Analysis
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max time kernel
151s -
max time network
160s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
12-10-2023 01:16
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20230831-en
windows7-x64
4 signatures
150 seconds
General
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Target
file.exe
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Size
364KB
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MD5
10145e84c5872f8dd2576296266abb98
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SHA1
3ccc002228a7fd2032922c65073f06b93a77fd60
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SHA256
f648e7461ffce908e516ff0aa05432a3ecbd0f7d38097f86cafbca18dd34c276
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SHA512
ccb65287c4547e8f86cc6057391b2c558a42207469bdb20716590786a0439a2fe6ad51bcb49e2f10348cfb97a3eada9af950b3471862e3f254b8025bddf29027
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SSDEEP
6144:gr46fuYXChoQTjlFgLuCY1dRuAO84uGckTJGiiN/MP1K6w8y0:g0YzXChdTbv1buBuGcKsiipL6w8y
Malware Config
Extracted
Family
mystic
C2
http://5.42.92.211/loghub/master
Signatures
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 220 set thread context of 5108 220 file.exe 86 -
Program crash 1 IoCs
pid pid_target Process procid_target 2164 220 WerFault.exe 25 -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 220 wrote to memory of 5108 220 file.exe 86 PID 220 wrote to memory of 5108 220 file.exe 86 PID 220 wrote to memory of 5108 220 file.exe 86 PID 220 wrote to memory of 5108 220 file.exe 86 PID 220 wrote to memory of 5108 220 file.exe 86 PID 220 wrote to memory of 5108 220 file.exe 86 PID 220 wrote to memory of 5108 220 file.exe 86 PID 220 wrote to memory of 5108 220 file.exe 86 PID 220 wrote to memory of 5108 220 file.exe 86 PID 220 wrote to memory of 5108 220 file.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:220 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"2⤵PID:5108
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 220 -s 2602⤵
- Program crash
PID:2164
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 220 -ip 2201⤵PID:4852