Analysis
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max time kernel
146s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
29/11/2024, 09:47
Behavioral task
behavioral1
Sample
b06adf0b7cc598876491df473642b799_JaffaCakes118.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
b06adf0b7cc598876491df473642b799_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
b06adf0b7cc598876491df473642b799_JaffaCakes118.exe
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Size
273KB
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MD5
b06adf0b7cc598876491df473642b799
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SHA1
2d5b22109e4c63d4d413d6910cde0e501b7408da
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SHA256
af6d59f54e679ae2adeeccac25fc1af47beb8c4e974acb3908c1ff7396a495eb
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SHA512
9af08101ceb9b8059849bdf67a07fba83571051eb33db42e1a5e13391e1cae38e2f249cbd7d1ad900dfbc9dc484172790caa679b22d4c78a52507194f4ec01b2
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SSDEEP
6144:tG377xS2Vp2CeiorXdwTBgWx4b53upcCJJvHS:Qr7xS2Vp6RwTyCfbJJvHS
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/0x0009000000023b01-4.dat modiloader_stage2 behavioral2/memory/4916-8-0x0000000000400000-0x000000000044C000-memory.dmp modiloader_stage2 behavioral2/memory/3476-24-0x0000000000400000-0x000000000044C000-memory.dmp modiloader_stage2 behavioral2/memory/3476-27-0x0000000000400000-0x000000000044C000-memory.dmp modiloader_stage2 behavioral2/memory/3476-30-0x0000000000400000-0x000000000044C000-memory.dmp modiloader_stage2 behavioral2/memory/3476-33-0x0000000000400000-0x000000000044C000-memory.dmp modiloader_stage2 behavioral2/memory/3476-36-0x0000000000400000-0x000000000044C000-memory.dmp modiloader_stage2 behavioral2/memory/3476-39-0x0000000000400000-0x000000000044C000-memory.dmp modiloader_stage2 behavioral2/memory/3476-42-0x0000000000400000-0x000000000044C000-memory.dmp modiloader_stage2 behavioral2/memory/3476-45-0x0000000000400000-0x000000000044C000-memory.dmp modiloader_stage2 behavioral2/memory/3476-48-0x0000000000400000-0x000000000044C000-memory.dmp modiloader_stage2 behavioral2/memory/3476-51-0x0000000000400000-0x000000000044C000-memory.dmp modiloader_stage2 behavioral2/memory/3476-54-0x0000000000400000-0x000000000044C000-memory.dmp modiloader_stage2 behavioral2/memory/3476-57-0x0000000000400000-0x000000000044C000-memory.dmp modiloader_stage2 behavioral2/memory/3476-60-0x0000000000400000-0x000000000044C000-memory.dmp modiloader_stage2 behavioral2/memory/3476-63-0x0000000000400000-0x000000000044C000-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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation b06adf0b7cc598876491df473642b799_JaffaCakes118.exe -
Deletes itself 1 IoCs
pid Process 3476 mstwain32.exe -
Executes dropped EXE 1 IoCs
pid Process 3476 mstwain32.exe -
Loads dropped DLL 4 IoCs
pid Process 3476 mstwain32.exe 3476 mstwain32.exe 3476 mstwain32.exe 3476 mstwain32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mstwain32 = "C:\\Windows\\mstwain32.exe" mstwain32.exe -
description ioc Process 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 b06adf0b7cc598876491df473642b799_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA mstwain32.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\mstwain32.exe b06adf0b7cc598876491df473642b799_JaffaCakes118.exe File opened for modification C:\Windows\mstwain32.exe b06adf0b7cc598876491df473642b799_JaffaCakes118.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 b06adf0b7cc598876491df473642b799_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mstwain32.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4916 b06adf0b7cc598876491df473642b799_JaffaCakes118.exe Token: SeDebugPrivilege 3476 mstwain32.exe Token: SeDebugPrivilege 3476 mstwain32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3476 mstwain32.exe 3476 mstwain32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4916 wrote to memory of 3476 4916 b06adf0b7cc598876491df473642b799_JaffaCakes118.exe 83 PID 4916 wrote to memory of 3476 4916 b06adf0b7cc598876491df473642b799_JaffaCakes118.exe 83 PID 4916 wrote to memory of 3476 4916 b06adf0b7cc598876491df473642b799_JaffaCakes118.exe 83 -
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
Processes
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C:\Users\Admin\AppData\Local\Temp\b06adf0b7cc598876491df473642b799_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\b06adf0b7cc598876491df473642b799_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:4916 -
C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\b06adf0b7cc598876491df473642b799_JaffaCakes118.exe"2⤵
- UAC bypass
- Deletes itself
- 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:3476
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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
MD57c3ff4d4d394fde7c693d04c488a55f8
SHA1ae2b2acc7e91a910f9075e0e095b528e97827ba4
SHA2564878bf71fd37ffac1fd6f5153357298544d0ef1f3a114c1f0451befcb85c59a8
SHA51233c601d9e706cff0c3dce8280b040c361aa51004fd20b51946469b6a02453def5a7aad1e5f58bec3435cc6e25470155d07f71dc0f81ec642efc53215d7be316a
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Filesize
273KB
MD5b06adf0b7cc598876491df473642b799
SHA12d5b22109e4c63d4d413d6910cde0e501b7408da
SHA256af6d59f54e679ae2adeeccac25fc1af47beb8c4e974acb3908c1ff7396a495eb
SHA5129af08101ceb9b8059849bdf67a07fba83571051eb33db42e1a5e13391e1cae38e2f249cbd7d1ad900dfbc9dc484172790caa679b22d4c78a52507194f4ec01b2
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Filesize
7KB
MD567587e25a971a141628d7f07bd40ffa0
SHA176fcd014539a3bb247cc0b761225f68bd6055f6b
SHA256e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378
SHA5126e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350