Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
19-09-2024 16:28
Behavioral task
behavioral1
Sample
ebbc67bdddd6a6f4e05f7f4c5b2d8f2a_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
ebbc67bdddd6a6f4e05f7f4c5b2d8f2a_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
ebbc67bdddd6a6f4e05f7f4c5b2d8f2a_JaffaCakes118.exe
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Size
273KB
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MD5
ebbc67bdddd6a6f4e05f7f4c5b2d8f2a
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SHA1
540339fe3ec83d56281319e1a86545d989f7a89e
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SHA256
5513c5f1149b5a2ca5b8ad38fb8e17b4714a9f055882b278215d40a2c8a6bbb7
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SHA512
8379b133df5d60d1ffd8cd28d648e385e1cda30a4bd2fca6c51f72fdc1e49753ee4e3d3fa15de1bb7c982c409a4d66c61f306ade6e58b938a46d38b4dfecc8c8
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SSDEEP
6144:SGyjnBSkuV1d4eZd88ORJIf/wTB4453Qi1pc:BYnBSkuVUeZdYqwTm0
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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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" mstwain32.exe -
ModiLoader Second Stage 16 IoCs
resource yara_rule behavioral2/files/0x00090000000233f0-4.dat modiloader_stage2 behavioral2/memory/4484-9-0x0000000000400000-0x000000000044C000-memory.dmp modiloader_stage2 behavioral2/memory/1088-25-0x0000000000400000-0x000000000044C000-memory.dmp modiloader_stage2 behavioral2/memory/1088-28-0x0000000000400000-0x000000000044C000-memory.dmp modiloader_stage2 behavioral2/memory/1088-31-0x0000000000400000-0x000000000044C000-memory.dmp modiloader_stage2 behavioral2/memory/1088-34-0x0000000000400000-0x000000000044C000-memory.dmp modiloader_stage2 behavioral2/memory/1088-37-0x0000000000400000-0x000000000044C000-memory.dmp modiloader_stage2 behavioral2/memory/1088-40-0x0000000000400000-0x000000000044C000-memory.dmp modiloader_stage2 behavioral2/memory/1088-43-0x0000000000400000-0x000000000044C000-memory.dmp modiloader_stage2 behavioral2/memory/1088-46-0x0000000000400000-0x000000000044C000-memory.dmp modiloader_stage2 behavioral2/memory/1088-49-0x0000000000400000-0x000000000044C000-memory.dmp modiloader_stage2 behavioral2/memory/1088-52-0x0000000000400000-0x000000000044C000-memory.dmp modiloader_stage2 behavioral2/memory/1088-55-0x0000000000400000-0x000000000044C000-memory.dmp modiloader_stage2 behavioral2/memory/1088-58-0x0000000000400000-0x000000000044C000-memory.dmp modiloader_stage2 behavioral2/memory/1088-61-0x0000000000400000-0x000000000044C000-memory.dmp modiloader_stage2 behavioral2/memory/1088-64-0x0000000000400000-0x000000000044C000-memory.dmp modiloader_stage2 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation ebbc67bdddd6a6f4e05f7f4c5b2d8f2a_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 1088 mstwain32.exe -
Loads dropped DLL 4 IoCs
pid Process 1088 mstwain32.exe 1088 mstwain32.exe 1088 mstwain32.exe 1088 mstwain32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mstwain32 = "C:\\Windows\\mstwain32.exe" mstwain32.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ebbc67bdddd6a6f4e05f7f4c5b2d8f2a_JaffaCakes118.exe 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 -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\mstwain32.exe ebbc67bdddd6a6f4e05f7f4c5b2d8f2a_JaffaCakes118.exe File opened for modification C:\Windows\mstwain32.exe ebbc67bdddd6a6f4e05f7f4c5b2d8f2a_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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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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ebbc67bdddd6a6f4e05f7f4c5b2d8f2a_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mstwain32.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4484 ebbc67bdddd6a6f4e05f7f4c5b2d8f2a_JaffaCakes118.exe Token: SeDebugPrivilege 1088 mstwain32.exe Token: SeDebugPrivilege 1088 mstwain32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1088 mstwain32.exe 1088 mstwain32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4484 wrote to memory of 1088 4484 ebbc67bdddd6a6f4e05f7f4c5b2d8f2a_JaffaCakes118.exe 82 PID 4484 wrote to memory of 1088 4484 ebbc67bdddd6a6f4e05f7f4c5b2d8f2a_JaffaCakes118.exe 82 PID 4484 wrote to memory of 1088 4484 ebbc67bdddd6a6f4e05f7f4c5b2d8f2a_JaffaCakes118.exe 82 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" mstwain32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ebbc67bdddd6a6f4e05f7f4c5b2d8f2a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\ebbc67bdddd6a6f4e05f7f4c5b2d8f2a_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Checks whether UAC is enabled
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4484 -
C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe"2⤵
- UAC bypass
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- System policy modification
PID:1088
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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
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
3Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
32KB
MD53858435830d0c3ac6f6c25b546304dfa
SHA1f3721667890f83edfe50b05161710ee985f77e27
SHA256b757c8787fc3156478c590aaae0d917a16619504054d1ae43ffaf8a9cb311d9a
SHA512ca7e5392d6a9802660a356e360cd9fff3f76f45d49651cd92e0567c7152c4d125a9e972612fbdf636d91d50d8d4f2e711756599561cb74b95b5b8d4e26df090c
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Filesize
273KB
MD5ebbc67bdddd6a6f4e05f7f4c5b2d8f2a
SHA1540339fe3ec83d56281319e1a86545d989f7a89e
SHA2565513c5f1149b5a2ca5b8ad38fb8e17b4714a9f055882b278215d40a2c8a6bbb7
SHA5128379b133df5d60d1ffd8cd28d648e385e1cda30a4bd2fca6c51f72fdc1e49753ee4e3d3fa15de1bb7c982c409a4d66c61f306ade6e58b938a46d38b4dfecc8c8
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Filesize
7KB
MD567587e25a971a141628d7f07bd40ffa0
SHA176fcd014539a3bb247cc0b761225f68bd6055f6b
SHA256e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378
SHA5126e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350