Windows Analysis Report
server.exe

Overview

General Information

Sample Name: server.exe
Analysis ID: 827617
MD5: a4071382a33bb9fa55ff8bf8b111bc39
SHA1: 4eb7f936efe97a88aad9d38452829cd63a3624b2
SHA256: 04234564fe449d51f7e685455fcfafb3b7721a0b7d1551e3a370f579a3530e04
Tags: agenziaentrateexegoziisfbmefmiseursnif
Infos:

Detection

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

Signatures

Multi AV Scanner detection for submitted file
Detected unpacking (changes PE section rights)
Malicious sample detected (through community Yara rule)
Detected unpacking (overwrites its own PE header)
Multi AV Scanner detection for domain / URL
Snort IDS alert for network traffic
Yara detected Ursnif
Found evasive API chain (may stop execution after checking system information)
Writes or reads registry keys via WMI
Writes registry values via WMI
Found API chain indicative of debugger detection
Machine Learning detection for sample
Creates a DirectInput object (often for capturing keystrokes)
Uses 32bit PE files
Yara signature match
Antivirus or Machine Learning detection for unpacked file
Contains functionality to query locales information (e.g. system language)
Contains functionality to read the PEB
Uses a known web browser user agent for HTTP communication
Uses code obfuscation techniques (call, push, ret)
Internet Provider seen in connection with other malware
Contains functionality to call native functions
Tries to resolve domain names, but no domain seems valid (expired dropper behavior)
Contains functionality to dynamically determine API calls

Classification

AV Detection
barindex
Multi AV Scanner detection for submitted file
Source: server.exe Virustotal: Detection: 49% Perma Link
Multi AV Scanner detection for domain / URL
Source: http://31.41.44.108/ Virustotal: Detection: 6% Perma Link
Machine Learning detection for sample
Source: server.exe Joe Sandbox ML: detected
Antivirus or Machine Learning detection for unpacked file
Source: 0.2.server.exe.400000.0.unpack Avira: Label: TR/Crypt.XPACK.Gen7
Source: 00000000.00000003.294009819.0000000002B70000.00000004.00001000.00020000.00000000.sdmp Malware Configuration Extractor: Ursnif {"RSA Public Key": "ScCitKVnthsrIejolA7zuBWvwII2di/DH3GlyTtkQAl5+NYn11P8hoApgIAx8QgiEaRicK3ETZq3j2ua44XjJevEH0XzzTqZAT3wkYswDxrBkgZMCwo6YXkhXitvoh3eARDtRDEkQsoLHZ9GnSskgPPZhcXZcW5DEVGUxmtbXgDaTXEEASp94TxsSTq8LcHFcoUD/3qCUIKISKD7sIV0hgpJQ8kx5Fr/zREoX54YDyuxKi/xJ3SBIavWF9UPU+YwvxpBDYMFrMsKJrjGUlpoQZehisJjttb1cTtggelEGnFr5O2GXefQUuwrSizDeVnMRSAHdds+AiqlPxEl1nFzSfnHhHtw7Ql8JtPTws7Z1Ho=", "c2_domain": ["checklist.skype.com", "5.44.43.17", "31.41.44.108", "62.173.138.213", "109.248.11.174"], "botnet": "7714", "server": "50", "serpent_key": "lk8hY4nisKQzZKXE", "sleep_time": "1", "CONF_TIMEOUT": "20", "SetWaitableTimer_value": "0"}

Compliance
barindex
Detected unpacking (overwrites its own PE header)
Source: C:\Users\user\Desktop\server.exe Unpacked PE file: 0.2.server.exe.400000.0.unpack
Uses 32bit PE files
Source: server.exe Static PE information: EXECUTABLE_IMAGE, 32BIT_MACHINE
Source: C:\Users\user\Desktop\server.exe File opened: C:\Windows\SysWOW64\msvcr100.dll Jump to behavior
Source: Binary string: C:\vecupeha_kocem\hanowida_tiyecu.pdb source: server.exe

