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Analysis
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max time kernel
141s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
29/09/2024, 02:11
Behavioral task
behavioral1
Sample
fd98de19a4d3ad07f40043fb3afffd4c_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
fd98de19a4d3ad07f40043fb3afffd4c_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
fd98de19a4d3ad07f40043fb3afffd4c_JaffaCakes118.exe
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Size
110KB
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MD5
fd98de19a4d3ad07f40043fb3afffd4c
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SHA1
e479c5a717263272855bdabe4a8e3150d245e806
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SHA256
488d24029d11d08b9c4d190c776f79a73df3640617316abcc40426e25b8e3f90
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SHA512
1b10c5b46593cf30c0797a691070f91241300fa7c1e39b39c5766931241e0d4ff51276b1c6611f317fc955ec835d85739627e4ed47704a0d0478c420f87d4768
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SSDEEP
3072:Voy8j7VnNdrPHaSekwi+mW+2pa1Ghuh+EoutI:18jZ7rvaU3+mWrpIGhy+EoSI
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/memory/1180-9-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral2/memory/1536-25-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral2/memory/1536-26-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral2/memory/1536-29-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral2/memory/1536-32-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral2/memory/1536-35-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral2/memory/1536-38-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral2/memory/1536-41-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral2/memory/1536-44-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral2/memory/1536-47-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral2/memory/1536-50-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral2/memory/1536-53-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral2/memory/1536-56-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral2/memory/1536-59-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral2/memory/1536-62-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral2/memory/1536-65-0x0000000000400000-0x000000000044F000-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-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation fd98de19a4d3ad07f40043fb3afffd4c_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 1536 mstwain32.exe -
Loads dropped DLL 4 IoCs
pid Process 1536 mstwain32.exe 1536 mstwain32.exe 1536 mstwain32.exe 1536 mstwain32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\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 fd98de19a4d3ad07f40043fb3afffd4c_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 -
resource yara_rule behavioral2/memory/1180-0-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral2/files/0x0009000000023336-5.dat upx behavioral2/memory/1180-9-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral2/memory/1536-25-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral2/memory/1536-26-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral2/memory/1536-29-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral2/memory/1536-32-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral2/memory/1536-35-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral2/memory/1536-38-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral2/memory/1536-41-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral2/memory/1536-44-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral2/memory/1536-47-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral2/memory/1536-50-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral2/memory/1536-53-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral2/memory/1536-56-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral2/memory/1536-59-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral2/memory/1536-62-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral2/memory/1536-65-0x0000000000400000-0x000000000044F000-memory.dmp upx -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\mstwain32.exe fd98de19a4d3ad07f40043fb3afffd4c_JaffaCakes118.exe File created C:\Windows\ntdtcstp.dll mstwain32.exe File created C:\Windows\cmsetac.dll mstwain32.exe File created C:\Windows\mstwain32.exe fd98de19a4d3ad07f40043fb3afffd4c_JaffaCakes118.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 fd98de19a4d3ad07f40043fb3afffd4c_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mstwain32.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1180 fd98de19a4d3ad07f40043fb3afffd4c_JaffaCakes118.exe Token: SeDebugPrivilege 1536 mstwain32.exe Token: SeDebugPrivilege 1536 mstwain32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1536 mstwain32.exe 1536 mstwain32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1180 wrote to memory of 1536 1180 fd98de19a4d3ad07f40043fb3afffd4c_JaffaCakes118.exe 82 PID 1180 wrote to memory of 1536 1180 fd98de19a4d3ad07f40043fb3afffd4c_JaffaCakes118.exe 82 PID 1180 wrote to memory of 1536 1180 fd98de19a4d3ad07f40043fb3afffd4c_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\fd98de19a4d3ad07f40043fb3afffd4c_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\fd98de19a4d3ad07f40043fb3afffd4c_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:1180 -
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:1536
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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
33KB
MD57de554d5f25976503147b02f26949f0c
SHA18d65af4fc9d8a32f89cbe76715d729a9728414b6
SHA256373e3c057165cdec20a372d8e9ceadb738a32d050897ef6d137d3b7269b97da0
SHA512e00004358d6995a52eab81eb0feebd9c9d3e2705e78ead82e084bf11f931b8bad08f0a2f6f97f22d39f34820643187c9303160dd0c451fcb0e1ce303a0443977
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Filesize
110KB
MD5fd98de19a4d3ad07f40043fb3afffd4c
SHA1e479c5a717263272855bdabe4a8e3150d245e806
SHA256488d24029d11d08b9c4d190c776f79a73df3640617316abcc40426e25b8e3f90
SHA5121b10c5b46593cf30c0797a691070f91241300fa7c1e39b39c5766931241e0d4ff51276b1c6611f317fc955ec835d85739627e4ed47704a0d0478c420f87d4768
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Filesize
7KB
MD567587e25a971a141628d7f07bd40ffa0
SHA176fcd014539a3bb247cc0b761225f68bd6055f6b
SHA256e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378
SHA5126e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350