b9a859377b83e2a0cb734ed8898905dd4cf855e4d38e1b917d1542212d93835a

Analysis

max time kernel
0s
max time network
122s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
08/01/2024, 20:13

Target

4c5b37b5872500caaa1034d761f99d06.dll
Size

526KB
MD5

4c5b37b5872500caaa1034d761f99d06
SHA1

b3f85353c60e476b87b06b9d9637a749798deb3b
SHA256

b9a859377b83e2a0cb734ed8898905dd4cf855e4d38e1b917d1542212d93835a
SHA512

9667842ddb110f4070fbad772d42b9604e9ec7b457860c5bfbc4192a925417f432897f01c21915ccc7873690f7e0c53b5f15b863ca82aaa0c7ebf437b7544100
SSDEEP

384:niNjtU2O/V/Z/bSzkBUNW5D11vcW7FAAB5ymzvbMkZi/Zm7:niKb2ABUNWyW7FAAB5yWvbMkQA

Score

5^/10

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\verclsid.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1688 wrote to memory of 1752	1688	rundll32.exe	18
PID 1688 wrote to memory of 1752	1688	rundll32.exe	18
PID 1688 wrote to memory of 1752	1688	rundll32.exe	18
PID 1688 wrote to memory of 1752	1688	rundll32.exe	18
PID 1688 wrote to memory of 1752	1688	rundll32.exe	18
PID 1688 wrote to memory of 1752	1688	rundll32.exe	18
PID 1688 wrote to memory of 1752	1688	rundll32.exe	18
PID 1752 wrote to memory of 2284	1752	rundll32.exe	16
PID 1752 wrote to memory of 2284	1752	rundll32.exe	16
PID 1752 wrote to memory of 2284	1752	rundll32.exe	16
PID 1752 wrote to memory of 2284	1752	rundll32.exe	16

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4c5b37b5872500caaa1034d761f99d06.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1688
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4c5b37b5872500caaa1034d761f99d06.dll,#1
  2⤵
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:1752

C:\Windows\SysWOW64\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\~DFD259393735.bat
1⤵
PID:2284

C:\Users\Admin\AppData\Local\Temp\~DFD259393735.bat

Filesize
121B

MD5
09517fc62284f33e877a276463580bd1

SHA1
0b14fe1db4493818f9de0bf2a56ee5370b8d479a

SHA256
6cc6bbb1f3f754b6894d84130f5f2d86569ac3a603e1632d3cefa028f22b6238

SHA512
1b924dd216d0f38199cc6df215e65ff260aa48fa37aa620dabcbc616f434643bd1f2e617d66b14bd52900214148741565128ba9589782ba582fd7308369f4a4d

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