Networking
barindex
Snort IDS alert for network traffic
Source: Traffic Snort IDS: 2033204 ET TROJAN Ursnif Variant CnC Beacon - URI Struct M2 (_2F) 192.168.2.4:49695 -> 5.44.43.17:80
Source: Traffic Snort IDS: 2033203 ET TROJAN Ursnif Variant CnC Beacon - URI Struct M1 (_2B) 192.168.2.4:49695 -> 5.44.43.17:80
Uses a known web browser user agent for HTTP communication
Source: global traffic HTTP traffic detected: GET /drew/L2Ctnat9/M34_2FbYe0ZC9ndvN_2FGmY/27aAwtqf0J/wCDEgzGms_2BItZWy/3Y988SJvsZ8d/G3blEZDMCSE/Bi4DBDrc6fsxs_/2B3aB3ncMi0pp47wsona_/2Bg3i_2FKiTRHGjN/oHTatVB82_2Bul8/TJX3dbVMmJ11Klc61D/Pyd9ldtz9/oHshYCyo8YOqEvONS9ad/fWHuvb04Djokj2GS9tP/hFDYxrH3WbHt3WZEGKZKd7/8Da2SdLCDRHMt/cExDArjC/xj0VJZ2pcmhn5qbmTarHUT8/nHF70Bsig92/tQ.jlk HTTP/1.1User-Agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 10.0)Host: 5.44.43.17Connection: Keep-AliveCache-Control: no-cache
Internet Provider seen in connection with other malware
Source: Joe Sandbox View ASN Name: MGNHOST-ASRU MGNHOST-ASRU
Tries to resolve domain names, but no domain seems valid (expired dropper behavior)
Source: unknown DNS traffic detected: query: checklist.skype.com replaycode: Name error (3)
Source: unknown TCP traffic detected without corresponding DNS query: 5.44.43.17
Source: unknown TCP traffic detected without corresponding DNS query: 5.44.43.17
Source: unknown TCP traffic detected without corresponding DNS query: 5.44.43.17
Source: unknown TCP traffic detected without corresponding DNS query: 5.44.43.17
Source: unknown TCP traffic detected without corresponding DNS query: 5.44.43.17
Source: unknown TCP traffic detected without corresponding DNS query: 31.41.44.108
Source: unknown TCP traffic detected without corresponding DNS query: 31.41.44.108
Source: unknown TCP traffic detected without corresponding DNS query: 31.41.44.108
Source: server.exe, 00000000.00000002.561015752.00000000048DC000.00000004.00000010.00020000.00000000.sdmp String found in binary or memory: http://31.41.
Source: server.exe, 00000000.00000002.560887520.0000000002D6C000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://31.41.44.108/
Source: server.exe, 00000000.00000002.560887520.0000000002DB5000.00000004.00000020.00020000.00000000.sdmp, server.exe, 00000000.00000002.560887520.0000000002D6C000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://31.41.44.108/drew/kSoLH6P3P3ScRZ8VG2/ZyGmCU1Si/Pg3By2fxJOOkAR8rwi0H/T_2F0osErSjTF4ug24E/qpC0b
Source: server.exe, 00000000.00000002.560887520.0000000002D6C000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://31.41.44.108/ows
Source: server.exe, 00000000.00000002.560887520.0000000002D6C000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://5.44.43.17/
Source: server.exe, 00000000.00000002.560887520.0000000002D6C000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://5.44.43.17/H
Source: server.exe, 00000000.00000002.560887520.0000000002D6C000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://5.44.43.17/dows
Source: server.exe, 00000000.00000002.560824916.0000000002D4A000.00000004.00000020.00020000.00000000.sdmp, server.exe, 00000000.00000002.560887520.0000000002D6C000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://5.44.43.17/drew/L2Ctnat9/M34_2FbYe0ZC9ndvN_2FGmY/27aAwtqf0J/wCDEgzGms_2BItZWy/3Y988SJvsZ8d/G3
Source: server.exe, 00000000.00000002.560887520.0000000002D6C000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://checklist.skype.com/drew/t0_2F8jI1aC786/3pDAJvqTmNvXKWVK8YEK3/dSLDX7_2Bak45Arz/NG3260JY92AIOa
Source: unknown DNS traffic detected: queries for: checklist.skype.com
Source: global traffic HTTP traffic detected: GET /drew/L2Ctnat9/M34_2FbYe0ZC9ndvN_2FGmY/27aAwtqf0J/wCDEgzGms_2BItZWy/3Y988SJvsZ8d/G3blEZDMCSE/Bi4DBDrc6fsxs_/2B3aB3ncMi0pp47wsona_/2Bg3i_2FKiTRHGjN/oHTatVB82_2Bul8/TJX3dbVMmJ11Klc61D/Pyd9ldtz9/oHshYCyo8YOqEvONS9ad/fWHuvb04Djokj2GS9tP/hFDYxrH3WbHt3WZEGKZKd7/8Da2SdLCDRHMt/cExDArjC/xj0VJZ2pcmhn5qbmTarHUT8/nHF70Bsig92/tQ.jlk HTTP/1.1User-Agent: Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 10.0)Host: 5.44.43.17Connection: Keep-AliveCache-Control: no-cache

