Analysis
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max time kernel
117s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
04/04/2024, 17:38
Static task
static1
Behavioral task
behavioral1
Sample
be87d1bd96e0d13553a5da7041dcaea3_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
be87d1bd96e0d13553a5da7041dcaea3_JaffaCakes118.exe
Resource
win10v2004-20231215-en
General
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Target
be87d1bd96e0d13553a5da7041dcaea3_JaffaCakes118.exe
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Size
161KB
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MD5
be87d1bd96e0d13553a5da7041dcaea3
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SHA1
fbfabb65e4d2a8c7d8341dc7eea58f8b13834033
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SHA256
9e6d9aebaeaa9e1e73278d21c41123d9375dcc13ddac6cc1890565154286d200
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SHA512
8958c442fbd4ff1dcf6356d10bf1c811e092f681cbfc7e77ff46838d23717b0be7ef4eed075592cb43a338f8a12b4dd9167f40b25d59fc4cff133ecfcf968294
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SSDEEP
3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/e8T:o68i3odBiTl2+TCU/N
Malware Config
Signatures
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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" be87d1bd96e0d13553a5da7041dcaea3_JaffaCakes118.exe -
Drops file in Windows directory 13 IoCs
description ioc Process File created C:\Windows\SHARE_TEMP\Icon5.ico be87d1bd96e0d13553a5da7041dcaea3_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon3.ico be87d1bd96e0d13553a5da7041dcaea3_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon2.ico be87d1bd96e0d13553a5da7041dcaea3_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon7.ico be87d1bd96e0d13553a5da7041dcaea3_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon10.ico be87d1bd96e0d13553a5da7041dcaea3_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon14.ico be87d1bd96e0d13553a5da7041dcaea3_JaffaCakes118.exe File created C:\Windows\bugMAKER.bat be87d1bd96e0d13553a5da7041dcaea3_JaffaCakes118.exe File opened for modification C:\Windows\winhash_up.exez be87d1bd96e0d13553a5da7041dcaea3_JaffaCakes118.exe File created C:\Windows\winhash_up.exe be87d1bd96e0d13553a5da7041dcaea3_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon6.ico be87d1bd96e0d13553a5da7041dcaea3_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon12.ico be87d1bd96e0d13553a5da7041dcaea3_JaffaCakes118.exe File created C:\Windows\SHARE_TEMP\Icon13.ico be87d1bd96e0d13553a5da7041dcaea3_JaffaCakes118.exe File created C:\Windows\winhash_up.exez be87d1bd96e0d13553a5da7041dcaea3_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2940 wrote to memory of 2732 2940 be87d1bd96e0d13553a5da7041dcaea3_JaffaCakes118.exe 28 PID 2940 wrote to memory of 2732 2940 be87d1bd96e0d13553a5da7041dcaea3_JaffaCakes118.exe 28 PID 2940 wrote to memory of 2732 2940 be87d1bd96e0d13553a5da7041dcaea3_JaffaCakes118.exe 28 PID 2940 wrote to memory of 2732 2940 be87d1bd96e0d13553a5da7041dcaea3_JaffaCakes118.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\be87d1bd96e0d13553a5da7041dcaea3_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\be87d1bd96e0d13553a5da7041dcaea3_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2940 -
C:\Windows\SysWOW64\cmd.execmd /c C:\Windows\bugMAKER.bat2⤵PID:2732
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
90B
MD58eed65dea83c26e2af4cb22f330a1a9f
SHA11ffbf3e4ee5697814e9c535a8803385b63fe9e33
SHA256991868c043ccf82adedba5cccb602e6b41625d8abc9fd393fac2256c97c37a3c
SHA512d888b88b94129545a6497fc23f8bab9be6203dd265ea4de8a6374d28035605929376809330d0730747437a98789737adc96b731321b9d8e2d1bddeb56b25bd18