Analysis
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max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
17-09-2024 18:28
Behavioral task
behavioral1
Sample
e772ae616dc2f9bd72648a47c9b783a7_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
e772ae616dc2f9bd72648a47c9b783a7_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
e772ae616dc2f9bd72648a47c9b783a7_JaffaCakes118.exe
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Size
270KB
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MD5
e772ae616dc2f9bd72648a47c9b783a7
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SHA1
8cfc5607731effe7766c4fb1e814a0a0671a507b
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SHA256
1fe56601638ce143d1c5b249da1ba2d0661978f2f49f91137d69bcbcefad83f9
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SHA512
a38a7346f08fbbe4a172ce5e5b8fc096edd15e0a15fb8b66fd56418ffda4601f049ce5201b2544ee575273d8dc37813de7d142c3956f1d3c0008116362c16e4b
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SSDEEP
6144:QG377xS2Vp2CeiorXdwTBgWx4v530pcCJJvHj:br7xS2Vp6RwTyCBbJJvHj
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 behavioral2/files/0x000400000001db14-4.dat modiloader_stage2 behavioral2/memory/4856-10-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/1540-26-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/1540-29-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/1540-32-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/1540-35-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/1540-38-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/1540-41-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/1540-44-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/1540-47-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/1540-50-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/1540-53-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/1540-56-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/1540-59-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/1540-62-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/1540-65-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation e772ae616dc2f9bd72648a47c9b783a7_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 1540 mstwain32.exe -
Loads dropped DLL 4 IoCs
pid Process 1540 mstwain32.exe 1540 mstwain32.exe 1540 mstwain32.exe 1540 mstwain32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\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 e772ae616dc2f9bd72648a47c9b783a7_JaffaCakes118.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\cmsetac.dll mstwain32.exe File created C:\Windows\mstwain32.exe e772ae616dc2f9bd72648a47c9b783a7_JaffaCakes118.exe File opened for modification C:\Windows\mstwain32.exe e772ae616dc2f9bd72648a47c9b783a7_JaffaCakes118.exe File created C:\Windows\ntdtcstp.dll mstwain32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 e772ae616dc2f9bd72648a47c9b783a7_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mstwain32.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 4856 e772ae616dc2f9bd72648a47c9b783a7_JaffaCakes118.exe Token: SeBackupPrivilege 2688 vssvc.exe Token: SeRestorePrivilege 2688 vssvc.exe Token: SeAuditPrivilege 2688 vssvc.exe Token: SeDebugPrivilege 1540 mstwain32.exe Token: SeDebugPrivilege 1540 mstwain32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1540 mstwain32.exe 1540 mstwain32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4856 wrote to memory of 1540 4856 e772ae616dc2f9bd72648a47c9b783a7_JaffaCakes118.exe 85 PID 4856 wrote to memory of 1540 4856 e772ae616dc2f9bd72648a47c9b783a7_JaffaCakes118.exe 85 PID 4856 wrote to memory of 1540 4856 e772ae616dc2f9bd72648a47c9b783a7_JaffaCakes118.exe 85 -
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\e772ae616dc2f9bd72648a47c9b783a7_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e772ae616dc2f9bd72648a47c9b783a7_JaffaCakes118.exe"1⤵
- Checks computer location settings
- 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:4856 -
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
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- System policy modification
PID:1540
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2688
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
33KB
MD5da6ad984e553ba539fe95bf7ca7c6255
SHA10e91ac454386f11f4331d661b4f9ed7fd4c11453
SHA2563dc3f73d88839a653a46d42df58a6608e6aa9e32de90bfe5e8f473fe953efcd3
SHA51234cbdb8db4f6a158e4d8391e36ebdca08a4c851e098f56ddf037525963b7f49a99fd83e8cff1bbfb38a0b1c828d6ed879b28dc39f5b636d1a691400daad58d10
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Filesize
270KB
MD5e772ae616dc2f9bd72648a47c9b783a7
SHA18cfc5607731effe7766c4fb1e814a0a0671a507b
SHA2561fe56601638ce143d1c5b249da1ba2d0661978f2f49f91137d69bcbcefad83f9
SHA512a38a7346f08fbbe4a172ce5e5b8fc096edd15e0a15fb8b66fd56418ffda4601f049ce5201b2544ee575273d8dc37813de7d142c3956f1d3c0008116362c16e4b
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Filesize
7KB
MD567587e25a971a141628d7f07bd40ffa0
SHA176fcd014539a3bb247cc0b761225f68bd6055f6b
SHA256e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378
SHA5126e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350