Analysis
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max time kernel
143s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
09-05-2024 06:33
Behavioral task
behavioral1
Sample
28bb49f631945369f436b1ba38f8833d_JaffaCakes118.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
28bb49f631945369f436b1ba38f8833d_JaffaCakes118.exe
Resource
win10v2004-20240426-en
General
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Target
28bb49f631945369f436b1ba38f8833d_JaffaCakes118.exe
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Size
270KB
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MD5
28bb49f631945369f436b1ba38f8833d
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SHA1
b68e28aae33cbc48a7795b85ad5ae30ffc984b64
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SHA256
f22746491359bd806f2bddd36be6b09b0b64344d1b318ec1aad4132f3f62344e
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SHA512
db2351386d4e983276b8416ccb9aa8fe860667ee89a71d52271d24a4ce2b72bf0dabc36686e86452036f91d47cb34dde7c489d1e8a169c515e394cef7a63fa1b
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SSDEEP
6144:KG377xS2Vp2CeiorXhwTBOz53IpcCJJvH:Zr7xS2Vp6FwTnbJJvH
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:
mstwain32.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" mstwain32.exe -
ModiLoader Second Stage 16 IoCs
Processes:
resource yara_rule C:\Windows\mstwain32.exe modiloader_stage2 behavioral2/memory/1572-10-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2140-26-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2140-29-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2140-32-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2140-35-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2140-38-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2140-41-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2140-44-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2140-47-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2140-50-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2140-53-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2140-56-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2140-59-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2140-62-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2140-65-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
28bb49f631945369f436b1ba38f8833d_JaffaCakes118.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\International\Geo\Nation 28bb49f631945369f436b1ba38f8833d_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
Processes:
mstwain32.exepid process 2140 mstwain32.exe -
Loads dropped DLL 4 IoCs
Processes:
mstwain32.exepid process 2140 mstwain32.exe 2140 mstwain32.exe 2140 mstwain32.exe 2140 mstwain32.exe -
Processes:
mstwain32.exe28bb49f631945369f436b1ba38f8833d_JaffaCakes118.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA mstwain32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" mstwain32.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 28bb49f631945369f436b1ba38f8833d_JaffaCakes118.exe -
Drops file in Windows directory 4 IoCs
Processes:
28bb49f631945369f436b1ba38f8833d_JaffaCakes118.exemstwain32.exedescription ioc process File created C:\Windows\mstwain32.exe 28bb49f631945369f436b1ba38f8833d_JaffaCakes118.exe File opened for modification C:\Windows\mstwain32.exe 28bb49f631945369f436b1ba38f8833d_JaffaCakes118.exe File created C:\Windows\ntdtcstp.dll mstwain32.exe File created C:\Windows\cmsetac.dll mstwain32.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:
28bb49f631945369f436b1ba38f8833d_JaffaCakes118.exevssvc.exemstwain32.exedescription pid process Token: SeDebugPrivilege 1572 28bb49f631945369f436b1ba38f8833d_JaffaCakes118.exe Token: SeBackupPrivilege 3444 vssvc.exe Token: SeRestorePrivilege 3444 vssvc.exe Token: SeAuditPrivilege 3444 vssvc.exe Token: SeDebugPrivilege 2140 mstwain32.exe Token: SeDebugPrivilege 2140 mstwain32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
mstwain32.exepid process 2140 mstwain32.exe 2140 mstwain32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
28bb49f631945369f436b1ba38f8833d_JaffaCakes118.exedescription pid process target process PID 1572 wrote to memory of 2140 1572 28bb49f631945369f436b1ba38f8833d_JaffaCakes118.exe mstwain32.exe PID 1572 wrote to memory of 2140 1572 28bb49f631945369f436b1ba38f8833d_JaffaCakes118.exe mstwain32.exe PID 1572 wrote to memory of 2140 1572 28bb49f631945369f436b1ba38f8833d_JaffaCakes118.exe mstwain32.exe -
System policy modification 1 TTPs 1 IoCs
Processes:
mstwain32.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" mstwain32.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\28bb49f631945369f436b1ba38f8833d_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\28bb49f631945369f436b1ba38f8833d_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:1572 -
C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe"2⤵
- UAC bypass
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- System policy modification
PID:2140
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3444
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
33KB
MD57c3ff4d4d394fde7c693d04c488a55f8
SHA1ae2b2acc7e91a910f9075e0e095b528e97827ba4
SHA2564878bf71fd37ffac1fd6f5153357298544d0ef1f3a114c1f0451befcb85c59a8
SHA51233c601d9e706cff0c3dce8280b040c361aa51004fd20b51946469b6a02453def5a7aad1e5f58bec3435cc6e25470155d07f71dc0f81ec642efc53215d7be316a
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Filesize
270KB
MD528bb49f631945369f436b1ba38f8833d
SHA1b68e28aae33cbc48a7795b85ad5ae30ffc984b64
SHA256f22746491359bd806f2bddd36be6b09b0b64344d1b318ec1aad4132f3f62344e
SHA512db2351386d4e983276b8416ccb9aa8fe860667ee89a71d52271d24a4ce2b72bf0dabc36686e86452036f91d47cb34dde7c489d1e8a169c515e394cef7a63fa1b
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Filesize
7KB
MD567587e25a971a141628d7f07bd40ffa0
SHA176fcd014539a3bb247cc0b761225f68bd6055f6b
SHA256e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378
SHA5126e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350