Analysis
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max time kernel
122s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
10-08-2024 19:02
Static task
static1
Behavioral task
behavioral1
Sample
halfguideon.dll
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
halfguideon.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
halfguideonuninst.exe
Resource
win7-20240708-en
Behavioral task
behavioral4
Sample
halfguideonuninst.exe
Resource
win10v2004-20240802-en
General
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Target
halfguideonuninst.exe
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Size
566KB
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MD5
fe594afa30038e850fad4fb35cad812c
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SHA1
ec42bd7ecaa4f2e8ad5807a5c1857e50141b9d4b
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SHA256
870c3fcdaeca37a01eba1f2407b1039988834844d5336af01ca1b721987e509f
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SHA512
518f81a09371e0e1bfa94c4a81c41d2eb13b39de94e930d8c924eb565544c71eddf166afe805c74d7b450e59b4ba99f7025ba0897113273a3b1160ad68426bd6
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SSDEEP
12288:JqSeOTosGnY/5lwLKwIDjeVyzMmLDJxWvu/T:JdNGnY/5KAOV9mLFxWvu
Malware Config
Signatures
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Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files (x86)\$$89.bat halfguideonuninst.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 halfguideonuninst.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2172 wrote to memory of 980 2172 halfguideonuninst.exe 30 PID 2172 wrote to memory of 980 2172 halfguideonuninst.exe 30 PID 2172 wrote to memory of 980 2172 halfguideonuninst.exe 30 PID 2172 wrote to memory of 980 2172 halfguideonuninst.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\halfguideonuninst.exe"C:\Users\Admin\AppData\Local\Temp\halfguideonuninst.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2172 -
C:\Windows\SysWOW64\cmd.execmd /c ""C:\Program Files (x86)\$$89.bat""2⤵
- System Location Discovery: System Language Discovery
PID:980
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
148B
MD53a61c51a404d7dab80e682b1c4ad2077
SHA12a584131a38a18fb535330cf00899af0ed7c0617
SHA2567f2ba63d06ca5d663d56fd2ef555204301f0ed30fe8bdb9df331fd40aa880ef8
SHA5128d8d90312db2f330768eb4afd97f176ead936d854cb8daa456f7002b22fcddfc0b1874b201c6cc96aeaea89091ebed5d6d5f8cd9e485e45ead1529d72bf6b12f