Analysis
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max time kernel
148s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
04-01-2025 16:55
Behavioral task
behavioral1
Sample
JaffaCakes118_7ac6bdd5ec0e0feaf494500fbc179b37.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_7ac6bdd5ec0e0feaf494500fbc179b37.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_7ac6bdd5ec0e0feaf494500fbc179b37.exe
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Size
270KB
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MD5
7ac6bdd5ec0e0feaf494500fbc179b37
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SHA1
03ee410ff15374b0d8194e749a35edc74d2f785a
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SHA256
073df7eecb5695802216343c807e82c4874d6c3995653cedf59d94775abf86e8
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SHA512
b9024e0cf17be4b912370e8d7cda2372963eebcec1c54c4f8a536eaa028072ba3a60fcb5b15c7ef77e83f6e459c9c31b3237d7a6336049116068b53a84043e20
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SSDEEP
6144:ZG377xS2Vp2CeiorXdwTBgWx4v539pcCJJvHw:sr7xS2Vp6RwTyCwbJJvHw
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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Modiloader family
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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/0x000400000001db60-5.dat modiloader_stage2 behavioral2/memory/3736-10-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/3764-26-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/3764-29-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/3764-32-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/3764-35-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/3764-38-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/3764-41-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/3764-44-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/3764-47-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/3764-50-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/3764-53-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/3764-56-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/3764-59-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/3764-62-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/3764-65-0x0000000000400000-0x000000000044B000-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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation JaffaCakes118_7ac6bdd5ec0e0feaf494500fbc179b37.exe -
Executes dropped EXE 1 IoCs
pid Process 3764 mstwain32.exe -
Loads dropped DLL 4 IoCs
pid Process 3764 mstwain32.exe 3764 mstwain32.exe 3764 mstwain32.exe 3764 mstwain32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\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 JaffaCakes118_7ac6bdd5ec0e0feaf494500fbc179b37.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 JaffaCakes118_7ac6bdd5ec0e0feaf494500fbc179b37.exe File opened for modification C:\Windows\mstwain32.exe JaffaCakes118_7ac6bdd5ec0e0feaf494500fbc179b37.exe File created C:\Windows\ntdtcstp.dll mstwain32.exe File created C:\Windows\cmsetac.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 JaffaCakes118_7ac6bdd5ec0e0feaf494500fbc179b37.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mstwain32.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 3736 JaffaCakes118_7ac6bdd5ec0e0feaf494500fbc179b37.exe Token: SeBackupPrivilege 4516 vssvc.exe Token: SeRestorePrivilege 4516 vssvc.exe Token: SeAuditPrivilege 4516 vssvc.exe Token: SeDebugPrivilege 3764 mstwain32.exe Token: SeDebugPrivilege 3764 mstwain32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3764 mstwain32.exe 3764 mstwain32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3736 wrote to memory of 3764 3736 JaffaCakes118_7ac6bdd5ec0e0feaf494500fbc179b37.exe 86 PID 3736 wrote to memory of 3764 3736 JaffaCakes118_7ac6bdd5ec0e0feaf494500fbc179b37.exe 86 PID 3736 wrote to memory of 3764 3736 JaffaCakes118_7ac6bdd5ec0e0feaf494500fbc179b37.exe 86 -
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\JaffaCakes118_7ac6bdd5ec0e0feaf494500fbc179b37.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7ac6bdd5ec0e0feaf494500fbc179b37.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:3736 -
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:3764
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4516
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
MD583534620562cf59cf2085b2dbb6444e1
SHA14e0e26269b50456f6e37f66f920f4a2c3fc03cb1
SHA25609ff54c13835460993bdecb32873cfa4d68e7625bbc903805343657bc99df067
SHA51265a3d835d3562a5dd29041a79a2cc02d0055c7064d6df3cb976945d09557cf3d3819f4a914c68430a9790906ad83cbdcd9257679e32a95b1206052bf18b4711e
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Filesize
270KB
MD57ac6bdd5ec0e0feaf494500fbc179b37
SHA103ee410ff15374b0d8194e749a35edc74d2f785a
SHA256073df7eecb5695802216343c807e82c4874d6c3995653cedf59d94775abf86e8
SHA512b9024e0cf17be4b912370e8d7cda2372963eebcec1c54c4f8a536eaa028072ba3a60fcb5b15c7ef77e83f6e459c9c31b3237d7a6336049116068b53a84043e20
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Filesize
7KB
MD567587e25a971a141628d7f07bd40ffa0
SHA176fcd014539a3bb247cc0b761225f68bd6055f6b
SHA256e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378
SHA5126e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350