General
- Target 658988f2b817b216bc2e5d6fc4a2d189_JaffaCakes118
- Size 1.2MB
- Sample240723-bfebvsydjf
- SHA256 0f75723047e0c8fcd31f2c51ecf0ec3b920fa39ebaa2c9ab2c38a33c3e6878c8
- MD5 658988f2b817b216bc2e5d6fc4a2d189
- SHA1 6bddb74ac5f44bf9576e07894209e27cdf41600f
- SHA512 c45223591741115ae827470cdd1c26c635ebe50b883e0917fe40e1b4ffe62d41691eebb977acbcbb434b4b1647ab5fb1af0ad9d28cc1eccd5df2a493c36baf9c
- SSDEEP 24576:nfRTV3CBOQb5NsrsdBauN7+mj2SS+Ha5dUuT:ZTV3CBOGba8So7S+HaYq
- MD5 SHA1 SHA512 SSDEEP
Behavioral task
behavioral1
Sample
658988f2b817b216bc2e5d6fc4a2d189_JaffaCakes118.exe
Resource
win7-20240705-en
15 signatures
150 seconds
Malware Config
Extracted
Family
-
darkcomet
Botnet
-
defeult
C2
-
someonei.zapto.org:1604
Mutex
-
DC_MUTEX-84ZPHN0
Attributes
-
InstallPath
MSDCSC\crss.exe
-
gencode
jdDHAcgEiQiK
-
install
true
-
offline_keylogger
true
-
persistence
true
-
reg_key
crss
Targets
-
- Target 658988f2b817b216bc2e5d6fc4a2d189_JaffaCakes118
- Size 1.2MB
- SHA256 0f75723047e0c8fcd31f2c51ecf0ec3b920fa39ebaa2c9ab2c38a33c3e6878c8
- MD5 658988f2b817b216bc2e5d6fc4a2d189
- SHA1 6bddb74ac5f44bf9576e07894209e27cdf41600f
- SHA512 c45223591741115ae827470cdd1c26c635ebe50b883e0917fe40e1b4ffe62d41691eebb977acbcbb434b4b1647ab5fb1af0ad9d28cc1eccd5df2a493c36baf9c
- SSDEEP 24576:nfRTV3CBOQb5NsrsdBauN7+mj2SS+Ha5dUuT:ZTV3CBOGba8So7S+HaYq
- MD5 SHA1 SHA512 SSDEEP
Modifies WinLogon for persistence
Drops file in Drivers directory
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
Deletes itself
Executes dropped EXE
Identifies Wine through registry keys
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
Loads dropped DLL
Adds Run key to start application
Drops file in System32 directory
Suspicious use of NtSetInformationThreadHideFromDebugger
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1