Analysis
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max time kernel
148s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
01-01-2025 21:40
Behavioral task
behavioral1
Sample
JaffaCakes118_60cdcfdbad50116b638d9342365a0e41.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_60cdcfdbad50116b638d9342365a0e41.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_60cdcfdbad50116b638d9342365a0e41.exe
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Size
111KB
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MD5
60cdcfdbad50116b638d9342365a0e41
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SHA1
260ca0b1b4b3937a4bd882e1b244eaada92cd977
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SHA256
6352d947edbe55380b86172428b1de3cfeea815d6913d544a1c1a22bf4bb1510
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SHA512
768a1d9e1d2e07d24fd3eae0356014796db6b40fc955aa5f01297945f10d1d79dc7d8660f9ad8ea3ed447470376c5bf83f074ca1219bfc0c2f3bdeabbc971c30
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SSDEEP
3072:noy8j7VnNdrPHaSekwi+mWri0mCOoutU:X8jZ7rvaU3+mWrJyoSU
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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Modiloader family
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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 behavioral1/memory/1692-11-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/1620-21-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/1620-23-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/1620-27-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/1620-30-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/1620-33-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/1620-36-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/1620-40-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/1620-43-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/1620-46-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/1620-49-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/1620-52-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/1620-55-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/1620-58-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/1620-61-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/1620-64-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 -
Deletes itself 1 IoCs
pid Process 1620 mstwain32.exe -
Executes dropped EXE 1 IoCs
pid Process 1620 mstwain32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\mstwain32 = "C:\\Windows\\mstwain32.exe" mstwain32.exe -
description ioc Process 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 JaffaCakes118_60cdcfdbad50116b638d9342365a0e41.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA mstwain32.exe -
resource yara_rule behavioral1/memory/1692-0-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1620-12-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1692-11-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/files/0x00060000000055d7-9.dat upx behavioral1/memory/1620-21-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1620-23-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1620-27-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1620-30-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1620-33-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1620-36-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1620-40-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1620-43-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1620-46-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1620-49-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1620-52-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1620-55-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1620-58-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1620-61-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1620-64-0x0000000000400000-0x0000000000451000-memory.dmp upx -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\mstwain32.exe JaffaCakes118_60cdcfdbad50116b638d9342365a0e41.exe File opened for modification C:\Windows\mstwain32.exe JaffaCakes118_60cdcfdbad50116b638d9342365a0e41.exe File created C:\Windows\ntdtcstp.dll mstwain32.exe File created C:\Windows\cmsetac.dll mstwain32.exe -
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 JaffaCakes118_60cdcfdbad50116b638d9342365a0e41.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mstwain32.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 1692 JaffaCakes118_60cdcfdbad50116b638d9342365a0e41.exe Token: SeBackupPrivilege 2108 vssvc.exe Token: SeRestorePrivilege 2108 vssvc.exe Token: SeAuditPrivilege 2108 vssvc.exe Token: SeDebugPrivilege 1620 mstwain32.exe Token: SeDebugPrivilege 1620 mstwain32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1620 mstwain32.exe 1620 mstwain32.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1692 wrote to memory of 1620 1692 JaffaCakes118_60cdcfdbad50116b638d9342365a0e41.exe 33 PID 1692 wrote to memory of 1620 1692 JaffaCakes118_60cdcfdbad50116b638d9342365a0e41.exe 33 PID 1692 wrote to memory of 1620 1692 JaffaCakes118_60cdcfdbad50116b638d9342365a0e41.exe 33 PID 1692 wrote to memory of 1620 1692 JaffaCakes118_60cdcfdbad50116b638d9342365a0e41.exe 33 -
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\JaffaCakes118_60cdcfdbad50116b638d9342365a0e41.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_60cdcfdbad50116b638d9342365a0e41.exe"1⤵
- 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:1692 -
C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_60cdcfdbad50116b638d9342365a0e41.exe"2⤵
- UAC bypass
- Deletes itself
- Executes dropped EXE
- 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:1620
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2108
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
111KB
MD560cdcfdbad50116b638d9342365a0e41
SHA1260ca0b1b4b3937a4bd882e1b244eaada92cd977
SHA2566352d947edbe55380b86172428b1de3cfeea815d6913d544a1c1a22bf4bb1510
SHA512768a1d9e1d2e07d24fd3eae0356014796db6b40fc955aa5f01297945f10d1d79dc7d8660f9ad8ea3ed447470376c5bf83f074ca1219bfc0c2f3bdeabbc971c30