Analysis
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max time kernel
142s -
max time network
129s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
11-09-2024 18:37
Static task
static1
Behavioral task
behavioral1
Sample
dafbe70a0e0c355d3b38a06671d0f3fa_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
dafbe70a0e0c355d3b38a06671d0f3fa_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
dafbe70a0e0c355d3b38a06671d0f3fa_JaffaCakes118.exe
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Size
565KB
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MD5
dafbe70a0e0c355d3b38a06671d0f3fa
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SHA1
0c90933be0af2e852c7cfa247bef6c5f31a64df8
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SHA256
ef1dac65d328cc6074e8d639970c19e516078ae63a379f1e5496cf9ce403c92f
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SHA512
20878cb551a3d000c2a7acff7c3d299a876d3a71e9f85651672a3fb00f71e5c3fcaff661fc78f0c5fb76af307a26f446ab6a7962bb6b49f037b2a6a901df3a45
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SSDEEP
12288:nEeFO2rpBZZUJojSR55ogstIvS5Q0L0pTPUGcH7JA1EhbYkYmpUDgoSMIi0CP:To21BPUh5mI/04p7BcbJA1EBs5Ii5P
Malware Config
Signatures
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Ardamax main executable 1 IoCs
resource yara_rule behavioral1/files/0x00050000000193d5-9.dat family_ardamax -
Executes dropped EXE 1 IoCs
pid Process 2336 YCLH.exe -
Loads dropped DLL 4 IoCs
pid Process 2068 dafbe70a0e0c355d3b38a06671d0f3fa_JaffaCakes118.exe 2068 dafbe70a0e0c355d3b38a06671d0f3fa_JaffaCakes118.exe 2336 YCLH.exe 2336 YCLH.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\YCLH Agent = "C:\\Windows\\SysWOW64\\28463\\YCLH.exe" YCLH.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in System32 directory 6 IoCs
description ioc Process File created C:\Windows\SysWOW64\28463\key.bin dafbe70a0e0c355d3b38a06671d0f3fa_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\28463 YCLH.exe File created C:\Windows\SysWOW64\28463\YCLH.001 dafbe70a0e0c355d3b38a06671d0f3fa_JaffaCakes118.exe File created C:\Windows\SysWOW64\28463\YCLH.006 dafbe70a0e0c355d3b38a06671d0f3fa_JaffaCakes118.exe File created C:\Windows\SysWOW64\28463\YCLH.007 dafbe70a0e0c355d3b38a06671d0f3fa_JaffaCakes118.exe File created C:\Windows\SysWOW64\28463\YCLH.exe dafbe70a0e0c355d3b38a06671d0f3fa_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 dafbe70a0e0c355d3b38a06671d0f3fa_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language YCLH.exe -
Modifies registry class 43 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B111CC8-9507-44CE-F0B3-8970CC8D0A69}\InprocServer32\ = "C:\\Windows\\SysWOW64\\FM20.DLL" YCLH.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8949A1F4-F530-E1B4-C4BD-869536F8AE7E}\1.0\0 YCLH.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8949A1F4-F530-E1B4-C4BD-869536F8AE7E}\1.0\0\win32\ YCLH.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8949A1F4-F530-E1B4-C4BD-869536F8AE7E}\1.0\HELPDIR YCLH.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8949A1F4-F530-E1B4-C4BD-869536F8AE7E}\1.0\HELPDIR\ YCLH.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B111CC8-9507-44CE-F0B3-8970CC8D0A69}\TypeLib\ YCLH.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B111CC8-9507-44CE-F0B3-8970CC8D0A69}\HTMLControl\ YCLH.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B111CC8-9507-44CE-F0B3-8970CC8D0A69}\MiscStatus\ = "657809" YCLH.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8949A1F4-F530-E1B4-C4BD-869536F8AE7E}\ YCLH.