AF6
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_049D52EC 2_2_049D52EC
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_049D20EE 2_2_049D20EE
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_049D28EB 2_2_049D28EB
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_049D1918 2_2_049D1918
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_049D3314 2_2_049D3314
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_049D1000 2_2_049D1000
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_049D6424 2_2_049D6424
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_049D4859 2_2_049D4859
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_049D554B 2_2_049D554B
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_049D237B 2_2_049D237B
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_049D247B 2_2_049D247B
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_049D1374 2_2_049D1374
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_049D5C76 2_2_049D5C76
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_049D596E 2_2_049D596E
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 3_2_00A6348F 3_2_00A6348F
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 3_2_00A63FA8 3_2_00A63FA8
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 3_2_00A63A85 3_2_00A63A85
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 3_2_00A61B95 3_2_00A61B95
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 3_2_00A620EE 3_2_00A620EE
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 3_2_00A652EC 3_2_00A652EC
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 3_2_00A628EB 3_2_00A628EB
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 3_2_00A65AF6 3_2_00A65AF6
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 3_2_00A63BDB 3_2_00A63BDB
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 3_2_00A66424 3_2_00A66424
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 3_2_00A61000 3_2_00A61000
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 3_2_00A63314 3_2_00A63314
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 3_2_00A61918 3_2_00A61918
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 3_2_00A6596E 3_2_00A6596E
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 3_2_00A65C76 3_2_00A65C76
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 3_2_00A61374 3_2_00A61374
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 3_2_00A6237B 3_2_00A6237B
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 3_2_00A6247B 3_2_00A6247B
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 3_2_00A6554B 3_2_00A6554B
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 3_2_00A64859 3_2_00A64859
Uses 32bit PE files
Source: KcFVz0y2si.dll Static PE information: 32BIT_MACHINE, EXECUTABLE_IMAGE, DLL
Source: classification engine Classification label: mal84.troj.winDLL@18/115@5/1
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02FA757F CreateToolhelp32Snapshot,Process32First,Process32Next,CloseHandle, 0_2_02FA757F
Source: C:\Program Files\internet explorer\iexplore.exe File created: C:\Users\user\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{B87D9160-964E-11EB-90EB-ECF4BBEA1588}.dat Jump to behavior
Source: C:\Program Files\internet explorer\iexplore.exe File created: C:\Users\user\AppData\Local\Temp\~DF3CCEFA9C6D079283.TMP Jump to behavior
Source: C:\Program Files\internet explorer\iexplore.exe File read: C:\Users\desktop.ini Jump to behavior
Source: C:\Windows\System32\loaddll32.exe Key opened: HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Safer\CodeIdentifiers Jump to behavior
Source: C:\Windows\System32\loaddll32.exe Process created: C:\Windows\SysWOW64\rundll32.exe rundll32.exe C:\Users\user\Desktop\KcFVz0y2si.dll,StartService
Source: KcFVz0y2si.dll Virustotal: Detection: 52%
