Analysis
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max time kernel
145s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
02-01-2025 09:24
Behavioral task
behavioral1
Sample
JaffaCakes118_64179b788070c7a749e61ac5d2eb98b7.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_64179b788070c7a749e61ac5d2eb98b7.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_64179b788070c7a749e61ac5d2eb98b7.exe
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Size
1.1MB
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MD5
64179b788070c7a749e61ac5d2eb98b7
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SHA1
041d870e8d00b235dab5a0772266deec5addc5cd
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SHA256
f43212082d07918ce844db135899ab0d9b55690a60e0543764e54f1c19197311
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SHA512
dd19d4ceb4ec81cd0ef886bb8f15af7cd8e93e413f06b8a28f01bf4ac695effd5560c7d821bf42e3c43e550cea5b02a5aa936b13e4c5d022fc5dc7d41465b4f2
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SSDEEP
24576:AS2Vp6RwTVJvHB71ZuWASuMinP+rTc8+RCLhNvq:Kp6STVdh7TdASKP+rTc82C1NS
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/files/0x000f0000000139a5-4.dat modiloader_stage2 behavioral1/memory/1628-7-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2344-17-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2344-20-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2344-23-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2344-26-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2344-29-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2344-32-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2344-35-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2344-38-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2344-41-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2344-44-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2344-47-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2344-50-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2344-53-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2344-56-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 -
Deletes itself 1 IoCs
pid Process 2344 mstwain32.exe -
Executes dropped EXE 1 IoCs
pid Process 2344 mstwain32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\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 JaffaCakes118_64179b788070c7a749e61ac5d2eb98b7.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 JaffaCakes118_64179b788070c7a749e61ac5d2eb98b7.exe File opened for modification C:\Windows\mstwain32.exe JaffaCakes118_64179b788070c7a749e61ac5d2eb98b7.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 JaffaCakes118_64179b788070c7a749e61ac5d2eb98b7.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mstwain32.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1628 JaffaCakes118_64179b788070c7a749e61ac5d2eb98b7.exe Token: SeDebugPrivilege 2344 mstwain32.exe Token: SeDebugPrivilege 2344 mstwain32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2344 mstwain32.exe 2344 mstwain32.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1628 wrote to memory of 2344 1628 JaffaCakes118_64179b788070c7a749e61ac5d2eb98b7.exe 31 PID 1628 wrote to memory of 2344 1628 JaffaCakes118_64179b788070c7a749e61ac5d2eb98b7.exe 31 PID 1628 wrote to memory of 2344 1628 JaffaCakes118_64179b788070c7a749e61ac5d2eb98b7.exe 31 PID 1628 wrote to memory of 2344 1628 JaffaCakes118_64179b788070c7a749e61ac5d2eb98b7.exe 31 -
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\JaffaCakes118_64179b788070c7a749e61ac5d2eb98b7.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_64179b788070c7a749e61ac5d2eb98b7.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:1628 -
C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_64179b788070c7a749e61ac5d2eb98b7.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:2344
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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
1.1MB
MD564179b788070c7a749e61ac5d2eb98b7
SHA1041d870e8d00b235dab5a0772266deec5addc5cd
SHA256f43212082d07918ce844db135899ab0d9b55690a60e0543764e54f1c19197311
SHA512dd19d4ceb4ec81cd0ef886bb8f15af7cd8e93e413f06b8a28f01bf4ac695effd5560c7d821bf42e3c43e550cea5b02a5aa936b13e4c5d022fc5dc7d41465b4f2