General
- Target 1ojyv6fn5wbw0xyn.exe
- Size 474KB
- Sample260828-tapvhszfmc
- SHA256 3e6a55917e8387fb87a754baa71e366364ac99cdf01b1ec6b46dd4b1722e6900
- MD5 f4bf4d9ab84c0b95f28f17c75169ed7f
- SHA1 3d332b1a276b7f52a9f54c50eaf4543dd691b509
- SHA512 3efe33fce521054e79b79f19f67dc58a99471b4708663c879198bcf70eb1e7f62d4c14e1c992c85f3a8f8e2cd9c8c67bf568bd9940864e0b2cb550c005b99a97
- SSDEEP 12288:k++QDWLfB6vDrpoxVWpPtqv8m0R0OK0/r327:uL56vDr+x4BtqvVuKs
- TLSH T15DA408157FA58E00D581247ECA7E3A08CB26E0F225027357770AF6A15D459EEEE2C3DB
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
1ojyv6fn5wbw0xyn.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
1ojyv6fn5wbw0xyn.exe
Resource
win11ltsc2024-20260709-en
Malware Config
Extracted
-
sheetrat
-
1.8
-
tkm.cantdown.su:4514
Targets
-
- Target 1ojyv6fn5wbw0xyn.exe
- Size 474KB
- SHA256 3e6a55917e8387fb87a754baa71e366364ac99cdf01b1ec6b46dd4b1722e6900
- MD5 f4bf4d9ab84c0b95f28f17c75169ed7f
- SHA1 3d332b1a276b7f52a9f54c50eaf4543dd691b509
- SHA512 3efe33fce521054e79b79f19f67dc58a99471b4708663c879198bcf70eb1e7f62d4c14e1c992c85f3a8f8e2cd9c8c67bf568bd9940864e0b2cb550c005b99a97
- SSDEEP 12288:k++QDWLfB6vDrpoxVWpPtqv8m0R0OK0/r327:uL56vDr+x4BtqvVuKs
- TLSH T15DA408157FA58E00D581247ECA7E3A08CB26E0F225027357770AF6A15D459EEEE2C3DB
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Detects Dracula aka Samurai Stealer payload
-
Detects Sheetrat obfuscated V1.8 and higher
Sheetrat aka NonEuclid RAT is a trojan written in C#.
-
Modifies WinLogon for persistence
-
Event Triggered Execution: AppInit DLLs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE
-
Loads dropped DLL
-
Accesses Microsoft Outlook profiles
-
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Winlogon Helper DLL
1Event Triggered Execution
2AppInit DLLs
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Winlogon Helper DLL
1Event Triggered Execution
2AppInit DLLs
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1