Source: KcFVz0y2si.dll ReversingLabs: Detection: 52%
Source: unknown Process created: C:\Windows\System32\loaddll32.exe loaddll32.exe 'C:\Users\user\Desktop\KcFVz0y2si.dll'
Source: C:\Windows\System32\loaddll32.exe Process created: C:\Windows\SysWOW64\cmd.exe cmd.exe /C rundll32.exe 'C:\Users\user\Desktop\KcFVz0y2si.dll',#1
Source: C:\Windows\System32\loaddll32.exe Process created: C:\Windows\SysWOW64\rundll32.exe rundll32.exe C:\Users\user\Desktop\KcFVz0y2si.dll,StartService
Source: C:\Windows\SysWOW64\cmd.exe Process created: C:\Windows\SysWOW64\rundll32.exe rundll32.exe 'C:\Users\user\Desktop\KcFVz0y2si.dll',#1
Source: unknown Process created: C:\Program Files\internet explorer\iexplore.exe 'C:\Program Files\Internet Explorer\iexplore.exe' -Embedding
Source: C:\Program Files\internet explorer\iexplore.exe Process created: C:\Program Files (x86)\Internet Explorer\iexplore.exe 'C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE' SCODEF:5740 CREDAT:17410 /prefetch:2
Source: unknown Process created: C:\Program Files\internet explorer\iexplore.exe 'C:\Program Files\Internet Explorer\iexplore.exe' -Embedding
Source: C:\Program Files\internet explorer\iexplore.exe Process created: C:\Program Files (x86)\Internet Explorer\iexplore.exe 'C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE' SCODEF:2212 CREDAT:17410 /prefetch:2
Source: C:\Program Files\internet explorer\iexplore.exe Process created: C:\Program Files (x86)\Internet Explorer\iexplore.exe 'C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE' SCODEF:2212 CREDAT:17414 /prefetch:2
Source: unknown Process created: C:\Program Files\internet explorer\iexplore.exe 'C:\Program Files\Internet Explorer\iexplore.exe' -Embedding
Source: C:\Program Files\internet explorer\iexplore.exe Process created: C:\Program Files (x86)\Internet Explorer\iexplore.exe 'C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE' SCODEF:1076 CREDAT:17410 /prefetch:2
Source: C:\Windows\System32\loaddll32.exe Process created: C:\Windows\SysWOW64\cmd.exe cmd.exe /C rundll32.exe 'C:\Users\user\Desktop\KcFVz0y2si.dll',#1 Jump to behavior
Source: C:\Windows\System32\loaddll32.exe Process created: C:\Windows\SysWOW64\rundll32.exe rundll32.exe C:\Users\user\Desktop\KcFVz0y2si.dll,StartService Jump to behavior
Source: C:\Windows\SysWOW64\cmd.exe Process created: C:\Windows\SysWOW64\rundll32.exe rundll32.exe 'C:\Users\user\Desktop\KcFVz0y2si.dll',#1 Jump to behavior
Source: C:\Program Files\internet explorer\iexplore.exe Process created: C:\Program Files (x86)\Internet Explorer\iexplore.exe 'C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE' SCODEF:5740 CREDAT:17410 /prefetch:2 Jump to behavior
Source: C:\Program Files\internet explorer\iexplore.exe Process created: C:\Program Files (x86)\Internet Explorer\iexplore.exe 'C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE' SCODEF:2212 CREDAT:17410 /prefetch:2 Jump to behavior
Source: C:\Program Files\internet explorer\iexplore.exe Process created: C:\Program Files (x86)\Internet Explorer\iexplore.exe 'C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE' SCODEF:2212 CREDAT:17414 /prefetch:2 Jump to behavior
Source: C:\Program Files\internet explorer\iexplore.exe Process created: C:\Program Files (x86)\Internet Explorer\iexplore.exe 'C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE' SCODEF:1076 CREDAT:17410 /prefetch:2 Jump to behavior
Source: C:\Windows\System32\loaddll32.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4590F811-1D3A-11D0-891F-00AA004B2E24}\InprocServer32 Jump to behavior
Source: Window Recorder Window detected: More than 3 window changes detected
Source: C:\Program Files (x86)\Internet Explorer\iexplore.exe File opened: C:\Program Files (x86)\Java\jre1.8.0_211\bin\msvcr100.dll Jump to behavior

