Analysis
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max time kernel
143s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
26-09-2024 18:56
Behavioral task
behavioral1
Sample
f903e1a6e7ceaa822fee0198d616ffd5_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
f903e1a6e7ceaa822fee0198d616ffd5_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
f903e1a6e7ceaa822fee0198d616ffd5_JaffaCakes118.exe
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Size
238KB
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MD5
f903e1a6e7ceaa822fee0198d616ffd5
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SHA1
1999a75c0f599c9f0528eb34ea72add8bfe2b73a
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SHA256
3541d93831412f97d923689da15aef096acd98fc0d96ce31f1fa446396a6833b
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SHA512
8ee1dd56b6f7d32ef49d3f4642115ec23ff2c8b176fd05db2f6584b6dbb925599bdea28ac5d3e83fd7aca5dad8e2bd7690049cd00dd78c01017f3dbd11fa196e
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SSDEEP
6144:n8jZ7rvaU3+mWseJ9qnoSDz+jI76FEB58:neFzF1bnoSvOImFK58
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/3132-11-0x0000000000400000-0x000000000048F000-memory.dmp modiloader_stage2 behavioral2/memory/3156-27-0x0000000000400000-0x000000000048F000-memory.dmp modiloader_stage2 behavioral2/memory/3156-28-0x0000000000400000-0x000000000048F000-memory.dmp modiloader_stage2 behavioral2/memory/3156-31-0x0000000000400000-0x000000000048F000-memory.dmp modiloader_stage2 behavioral2/memory/3156-34-0x0000000000400000-0x000000000048F000-memory.dmp modiloader_stage2 behavioral2/memory/3156-37-0x0000000000400000-0x000000000048F000-memory.dmp modiloader_stage2 behavioral2/memory/3156-40-0x0000000000400000-0x000000000048F000-memory.dmp modiloader_stage2 behavioral2/memory/3156-43-0x0000000000400000-0x000000000048F000-memory.dmp modiloader_stage2 behavioral2/memory/3156-46-0x0000000000400000-0x000000000048F000-memory.dmp modiloader_stage2 behavioral2/memory/3156-49-0x0000000000400000-0x000000000048F000-memory.dmp modiloader_stage2 behavioral2/memory/3156-52-0x0000000000400000-0x000000000048F000-memory.dmp modiloader_stage2 behavioral2/memory/3156-55-0x0000000000400000-0x000000000048F000-memory.dmp modiloader_stage2 behavioral2/memory/3156-58-0x0000000000400000-0x000000000048F000-memory.dmp modiloader_stage2 behavioral2/memory/3156-61-0x0000000000400000-0x000000000048F000-memory.dmp modiloader_stage2 behavioral2/memory/3156-64-0x0000000000400000-0x000000000048F000-memory.dmp modiloader_stage2 behavioral2/memory/3156-67-0x0000000000400000-0x000000000048F000-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-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation f903e1a6e7ceaa822fee0198d616ffd5_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 3156 mstwain32.exe -
Loads dropped DLL 4 IoCs
pid Process 3156 mstwain32.exe 3156 mstwain32.exe 3156 mstwain32.exe 3156 mstwain32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\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 f903e1a6e7ceaa822fee0198d616ffd5_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/3132-0-0x0000000000400000-0x000000000048F000-memory.dmp upx behavioral2/files/0x000400000001dae6-5.dat upx behavioral2/memory/3132-11-0x0000000000400000-0x000000000048F000-memory.dmp upx behavioral2/memory/3156-27-0x0000000000400000-0x000000000048F000-memory.dmp upx behavioral2/memory/3156-28-0x0000000000400000-0x000000000048F000-memory.dmp upx behavioral2/memory/3156-31-0x0000000000400000-0x000000000048F000-memory.dmp upx behavioral2/memory/3156-34-0x0000000000400000-0x000000000048F000-memory.dmp upx behavioral2/memory/3156-37-0x0000000000400000-0x000000000048F000-memory.dmp upx behavioral2/memory/3156-40-0x0000000000400000-0x000000000048F000-memory.dmp upx behavioral2/memory/3156-43-0x0000000000400000-0x000000000048F000-memory.dmp upx behavioral2/memory/3156-46-0x0000000000400000-0x000000000048F000-memory.dmp upx behavioral2/memory/3156-49-0x0000000000400000-0x000000000048F000-memory.dmp upx behavioral2/memory/3156-52-0x0000000000400000-0x000000000048F000-memory.dmp upx behavioral2/memory/3156-55-0x0000000000400000-0x000000000048F000-memory.dmp upx behavioral2/memory/3156-58-0x0000000000400000-0x000000000048F000-memory.dmp upx behavioral2/memory/3156-61-0x0000000000400000-0x000000000048F000-memory.dmp upx behavioral2/memory/3156-64-0x0000000000400000-0x000000000048F000-memory.dmp upx behavioral2/memory/3156-67-0x0000000000400000-0x000000000048F000-memory.dmp upx -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\mstwain32.exe f903e1a6e7ceaa822fee0198d616ffd5_JaffaCakes118.exe File opened for modification C:\Windows\mstwain32.exe f903e1a6e7ceaa822fee0198d616ffd5_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 f903e1a6e7ceaa822fee0198d616ffd5_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mstwain32.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 3132 f903e1a6e7ceaa822fee0198d616ffd5_JaffaCakes118.exe Token: SeBackupPrivilege 2844 vssvc.exe Token: SeRestorePrivilege 2844 vssvc.exe Token: SeAuditPrivilege 2844 vssvc.exe Token: SeDebugPrivilege 3156 mstwain32.exe Token: SeDebugPrivilege 3156 mstwain32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3156 mstwain32.exe 3156 mstwain32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3132 wrote to memory of 3156 3132 f903e1a6e7ceaa822fee0198d616ffd5_JaffaCakes118.exe 85 PID 3132 wrote to memory of 3156 3132 f903e1a6e7ceaa822fee0198d616ffd5_JaffaCakes118.exe 85 PID 3132 wrote to memory of 3156 3132 f903e1a6e7ceaa822fee0198d616ffd5_JaffaCakes118.exe 85 -
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 -
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\f903e1a6e7ceaa822fee0198d616ffd5_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f903e1a6e7ceaa822fee0198d616ffd5_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:3132 -
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:3156
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2844
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
MD593513b3e60a6f51b8c71b33344876c50
SHA19ae2a8d706559fb59bfc32b216df9743752aae0e
SHA25688de4a6d9d40fa4bd9c1db78eec12a153449dcb0f22898c165d021b8a9faf932
SHA51213f69a1a8c98e93d770ad59455a9effbc17f87ea07df036db675f461f53886fda14f6c3df0e7872a3cc17bd9a037181aeca9229323e9c71ac6d11945a8c6e591
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Filesize
238KB
MD5f903e1a6e7ceaa822fee0198d616ffd5
SHA11999a75c0f599c9f0528eb34ea72add8bfe2b73a
SHA2563541d93831412f97d923689da15aef096acd98fc0d96ce31f1fa446396a6833b
SHA5128ee1dd56b6f7d32ef49d3f4642115ec23ff2c8b176fd05db2f6584b6dbb925599bdea28ac5d3e83fd7aca5dad8e2bd7690049cd00dd78c01017f3dbd11fa196e
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Filesize
7KB
MD567587e25a971a141628d7f07bd40ffa0
SHA176fcd014539a3bb247cc0b761225f68bd6055f6b
SHA256e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378
SHA5126e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350