Analysis
- max time kernel
142s - max time network
144s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
03/07/2024, 12:01
General
- Target 2253eee2029251c16ea4a6606ad53f44_JaffaCakes118.exe
- Size 661KB
- Sample240703-n659gsseqa
- SHA256 d34c656a4c9faf416d44265bc25c0e27a24cb08e7d13fbd617c722dcbd203178
Malware Config
Signatures
- ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
- UAC bypass 3 TTPs 1 IoCs
- ModiLoader Second Stage 21 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 2 IoCs
- Loads dropped DLL 2 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Checks whether UAC is enabled 1 TTPs 3 IoCs
- Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
- Suspicious use of SetThreadContext 2 IoCs
- Drops file in Windows directory 4 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious use of AdjustPrivilegeToken 5 IoCs
- Suspicious use of SetWindowsHookEx 5 IoCs
- Suspicious use of WriteProcessMemory 29 IoCs
- System policy modification 1 TTPs 1 IoCs
- Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
-
C:\Users\Admin\AppData\Local\Temp\2253eee2029251c16ea4a6606ad53f44_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\2253eee2029251c16ea4a6606ad53f44_JaffaCakes118.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\2253eee2029251c16ea4a6606ad53f44_JaffaCakes118.exe2⤵
- Checks computer location settings
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe"3⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\mstwain32.exe4⤵
- 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
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3768,i,14486271492189381216,15799931579469722648,262144 --variations-seed-version --mojo-platform-channel-handle=4308 /prefetch:81⤵
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
mstwain32.exe
ntdtcstp.dll
memory/1532-41-0x0000000000400000-0x00000000005F1000-memory.dmp
memory/1532-36-0x0000000000400000-0x00000000005F1000-memory.dmp
memory/1532-31-0x0000000000400000-0x00000000005F1000-memory.dmp
memory/1532-33-0x0000000000400000-0x00000000005F1000-memory.dmp
memory/1532-37-0x0000000000400000-0x00000000005F1000-memory.dmp
memory/1532-38-0x0000000000400000-0x00000000005F1000-memory.dmp
memory/1532-48-0x0000000000400000-0x00000000005F1000-memory.dmp
memory/1532-35-0x0000000000400000-0x00000000005F1000-memory.dmp
memory/1532-39-0x0000000000400000-0x00000000005F1000-memory.dmp
memory/2116-11-0x0000000000400000-0x0000000000444000-memory.dmp
memory/2116-14-0x0000000000400000-0x0000000000444000-memory.dmp
memory/2116-13-0x0000000000400000-0x0000000000444000-memory.dmp
memory/2116-17-0x0000000000400000-0x0000000000444000-memory.dmp
memory/2116-34-0x0000000000400000-0x0000000000444000-memory.dmp
memory/2132-16-0x0000000000401000-0x0000000000420000-memory.dmp
memory/2132-5-0x0000000000400000-0x00000000005F1000-memory.dmp
memory/2132-2-0x0000000000400000-0x00000000005F1000-memory.dmp
memory/2132-15-0x0000000000400000-0x00000000005F1000-memory.dmp
memory/2132-9-0x0000000000400000-0x00000000005F1000-memory.dmp
memory/2132-6-0x0000000000400000-0x00000000005F1000-memory.dmp
memory/2132-3-0x0000000000400000-0x00000000005F1000-memory.dmp
memory/2132-0-0x0000000000400000-0x00000000005F1000-memory.dmp
memory/2132-1-0x0000000000400000-0x00000000005F1000-memory.dmp
memory/2132-4-0x0000000000401000-0x0000000000420000-memory.dmp
memory/4236-57-0x0000000000400000-0x0000000000444000-memory.dmp
memory/4236-63-0x0000000000400000-0x0000000000444000-memory.dmp
memory/4236-56-0x0000000000930000-0x0000000000940000-memory.dmp
memory/4236-46-0x0000000000400000-0x0000000000444000-memory.dmp
memory/4236-58-0x0000000000400000-0x0000000000444000-memory.dmp
memory/4236-59-0x0000000000400000-0x0000000000444000-memory.dmp
memory/4236-60-0x0000000000400000-0x0000000000444000-memory.dmp
memory/4236-61-0x0000000000400000-0x0000000000444000-memory.dmp
memory/4236-62-0x0000000000400000-0x0000000000444000-memory.dmp
memory/4236-49-0x0000000000400000-0x0000000000444000-memory.dmp
memory/4236-64-0x0000000000400000-0x0000000000444000-memory.dmp
memory/4236-65-0x0000000000400000-0x0000000000444000-memory.dmp
memory/4236-66-0x0000000000400000-0x0000000000444000-memory.dmp
memory/4236-67-0x0000000000400000-0x0000000000444000-memory.dmp
memory/4236-68-0x0000000000400000-0x0000000000444000-memory.dmp
memory/4236-69-0x0000000000400000-0x0000000000444000-memory.dmp
memory/4236-70-0x0000000000400000-0x0000000000444000-memory.dmp