Windows Analysis Report
gozi_loader.bin.exe

Overview

General Information

Sample Name: gozi_loader.bin.exe
Analysis ID: 829723
MD5: 700d3ea5098e7b7f45fceec4df9df798
SHA1: 8796dfe929e1f9d507a4c7da048fb80eeaed94eb
SHA256: 061c271c0617e56aeb196c834fcab2d24755afa50cd95cc6a299d76be496a858
Tags: 7709exegozi
Infos:

Detection

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

Signatures

Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Antivirus detection for URL or domain
Malicious sample detected (through community Yara rule)
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)
Tries to connect to HTTP servers, but all servers are down (expired dropper behavior)
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
Antivirus / Scanner detection for submitted sample
Source: gozi_loader.bin.exe Avira: detected
Multi AV Scanner detection for submitted file
Source: gozi_loader.bin.exe ReversingLabs: Detection: 61%
Antivirus detection for URL or domain
Source: http://62.173.141.252/t Avira URL Cloud: Label: malware
Source: http://62.173.141.252/drew/y3O_2BnUepUaUzeF4C/FRcN_2F0g/JenmUZWHq05STtkRb5sf/OjHYpR2L_2F2jEOkrjw/2V_ Avira URL Cloud: Label: malware
Machine Learning detection for sample
Source: gozi_loader.bin.exe Joe Sandbox ML: detected
Antivirus or Machine Learning detection for unpacked file
Source: 0.2.gozi_loader.bin.exe.400000.0.unpack Avira: Label: TR/Crypt.XPACK.Gen7
Source: 0.0.gozi_loader.bin.exe.400000.0.unpack Avira: Label: TR/Crypt.XPACK.Gen7
Source: gozi_loader.bin.exe Malware Configuration Extractor: Ursnif {"RSA Public Key": "X0CjtxCEKhyWPVzp/ypnuYDLNIOhkqPDio0ZyqaAtAnkFEsoQnBwh+tF9ICcDX0ifMDWcBjhwZoirN+aTqJXJlbhk0Ve6q6ZbFlkkvZMgxosr3pMdiauYeQ90ivavpHebCxhRZxAtsp2ORNHCEiYgF72+cVEjuJDfG0Ix9Z30gBFauUEbEbx4aeIvTonSjXG3aF3/+WexILzZBT8G6LohnVlt8mcAM//OC6cXwk1gyscR6PxkpD1IRbzi9V6b1oxKje1De4hIMx1QizHvXbcQQK+/sLO0kr23FfUgVRhjnHWAGKHyANFU1dIviwuls3MsDx7dUZbdioQXIUlQY7nSWTk+HvbCX58ke9Hwzn2SHs=", "c2_domain": ["checklist.skype.com", "62.173.141.252", "31.41.44.33", "109.248.11.112"], "botnet": "7709", "server": "50", "serpent_key": "pThBpljTg5GSXpa1", "sleep_time": "1", "CONF_TIMEOUT": "20", "SetWaitableTimer_value": "0"}
Uses 32bit PE files
Source: gozi_loader.bin.exe Static PE information: EXECUTABLE_IMAGE, 32BIT_MACHINE
Tries to connect to HTTP servers, but all servers are down (expired dropper behavior)
Source: global traffic TCP traffic: 192.168.2.3:49699 -> 62.173.141.252:80
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: 62.173.141.252
Source: unknown TCP traffic detected without corresponding DNS query: 62.173.141.252
Source: unknown TCP traffic detected without corresponding DNS query: 62.173.141.252
Source: gozi_loader.bin.exe, 00000000.00000002.512447276.0000000000E4C000.00000004.00000010.00020000.00000000.sdmp String found in binary or memory: http://62.173
Source: gozi_loader.bin.exe, 00000000.00000002.512142359.0000000000775000.00000004.00000020.00020000.00000000.sdmp, gozi_loader.bin.exe, 00000000.00000002.512142359.0000000000783000.00000004.00000020.00020000.00000000.sdmp, gozi_loader.bin.exe, 00000000.00000002.512142359.0000000000736000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://62.173.141.252/drew/y3O_2BnUepUaUzeF4C/FRcN_2F0g/JenmUZWHq05STtkRb5sf/OjHYpR2L_2F2jEOkrjw/2V_
Source: gozi_loader.bin.exe, 00000000.00000002.512142359.0000000000736000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://62.173.141.252/t
Source: gozi_loader.bin.exe, 00000000.00000002.512142359.0000000000775000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://checklist.skype.com/drew/YJnT5wK9lbi_2FYe8Kf5y/QYTs_2B6r_2FF8l0/fLw2xZG1XgX5PrO/q_2Bnf6Otc_2F
Source: gozi_loader.bin.exe, 00000000.00000002.512142359.0000000000736000.00000004.00000020.00020000.00000000.sdmp String found in binary or memory: http://ctldl.windowsup-k
Source: unknown DNS traffic detected: queries for: checklist.skype.com

