Analysis
-
max time kernel
149s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
04-05-2024 23:09
Behavioral task
behavioral1
Sample
14e57d2c04c905762814f529342cce88_JaffaCakes118.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
14e57d2c04c905762814f529342cce88_JaffaCakes118.exe
Resource
win10v2004-20240419-en
General
-
Target
14e57d2c04c905762814f529342cce88_JaffaCakes118.exe
-
Size
271KB
-
MD5
14e57d2c04c905762814f529342cce88
-
SHA1
67d304a4b5d1944141cfbf6b37d385a1abfae0d3
-
SHA256
c6151c5d48335fd572c244c372ed3d9781efd802ea3535767d708a8d9e8a15aa
-
SHA512
7272dda6b2ae6352287267797cfae58d7d0cb8e8df5670aca5616929cb96fecc958f52f79967961d10a0f4e17f3951a93f5cc0b2de6a70e08cfef517c8dc1fe8
-
SSDEEP
6144:yGyjnBSkuV1d4eZd88ORJIf/wTB4c53Tpc:hYnBSkuVUeZdYqwT5
Malware Config
Signatures
-
ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
-
Processes:
system.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" system.exe -
ModiLoader Second Stage 16 IoCs
Processes:
resource yara_rule C:\Windows\system.exe modiloader_stage2 behavioral1/memory/2372-11-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/1852-20-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/1852-23-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/1852-28-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/1852-31-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/1852-34-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/1852-38-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/1852-41-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/1852-44-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/1852-47-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/1852-50-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/1852-53-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/1852-56-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/1852-59-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/1852-62-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 -
Deletes itself 1 IoCs
Processes:
system.exepid process 1852 system.exe -
Executes dropped EXE 1 IoCs
Processes:
system.exepid process 1852 system.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
system.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Run\system = "C:\\Windows\\system.exe" system.exe -
Processes:
14e57d2c04c905762814f529342cce88_JaffaCakes118.exesystem.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 14e57d2c04c905762814f529342cce88_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA system.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" system.exe -
Drops file in Windows directory 4 IoCs
Processes:
system.exe14e57d2c04c905762814f529342cce88_JaffaCakes118.exedescription ioc process File created C:\Windows\ntdtcstp.dll system.exe File created C:\Windows\cmsetac.dll system.exe File created C:\Windows\system.exe 14e57d2c04c905762814f529342cce88_JaffaCakes118.exe File opened for modification C:\Windows\system.exe 14e57d2c04c905762814f529342cce88_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
14e57d2c04c905762814f529342cce88_JaffaCakes118.exevssvc.exesystem.exedescription pid process Token: SeDebugPrivilege 2372 14e57d2c04c905762814f529342cce88_JaffaCakes118.exe Token: SeBackupPrivilege 3060 vssvc.exe Token: SeRestorePrivilege 3060 vssvc.exe Token: SeAuditPrivilege 3060 vssvc.exe Token: SeDebugPrivilege 1852 system.exe Token: SeDebugPrivilege 1852 system.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
14e57d2c04c905762814f529342cce88_JaffaCakes118.exepid process 2372 14e57d2c04c905762814f529342cce88_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
system.exepid process 1852 system.exe 1852 system.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
14e57d2c04c905762814f529342cce88_JaffaCakes118.exedescription pid process target process PID 2372 wrote to memory of 1852 2372 14e57d2c04c905762814f529342cce88_JaffaCakes118.exe system.exe PID 2372 wrote to memory of 1852 2372 14e57d2c04c905762814f529342cce88_JaffaCakes118.exe system.exe PID 2372 wrote to memory of 1852 2372 14e57d2c04c905762814f529342cce88_JaffaCakes118.exe system.exe PID 2372 wrote to memory of 1852 2372 14e57d2c04c905762814f529342cce88_JaffaCakes118.exe system.exe -
System policy modification 1 TTPs 1 IoCs
Processes:
system.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" system.exe -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
-
C:\Users\Admin\AppData\Local\Temp\14e57d2c04c905762814f529342cce88_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\14e57d2c04c905762814f529342cce88_JaffaCakes118.exe"1⤵
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2372 -
C:\Windows\system.exe"C:\Windows\system.exe" \melt "C:\Users\Admin\AppData\Local\Temp\14e57d2c04c905762814f529342cce88_JaffaCakes118.exe"2⤵
- UAC bypass
- Deletes itself
- Executes dropped EXE
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- System policy modification
PID:1852
-
C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3060
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
271KB
MD514e57d2c04c905762814f529342cce88
SHA167d304a4b5d1944141cfbf6b37d385a1abfae0d3
SHA256c6151c5d48335fd572c244c372ed3d9781efd802ea3535767d708a8d9e8a15aa
SHA5127272dda6b2ae6352287267797cfae58d7d0cb8e8df5670aca5616929cb96fecc958f52f79967961d10a0f4e17f3951a93f5cc0b2de6a70e08cfef517c8dc1fe8