General
- Target 4vp99do7r45gyy0q.exe
- Size 52KB
- Sample260623-klfljsbt8n
- SHA256 76bf761fa28f7a56bec5d5919e78be8f636985411be90c67f0af84f0935ae343
- MD5 3bf3c33ca2645240a4d39eef8516d9a3
- SHA1 0b93287a876ea8cf0ff63392f5162af926b86e47
- SHA512 12449a618412919edcab090db76aae9fc501c57376df83d7dd1837397cb31a255c126f2f1e5352cc9d4e12cb2ca38b8afe5c9ff11daa866bb8cd730a1aa34966
- SSDEEP 768:4i7n3iFlXwRZZ90WJzZXYBCKPu+F+gn26HObEeqwnV1eLLOXRElz:h7n3iXgRZZ90WrWG+FPObnNn7+LOhIz
- TLSH T1A233290877C09A61D4BE02BA86A27360D336D2475C43E74F1ECBC0CE2E667D59946DEA
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
4vp99do7r45gyy0q.exe
Resource
win10v2004-20260513-en
Malware Config
Extracted
-
sheetrat
-
anti_virtual
false
-
certificate
1ee13lvzh9qwuvfb
-
exclusion_wd
false
-
hidden_file
false
-
key
glb7k1pcen50gxa3jdnrlsvr2q
-
path_client
%ProgramFiles%\Search.exe
-
path_watch_dog
r2sf6wgvb&ur*1f2rj$bnwr3i_y
-
pump
false
-
rootkit
false
-
task_client
ShellHost
-
task_watch_dog
gbd@xw(cfu7#t
-
use_install_admin
false
-
user_init
false
Targets
-
- Target 4vp99do7r45gyy0q.exe
- Size 52KB
- SHA256 76bf761fa28f7a56bec5d5919e78be8f636985411be90c67f0af84f0935ae343
- MD5 3bf3c33ca2645240a4d39eef8516d9a3
- SHA1 0b93287a876ea8cf0ff63392f5162af926b86e47
- SHA512 12449a618412919edcab090db76aae9fc501c57376df83d7dd1837397cb31a255c126f2f1e5352cc9d4e12cb2ca38b8afe5c9ff11daa866bb8cd730a1aa34966
- SSDEEP 768:4i7n3iFlXwRZZ90WJzZXYBCKPu+F+gn26HObEeqwnV1eLLOXRElz:h7n3iXgRZZ90WrWG+FPObnNn7+LOhIz
- TLSH T1A233290877C09A61D4BE02BA86A27360D336D2475C43E74F1ECBC0CE2E667D59946DEA
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Detects Sheetrat Payload
Sheetrat aka NonEuclid RAT is a trojan written in C#.
-
Modifies WinLogon for persistence
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Executes dropped EXE
-
Adds Run key to start application
-
Drops desktop.ini file(s)
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
-
Hide Artifacts: Hidden Files and Directories
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Modify Registry
2