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Analysis
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max time kernel
143s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
14/09/2024, 13:42
Behavioral task
behavioral1
Sample
e04d3968a86e6b1d516a49d87229682b_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
e04d3968a86e6b1d516a49d87229682b_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
e04d3968a86e6b1d516a49d87229682b_JaffaCakes118.exe
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Size
109KB
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MD5
e04d3968a86e6b1d516a49d87229682b
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SHA1
4ab20bff137f30bc3b8d14bf16c153a64d4bcae0
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SHA256
2c006ebd0d52d54cae64fe2a286b1db33bf514efc53a2e4112d77a3f29751910
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SHA512
e18c34d5fa9980e24312b68c5701141dea4da950f884f4f93fdd9b4449d0a4862e287d3e25b059ca77ff34bebb19bfdc544cd916a07ed3377adb7b59c3d7be99
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SSDEEP
1536:eVuNAXTj4Fj/91/NnLZqeWEPVpa8DzePjkgcwYS7S5+Vfk09+2njaBkhOTmpJZnZ:Moy8j7VnNdrPHaSekwi+mW+2jCcout
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 behavioral1/memory/2664-11-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1764-21-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1764-23-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1764-27-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1764-30-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1764-33-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1764-36-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1764-40-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1764-43-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1764-46-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1764-49-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1764-52-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1764-55-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1764-58-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1764-61-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1764-64-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 -
Deletes itself 1 IoCs
pid Process 1764 mstwain32.exe -
Executes dropped EXE 1 IoCs
pid Process 1764 mstwain32.exe -
resource yara_rule behavioral1/memory/2664-0-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2664-4-0x0000000000620000-0x0000000000630000-memory.dmp upx behavioral1/memory/1764-12-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2664-11-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/files/0x00060000000055cf-9.dat upx behavioral1/memory/1764-20-0x0000000075130000-0x0000000075220000-memory.dmp upx behavioral1/memory/1764-21-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1764-23-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1764-27-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1764-30-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1764-33-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1764-36-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1764-40-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1764-43-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1764-46-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1764-49-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1764-52-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1764-55-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1764-58-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1764-61-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1764-64-0x0000000000400000-0x0000000000450000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\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 mstwain32.exe 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 e04d3968a86e6b1d516a49d87229682b_JaffaCakes118.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\ntdtcstp.dll mstwain32.exe File created C:\Windows\cmsetac.dll mstwain32.exe File created C:\Windows\mstwain32.exe e04d3968a86e6b1d516a49d87229682b_JaffaCakes118.exe File opened for modification C:\Windows\mstwain32.exe e04d3968a86e6b1d516a49d87229682b_JaffaCakes118.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 e04d3968a86e6b1d516a49d87229682b_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mstwain32.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 2664 e04d3968a86e6b1d516a49d87229682b_JaffaCakes118.exe Token: SeBackupPrivilege 2852 vssvc.exe Token: SeRestorePrivilege 2852 vssvc.exe Token: SeAuditPrivilege 2852 vssvc.exe Token: SeDebugPrivilege 1764 mstwain32.exe Token: SeDebugPrivilege 1764 mstwain32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1764 mstwain32.exe 1764 mstwain32.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2664 wrote to memory of 1764 2664 e04d3968a86e6b1d516a49d87229682b_JaffaCakes118.exe 34 PID 2664 wrote to memory of 1764 2664 e04d3968a86e6b1d516a49d87229682b_JaffaCakes118.exe 34 PID 2664 wrote to memory of 1764 2664 e04d3968a86e6b1d516a49d87229682b_JaffaCakes118.exe 34 PID 2664 wrote to memory of 1764 2664 e04d3968a86e6b1d516a49d87229682b_JaffaCakes118.exe 34 -
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\e04d3968a86e6b1d516a49d87229682b_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e04d3968a86e6b1d516a49d87229682b_JaffaCakes118.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:2664 -
C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\e04d3968a86e6b1d516a49d87229682b_JaffaCakes118.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:1764
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2852
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
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Downloads
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Filesize
109KB
MD5e04d3968a86e6b1d516a49d87229682b
SHA14ab20bff137f30bc3b8d14bf16c153a64d4bcae0
SHA2562c006ebd0d52d54cae64fe2a286b1db33bf514efc53a2e4112d77a3f29751910
SHA512e18c34d5fa9980e24312b68c5701141dea4da950f884f4f93fdd9b4449d0a4862e287d3e25b059ca77ff34bebb19bfdc544cd916a07ed3377adb7b59c3d7be99