Data Obfuscation:

barindex
Contains functionality to dynamically determine API calls
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_10001745 LoadLibraryA,GetProcAddress, 0_2_10001745
PE file contains sections with non-standard names
Source: KcFVz0y2si.dll Static PE information: section name: .code
Uses code obfuscation techniques (call, push, ret)
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF348F push dword ptr [ebp-10h]; mov dword ptr [esp], ecx 0_2_02EF34A1
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF348F push dword ptr [ebp-0Ch]; mov dword ptr [esp], ecx 0_2_02EF3632
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF348F push 00000000h; mov dword ptr [esp], edx 0_2_02EF37FE
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF348F push edx; mov dword ptr [esp], 00000002h 0_2_02EF384A
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF348F push 00000000h; mov dword ptr [esp], ecx 0_2_02EF38D7
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF6194 push eax; mov dword ptr [esp], 00000004h 0_2_02EF61AF
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF6194 push esi; mov dword ptr [esp], 00001000h 0_2_02EF61B7
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF6194 push 00000000h; mov dword ptr [esp], ebp 0_2_02EF6267
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF20EE push 00000000h; mov dword ptr [esp], esi 0_2_02EF210B
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF20EE push dword ptr [ebp-10h]; mov dword ptr [esp], esi 0_2_02EF2177
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF20EE push dword ptr [ebp-10h]; mov dword ptr [esp], ecx 0_2_02EF222E
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF20EE push 00000000h; mov dword ptr [esp], eax 0_2_02EF2498
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF20EE push 00000000h; mov dword ptr [esp], edi 0_2_02EF2502
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF20EE push 00000000h; mov dword ptr [esp], ecx 0_2_02EF2524
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF20EE push dword ptr [ebp-10h]; mov dword ptr [esp], ecx 0_2_02EF269D
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF20EE push dword ptr [ebp-10h]; mov dword ptr [esp], esi 0_2_02EF2737
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF20EE push edi; mov dword ptr [esp], 00000004h 0_2_02EF2759
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF5AF6 push esi; mov dword ptr [esp], 0000F000h 0_2_02EF5C11
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF4DF5 push 00000000h; mov dword ptr [esp], edi 0_2_02EF4EA4
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF2DF5 push dword ptr [ebp-04h]; mov dword ptr [esp], edi 0_2_02EF2E1C
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF2DF5 push 00000000h; mov dword ptr [esp], edx 0_2_02EF2EAD
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF2DF5 push 00000000h; mov dword ptr [esp], ebp 0_2_02EF2EC1
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF6099 push esi; mov dword ptr [esp], FFFF0000h 0_2_02EF60A8
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF6099 push ecx; mov dword ptr [esp], 00005267h 0_2_02EF60C0
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF6099 push 00000000h; mov dword ptr [esp], edi 0_2_02EF60D9
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF6099 push ebx; mov dword ptr [esp], 00001000h 0_2_02EF60F0
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF6099 push ebx; mov dword ptr [esp], 000FFFFFh 0_2_02EF615F
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF6099 push ebx; mov dword ptr [esp], 00406194h 0_2_02EF6175
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF1B95 push dword ptr [ebp-1Ch]; mov dword ptr [esp], esp 0_2_02EF1BF2
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF1B95 push 00000000h; mov dword ptr [esp], esi 0_2_02EF1CD4
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF1B95 push 00000000h; mov dword ptr [esp], esi 0_2_02EF1D37

Hooking and other Techniques for Hiding and Protection:

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Yara detected Ursnif
Source: Yara match File source: 00000000.00000002.912950369.0000000001180000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000002.912982119.00000000001D0000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000002.00000002.678640834.00000000011D0000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 3.2.rundll32.exe.10000000.5.unpack, type: UNPACKEDPE
Source: Yara match File source: 3.2.rundll32.exe.1d0000.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.loaddll32.exe.1180000.0.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 2.2.rundll32.exe.11d0000.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.loaddll32.exe.10000000.4.unpack, type: UNPACKEDPE
Yara detected Ursnif
Source: Yara match File source: 00000003.00000003.800812479.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800782996.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798289692.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800751690.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798356915.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798241587.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798380410.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798275065.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800877488.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800857311.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800835964.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798260213.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.877675545.00000000039CD000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800898920.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800911923.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: loaddll32.exe PID: 4200, type: MEMORY
Source: Yara match File source: Process Memory Space: rundll32.exe PID: 408, type: MEMORY
Source: C:\Windows\System32\loaddll32.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\System32\loaddll32.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\System32\loaddll32.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\System32\loaddll32.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\SysWOW64\cmd.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\SysWOW64\rundll32.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\SysWOW64\rundll32.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\SysWOW64\rundll32.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\SysWOW64\rundll32.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\SysWOW64\rundll32.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\SysWOW64\rundll32.exe Process information set: NOOPENFILEERRORBOX Jump to behavior

