Analysis
- max time kernel
93s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system - submitted
25/01/2024, 17:26
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
7516c9810867a33c21e80acac0a9b2a1.exe
Resource
win7-20231215-en
3 signatures
150 seconds
General
- Target 7516c9810867a33c21e80acac0a9b2a1.exe
- Size 2.6MB
- Sample240125-vz22tabfb6
- SHA256 484349ea079bd611210283171441c46fe9461fb93f9ec7b7ce5757eb1892f0b3
- MD5 7516c9810867a33c21e80acac0a9b2a1
- SHA1 a23c21abab0afa3a1d0ae727f1666c303fd0b058
- SHA512 5ff730f07423bb201634cd6f8504682e3927b7861bc16a0aded3d956da4abf3bb0f062d1c0f52018fb998d139fb4a4b6c03c383958116f314662ac50ce905412
- SSDEEP 12288:R2kKjkC+2BJ+iEpb7Pzz/KlRZFHb+uRB7Q5Sdn:Ro/+x7PzzSlRZFHb+GRQ5Sd
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Disables Task Manager via registry modification
- Drops file in System32 directory 2 IoCs
description ioc Process File created C:\WINDOWS\SysWOW64\Skunk.exe 7516c9810867a33c21e80acac0a9b2a1.exe File opened for modification C:\WINDOWS\SysWOW64\Skunk.exe 7516c9810867a33c21e80acac0a9b2a1.exe - Program crash 1 IoCs
pid pid_target Process procid_target 1576 1316 WerFault.exe 85 - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1316 7516c9810867a33c21e80acac0a9b2a1.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\7516c9810867a33c21e80acac0a9b2a1.exe"C:\Users\Admin\AppData\Local\Temp\7516c9810867a33c21e80acac0a9b2a1.exe"1⤵
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
PID:1316 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1316 -s 9282⤵
- Program crash
PID:1576
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1316 -ip 13161⤵PID:3184
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\Skunk.exe
- Size 1.2MB
- SHA256 4b4982c7877dadf220ee02e7926b2ff01fbca50d436fa4e84aa3ce72e27bc0ca
- MD5 d0145b9237fda89681c25b5ee61b247f
- SHA1 d456f08ad6a75b1cfd62c95e4d641df6da4309d4
- SHA512 58fc34aec55e1f01e1c4085f62197b98aba06ae38fefd049d34a9efb8434add3d212d1af53c117a4b5627c7998b10d2303ee21114cdc8e25e2ba90535e9ba61f
- SSDEEP 6144:e7k1QkbOjkC+2xc0DTvCG76idBMKsbU4qQugMcXcFIkIOw2Q1s/8roMYOtQeA8cO:R2kKjkC+2BJ+iEpb7Pzz/KlRZFHbe
- MD5 SHA1 SHA512 SSDEEP