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
16-09-2024 21:53
Behavioral task
behavioral1
Sample
e5a14bd59e90c3eef14a4797d4c699ad_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
e5a14bd59e90c3eef14a4797d4c699ad_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
e5a14bd59e90c3eef14a4797d4c699ad_JaffaCakes118.exe
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Size
110KB
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MD5
e5a14bd59e90c3eef14a4797d4c699ad
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SHA1
5ea2387608f7f6375126e40c982ba7345c0f75aa
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SHA256
79ef31204b648cd3b67f440d16e022c7a3ab0f72f70adb556ee0d75ee13708c4
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SHA512
2ffe5bc15329acfda6c966ef1e46cc3d082f781dd6757c9b3832cb14f8f2c34e308c36bba9383abd564513c3092d779eec8e30f0954815759b1e6be508e77433
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SSDEEP
3072:5oy8j7VnNdrPHaSekwi+mW+2bnlUZ6sout:J8jZ7rvaU3+mWrbnlUZ6soS
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 19 IoCs
resource yara_rule behavioral1/memory/1616-12-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral1/memory/1620-11-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral1/memory/1616-20-0x0000000075880000-0x0000000075970000-memory.dmp modiloader_stage2 behavioral1/memory/1616-21-0x0000000075880000-0x0000000075970000-memory.dmp modiloader_stage2 behavioral1/memory/1616-22-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral1/memory/1616-24-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral1/memory/1616-27-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral1/memory/1616-30-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral1/memory/1616-33-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral1/memory/1616-36-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral1/memory/1616-40-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral1/memory/1616-43-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral1/memory/1616-46-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral1/memory/1616-49-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral1/memory/1616-52-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral1/memory/1616-55-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral1/memory/1616-58-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral1/memory/1616-61-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 behavioral1/memory/1616-64-0x0000000000400000-0x000000000044F000-memory.dmp modiloader_stage2 -
Deletes itself 1 IoCs
pid Process 1616 mstwain32.exe -
Executes dropped EXE 1 IoCs
pid Process 1616 mstwain32.exe -
resource yara_rule behavioral1/memory/1620-0-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral1/memory/1616-12-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral1/memory/1620-11-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral1/files/0x00060000000055d7-9.dat upx behavioral1/memory/1616-20-0x0000000075880000-0x0000000075970000-memory.dmp upx behavioral1/memory/1616-22-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral1/memory/1616-24-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral1/memory/1616-27-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral1/memory/1616-30-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral1/memory/1616-33-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral1/memory/1616-36-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral1/memory/1616-40-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral1/memory/1616-43-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral1/memory/1616-46-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral1/memory/1616-49-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral1/memory/1616-52-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral1/memory/1616-55-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral1/memory/1616-58-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral1/memory/1616-61-0x0000000000400000-0x000000000044F000-memory.dmp upx behavioral1/memory/1616-64-0x0000000000400000-0x000000000044F000-memory.dmp upx -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA e5a14bd59e90c3eef14a4797d4c699ad_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 -
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 e5a14bd59e90c3eef14a4797d4c699ad_JaffaCakes118.exe File opened for modification C:\Windows\mstwain32.exe e5a14bd59e90c3eef14a4797d4c699ad_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 mstwain32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language e5a14bd59e90c3eef14a4797d4c699ad_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 1620 e5a14bd59e90c3eef14a4797d4c699ad_JaffaCakes118.exe Token: SeBackupPrivilege 2064 vssvc.exe Token: SeRestorePrivilege 2064 vssvc.exe Token: SeAuditPrivilege 2064 vssvc.exe Token: SeDebugPrivilege 1616 mstwain32.exe Token: SeDebugPrivilege 1616 mstwain32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1616 mstwain32.exe 1616 mstwain32.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1620 wrote to memory of 1616 1620 e5a14bd59e90c3eef14a4797d4c699ad_JaffaCakes118.exe 33 PID 1620 wrote to memory of 1616 1620 e5a14bd59e90c3eef14a4797d4c699ad_JaffaCakes118.exe 33 PID 1620 wrote to memory of 1616 1620 e5a14bd59e90c3eef14a4797d4c699ad_JaffaCakes118.exe 33 PID 1620 wrote to memory of 1616 1620 e5a14bd59e90c3eef14a4797d4c699ad_JaffaCakes118.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\e5a14bd59e90c3eef14a4797d4c699ad_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e5a14bd59e90c3eef14a4797d4c699ad_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:1620 -
C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\e5a14bd59e90c3eef14a4797d4c699ad_JaffaCakes118.exe"2⤵
- UAC bypass
- Deletes itself
- Executes dropped EXE
- 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:1616
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2064
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
110KB
MD5e5a14bd59e90c3eef14a4797d4c699ad
SHA15ea2387608f7f6375126e40c982ba7345c0f75aa
SHA25679ef31204b648cd3b67f440d16e022c7a3ab0f72f70adb556ee0d75ee13708c4
SHA5122ffe5bc15329acfda6c966ef1e46cc3d082f781dd6757c9b3832cb14f8f2c34e308c36bba9383abd564513c3092d779eec8e30f0954815759b1e6be508e77433