Malware Analysis System Evasion:

barindex
Sample execution stops while process was sleeping (likely an evasion)
Source: C:\Windows\System32\loaddll32.exe Last function: Thread delayed
Source: C:\Windows\System32\loaddll32.exe Last function: Thread delayed
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02FA12D4 RtlAllocateHeap,RtlAllocateHeap,RtlAllocateHeap,memset,CreateFileA,GetFileTime,FindCloseChangeNotification,StrRChrA,lstrcat,FindFirstFileA,FindFirstFileA,CompareFileTime,CompareFileTime,FindClose,FindNextFileA,FindClose,FindFirstFileA,CompareFileTime,StrChrA,memcpy,FindNextFileA,FindClose,FindFirstFileA,CompareFileTime,FindClose,HeapFree,HeapFree, 0_2_02FA12D4

Anti Debugging:

barindex
Contains functionality to dynamically determine API calls
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_10001745 LoadLibraryA,GetProcAddress, 0_2_10001745
Contains functionality to read the PEB
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02EF2DF5 or edx, dword ptr fs:[00000030h] 0_2_02EF2DF5
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 2_2_049D2DF5 or edx, dword ptr fs:[00000030h] 2_2_049D2DF5
Source: C:\Windows\SysWOW64\rundll32.exe Code function: 3_2_00A62DF5 or edx, dword ptr fs:[00000030h] 3_2_00A62DF5

HIPS / PFW / Operating System Protection Evasion:

barindex
Creates a process in suspended mode (likely to inject code)
Source: C:\Windows\SysWOW64\cmd.exe Process created: C:\Windows\SysWOW64\rundll32.exe rundll32.exe 'C:\Users\user\Desktop\KcFVz0y2si.dll',#1 Jump to behavior
Source: loaddll32.exe, 00000000.00000002.913218245.0000000001AE0000.00000002.00000001.sdmp, rundll32.exe, 00000003.00000002.913863321.0000000003340000.00000002.00000001.sdmp Binary or memory string: Program Manager
Source: loaddll32.exe, 00000000.00000002.913218245.0000000001AE0000.00000002.00000001.sdmp, rundll32.exe, 00000003.00000002.913863321.0000000003340000.00000002.00000001.sdmp Binary or memory string: Shell_TrayWnd
Source: loaddll32.exe, 00000000.00000002.913218245.0000000001AE0000.00000002.00000001.sdmp, rundll32.exe, 00000003.00000002.913863321.0000000003340000.00000002.00000001.sdmp Binary or memory string: Progman
Source: loaddll32.exe, 00000000.00000002.913218245.0000000001AE0000.00000002.00000001.sdmp, rundll32.exe, 00000003.00000002.913863321.0000000003340000.00000002.00000001.sdmp Binary or memory string: Progmanlock

Language, Device and Operating System Detection:

barindex
Contains functionality to query CPU information (cpuid)
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02FA269C cpuid 0_2_02FA269C
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_1000102F GetSystemTimeAsFileTime,_aulldiv,_snwprintf,CreateFileMappingW,GetLastError,GetLastError,MapViewOfFile,GetLastError,CloseHandle,GetLastError, 0_2_1000102F
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_02FA269C RtlAllocateHeap,GetUserNameW,RtlAllocateHeap,GetUserNameW,HeapFree,GetComputerNameW,GetComputerNameW,RtlAllocateHeap,GetComputerNameW,HeapFree, 0_2_02FA269C
Source: C:\Windows\System32\loaddll32.exe Code function: 0_2_10001850 CreateEventA,GetVersion,GetCurrentProcessId,OpenProcess,GetLastError, 0_2_10001850

Stealing of Sensitive Information:

