Analysis
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max time kernel
147s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
19-09-2024 06:40
Static task
static1
Behavioral task
behavioral1
Sample
eac6e9a711060f399396dfbc0d82c98a_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
eac6e9a711060f399396dfbc0d82c98a_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
eac6e9a711060f399396dfbc0d82c98a_JaffaCakes118.exe
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Size
294KB
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MD5
eac6e9a711060f399396dfbc0d82c98a
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SHA1
ee0b43d436a745a10df1eba27b62c4f22ab343a6
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SHA256
5d8aa41ca0e3b9e70f8e41c3ab4562284ae3e89a19fcced4e192b1edc61fe931
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SHA512
16a560eec83661d33f641845f4599b9b67642397633c50c875b5346969bb4bcc33827fd1ed0323df8090e6c50a265900ffd6808ae83ad76ec8c87fe38227914a
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SSDEEP
6144:AIkPUou/tzjl35tDzclUhjNNwrkzDoT6/dHevd:iPU1lHl35cUV/wr8U61Gd
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 17 IoCs
resource yara_rule behavioral1/files/0x000a0000000120d6-3.dat modiloader_stage2 behavioral1/memory/1184-21-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/1780-29-0x0000000076A80000-0x0000000076B70000-memory.dmp modiloader_stage2 behavioral1/memory/1780-31-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/1780-35-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/1780-38-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/1780-41-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/1780-44-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/1780-48-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/1780-51-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/1780-54-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/1780-57-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/1780-60-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/1780-63-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/1780-66-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/1780-69-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/1780-72-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 -
Executes dropped EXE 2 IoCs
pid Process 1184 tmp.exe 1780 mstwain32.exe -
Loads dropped DLL 3 IoCs
pid Process 2292 eac6e9a711060f399396dfbc0d82c98a_JaffaCakes118.exe 2292 eac6e9a711060f399396dfbc0d82c98a_JaffaCakes118.exe 1184 tmp.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\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 tmp.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 tmp.exe File opened for modification C:\Windows\mstwain32.exe tmp.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 3 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 eac6e9a711060f399396dfbc0d82c98a_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language tmp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mstwain32.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 1184 tmp.exe Token: SeBackupPrivilege 2088 vssvc.exe Token: SeRestorePrivilege 2088 vssvc.exe Token: SeAuditPrivilege 2088 vssvc.exe Token: SeDebugPrivilege 1780 mstwain32.exe Token: SeDebugPrivilege 1780 mstwain32.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2292 eac6e9a711060f399396dfbc0d82c98a_JaffaCakes118.exe 1780 mstwain32.exe 1780 mstwain32.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2292 wrote to memory of 1184 2292 eac6e9a711060f399396dfbc0d82c98a_JaffaCakes118.exe 30 PID 2292 wrote to memory of 1184 2292 eac6e9a711060f399396dfbc0d82c98a_JaffaCakes118.exe 30 PID 2292 wrote to memory of 1184 2292 eac6e9a711060f399396dfbc0d82c98a_JaffaCakes118.exe 30 PID 2292 wrote to memory of 1184 2292 eac6e9a711060f399396dfbc0d82c98a_JaffaCakes118.exe 30 PID 1184 wrote to memory of 1780 1184 tmp.exe 35 PID 1184 wrote to memory of 1780 1184 tmp.exe 35 PID 1184 wrote to memory of 1780 1184 tmp.exe 35 PID 1184 wrote to memory of 1780 1184 tmp.exe 35 -
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\eac6e9a711060f399396dfbc0d82c98a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\eac6e9a711060f399396dfbc0d82c98a_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2292 -
C:\Users\Admin\AppData\Local\Temp\tmp.exeC:\Users\Admin\AppData\Local\Temp\tmp.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- 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:1184 -
C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe"3⤵
- UAC bypass
- 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:1780
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2088
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
270KB
MD586e346335343a074e2c7eff77062fd2f
SHA163180eb3b898b4d1ced26045ee04751f7b341cd5
SHA2564dcf7a850e2c5fcd3bb14b0319f63294321c0a8f49206b973a0f88606e266977
SHA5124842f46dec1eb345700a20fe0eada9e5d44ae62abbc9eaa7bb73fef45145f1402252b3eb044bedf1232d276b4c42e35d873507f7e39136b65ad6e683beb46fef