Key, Mouse, Clipboard, Microphone and Screen Capturing
barindex
Yara detected Ursnif
Source: Yara match File source: 00000000.00000003.389853004.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389784429.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.512474249.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389835658.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389702984.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389820029.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389734905.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389803220.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389762139.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: gozi_loader.bin.exe PID: 5828, type: MEMORYSTR
Creates a DirectInput object (often for capturing keystrokes)
Source: gozi_loader.bin.exe, 00000000.00000002.512142359.000000000072A000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: <HOOK MODULE="DDRAW.DLL" FUNCTION="DirectDrawCreateEx"/>

E-Banking Fraud
barindex
Yara detected Ursnif
Source: Yara match File source: 00000000.00000003.389853004.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389784429.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.512474249.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389835658.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389702984.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389820029.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389734905.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389803220.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389762139.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: gozi_loader.bin.exe PID: 5828, type: MEMORYSTR

System Summary
barindex
Malicious sample detected (through community Yara rule)
Source: 00000000.00000003.389853004.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_fd494041 Author: unknown
Source: 00000000.00000003.389853004.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_261f5ac5 Author: unknown
Source: 00000000.00000003.389784429.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_fd494041 Author: unknown
Source: 00000000.00000003.389784429.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_261f5ac5 Author: unknown
Source: 00000000.00000002.512474249.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_fd494041 Author: unknown
Source: 00000000.00000002.512474249.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_261f5ac5 Author: unknown
Source: 00000000.00000003.389835658.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_fd494041 Author: unknown
Source: 00000000.00000003.389835658.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_261f5ac5 Author: unknown
Source: 00000000.00000003.389702984.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_fd494041 Author: unknown
Source: 00000000.00000003.389702984.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_261f5ac5 Author: unknown
Source: 00000000.00000003.389820029.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_fd494041 Author: unknown
Source: 00000000.00000003.389820029.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_261f5ac5 Author: unknown
Source: 00000000.00000003.389734905.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_fd494041 Author: unknown
Source: 00000000.00000003.389734905.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_261f5ac5 Author: unknown
Source: 00000000.00000003.389803220.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_fd494041 Author: unknown
Source: 00000000.00000003.389803220.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_261f5ac5 Author: unknown
Source: 00000000.00000003.389762139.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_fd494041 Author: unknown
Source: 00000000.00000003.389762139.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY Matched rule: Windows_Trojan_Gozi_261f5ac5 Author: unknown
Source: Process Memory Space: gozi_loader.bin.exe PID: 5828, type: MEMORYSTR Matched rule: Windows_Trojan_Gozi_fd494041 Author: unknown
Source: Process Memory Space: gozi_loader.bin.exe PID: 5828, type: MEMORYSTR Matched rule: Windows_Trojan_Gozi_261f5ac5 Author: unknown
Writes or reads registry keys via WMI
Source: C:\Users\user\Desktop\gozi_loader.bin.exe WMI Queries: IWbemServices::ExecMethod - root\default : StdRegProv::GetStringValue
Source: C:\Users\user\Desktop\gozi_loader.bin.exe WMI Queries: IWbemServices::ExecMethod - root\default : StdRegProv::SetDWORDValue
Source: C:\Users\user\Desktop\gozi_loader.bin.exe WMI Queries: IWbemServices::ExecMethod - root\default : StdRegProv::SetBinaryValue