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Yara detected Ursnif
Source: Yara match File source: 00000000.00000002.912950369.0000000001180000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000002.912982119.00000000001D0000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000002.00000002.678640834.00000000011D0000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 3.2.rundll32.exe.10000000.5.unpack, type: UNPACKEDPE
Source: Yara match File source: 3.2.rundll32.exe.1d0000.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.loaddll32.exe.1180000.0.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 2.2.rundll32.exe.11d0000.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.loaddll32.exe.10000000.4.unpack, type: UNPACKEDPE
Yara detected Ursnif
Source: Yara match File source: 00000003.00000003.800812479.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800782996.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798289692.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800751690.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798356915.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798241587.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798380410.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798275065.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800877488.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800857311.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800835964.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798260213.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.877675545.00000000039CD000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800898920.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800911923.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: loaddll32.exe PID: 4200, type: MEMORY
Source: Yara match File source: Process Memory Space: rundll32.exe PID: 408, type: MEMORY

Remote Access Functionality:

barindex
Yara detected Ursnif
Source: Yara match File source: 00000000.00000002.912950369.0000000001180000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000002.912982119.00000000001D0000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 00000002.00000002.678640834.00000000011D0000.00000004.00000001.sdmp, type: MEMORY
Source: Yara match File source: 3.2.rundll32.exe.10000000.5.unpack, type: UNPACKEDPE
Source: Yara match File source: 3.2.rundll32.exe.1d0000.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.loaddll32.exe.1180000.0.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 2.2.rundll32.exe.11d0000.1.raw.unpack, type: UNPACKEDPE
Source: Yara match File source: 0.2.loaddll32.exe.10000000.4.unpack, type: UNPACKEDPE
Yara detected Ursnif
Source: Yara match File source: 00000003.00000003.800812479.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800782996.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798289692.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800751690.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798356915.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798241587.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798380410.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798275065.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800877488.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800857311.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800835964.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.798260213.0000000003ACB000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.877675545.00000000039CD000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800898920.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: 00000003.00000003.800911923.0000000004D38000.00000004.00000040.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: loaddll32.exe PID: 4200, type: MEMORY
Source: Yara match File source: Process Memory Space: rundll32.exe PID: 408, type: MEMORY
windows-stand
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Legend:

  • Process
  • Signature
  • Created File
  • DNS/IP Info
  • Is Dropped
  • Is Windows Process
  • Number of created Registry Values
  • Number of created Files
  • Visual Basic
  • Delphi
  • Java
  • .Net C# or VB.NET
  • C, C++ or other language
  • Is malicious
  • Internet
behaviorgraph top1 signatures2 2 Behavior Graph ID: 382183 Sample: KcFVz0y2si.dll Startdate: 05/04/2021 Architecture: WINDOWS Score: 84 42 Found malware configuration 2->42 44 Multi AV Scanner detection for submitted file 2->44 46 Yara detected  Ursnif 2->46 48 2 other signatures 2->48 7 loaddll32.exe 1 2->7         started        10 iexplore.exe 1 53 2->10         started        12 iexplore.exe 1 50 2->12         started        14 iexplore.exe 1 51 2->14         started        process3 signatures4 50 Writes or reads registry keys via WMI 7->50 52 Writes registry values via WMI 7->52 16 rundll32.exe 7->16         started        19 cmd.exe 1 7->19         started        21 iexplore.exe 32 10->21         started        24 iexplore.exe 31 10->24         started        26 iexplore.exe 32 12->26         started        28 iexplore.exe 159 14->28         started        process5 dnsIp6 40 Writes registry values via WMI 16->40 30 rundll32.exe 19->30         started        32 under17.com 185.243.114.196, 80 ACCELERATED-ITDE Netherlands 21->32 34 prda.aadg.msidentity.com 28->34 36 login.microsoftonline.com 28->36 38 a.privatelink.msidentity.com 28->38 signatures7 process8
  • No. of IPs < 25%
  • 25% < No. of IPs < 50%
  • 50% < No. of IPs < 75%
  • 75% < No. of IPs

Contacted Public IPs

IP Domain Country Flag ASN ASN Name Malicious
185.243.114.196
 under17.com Netherlands
31400 ACCELERATED-ITDE true

Contacted Domains

Name IP Active
under17.com 185.243.114.196 true
login.microsoftonline.com unknown unknown