Analysis
-
max time kernel
150s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20240730-en -
resource tags
arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system -
submitted
31-07-2024 19:07
Static task
static1
Behavioral task
behavioral1
Sample
7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe
Resource
win7-20240705-en
General
-
Target
7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe
-
Size
379KB
-
MD5
7d9512b4df2dd9a08b99bb5d4f644a1b
-
SHA1
1972b0cdc54764b5df7fb94176bca0f8d812fe2c
-
SHA256
6da662c998ef51d63aba6cccdf510e7e584b4d8505e2fa0dbe19a70632dba4c6
-
SHA512
4d71364bab0946cc892a36a0bb85f2f68f17d7c958e8427e78666063674fdfd5dd81c5b01be90f9a1a48c9f476e80ad219b1e9a37aa696dac63877dced66d815
-
SSDEEP
6144:CovtRpmsVeVTPuoEW2pAFNOGkR4nZg7Yf1YbE5lCJ8IIQaJ6a7a2CEbxBqirpRO1:CqtONjhEW5FNeR4ZG76lzIIRJ6u4EFou
Malware Config
Extracted
darkcomet
Guest16
smr9.no-ip.org:1604
DC_MUTEX-NJSZLY8
-
InstallPath
MSDCSC\lsass.exe
-
gencode
6xtSkc229rlk
-
install
true
-
offline_keylogger
false
-
password
123456
-
persistence
true
-
reg_key
lsass.exe
Signatures
-
Modifies WinLogon for persistence 2 TTPs 1 IoCs
Processes:
7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\MSDCSC\\lsass.exe" 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2951562807-3718269429-4208157415-1000\Control Panel\International\Geo\Nation 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
Processes:
lsass.exepid process 2712 lsass.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exelsass.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2951562807-3718269429-4208157415-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsass.exe = "C:\\MSDCSC\\lsass.exe" 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-2951562807-3718269429-4208157415-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\lsass.exe = "C:\\MSDCSC\\lsass.exe" lsass.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
lsass.exe7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language lsass.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe -
Modifies registry class 1 IoCs
Processes:
7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
lsass.exepid process 2712 lsass.exe -
Suspicious use of AdjustPrivilegeToken 48 IoCs
Processes:
7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exelsass.exedescription pid process Token: SeIncreaseQuotaPrivilege 1564 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe Token: SeSecurityPrivilege 1564 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 1564 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe Token: SeLoadDriverPrivilege 1564 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe Token: SeSystemProfilePrivilege 1564 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe Token: SeSystemtimePrivilege 1564 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe Token: SeProfSingleProcessPrivilege 1564 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 1564 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 1564 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe Token: SeBackupPrivilege 1564 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe Token: SeRestorePrivilege 1564 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe Token: SeShutdownPrivilege 1564 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe Token: SeDebugPrivilege 1564 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 1564 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 1564 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe Token: SeRemoteShutdownPrivilege 1564 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe Token: SeUndockPrivilege 1564 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe Token: SeManageVolumePrivilege 1564 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe Token: SeImpersonatePrivilege 1564 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 1564 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe Token: 33 1564 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe Token: 34 1564 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe Token: 35 1564 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe Token: 36 1564 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe Token: SeIncreaseQuotaPrivilege 2712 lsass.exe Token: SeSecurityPrivilege 2712 lsass.exe Token: SeTakeOwnershipPrivilege 2712 lsass.exe Token: SeLoadDriverPrivilege 2712 lsass.exe Token: SeSystemProfilePrivilege 2712 lsass.exe Token: SeSystemtimePrivilege 2712 lsass.exe Token: SeProfSingleProcessPrivilege 2712 lsass.exe Token: SeIncBasePriorityPrivilege 2712 lsass.exe Token: SeCreatePagefilePrivilege 2712 lsass.exe Token: SeBackupPrivilege 2712 lsass.exe Token: SeRestorePrivilege 2712 lsass.exe Token: SeShutdownPrivilege 2712 lsass.exe Token: SeDebugPrivilege 2712 lsass.exe Token: SeSystemEnvironmentPrivilege 2712 lsass.exe Token: SeChangeNotifyPrivilege 2712 lsass.exe Token: SeRemoteShutdownPrivilege 2712 lsass.exe Token: SeUndockPrivilege 2712 lsass.exe Token: SeManageVolumePrivilege 2712 lsass.exe Token: SeImpersonatePrivilege 2712 lsass.exe Token: SeCreateGlobalPrivilege 2712 lsass.exe Token: 33 2712 lsass.exe Token: 34 2712 lsass.exe Token: 35 2712 lsass.exe Token: 36 2712 lsass.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exedescription pid process target process PID 1564 wrote to memory of 2712 1564 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe lsass.exe PID 1564 wrote to memory of 2712 1564 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe lsass.exe PID 1564 wrote to memory of 2712 1564 7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe lsass.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\7d9512b4df2dd9a08b99bb5d4f644a1b_JaffaCakes118.exe"1⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1564 -
C:\MSDCSC\lsass.exe"C:\MSDCSC\lsass.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:2712
Network
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
1Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
379KB
MD57d9512b4df2dd9a08b99bb5d4f644a1b
SHA11972b0cdc54764b5df7fb94176bca0f8d812fe2c
SHA2566da662c998ef51d63aba6cccdf510e7e584b4d8505e2fa0dbe19a70632dba4c6
SHA5124d71364bab0946cc892a36a0bb85f2f68f17d7c958e8427e78666063674fdfd5dd81c5b01be90f9a1a48c9f476e80ad219b1e9a37aa696dac63877dced66d815