Source: C:\Users\user\Desktop\gozi_loader.bin.exe WMI Queries: IWbemServices::ExecMethod - root\default : StdRegProv::SetStringValue
Writes registry values via WMI
Source: C:\Users\user\Desktop\gozi_loader.bin.exe WMI Registry write: IWbemServices::ExecMethod - root\default : StdRegProv::SetDWORDValue
Source: C:\Users\user\Desktop\gozi_loader.bin.exe WMI Registry write: IWbemServices::ExecMethod - root\default : StdRegProv::SetBinaryValue
Source: C:\Users\user\Desktop\gozi_loader.bin.exe WMI Registry write: IWbemServices::ExecMethod - root\default : StdRegProv::SetStringValue
Uses 32bit PE files
Source: gozi_loader.bin.exe Static PE information: EXECUTABLE_IMAGE, 32BIT_MACHINE
Yara signature match
Source: 00000000.00000003.389853004.0000000001348000.00000004.00000020.00020000.00000000.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: 00000000.00000003.389853004.0000000001348000.00000004.00000020.00020000.00000000.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: 00000000.00000003.389784429.0000000001348000.00000004.00000020.00020000.00000000.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: 00000000.00000003.389784429.0000000001348000.00000004.00000020.00020000.00000000.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: 00000000.00000002.512474249.0000000001348000.00000004.00000020.00020000.00000000.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: 00000000.00000002.512474249.0000000001348000.00000004.00000020.00020000.00000000.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: 00000000.00000003.389835658.0000000001348000.00000004.00000020.00020000.00000000.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: 00000000.00000003.389835658.0000000001348000.00000004.00000020.00020000.00000000.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: 00000000.00000003.389702984.0000000001348000.00000004.00000020.00020000.00000000.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: 00000000.00000003.389702984.0000000001348000.00000004.00000020.00020000.00000000.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: 00000000.00000003.389820029.0000000001348000.00000004.00000020.00020000.00000000.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: 00000000.00000003.389820029.0000000001348000.00000004.00000020.00020000.00000000.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: 00000000.00000003.389734905.0000000001348000.00000004.00000020.00020000.00000000.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: 00000000.00000003.389734905.0000000001348000.00000004.00000020.00020000.00000000.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: 00000000.00000003.389803220.0000000001348000.00000004.00000020.00020000.00000000.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: 00000000.00000003.389803220.0000000001348000.00000004.00000020.00020000.00000000.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: 00000000.00000003.389762139.0000000001348000.00000004.00000020.00020000.00000000.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: 00000000.00000003.389762139.0000000001348000.00000004.00000020.00020000.00000000.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: gozi_loader.bin.exe PID: 5828, 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: gozi_loader.bin.exe PID: 5828, 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\gozi_loader.bin.exe Code function: 0_2_0040110B GetProcAddress,NtCreateSection,memset, 0_2_0040110B
Source: C:\Users\user\Desktop\gozi_loader.bin.exe Code function: 0_2_00401459 NtMapViewOfSection, 0_2_00401459
Source: C:\Users\user\Desktop\gozi_loader.bin.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: gozi_loader.bin.exe ReversingLabs: Detection: 61%
Source: gozi_loader.bin.exe Static PE information: Section: .text IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
Source: C:\Users\user\Desktop\gozi_loader.bin.exe Key opened: HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Safer\CodeIdentifiers Jump to behavior
Source: C:\Users\user\Desktop\gozi_loader.bin.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@1/1
Source: C:\Users\user\Desktop\gozi_loader.bin.exe File read: C:\Windows\System32\drivers\etc\hosts Jump to behavior
Source: C:\Users\user\Desktop\gozi_loader.bin.exe File read: C:\Windows\System32\drivers\etc\hosts Jump to behavior
Contains functionality to dynamically determine API calls
Source: C:\Users\user\Desktop\gozi_loader.bin.exe Code function: 0_2_00401000 LoadLibraryA,GetProcAddress, 0_2_00401000

