Analysis
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max time kernel
150s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-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
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Target
14e57d2c04c905762814f529342cce88_JaffaCakes118.exe
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Size
271KB
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MD5
14e57d2c04c905762814f529342cce88
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SHA1
67d304a4b5d1944141cfbf6b37d385a1abfae0d3
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SHA256
c6151c5d48335fd572c244c372ed3d9781efd802ea3535767d708a8d9e8a15aa
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SHA512
7272dda6b2ae6352287267797cfae58d7d0cb8e8df5670aca5616929cb96fecc958f52f79967961d10a0f4e17f3951a93f5cc0b2de6a70e08cfef517c8dc1fe8
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SSDEEP
6144:yGyjnBSkuV1d4eZd88ORJIf/wTB4c53Tpc:hYnBSkuVUeZdYqwT5
Malware Config
Signatures
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ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
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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 behavioral2/memory/876-10-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/4624-27-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/4624-30-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/4624-33-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/4624-36-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/4624-39-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/4624-42-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/4624-45-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/4624-48-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/4624-51-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/4624-54-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/4624-57-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/4624-60-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/4624-63-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/4624-66-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
14e57d2c04c905762814f529342cce88_JaffaCakes118.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\Control Panel\International\Geo\Nation 14e57d2c04c905762814f529342cce88_JaffaCakes118.exe -
Deletes itself 1 IoCs
Processes:
system.exepid process 4624 system.exe -
Executes dropped EXE 1 IoCs
Processes:
system.exepid process 4624 system.exe -
Loads dropped DLL 4 IoCs
Processes:
system.exepid process 4624 system.exe 4624 system.exe 4624 system.exe 4624 system.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
system.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\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:
14e57d2c04c905762814f529342cce88_JaffaCakes118.exesystem.exedescription ioc process File created C:\Windows\system.exe 14e57d2c04c905762814f529342cce88_JaffaCakes118.exe File opened for modification C:\Windows\system.exe 14e57d2c04c905762814f529342cce88_JaffaCakes118.exe File created C:\Windows\ntdtcstp.dll system.exe File created C:\Windows\cmsetac.dll system.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
14e57d2c04c905762814f529342cce88_JaffaCakes118.exevssvc.exesystem.exedescription pid process Token: SeDebugPrivilege 876 14e57d2c04c905762814f529342cce88_JaffaCakes118.exe Token: SeBackupPrivilege 2620 vssvc.exe Token: SeRestorePrivilege 2620 vssvc.exe Token: SeAuditPrivilege 2620 vssvc.exe Token: SeDebugPrivilege 4624 system.exe Token: SeDebugPrivilege 4624 system.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
system.exepid process 4624 system.exe 4624 system.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
14e57d2c04c905762814f529342cce88_JaffaCakes118.exedescription pid process target process PID 876 wrote to memory of 4624 876 14e57d2c04c905762814f529342cce88_JaffaCakes118.exe system.exe PID 876 wrote to memory of 4624 876 14e57d2c04c905762814f529342cce88_JaffaCakes118.exe system.exe PID 876 wrote to memory of 4624 876 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
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C:\Users\Admin\AppData\Local\Temp\14e57d2c04c905762814f529342cce88_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\14e57d2c04c905762814f529342cce88_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:876 -
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
- Loads dropped DLL
- 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:4624
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2620
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
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Filesize
32KB
MD5299ea17309018f33839ed1fcbd180e11
SHA13160b2f5ded2fbc7b2eca6082a5501a211708f49
SHA256d736de9b09bdc5ffac79a9dcf8639df784566c3e4e672e7ffa28f3b5ea3fce4d
SHA512be1170ccd9dcb9e72c393083e1629ae58c6805d8b5aa3f2d9b0bffec9e003fa8cf8ea95809e98d8166fa34e10c64c6302519fff86280d116e4f031bd73f2838a
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Filesize
7KB
MD567587e25a971a141628d7f07bd40ffa0
SHA176fcd014539a3bb247cc0b761225f68bd6055f6b
SHA256e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378
SHA5126e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350
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Filesize
271KB
MD514e57d2c04c905762814f529342cce88
SHA167d304a4b5d1944141cfbf6b37d385a1abfae0d3
SHA256c6151c5d48335fd572c244c372ed3d9781efd802ea3535767d708a8d9e8a15aa
SHA5127272dda6b2ae6352287267797cfae58d7d0cb8e8df5670aca5616929cb96fecc958f52f79967961d10a0f4e17f3951a93f5cc0b2de6a70e08cfef517c8dc1fe8