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8949A1F4-F530-E1B4-C4BD-869536F8AE7E}\1.0\ YCLH.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8949A1F4-F530-E1B4-C4BD-869536F8AE7E}\1.0\FLAGS YCLH.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B111CC8-9507-44CE-F0B3-8970CC8D0A69}\Version YCLH.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8949A1F4-F530-E1B4-C4BD-869536F8AE7E}\1.0\FLAGS\ YCLH.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B111CC8-9507-44CE-F0B3-8970CC8D0A69}\TypeLib\ = "{8949A1F4-F530-E1B4-C4BD-869536F8AE7E}" YCLH.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B111CC8-9507-44CE-F0B3-8970CC8D0A69}\Version\ YCLH.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B111CC8-9507-44CE-F0B3-8970CC8D0A69}\InprocServer32 YCLH.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B111CC8-9507-44CE-F0B3-8970CC8D0A69}\MiscStatus YCLH.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B111CC8-9507-44CE-F0B3-8970CC8D0A69}\ToolboxBitmap32 YCLH.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B111CC8-9507-44CE-F0B3-8970CC8D0A69}\ToolboxBitmap32\ YCLH.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8949A1F4-F530-E1B4-C4BD-869536F8AE7E} YCLH.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B111CC8-9507-44CE-F0B3-8970CC8D0A69}\ = "Okavovaf.Ojoco object" YCLH.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B111CC8-9507-44CE-F0B3-8970CC8D0A69}\MiscStatus\ YCLH.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8949A1F4-F530-E1B4-C4BD-869536F8AE7E}\1.0 YCLH.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8949A1F4-F530-E1B4-C4BD-869536F8AE7E}\1.0\0\win32 YCLH.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B111CC8-9507-44CE-F0B3-8970CC8D0A69}\HTMLControl YCLH.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8949A1F4-F530-E1B4-C4BD-869536F8AE7E}\1.0\HELPDIR\ = "C:\\Program Files (x86)\\Microsoft Office\\Office14\\" YCLH.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B111CC8-9507-44CE-F0B3-8970CC8D0A69}\TypeLib YCLH.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B111CC8-9507-44CE-F0B3-8970CC8D0A69}\Version\ = "2.0" YCLH.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8949A1F4-F530-E1B4-C4BD-869536F8AE7E}\1.0\0\win32\ = "C:\\PROGRA~2\\MICROS~1\\Office14\\GROOVE.EXE\\70" YCLH.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B111CC8-9507-44CE-F0B3-8970CC8D0A69}\DefaultIcon YCLH.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B111CC8-9507-44CE-F0B3-8970CC8D0A69}\Implemented Categories YCLH.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B111CC8-9507-44CE-F0B3-8970CC8D0A69}\Implemented Categories\ YCLH.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B111CC8-9507-44CE-F0B3-8970CC8D0A69}\InprocServer32\ YCLH.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B111CC8-9507-44CE-F0B3-8970CC8D0A69}\ProgID\ YCLH.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B111CC8-9507-44CE-F0B3-8970CC8D0A69}\DefaultIcon\ = "C:\\Windows\\SysWOW64\\FM20.DLL,0" YCLH.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B111CC8-9507-44CE-F0B3-8970CC8D0A69}\ToolboxBitmap32\ = "C:\\Windows\\SysWOW64\\FM20.DLL, 265" YCLH.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8949A1F4-F530-E1B4-C4BD-869536F8AE7E}\1.0\0\ YCLH.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8949A1F4-F530-E1B4-C4BD-869536F8AE7E}\1.0\FLAGS\ = "4" YCLH.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B111CC8-9507-44CE-F0B3-8970CC8D0A69} YCLH.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B111CC8-9507-44CE-F0B3-8970CC8D0A69}\DefaultIcon\ YCLH.