Analysis
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max time kernel
148s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240910-en -
resource tags
arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system -
submitted
20-09-2024 23:12
Behavioral task
behavioral1
Sample
ee9d4f9be28d57b0602b6f324f5cab66_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
ee9d4f9be28d57b0602b6f324f5cab66_JaffaCakes118.exe
Resource
win10v2004-20240910-en
General
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Target
ee9d4f9be28d57b0602b6f324f5cab66_JaffaCakes118.exe
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Size
270KB
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MD5
ee9d4f9be28d57b0602b6f324f5cab66
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SHA1
4c2cf602e1bde8cdcdec0eff2db70574f24bceea
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SHA256
180b9cc60c22f10c317a0ffe32c3a96a3c4710560437278d3d0f585794036593
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SHA512
b508b0cc8ce4148f6ed539261508fbd530a1a3595e2bca884ee2e391c01698f8df40723da98eeb004d2e080e27140fb221884f84e2fd79e8147f3247b301816b
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SSDEEP
6144:KG377xS2Vp2CeiorXhwTBOz5367pcCJJvH:Zr7xS2Vp6FwTVbJJvH
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/0x0010000000023bc6-5.dat modiloader_stage2 behavioral2/memory/1224-10-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/3080-26-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/3080-29-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/3080-32-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/3080-35-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/3080-38-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/3080-41-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/3080-44-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/3080-47-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/3080-50-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/3080-53-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/3080-56-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/3080-59-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/3080-62-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/3080-65-0x0000000000400000-0x000000000044B000-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-1-5-21-2629364133-3182087385-364449604-1000\Control Panel\International\Geo\Nation ee9d4f9be28d57b0602b6f324f5cab66_JaffaCakes118.exe -
Deletes itself 1 IoCs
pid Process 3080 mstwain32.exe -
Executes dropped EXE 1 IoCs
pid Process 3080 mstwain32.exe -
Loads dropped DLL 4 IoCs
pid Process 3080 mstwain32.exe 3080 mstwain32.exe 3080 mstwain32.exe 3080 mstwain32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\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 ee9d4f9be28d57b0602b6f324f5cab66_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 created C:\Windows\mstwain32.exe ee9d4f9be28d57b0602b6f324f5cab66_JaffaCakes118.exe File opened for modification C:\Windows\mstwain32.exe ee9d4f9be28d57b0602b6f324f5cab66_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 ee9d4f9be28d57b0602b6f324f5cab66_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mstwain32.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 1224 ee9d4f9be28d57b0602b6f324f5cab66_JaffaCakes118.exe Token: SeBackupPrivilege 872 vssvc.exe Token: SeRestorePrivilege 872 vssvc.exe Token: SeAuditPrivilege 872 vssvc.exe Token: SeDebugPrivilege 3080 mstwain32.exe Token: SeDebugPrivilege 3080 mstwain32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3080 mstwain32.exe 3080 mstwain32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1224 wrote to memory of 3080 1224 ee9d4f9be28d57b0602b6f324f5cab66_JaffaCakes118.exe 95 PID 1224 wrote to memory of 3080 1224 ee9d4f9be28d57b0602b6f324f5cab66_JaffaCakes118.exe 95 PID 1224 wrote to memory of 3080 1224 ee9d4f9be28d57b0602b6f324f5cab66_JaffaCakes118.exe 95 -
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\ee9d4f9be28d57b0602b6f324f5cab66_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\ee9d4f9be28d57b0602b6f324f5cab66_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:1224 -
C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\ee9d4f9be28d57b0602b6f324f5cab66_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:3080
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:872
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
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Downloads
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Filesize
33KB
MD5d2890b1bcbc6bfa7b8f36b3ef16ce0a5
SHA1777e81b52481c230cab427ae7bc48c6fc43cc968
SHA256dd26269b76f487fd2650c77406e960899185b87a214b0a5cca39e1c7a8e7be9e
SHA51240583266059e787e2b166d121791a09af98595bb69403c34a64d2f5d9d145f3a9fadfdd1b8cd4c527d7b96a67ddcfc5c1bf0f90f395e85a07491e579466d3274
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Filesize
270KB
MD5ee9d4f9be28d57b0602b6f324f5cab66
SHA14c2cf602e1bde8cdcdec0eff2db70574f24bceea
SHA256180b9cc60c22f10c317a0ffe32c3a96a3c4710560437278d3d0f585794036593
SHA512b508b0cc8ce4148f6ed539261508fbd530a1a3595e2bca884ee2e391c01698f8df40723da98eeb004d2e080e27140fb221884f84e2fd79e8147f3247b301816b
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Filesize
7KB
MD567587e25a971a141628d7f07bd40ffa0
SHA176fcd014539a3bb247cc0b761225f68bd6055f6b
SHA256e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378
SHA5126e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350