Key, Mouse, Clipboard, Microphone and Screen Capturing
barindex
Yara detected Ursnif
Source: Yara match File source: 00000000.00000003.437821342.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437852108.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437607337.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437902952.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437680280.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437880464.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.436425972.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.561151548.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437645117.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: server.exe PID: 5084, type: MEMORYSTR
Creates a DirectInput object (often for capturing keystrokes)
Source: server.exe, 00000000.00000002.560824916.0000000002D4A000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: <HOOK MODULE="DDRAW.DLL" FUNCTION="DirectDrawCreateEx"/>

E-Banking Fraud
barindex
Yara detected Ursnif
Source: Yara match File source: 00000000.00000003.437821342.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437852108.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437607337.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437902952.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437680280.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437880464.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.436425972.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.561151548.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437645117.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: server.exe PID: 5084, type: MEMORYSTR

System Summary
barindex
Malicious sample detected (through community Yara rule)
Source: 00000000.00000003.437821342.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_fd494041 Author: unknown
Source: 00000000.00000003.437821342.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_261f5ac5 Author: unknown
Source: 00000000.00000003.437852108.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_fd494041 Author: unknown
Source: 00000000.00000003.437852108.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_261f5ac5 Author: unknown
Source: 00000000.00000003.437607337.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_fd494041 Author: unknown
Source: 00000000.00000003.437607337.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_261f5ac5 Author: unknown
Source: 00000000.00000003.437902952.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_fd494041 Author: unknown
Source: 00000000.00000003.437902952.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_261f5ac5 Author: unknown
Source: 00000000.00000003.437680280.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_fd494041 Author: unknown
Source: 00000000.00000003.437680280.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_261f5ac5 Author: unknown
Source: 00000000.00000003.437880464.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_fd494041 Author: unknown
Source: 00000000.00000003.437880464.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_261f5ac5 Author: unknown
Source: 00000000.00000003.436425972.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_fd494041 Author: unknown
Source: 00000000.00000003.436425972.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_261f5ac5 Author: unknown
Source: 00000000.00000002.561151548.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_fd494041 Author: unknown
Source: 00000000.00000002.561151548.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_261f5ac5 Author: unknown
Source: 00000000.00000002.560851312.0000000002D56000.00000040.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_RedLineStealer_ed346e4c Author: unknown
Source: 00000000.00000002.560764513.0000000002B60000.00000040.00001000.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Smokeloader_3687686f Author: unknown
Source: 00000000.00000003.437645117.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_fd494041 Author: unknown
Source: 00000000.00000003.437645117.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_261f5ac5 Author: unknown
Source: Process Memory Space: server.exe PID: 5084, type: MEMORYSTR Matched rule: Windows_Trojan_Gozi_fd494041 Author: unknown
Source: Process Memory Space: server.exe PID: 5084, type: MEMORYSTR Matched rule: Windows_Trojan_Gozi_261f5ac5 Author: unknown
Writes or reads registry keys via WMI
Source: C:\Users\user\Desktop\server.exe WMI Queries: IWbemServices::ExecMethod - root\default : StdRegProv::GetStringValue
