1692f1f2731ae07f6097284e0879de96b03341b4ef305a48890afebf58cb80bf | Triage

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
18/04/2024, 09:53

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General

Target

$PLUGINSDIR/bmibiev.dll
Size

158KB
MD5

778bd4e89da3d596b82a55ae1f9e36b3
SHA1

c4671f37841d8ff8f54c18e62662815b8a1c1dc4
SHA256

1a0dd64ff176e5fe665c30902ca85e952ecb9191e0e37f20636b50ac12325c07
SHA512

40d8cedb4230d0a7e6eb81ae872f90d1208ddb8836697e3a93e9a0d2d16462ff8870282814d4442d72c1ad04a9647bf840ffadfc9772312edfb1203ff0538a3b
SSDEEP

3072:GIiaa/t1XN2iM/rCasc+jepsyfYAt0425:Xut/GCa3ltW5

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
740	4980	WerFault.exe	86

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4252 wrote to memory of 4980	4252	rundll32.exe	86
PID 4252 wrote to memory of 4980	4252	rundll32.exe	86
PID 4252 wrote to memory of 4980	4252	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\bmibiev.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4252
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\bmibiev.dll,#1
  2⤵
  PID:4980
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4980 -s 600
    3⤵
    - Program crash
    PID:740

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4980 -ip 4980
1⤵
PID:1468

Network

MITRE ATT&CK Matrix

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