Analysis
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max time kernel
148s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
07-12-2024 01:11
Behavioral task
behavioral1
Sample
cff413891c2828c179d1bae119b4fc35_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
cff413891c2828c179d1bae119b4fc35_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
cff413891c2828c179d1bae119b4fc35_JaffaCakes118.exe
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Size
314KB
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MD5
cff413891c2828c179d1bae119b4fc35
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SHA1
8a160aeff3011b9aa34d7b9bd2f6adb79443c433
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SHA256
cfae145e7bbd5cbf88f50509da6385be79eade1b549e8756f93aca45388392cb
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SHA512
101e5aac5f4e14742b8fcb4946c22252e55e842a8df46046a453601a287852f2d8a70407be2cec7c4812856785125de2f0cc1cf9c6d0a206b6b1f433fe475f35
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SSDEEP
6144:JG377xS2Vp2CeiorXhwTBN538xpcCJJvHf+doS:8r7xS2Vp6FwTixbJJvHWdoS
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 4 IoCs
resource yara_rule behavioral2/memory/3532-0-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/files/0x000200000001e748-6.dat modiloader_stage2 behavioral2/memory/3532-10-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/2724-26-0x0000000000400000-0x0000000000450000-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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation cff413891c2828c179d1bae119b4fc35_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 2724 mstwain32.exe -
Loads dropped DLL 4 IoCs
pid Process 2724 mstwain32.exe 2724 mstwain32.exe 2724 mstwain32.exe 2724 mstwain32.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA cff413891c2828c179d1bae119b4fc35_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 -
resource yara_rule behavioral2/memory/3532-0-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/files/0x000200000001e748-6.dat upx behavioral2/memory/3532-10-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/2724-26-0x0000000000400000-0x0000000000450000-memory.dmp upx -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\ntdtcstp.dll mstwain32.exe File created C:\Windows\cmsetac.dll mstwain32.exe File created C:\Windows\mstwain32.exe cff413891c2828c179d1bae119b4fc35_JaffaCakes118.exe File opened for modification C:\Windows\mstwain32.exe cff413891c2828c179d1bae119b4fc35_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 mstwain32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cff413891c2828c179d1bae119b4fc35_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3532 cff413891c2828c179d1bae119b4fc35_JaffaCakes118.exe Token: SeDebugPrivilege 2724 mstwain32.exe Token: SeDebugPrivilege 2724 mstwain32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2724 mstwain32.exe 2724 mstwain32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3532 wrote to memory of 2724 3532 cff413891c2828c179d1bae119b4fc35_JaffaCakes118.exe 86 PID 3532 wrote to memory of 2724 3532 cff413891c2828c179d1bae119b4fc35_JaffaCakes118.exe 86 PID 3532 wrote to memory of 2724 3532 cff413891c2828c179d1bae119b4fc35_JaffaCakes118.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
Processes
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C:\Users\Admin\AppData\Local\Temp\cff413891c2828c179d1bae119b4fc35_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\cff413891c2828c179d1bae119b4fc35_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:3532 -
C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe"2⤵
- UAC bypass
- Executes dropped EXE
- Loads dropped DLL
- 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:2724
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
33KB
MD5d5cb26d0ce7a1a27cf8be2109d570ab5
SHA1269cfbeaccf83d0e51512572a63829eb2f132ff1
SHA256eb39675c99c937730d960f47a886569c286655f0ec74a7c315eeac17547300e4
SHA5127adad5c1bc791b4edf112aa15db3e469d9b2d39d74ef0f83c3bd30d8dbb48d259cf73e4cd2a00163bd778d93098d3fcc02cf193c6a5bef917dcd1ce89f74ec06
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Filesize
314KB
MD5cff413891c2828c179d1bae119b4fc35
SHA18a160aeff3011b9aa34d7b9bd2f6adb79443c433
SHA256cfae145e7bbd5cbf88f50509da6385be79eade1b549e8756f93aca45388392cb
SHA512101e5aac5f4e14742b8fcb4946c22252e55e842a8df46046a453601a287852f2d8a70407be2cec7c4812856785125de2f0cc1cf9c6d0a206b6b1f433fe475f35
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Filesize
7KB
MD567587e25a971a141628d7f07bd40ffa0
SHA176fcd014539a3bb247cc0b761225f68bd6055f6b
SHA256e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378
SHA5126e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350