Analysis
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max time kernel
143s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
16-09-2024 01:56
Behavioral task
behavioral1
Sample
e3cd773cac631012c34b6c689fdaa9d5_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
e3cd773cac631012c34b6c689fdaa9d5_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
e3cd773cac631012c34b6c689fdaa9d5_JaffaCakes118.exe
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Size
270KB
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MD5
e3cd773cac631012c34b6c689fdaa9d5
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SHA1
d52ff7554aa5a9f5e6795dbc838a1e759a4f730d
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SHA256
96477df29de81f8272827cb57d8bf1c46808a7f9b2a4dd9c4bad7bb1060f7558
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SHA512
d5ddaa18942fb06dfbff7068dd1fe94da57fd814b828208442ef41bd29ba3c642ce902ac017a39ac5a25e3da2756d14950f918845320288430f385b842f5be58
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SSDEEP
6144:KG377xS2Vp2CeiorXhwTBOz53EcpcCJJvH:Zr7xS2Vp6FwT8bJJvH
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/0x00090000000233fe-4.dat modiloader_stage2 behavioral2/memory/2032-10-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/1872-26-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/1872-29-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/1872-32-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/1872-35-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/1872-38-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/1872-41-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/1872-44-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/1872-47-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/1872-50-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/1872-53-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/1872-56-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/1872-59-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/1872-62-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/1872-65-0x0000000000400000-0x000000000044B000-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-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation e3cd773cac631012c34b6c689fdaa9d5_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 1872 mstwain32.exe -
Loads dropped DLL 4 IoCs
pid Process 1872 mstwain32.exe 1872 mstwain32.exe 1872 mstwain32.exe 1872 mstwain32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\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 e3cd773cac631012c34b6c689fdaa9d5_JaffaCakes118.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 opened for modification C:\Windows\mstwain32.exe e3cd773cac631012c34b6c689fdaa9d5_JaffaCakes118.exe File created C:\Windows\ntdtcstp.dll mstwain32.exe File created C:\Windows\cmsetac.dll mstwain32.exe File created C:\Windows\mstwain32.exe e3cd773cac631012c34b6c689fdaa9d5_JaffaCakes118.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 e3cd773cac631012c34b6c689fdaa9d5_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mstwain32.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 2032 e3cd773cac631012c34b6c689fdaa9d5_JaffaCakes118.exe Token: SeBackupPrivilege 3276 vssvc.exe Token: SeRestorePrivilege 3276 vssvc.exe Token: SeAuditPrivilege 3276 vssvc.exe Token: SeDebugPrivilege 1872 mstwain32.exe Token: SeDebugPrivilege 1872 mstwain32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1872 mstwain32.exe 1872 mstwain32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2032 wrote to memory of 1872 2032 e3cd773cac631012c34b6c689fdaa9d5_JaffaCakes118.exe 85 PID 2032 wrote to memory of 1872 2032 e3cd773cac631012c34b6c689fdaa9d5_JaffaCakes118.exe 85 PID 2032 wrote to memory of 1872 2032 e3cd773cac631012c34b6c689fdaa9d5_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\e3cd773cac631012c34b6c689fdaa9d5_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e3cd773cac631012c34b6c689fdaa9d5_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:2032 -
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:1872
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3276
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
MD599433d78b2e54a43d94663cd716e9d19
SHA1845ef679d3be924c7d1c0d9880ba67b3fe392747
SHA25600919a56716523031c8ecd19e5b1fc4e46eed8a71df3ba4782666e57086151f6
SHA512e7f9de9082d6d4c396a3d41e21be6c6349cf32dd2388810827a1c98f075602f7947aa4859a67cf324d3545617d9fbdacfc81af9878e709c841edf4a4b878eea0
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Filesize
270KB
MD5e3cd773cac631012c34b6c689fdaa9d5
SHA1d52ff7554aa5a9f5e6795dbc838a1e759a4f730d
SHA25696477df29de81f8272827cb57d8bf1c46808a7f9b2a4dd9c4bad7bb1060f7558
SHA512d5ddaa18942fb06dfbff7068dd1fe94da57fd814b828208442ef41bd29ba3c642ce902ac017a39ac5a25e3da2756d14950f918845320288430f385b842f5be58
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Filesize
7KB
MD567587e25a971a141628d7f07bd40ffa0
SHA176fcd014539a3bb247cc0b761225f68bd6055f6b
SHA256e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378
SHA5126e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350