Analysis
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max time kernel
92s -
max time network
94s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
27-06-2024 11:24
Static task
static1
Behavioral task
behavioral1
Sample
15d23ac18b9f9aa9b81563ec8fb763c7_JaffaCakes118.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
15d23ac18b9f9aa9b81563ec8fb763c7_JaffaCakes118.exe
Resource
win10v2004-20240508-en
General
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Target
15d23ac18b9f9aa9b81563ec8fb763c7_JaffaCakes118.exe
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Size
168KB
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MD5
15d23ac18b9f9aa9b81563ec8fb763c7
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SHA1
11b949ad5f07f5c9f8ea53c66ad8edca2eaf4b85
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SHA256
7ec6a935ceb3f77da5aec56f5c6699a1cfa29af3629e9d570d702b45169eae71
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SHA512
742a65e381c772b07525b537007e1b9c94575052508c83810b0c58a0d7ffe19c009f191409d6c9788edac873bd6dda29842496ee353b996673aed34dfe99fbf0
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SSDEEP
3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/e8W:o68i3odBiTl2+TCU/c
Malware Config
Signatures
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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-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation cmd.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\Microsoft I Service = "C:\\Windows\\winhash_up.exe /REGstart" 15d23ac18b9f9aa9b81563ec8fb763c7_JaffaCakes118.exe -
Drops file in Windows directory 12 IoCs
description ioc Process File created C:\Windows\bugMAKER.bat 15d23ac18b9f9aa9b81563ec8fb763c7_JaffaCakes118.exe File created C:\Windows\winhash_up.exez 15d23ac18b9f9aa9b81563ec8fb763c7_JaffaCakes118.exe File opened for modification C:\Windows\winhash_up.exez 15d23ac18b9f9aa9b81563ec8fb763c7_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon2.ico 15d23ac18b9f9aa9b81563ec8fb763c7_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon7.ico 15d23ac18b9f9aa9b81563ec8fb763c7_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon10.ico 15d23ac18b9f9aa9b81563ec8fb763c7_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon14.ico 15d23ac18b9f9aa9b81563ec8fb763c7_JaffaCakes118.exe File created C:\Windows\winhash_up.exe 15d23ac18b9f9aa9b81563ec8fb763c7_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon3.ico 15d23ac18b9f9aa9b81563ec8fb763c7_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon5.ico 15d23ac18b9f9aa9b81563ec8fb763c7_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon6.ico 15d23ac18b9f9aa9b81563ec8fb763c7_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon12.ico 15d23ac18b9f9aa9b81563ec8fb763c7_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4632 cmd.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 432 wrote to memory of 4632 432 15d23ac18b9f9aa9b81563ec8fb763c7_JaffaCakes118.exe 81 PID 432 wrote to memory of 4632 432 15d23ac18b9f9aa9b81563ec8fb763c7_JaffaCakes118.exe 81 PID 432 wrote to memory of 4632 432 15d23ac18b9f9aa9b81563ec8fb763c7_JaffaCakes118.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\15d23ac18b9f9aa9b81563ec8fb763c7_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\15d23ac18b9f9aa9b81563ec8fb763c7_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:432 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c C:\Windows\bugMAKER.bat2⤵
- Checks computer location settings
- Suspicious use of SetWindowsHookEx
PID:4632
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
90B
MD576e44af2a8820bf3df3a9007237139a9
SHA1e0540cb6f23c80551b4693c07f5273c0491d6b1b
SHA256398562b5f0b455824c09de28690fe8d2190cb413728a19f062ed57d182f575e1
SHA51207a591898d783321615c104181f9a307540779335af9b71edd7dd6c35cb2609be2fdf574c8c6c026bf9ac7f79287426f3b610682b63658d17820998200a7a50e