Source: C:\Users\user\Desktop\server.exe WMI Queries: IWbemServices::ExecMethod - root\default : StdRegProv::SetDWORDValue
Source: C:\Users\user\Desktop\server.exe WMI Queries: IWbemServices::ExecMethod - root\default : StdRegProv::SetBinaryValue
Source: C:\Users\user\Desktop\server.exe WMI Queries: IWbemServices::ExecMethod - root\default : StdRegProv::SetStringValue
Writes registry values via WMI
Source: C:\Users\user\Desktop\server.exe WMI Registry write: IWbemServices::ExecMethod - root\default : StdRegProv::SetDWORDValue
Source: C:\Users\user\Desktop\server.exe WMI Registry write: IWbemServices::ExecMethod - root\default : StdRegProv::SetBinaryValue
Source: C:\Users\user\Desktop\server.exe WMI Registry write: IWbemServices::ExecMethod - root\default : StdRegProv::SetStringValue
Uses 32bit PE files
Source: server.exe Static PE information: EXECUTABLE_IMAGE, 32BIT_MACHINE
Yara signature match
Source: 00000000.00000003.437821342.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_fd494041 reference_sample = 0a1c1557bdb8c1b99e2b764fc6b21a07e33dc777b492a25a55cbd8737031e237, os = windows, severity = x86, creation_date = 2021-03-22, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Gozi, fingerprint = faabcdfb3402a5951ff1fde4f994dcb00ec9a71fb815b80dc1da9b577bf92ec2, id = fd494041-3fe8-4ffa-9ab8-6798032f1d66, last_modified = 2021-08-23
Source: 00000000.00000003.437821342.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_261f5ac5 reference_sample = 31835c6350177eff88265e81335a50fcbe0dc46771bf031c836947851dcebb4f, os = windows, severity = x86, creation_date = 2019-08-02, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Gozi, fingerprint = cbc8fec8fbaa809cfc7da7db72aeda43d4270f907e675016cbbc2e28e7b8553c, id = 261f5ac5-7800-4580-ac37-80b71c47c270, last_modified = 2021-08-23
Source: 00000000.00000003.437852108.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_fd494041 reference_sample = 0a1c1557bdb8c1b99e2b764fc6b21a07e33dc777b492a25a55cbd8737031e237, os = windows, severity = x86, creation_date = 2021-03-22, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Gozi, fingerprint = faabcdfb3402a5951ff1fde4f994dcb00ec9a71fb815b80dc1da9b577bf92ec2, id = fd494041-3fe8-4ffa-9ab8-6798032f1d66, last_modified = 2021-08-23
Source: 00000000.00000003.437852108.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_261f5ac5 reference_sample = 31835c6350177eff88265e81335a50fcbe0dc46771bf031c836947851dcebb4f, os = windows, severity = x86, creation_date = 2019-08-02, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Gozi, fingerprint = cbc8fec8fbaa809cfc7da7db72aeda43d4270f907e675016cbbc2e28e7b8553c, id = 261f5ac5-7800-4580-ac37-80b71c47c270, last_modified = 2021-08-23
Source: 00000000.00000003.437607337.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_fd494041 reference_sample = 0a1c1557bdb8c1b99e2b764fc6b21a07e33dc777b492a25a55cbd8737031e237, os = windows, severity = x86, creation_date = 2021-03-22, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Gozi, fingerprint = faabcdfb3402a5951ff1fde4f994dcb00ec9a71fb815b80dc1da9b577bf92ec2, id = fd494041-3fe8-4ffa-9ab8-6798032f1d66, last_modified = 2021-08-23
Source: 00000000.00000003.437607337.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_261f5ac5 reference_sample = 31835c6350177eff88265e81335a50fcbe0dc46771bf031c836947851dcebb4f, os = windows, severity = x86, creation_date = 2019-08-02, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Gozi, fingerprint = cbc8fec8fbaa809cfc7da7db72aeda43d4270f907e675016cbbc2e28e7b8553c, id = 261f5ac5-7800-4580-ac37-80b71c47c270, last_modified = 2021-08-23
Source: 00000000.00000003.437902952.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_fd494041 reference_sample = 0a1c1557bdb8c1b99e2b764fc6b21a07e33dc777b492a25a55cbd8737031e237, os = windows, severity = x86, creation_date = 2021-03-22, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Gozi, fingerprint = faabcdfb3402a5951ff1fde4f994dcb00ec9a71fb815b80dc1da9b577bf92ec2, id = fd494041-3fe8-4ffa-9ab8-6798032f1d66, last_modified = 2021-08-23
Source: 00000000.00000003.437902952.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_261f5ac5 reference_sample = 31835c6350177eff88265e81335a50fcbe0dc46771bf031c836947851dcebb4f, os = windows, severity = x86, creation_date = 2019-08-02, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Gozi, fingerprint = cbc8fec8fbaa809cfc7da7db72aeda43d4270f907e675016cbbc2e28e7b8553c, id = 261f5ac5-7800-4580-ac37-80b71c47c270, last_modified = 2021-08-23
