Analysis
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max time kernel
117s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
19/09/2024, 03:28
Static task
static1
Behavioral task
behavioral1
Sample
ea805757e253af3dd31df939c195802b_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
ea805757e253af3dd31df939c195802b_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
ea805757e253af3dd31df939c195802b_JaffaCakes118.exe
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Size
164KB
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MD5
ea805757e253af3dd31df939c195802b
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SHA1
65961aa52ac859f11be9955df506b72ffc964d2d
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SHA256
9b71702e10ecfe84b52dc6cc7c5ffc25ab61ddfa3003b4e12035a6578cc4d9e6
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SHA512
2c2b961932360495ee146ab4218bc53237cd4a0901948c2bfe382b70962bcf68d2c1ab4ab871a93d735af431716fe7e4782e9bc62187c7dd02c72b5d7c602072
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SSDEEP
3072:7rBupLDVE6xErnRJrf2f6JeZvjEAvQkwUyD2xfGUXIEk5SPEX7o:RmW6UtYRIAYkNyGfGZLo5
Malware Config
Signatures
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Drops file in Drivers directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\Drivers\nubeydkl.sys ea805757e253af3dd31df939c195802b_JaffaCakes118.exe File created C:\Windows\SysWOW64\Drivers\hawanpkt.sys ea805757e253af3dd31df939c195802b_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\Drivers\hawanpkt.sys ea805757e253af3dd31df939c195802b_JaffaCakes118.exe File created C:\Windows\SysWOW64\Drivers\nubeydkl.sys ea805757e253af3dd31df939c195802b_JaffaCakes118.exe -
Loads dropped DLL 2 IoCs
pid Process 1732 ea805757e253af3dd31df939c195802b_JaffaCakes118.exe 1732 ea805757e253af3dd31df939c195802b_JaffaCakes118.exe -
resource yara_rule behavioral1/memory/1732-8-0x0000000000280000-0x00000000002B7000-memory.dmp upx behavioral1/memory/1732-7-0x0000000000280000-0x00000000002B7000-memory.dmp upx behavioral1/memory/1732-12-0x0000000000280000-0x00000000002B7000-memory.dmp upx behavioral1/memory/1732-37-0x0000000000280000-0x00000000002B7000-memory.dmp upx -
Installs/modifies Browser Helper Object 2 TTPs 1 IoCs
BHOs are DLL modules which act as plugins for Internet Explorer.
description ioc Process Key created \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{793943BD-FCC2-41E9-AA62-304882A5DFC1} ea805757e253af3dd31df939c195802b_JaffaCakes118.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 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 ea805757e253af3dd31df939c195802b_JaffaCakes118.exe -
Modifies registry class 6 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{793943BD-FCC2-41E9-AA62-304882A5DFC1}\InprocServer32 ea805757e253af3dd31df939c195802b_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node ea805757e253af3dd31df939c195802b_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID ea805757e253af3dd31df939c195802b_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{793943BD-FCC2-41E9-AA62-304882A5DFC1} ea805757e253af3dd31df939c195802b_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{793943BD-FCC2-41E9-AA62-304882A5DFC1}\InprocServer32\ = "C:\\Windows\\SysWow64\\acppag.dll" ea805757e253af3dd31df939c195802b_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{793943BD-FCC2-41E9-AA62-304882A5DFC1}\InprocServer32\ThreadingModel = "apartment" ea805757e253af3dd31df939c195802b_JaffaCakes118.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 1732 ea805757e253af3dd31df939c195802b_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeLoadDriverPrivilege 1732 ea805757e253af3dd31df939c195802b_JaffaCakes118.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ea805757e253af3dd31df939c195802b_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\ea805757e253af3dd31df939c195802b_JaffaCakes118.exe"1⤵
- Drops file in Drivers directory
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:1732
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
90KB
MD5ec027f4e03773ef27ccf79cbacd4fa34
SHA1eeeb3f8a1dc876f1bb573e5497e1b6719cf661c5
SHA256c105afe3f91cc5c971ee9a83bbb43cdaba4ced00b1c2c9eecbaf01363e3ca928
SHA51224a061c86de7b668177e5bcde756d0212bf6bc206debd7d613d37e1f57e2fb3d9c87cb4d469b0907126d03f171e4aac65f988967237f8fb3fc4bdbb6699dd2c4
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Filesize
58KB
MD5ee5db68a4d6b6a7015ba2714543542eb
SHA1126590ed7bf005f2390d68eb55d7aa71c54a4b0f
SHA2565f2863f087cd452b0944c97c91f3cd5817689c7b96fb1b7062b54a85fa6a83cc
SHA512bc138ecb05cf9f9e992ace9f8cef5f6a1c5f02d09e0b19af444d4b992026ecc0f8c1d69df62416f44ded3973b6d6720062450fc7cb07d4e05bfc8cd3f78e4f53