Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
16/10/2024, 02:39
Static task
static1
Behavioral task
behavioral1
Sample
4b0fae714497cb3a60037e8f543d8ae9_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
4b0fae714497cb3a60037e8f543d8ae9_JaffaCakes118.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
wy.exe
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
wy.exe
Resource
win10v2004-20241007-en
General
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Target
4b0fae714497cb3a60037e8f543d8ae9_JaffaCakes118.exe
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Size
423KB
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MD5
4b0fae714497cb3a60037e8f543d8ae9
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SHA1
8e53ff1ec3abcfe5cff2fe45c5feeef24a4ec918
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SHA256
829e8c5cb3aa8455f983872bb992e2e92966b940745e597c10742258c10b4173
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SHA512
c75e9b46087bde983bd56dfa88d2d706e0d135b487e9689c9cf2a05df97067771b6d81cd920c879fd2f604f545f8d1fa0308fa83d00ed80099f1a55088ae4b5e
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SSDEEP
6144:csgZ0IeJo5wTNxC5yuQJjXOQbJJ7TN26lELeuWcr+KYJccBWRXTH:MZ0254rucLJnlYeirGBBWRb
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
pid Process 3236 wy.exe 3376 wy.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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Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 wy.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 3 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 4b0fae714497cb3a60037e8f543d8ae9_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wy.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language wy.exe -
Suspicious behavior: EnumeratesProcesses 22 IoCs
pid Process 3376 wy.exe 3376 wy.exe 3376 wy.exe 3376 wy.exe 3376 wy.exe 3376 wy.exe 3376 wy.exe 3376 wy.exe 3376 wy.exe 3376 wy.exe 3376 wy.exe 3376 wy.exe 3376 wy.exe 3376 wy.exe 3376 wy.exe 3376 wy.exe 3376 wy.exe 3376 wy.exe 3376 wy.exe 3376 wy.exe 3376 wy.exe 3376 wy.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3236 wy.exe 3236 wy.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3636 wrote to memory of 3236 3636 4b0fae714497cb3a60037e8f543d8ae9_JaffaCakes118.exe 84 PID 3636 wrote to memory of 3236 3636 4b0fae714497cb3a60037e8f543d8ae9_JaffaCakes118.exe 84 PID 3636 wrote to memory of 3236 3636 4b0fae714497cb3a60037e8f543d8ae9_JaffaCakes118.exe 84 PID 3636 wrote to memory of 3376 3636 4b0fae714497cb3a60037e8f543d8ae9_JaffaCakes118.exe 85 PID 3636 wrote to memory of 3376 3636 4b0fae714497cb3a60037e8f543d8ae9_JaffaCakes118.exe 85 PID 3636 wrote to memory of 3376 3636 4b0fae714497cb3a60037e8f543d8ae9_JaffaCakes118.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\4b0fae714497cb3a60037e8f543d8ae9_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\4b0fae714497cb3a60037e8f543d8ae9_JaffaCakes118.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3636 -
C:\ProgramData\37wan\wy\wy.exe"C:\ProgramData\37wan\wy\wy.exe" /autorun /setuprun2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:3236
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C:\ProgramData\37wan\wy\wy.exe"C:\ProgramData\37wan\wy\wy.exe" /setupsucc2⤵
- Executes dropped EXE
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:3376
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
444B
MD5b5fca1e229e9c2dc0925cc02a0aa21dd
SHA1d1f503e783aaddcb9838a3a073436d1e66e547ff
SHA25699c7d43f49d7439bb4ce604dfafbe5af180cb970fb9462e08b1b01faaea7c98e
SHA512d3133baa027bf2fbb48e74e80c19c7d5cb45c34a030286b3f320e141d3596d4ebad9e762614759d240fd9262be9a05520b0fc7195cc6e0254db1aa1fb1dd5f78
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Filesize
381B
MD5fe609059a9a3871184f86b1825599c19
SHA116e1a7b1381c9bd3aa78aa416db8d1429706e53c
SHA256517ae79c2ad9cdb10c82186be1166bde73d5872b9cb25e1eff21a677c64d8d5f
SHA51211a76fde21c90f110ecf22adb9243c2dd796cd6f789a2efd8bec2d7993d47b7f53474e25b19451cdf556c4e9436d0c299582d8e08ea78433c0ffc05a9f2d01d6
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Filesize
444B
MD595e5562252aa4837dcaf35879f8aaa3b
SHA10b5be2ec702acf16a340459a50fbd9b2e3f71ef8
SHA2561d66d299c0fc7d316942acb43a9226bfba4dc36bdb71d24ee626e2f3e6142d28
SHA5121b5774389df95e346b5ebc68532beb2238f5bbde1f4261467765bc75d62b73aa6d05b4f1b6aa793f0d8c18b057a0bf494bac3f505065c40b95c1047cf09b2c49
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Filesize
1.9MB
MD5b18c3fbda7f860cacd7009ca0b0a50c2
SHA12a5ee5d73b29dc2e072b25192acdf18931acc1c8
SHA2565850211530459f873ca0310c2221e113580ddc51bc2a211fd5d62d3c1f9834eb
SHA512c9bb7421c001d45f2362199b2ec6f6cd7f0a59a62ecbcd870212f32f2e2f9e21b95ccaef5ef085737bf94229f404c3e72146bfa49de69a2714593158658ef667