Source: 00000000.00000003.437680280.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_fd494041 reference_sample = 0a1c1557bdb8c1b99e2b764fc6b21a07e33dc777b492a25a55cbd8737031e237, os = windows, severity = x86, creation_date = 2021-03-22, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Gozi, fingerprint = faabcdfb3402a5951ff1fde4f994dcb00ec9a71fb815b80dc1da9b577bf92ec2, id = fd494041-3fe8-4ffa-9ab8-6798032f1d66, last_modified = 2021-08-23
Source: 00000000.00000003.437680280.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_261f5ac5 reference_sample = 31835c6350177eff88265e81335a50fcbe0dc46771bf031c836947851dcebb4f, os = windows, severity = x86, creation_date = 2019-08-02, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Gozi, fingerprint = cbc8fec8fbaa809cfc7da7db72aeda43d4270f907e675016cbbc2e28e7b8553c, id = 261f5ac5-7800-4580-ac37-80b71c47c270, last_modified = 2021-08-23
Source: 00000000.00000003.437880464.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_fd494041 reference_sample = 0a1c1557bdb8c1b99e2b764fc6b21a07e33dc777b492a25a55cbd8737031e237, os = windows, severity = x86, creation_date = 2021-03-22, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Gozi, fingerprint = faabcdfb3402a5951ff1fde4f994dcb00ec9a71fb815b80dc1da9b577bf92ec2, id = fd494041-3fe8-4ffa-9ab8-6798032f1d66, last_modified = 2021-08-23
Source: 00000000.00000003.437880464.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_261f5ac5 reference_sample = 31835c6350177eff88265e81335a50fcbe0dc46771bf031c836947851dcebb4f, os = windows, severity = x86, creation_date = 2019-08-02, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Gozi, fingerprint = cbc8fec8fbaa809cfc7da7db72aeda43d4270f907e675016cbbc2e28e7b8553c, id = 261f5ac5-7800-4580-ac37-80b71c47c270, last_modified = 2021-08-23
Source: 00000000.00000003.436425972.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_fd494041 reference_sample = 0a1c1557bdb8c1b99e2b764fc6b21a07e33dc777b492a25a55cbd8737031e237, os = windows, severity = x86, creation_date = 2021-03-22, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Gozi, fingerprint = faabcdfb3402a5951ff1fde4f994dcb00ec9a71fb815b80dc1da9b577bf92ec2, id = fd494041-3fe8-4ffa-9ab8-6798032f1d66, last_modified = 2021-08-23
Source: 00000000.00000003.436425972.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_261f5ac5 reference_sample = 31835c6350177eff88265e81335a50fcbe0dc46771bf031c836947851dcebb4f, os = windows, severity = x86, creation_date = 2019-08-02, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Gozi, fingerprint = cbc8fec8fbaa809cfc7da7db72aeda43d4270f907e675016cbbc2e28e7b8553c, id = 261f5ac5-7800-4580-ac37-80b71c47c270, last_modified = 2021-08-23
Source: 00000000.00000002.561151548.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_fd494041 reference_sample = 0a1c1557bdb8c1b99e2b764fc6b21a07e33dc777b492a25a55cbd8737031e237, os = windows, severity = x86, creation_date = 2021-03-22, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Gozi, fingerprint = faabcdfb3402a5951ff1fde4f994dcb00ec9a71fb815b80dc1da9b577bf92ec2, id = fd494041-3fe8-4ffa-9ab8-6798032f1d66, last_modified = 2021-08-23
Source: 00000000.00000002.561151548.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_261f5ac5 reference_sample = 31835c6350177eff88265e81335a50fcbe0dc46771bf031c836947851dcebb4f, os = windows, severity = x86, creation_date = 2019-08-02, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Gozi, fingerprint = cbc8fec8fbaa809cfc7da7db72aeda43d4270f907e675016cbbc2e28e7b8553c, id = 261f5ac5-7800-4580-ac37-80b71c47c270, last_modified = 2021-08-23
Source: 00000000.00000002.560851312.0000000002D56000.00000040.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_RedLineStealer_ed346e4c reference_sample = a91c1d3965f11509d1c1125210166b824a79650f29ea203983fffb5f8900858c, os = windows, severity = x86, creation_date = 2022-02-17, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.RedLineStealer, fingerprint = 834c13b2e0497787e552bb1318664496d286e7cf57b4661e5e07bf1cffe61b82, id = ed346e4c-7890-41ee-8648-f512682fe20e, last_modified = 2022-04-12
Source: 00000000.00000002.560764513.0000000002B60000.00000040.00001000.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Smokeloader_3687686f reference_sample = 8b3014ecd962a335b246f6c70fc820247e8bdaef98136e464b1fdb824031eef7, os = windows, severity = x86, creation_date = 2021-07-21, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Smokeloader, fingerprint = 0f483f9f79ae29b944825c1987366d7b450312f475845e2242a07674580918bc, id = 3687686f-8fbf-4f09-9afa-612ee65dc86c, last_modified = 2021-08-23
