Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
20-06-2024 19:18
Behavioral task
behavioral1
Sample
09064c3bbdf291a2f85c1a049d8bd9df_JaffaCakes118.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
09064c3bbdf291a2f85c1a049d8bd9df_JaffaCakes118.exe
Resource
win10v2004-20240611-en
General
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Target
09064c3bbdf291a2f85c1a049d8bd9df_JaffaCakes118.exe
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Size
572KB
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MD5
09064c3bbdf291a2f85c1a049d8bd9df
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SHA1
320eacbd12d6f117885364bd64f1f9e9f99b54b2
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SHA256
da42c9b97c23142f2d08d9d042995a69a687c2d18019d0c21c53ed683f618f10
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SHA512
726d73dbe57fd33bcc47e499b348ddafdfd5b20b504d51274ca906ba1054d91db355438667e86d8c4342b9ec09fdcbb8ff5d8a9272e9cd9c1e5810f88a670fe6
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SSDEEP
12288:pr7xS2Vp6FwTDAbJJvH2oSnSt7KqnGHbq:zS2Vp6FwTWJvHJt7AHb
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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Processes:
mstwain32.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" mstwain32.exe -
ModiLoader Second Stage 4 IoCs
Processes:
resource yara_rule behavioral2/memory/1004-0-0x0000000000400000-0x0000000000491000-memory.dmp modiloader_stage2 C:\Windows\mstwain32.exe modiloader_stage2 behavioral2/memory/1004-11-0x0000000000400000-0x0000000000491000-memory.dmp modiloader_stage2 behavioral2/memory/5112-29-0x0000000000400000-0x0000000000491000-memory.dmp modiloader_stage2 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
09064c3bbdf291a2f85c1a049d8bd9df_JaffaCakes118.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Control Panel\International\Geo\Nation 09064c3bbdf291a2f85c1a049d8bd9df_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
Processes:
mstwain32.exepid process 5112 mstwain32.exe -
Loads dropped DLL 4 IoCs
Processes:
mstwain32.exepid process 5112 mstwain32.exe 5112 mstwain32.exe 5112 mstwain32.exe 5112 mstwain32.exe -
Processes:
resource yara_rule behavioral2/memory/1004-0-0x0000000000400000-0x0000000000491000-memory.dmp upx C:\Windows\mstwain32.exe upx behavioral2/memory/1004-11-0x0000000000400000-0x0000000000491000-memory.dmp upx behavioral2/memory/5112-29-0x0000000000400000-0x0000000000491000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
mstwain32.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mstwain32 = "C:\\Windows\\mstwain32.exe" mstwain32.exe -
Processes:
mstwain32.exe09064c3bbdf291a2f85c1a049d8bd9df_JaffaCakes118.exedescription 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 09064c3bbdf291a2f85c1a049d8bd9df_JaffaCakes118.exe -
Drops file in Windows directory 4 IoCs
Processes:
mstwain32.exe09064c3bbdf291a2f85c1a049d8bd9df_JaffaCakes118.exedescription ioc process File created C:\Windows\ntdtcstp.dll mstwain32.exe File created C:\Windows\cmsetac.dll mstwain32.exe File created C:\Windows\mstwain32.exe 09064c3bbdf291a2f85c1a049d8bd9df_JaffaCakes118.exe File opened for modification C:\Windows\mstwain32.exe 09064c3bbdf291a2f85c1a049d8bd9df_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
09064c3bbdf291a2f85c1a049d8bd9df_JaffaCakes118.exevssvc.exemstwain32.exedescription pid process Token: SeDebugPrivilege 1004 09064c3bbdf291a2f85c1a049d8bd9df_JaffaCakes118.exe Token: SeBackupPrivilege 3892 vssvc.exe Token: SeRestorePrivilege 3892 vssvc.exe Token: SeAuditPrivilege 3892 vssvc.exe Token: SeDebugPrivilege 5112 mstwain32.exe Token: SeDebugPrivilege 5112 mstwain32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
mstwain32.exepid process 5112 mstwain32.exe 5112 mstwain32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
09064c3bbdf291a2f85c1a049d8bd9df_JaffaCakes118.exedescription pid process target process PID 1004 wrote to memory of 5112 1004 09064c3bbdf291a2f85c1a049d8bd9df_JaffaCakes118.exe mstwain32.exe PID 1004 wrote to memory of 5112 1004 09064c3bbdf291a2f85c1a049d8bd9df_JaffaCakes118.exe mstwain32.exe PID 1004 wrote to memory of 5112 1004 09064c3bbdf291a2f85c1a049d8bd9df_JaffaCakes118.exe mstwain32.exe -
System policy modification 1 TTPs 1 IoCs
Processes:
mstwain32.exedescription 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\09064c3bbdf291a2f85c1a049d8bd9df_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\09064c3bbdf291a2f85c1a049d8bd9df_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1004 -
C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe"2⤵
- UAC bypass
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- System policy modification
PID:5112
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3892
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
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
33KB
MD580efe11caf046ee0b09543f0909801b0
SHA10dd075012e090ce6145ff7cf5336b05237aeed6e
SHA2561521d7f03b0b12a18594f0b0f64cb435c4e1c3926275d848658368d4bd919849
SHA512e049be28d3c6f36c92b3e1464f0992938b67bdd653e0b30bf0401fd7d666906bcb660a06350e64464bdbca409d088a215f65f60f8565fb0753bab36e1420a34a
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Filesize
572KB
MD509064c3bbdf291a2f85c1a049d8bd9df
SHA1320eacbd12d6f117885364bd64f1f9e9f99b54b2
SHA256da42c9b97c23142f2d08d9d042995a69a687c2d18019d0c21c53ed683f618f10
SHA512726d73dbe57fd33bcc47e499b348ddafdfd5b20b504d51274ca906ba1054d91db355438667e86d8c4342b9ec09fdcbb8ff5d8a9272e9cd9c1e5810f88a670fe6
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Filesize
7KB
MD567587e25a971a141628d7f07bd40ffa0
SHA176fcd014539a3bb247cc0b761225f68bd6055f6b
SHA256e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378
SHA5126e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350