Hooking and other Techniques for Hiding and Protection
barindex
Yara detected Ursnif
Source: Yara match File source: 00000000.00000003.389853004.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389784429.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.512474249.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389835658.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389702984.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389820029.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389734905.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389803220.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389762139.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: gozi_loader.bin.exe PID: 5828, type: MEMORYSTR
Source: C:\Users\user\Desktop\gozi_loader.bin.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Users\user\Desktop\gozi_loader.bin.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\gozi_loader.bin.exe Evasive API call chain: NtQuerySystemInformation,DecisionNodes,Sleep
Source: C:\Users\user\Desktop\gozi_loader.bin.exe API call chain: ExitProcess graph end node
Source: gozi_loader.bin.exe, 00000000.00000002.512142359.000000000078E000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Hyper-V RAWa`
Source: gozi_loader.bin.exe, 00000000.00000002.512142359.0000000000736000.00000004.00000020.00020000.00000000.sdmp, gozi_loader.bin.exe, 00000000.00000002.512142359.000000000078E000.00000004.00000020.00020000.00000000.sdmp Binary or memory string: Hyper-V RAW

Anti Debugging
barindex
Found API chain indicative of debugger detection
Source: C:\Users\user\Desktop\gozi_loader.bin.exe Debugger detection routine: NtQueryInformationProcess or NtQuerySystemInformation, DecisionNodes, ExitProcess or Sleep
Contains functionality to dynamically determine API calls
Source: C:\Users\user\Desktop\gozi_loader.bin.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\gozi_loader.bin.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\gozi_loader.bin.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography MachineGuid Jump to behavior
Source: C:\Users\user\Desktop\gozi_loader.bin.exe Code function: 0_2_00401D68 CreateEventA,GetVersion,GetCurrentProcessId,OpenProcess,GetLastError, 0_2_00401D68
Source: C:\Users\user\Desktop\gozi_loader.bin.exe Code function: 0_2_004015B0 GetSystemTimeAsFileTime,CreateFileMappingW,GetLastError,GetLastError,MapViewOfFile,GetLastError,CloseHandle,GetLastError, 0_2_004015B0

Stealing of Sensitive Information
barindex
Yara detected Ursnif
Source: Yara match File source: 00000000.00000003.389853004.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389784429.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.512474249.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389835658.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389702984.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389820029.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389734905.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389803220.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389762139.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: gozi_loader.bin.exe PID: 5828, type: MEMORYSTR

Remote Access Functionality
barindex
Yara detected Ursnif
Source: Yara match File source: 00000000.00000003.389853004.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389784429.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000002.512474249.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389835658.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389702984.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389820029.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389734905.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389803220.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: 00000000.00000003.389762139.0000000001348000.00000004.00000020.00020000.00000000.sdmp, type: MEMORY
Source: Yara match File source: Process Memory Space: gozi_loader.bin.exe PID: 5828, 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: 829723 Sample: gozi_loader.bin.exe Startdate: 19/03/2023 Architecture: WINDOWS Score: 100 13 Malicious sample detected (through community Yara rule) 2->13 15 Antivirus detection for URL or domain 2->15 17 Antivirus / Scanner detection for submitted sample 2->17 19 3 other signatures 2->19 5 gozi_loader.bin.exe 6 2->5         started        process3 dnsIp4 9 62.173.141.252, 80 SPACENET-ASInternetServiceProviderRU Russian Federation 5->9 11 checklist.skype.com 5->11 21 Found evasive API chain (may stop execution after checking system information) 5->21 23 Found API chain indicative of debugger detection 5->23 25 Writes or reads registry keys via WMI 5->25 27 Writes registry values via WMI 5->27 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
62.173.141.252
 unknown Russian Federation
34300 SPACENET-ASInternetServiceProviderRU false

Contacted Domains

Name IP Active
checklist.skype.com unknown unknown