Source: 00000000.00000003.437645117.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_fd494041 reference_sample = 0a1c1557bdb8c1b99e2b764fc6b21a07e33dc777b492a25a55cbd8737031e237, os = windows, severity = x86, creation_date = 2021-03-22, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Gozi, fingerprint = faabcdfb3402a5951ff1fde4f994dcb00ec9a71fb815b80dc1da9b577bf92ec2, id = fd494041-3fe8-4ffa-9ab8-6798032f1d66, last_modified = 2021-08-23
Source: 00000000.00000003.437645117.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_261f5ac5 reference_sample = 31835c6350177eff88265e81335a50fcbe0dc46771bf031c836947851dcebb4f, os = windows, severity = x86, creation_date = 2019-08-02, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Gozi, fingerprint = cbc8fec8fbaa809cfc7da7db72aeda43d4270f907e675016cbbc2e28e7b8553c, id = 261f5ac5-7800-4580-ac37-80b71c47c270, last_modified = 2021-08-23
Source: Process Memory Space: server.exe PID: 5084, type: MEMORYSTR Matched rule: Windows_Trojan_Gozi_fd494041 reference_sample = 0a1c1557bdb8c1b99e2b764fc6b21a07e33dc777b492a25a55cbd8737031e237, os = windows, severity = x86, creation_date = 2021-03-22, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Gozi, fingerprint = faabcdfb3402a5951ff1fde4f994dcb00ec9a71fb815b80dc1da9b577bf92ec2, id = fd494041-3fe8-4ffa-9ab8-6798032f1d66, last_modified = 2021-08-23
Source: Process Memory Space: server.exe PID: 5084, type: MEMORYSTR Matched rule: Windows_Trojan_Gozi_261f5ac5 reference_sample = 31835c6350177eff88265e81335a50fcbe0dc46771bf031c836947851dcebb4f, os = windows, severity = x86, creation_date = 2019-08-02, scan_context = file, memory, license = Elastic License v2, threat_name = Windows.Trojan.Gozi, fingerprint = cbc8fec8fbaa809cfc7da7db72aeda43d4270f907e675016cbbc2e28e7b8553c, id = 261f5ac5-7800-4580-ac37-80b71c47c270, last_modified = 2021-08-23
Contains functionality to call native functions
Source: C:\Users\user\Desktop\server.exe Code function: 0_2_0040110B GetProcAddress,NtCreateSection,memset, 0_2_0040110B
Source: C:\Users\user\Desktop\server.exe Code function: 0_2_00401459 NtMapViewOfSection, 0_2_00401459
Source: C:\Users\user\Desktop\server.exe Code function: 0_2_004019F1 NtQuerySystemInformation,Sleep,GetLocaleInfoA,GetSystemDefaultUILanguage,VerLanguageNameA,GetLongPathNameW,GetLongPathNameW,GetLongPathNameW,CreateThread,QueueUserAPC,CloseHandle,GetLastError,TerminateThread,CloseHandle,SetLastError,WaitForSingleObject,GetExitCodeThread,CloseHandle,GetLastError,GetLastError, 0_2_004019F1
Source: C:\Users\user\Desktop\server.exe Code function: 0_2_02B61C58 NtQuerySystemInformation,Sleep,GetLocaleInfoA,GetSystemDefaultUILanguage,VerLanguageNameA,CreateThread,QueueUserAPC,GetLastError,TerminateThread,SetLastError,WaitForSingleObject,GetExitCodeThread,GetLastError,GetLastError, 0_2_02B61C58
Source: server.exe Virustotal: Detection: 49%
Source: server.exe Static PE information: Section: .text IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
Source: C:\Users\user\Desktop\server.exe Key opened: HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Safer\CodeIdentifiers Jump to behavior
Source: C:\Users\user\Desktop\server.exe Code function: 0_2_02D5C9F7 CreateToolhelp32Snapshot,Module32First, 0_2_02D5C9F7
Source: C:\Users\user\Desktop\server.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4590F811-1D3A-11D0-891F-00AA004B2E24}\InprocServer32 Jump to behavior
Source: classification engine Classification label: mal100.troj.evad.winEXE@1/0@1/2
Source: C:\Users\user\Desktop\server.exe File read: C:\Windows\System32\drivers\etc\hosts Jump to behavior
Source: C:\Users\user\Desktop\server.exe File read: C:\Windows\System32\drivers\etc\hosts Jump to behavior
Source: C:\Users\user\Desktop\server.exe File opened: C:\Windows\SysWOW64\msvcr100.dll Jump to behavior
Source: server.exe Static PE information: data directory type: IMAGE_DIRECTORY_ENTRY_IMPORT
Source: server.exe Static PE information: data directory type: IMAGE_DIRECTORY_ENTRY_RESOURCE
Source: server.exe Static PE information: data directory type: IMAGE_DIRECTORY_ENTRY_BASERELOC
Source: server.exe Static PE information: data directory type: IMAGE_DIRECTORY_ENTRY_DEBUG
Source: server.exe Static PE information: data directory type: IMAGE_DIRECTORY_ENTRY_LOAD_CONFIG
Source: server.exe Static PE information: data directory type: IMAGE_DIRECTORY_ENTRY_IAT
Source: server.exe Static PE information: data directory type: IMAGE_DIRECTORY_ENTRY_DEBUG
Source: Binary string: C:\vecupeha_kocem\hanowida_tiyecu.pdb source: server.exe