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B111CC8-9507-44CE-F0B3-8970CC8D0A69}\ProgID YCLH.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7B111CC8-9507-44CE-F0B3-8970CC8D0A69}\ProgID\ = "Forms.HTML:Submitbutton.1" YCLH.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{8949A1F4-F530-E1B4-C4BD-869536F8AE7E}\1.0\ = "GrooveContactServicesAlpha" YCLH.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: 33 2336 YCLH.exe Token: SeIncBasePriorityPrivilege 2336 YCLH.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 2336 YCLH.exe 2336 YCLH.exe 2336 YCLH.exe 2336 YCLH.exe 2336 YCLH.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2068 wrote to memory of 2336 2068 dafbe70a0e0c355d3b38a06671d0f3fa_JaffaCakes118.exe 30 PID 2068 wrote to memory of 2336 2068 dafbe70a0e0c355d3b38a06671d0f3fa_JaffaCakes118.exe 30 PID 2068 wrote to memory of 2336 2068 dafbe70a0e0c355d3b38a06671d0f3fa_JaffaCakes118.exe 30 PID 2068 wrote to memory of 2336 2068 dafbe70a0e0c355d3b38a06671d0f3fa_JaffaCakes118.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\dafbe70a0e0c355d3b38a06671d0f3fa_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\dafbe70a0e0c355d3b38a06671d0f3fa_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2068 -
C:\Windows\SysWOW64\28463\YCLH.exe"C:\Windows\system32\28463\YCLH.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2336
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
298B
MD5dbeb839788d3834c37238cb460fc23bb
SHA14ff9b9a697ef8ed6aa95a2d7c21f6e4c7f1b2c59
SHA2561a97cf95d45d519264e6dadc260bae0ba91373458ef821b0ceb86069dac4e76d
SHA51224fe3c43de00f020dceb150dcafa196d6316a7754cc8269588278c2ea09052d2a4d9521ed8a50a6108d3960cca0275adc1feaf9ec01af48f44c4096697e7ed8a
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Filesize
8KB
MD53da3041787b72a7909d9f6184ce6bc5e
SHA1fc7f00b8a1341b5341e2ba6f94ba85364bc90843
SHA25618e06896cc71e99b717cff8d68cba86fea3eba5087b93734f6418e53cadab5b3
SHA512150fa3f8eeec3621ac61eab0da3f2692dd776887ec0c1791404df3dd8784982563496e1e990217a99c4fd53c5d5d68e0574737879b72d78ab737033f1b08560a
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Filesize
5KB
MD550d0bcf6b5a6b11d9e274ccefba3f02e
SHA157acf2a1236b7534f2db661a9d95aeadcd41aa2a
SHA256a5e5cf8b3133031f25db37fd13b029cdfc9d1588ca7f68041e52349f46cbbf5c
SHA512c0288f92c75f4a6ea45434e3960a3c5d8ed3d890121a3fd6da2449e1313db523224e301451d85a15ea8ee9b5c2fb3bf294ee90869a4d5608bcf48fa94458e938
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Filesize
105B
MD527c90d4d9b049f4cd00f32ed1d2e5baf
SHA1338a3ea8f1e929d8916ece9b6e91e697eb562550
SHA256172d6f21165fb3ca925e5b000451fd8946920206f7438018c28b158b90cf5ffb
SHA512d73dadb3cf74c647ce5bad5b87d3fb42a212defcba8afb8cf962020b61a0369c0a2b1005797583daf1f1ae88b29b7288bc544a53d643f3519cf604aa0ffd6dae
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Filesize
4KB
MD5cb07753c45624238b4403480372be5db
SHA110af5bfbed599165d996470278f011728e866df7
SHA25663c3ed8cbe11314a2f2cd6ff50305bad98075be9e09d22e45b47af557a3388e7
SHA5122c72cca45ef924104c6892dd96f2e27a5d43bacc9f3eb0eeee24c871cc1bd1642d77734822d9d934f93a77c884fa1c682cf1ceddffe157a613978d9edd184312
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Filesize
647KB
MD5a7b322839cedf8d56cb0a7dcdb50ab59
SHA1d27855e65f5d9e87666f39d2af694a0d75330a75
SHA256ba7362315c0608c9203c9d607fd85695fbc15f034ea40b3de7dd1abebd5859a3
SHA51286a416ae639ca458e56093d5c04f3406ac0389cf9a1047f714424ba89ffd047ca58e6927bc941d285d4db9e8a95e91e0d578be3038a83945b6af90586ea9f649