Data Obfuscation
barindex
Detected unpacking (changes PE section rights)
Source: C:\Users\user\Desktop\server.exe Unpacked PE file: 0.2.server.exe.400000.0.unpack .text:ER;.data:W;.rsrc:R;.reloc:R; vs .text:ER;.rdata:R;.data:W;.bss:W;.rsrc:R;.reloc:R;
Detected unpacking (overwrites its own PE header)
Source: C:\Users\user\Desktop\server.exe Unpacked PE file: 0.2.server.exe.400000.0.unpack
Uses code obfuscation techniques (call, push, ret)
Source: C:\Users\user\Desktop\server.exe Code function: 0_2_02D6B2D4 pushad ; iretd 0_2_02D6B2F9
Source: C:\Users\user\Desktop\server.exe Code function: 0_2_02D6408B push edi; ret 0_2_02D6408C
Source: C:\Users\user\Desktop\server.exe Code function: 0_2_02D5EDFF push 8B8751D0h; retf 0_2_02D5EE04
Source: C:\Users\user\Desktop\server.exe Code function: 0_2_02D6B358 push esp; iretd 0_2_02D6B359
Source: C:\Users\user\Desktop\server.exe Code function: 0_2_02D6B138 push ss; iretd 0_2_02D6B149
Contains functionality to dynamically determine API calls
Source: C:\Users\user\Desktop\server.exe Code function: 0_2_00401000 LoadLibraryA,GetProcAddress, 0_2_00401000

Hooking and other Techniques for Hiding and Protection
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Yara detected Ursnif
Source: Yara match File source: 00000000.00000003.437821342.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437852108.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437607337.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437902952.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437680280.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437880464.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.436425972.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.561151548.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437645117.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: server.exe PID: 5084, type: MEMORYSTR
Source: C:\Users\user\Desktop\server.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\server.exe Process information set: NOOPENFILEERRORBOX Jump to behavior

Malware Analysis System Evasion
barindex
Found evasive API chain (may stop execution after checking system information)
Source: C:\Users\user\Desktop\server.exe Evasive API call chain: NtQuerySystemInformation,DecisionNodes,Sleep
Source: C:\Users\user\Desktop\server.exe API call chain: ExitProcess graph end node
Source: C:\Users\user\Desktop\server.exe API call chain: ExitProcess graph end node
Source: server.exe, 00000000.00000002.560887520.0000000002DB5000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Hyper-V RAWype.comL
Source: server.exe, 00000000.00000002.560887520.0000000002D6C000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Hyper-V RAW

Anti Debugging
barindex
Found API chain indicative of debugger detection
Source: C:\Users\user\Desktop\server.exe Debugger detection routine: NtQueryInformationProcess or NtQuerySystemInformation, DecisionNodes, ExitProcess or Sleep
Contains functionality to read the PEB
Source: C:\Users\user\Desktop\server.exe Code function: 0_2_02B6092B mov eax, dword ptr fs:[00000030h] 0_2_02B6092B
Source: C:\Users\user\Desktop\server.exe Code function: 0_2_02B60D90 mov eax, dword ptr fs:[00000030h] 0_2_02B60D90
Source: C:\Users\user\Desktop\server.exe Code function: 0_2_02D5C2D4 push dword ptr fs:[00000030h] 0_2_02D5C2D4
Contains functionality to dynamically determine API calls
Source: C:\Users\user\Desktop\server.exe Code function: 0_2_00401000 LoadLibraryA,GetProcAddress, 0_2_00401000
Contains functionality to query locales information (e.g. system language)
Source: C:\Users\user\Desktop\server.exe Code function: NtQuerySystemInformation,Sleep,GetLocaleInfoA,GetSystemDefaultUILanguage,VerLanguageNameA,GetLongPathNameW,GetLongPathNameW,GetLongPathNameW,CreateThread,QueueUserAPC,CloseHandle,GetLastError,TerminateThread,CloseHandle,SetLastError,WaitForSingleObject,GetExitCodeThread,CloseHandle,GetLastError,GetLastError, 0_2_004019F1
Source: C:\Users\user\Desktop\server.exe Code function: NtQuerySystemInformation,Sleep,GetLocaleInfoA,GetSystemDefaultUILanguage,VerLanguageNameA,CreateThread,QueueUserAPC,GetLastError,TerminateThread,SetLastError,WaitForSingleObject,GetExitCodeThread,GetLastError,GetLastError, 0_2_02B61C58
Source: C:\Users\user\Desktop\server.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography MachineGuid Jump to behavior
Source: C:\Users\user\Desktop\server.exe Code function: 0_2_00401D68 CreateEventA,GetVersion,GetCurrentProcessId,OpenProcess,GetLastError, 0_2_00401D68
Source: C:\Users\user\Desktop\server.exe Code function: 0_2_004015B0 GetSystemTimeAsFileTime,CreateFileMappingW,GetLastError,GetLastError,MapViewOfFile,GetLastError,CloseHandle,GetLastError, 0_2_004015B0

Stealing of Sensitive Information
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Yara detected Ursnif
Source: Yara match File source: 00000000.00000003.437821342.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437852108.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437607337.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437902952.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437680280.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437880464.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.436425972.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.561151548.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437645117.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: server.exe PID: 5084, type: MEMORYSTR

Remote Access Functionality
barindex
Yara detected Ursnif
Source: Yara match File source: 00000000.00000003.437821342.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437852108.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437607337.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437902952.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437680280.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437880464.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.436425972.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.561151548.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.437645117.00000000054A8000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: server.exe PID: 5084, type: MEMORYSTR
windows-stand
Hide Legend

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: 827617 Sample: server.exe Startdate: 16/03/2023 Architecture: WINDOWS Score: 100 15 Snort IDS alert for network traffic 2->15 17 Multi AV Scanner detection for domain / URL 2->17 19 Malicious sample detected (through community Yara rule) 2->19 21 3 other signatures 2->21 5 server.exe 6 2->5         started        process3 dnsIp4 9 5.44.43.17, 49695, 80 MGNHOST-ASRU Russian Federation 5->9 11 31.41.44.108, 80 ASRELINKRU Russian Federation 5->11 13 checklist.skype.com 5->13 23 Detected unpacking (changes PE section rights) 5->23 25 Detected unpacking (overwrites its own PE header) 5->25 27 Found evasive API chain (may stop execution after checking system information) 5->27 29 3 other signatures 5->29 signatures5
  • 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
5.44.43.17
 unknown Russian Federation
202423 MGNHOST-ASRU true
31.41.44.108
 unknown Russian Federation
56577 ASRELINKRU false

Contacted Domains

Name IP Active
checklist.skype.com unknown unknown

Contacted URLs

Name Malicious Antivirus Detection Reputation
http://5.44.43.17/drew/L2Ctnat9/M34_2FbYe0ZC9ndvN_2FGmY/27aAwtqf0J/wCDEgzGms_2BItZWy/3Y988SJvsZ8d/G3blEZDMCSE/Bi4DBDrc6fsxs_/2B3aB3ncMi0pp47wsona_/2Bg3i_2FKiTRHGjN/oHTatVB82_2Bul8/TJX3dbVMmJ11Klc61D/Pyd9ldtz9/oHshYCyo8YOqEvONS9ad/fWHuvb04Djokj2GS9tP/hFDYxrH3WbHt3WZEGKZKd7/8Da2SdLCDRHMt/cExDArjC/xj0VJZ2pcmhn5qbmTarHUT8/nHF70Bsig92/tQ.jlk true
  • Avira URL Cloud: safe
 unknown