3b4fd27963299abc233c54a490f43448514eea440d432a671a7d890bb11a6248 | Triage

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
13/03/2024, 18:50

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General

Target

$PLUGINSDIR/InstallOptions.dll
Size

15KB
MD5

ece25721125d55aa26cdfe019c871476
SHA1

b87685ae482553823bf95e73e790de48dc0c11ba
SHA256

c7fef6457989d97fecc0616a69947927da9d8c493f7905dc8475c748f044f3cf
SHA512

4e384735d03c943f5eb3396bb3a9cb42c9d8a5479fe2871de5b8bc18db4bbd6e2c5f8fd71b6840512a7249e12a1c63e0e760417e4baa3dc30f51375588410480
SSDEEP

384:EXsC43tPegZ3eBaRwCPOYY7nNYXC06/Yosa:EXJTgZ3eBTCmrnNA5p

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4396	1780	WerFault.exe	89

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1640 wrote to memory of 1780	1640	rundll32.exe	89
PID 1640 wrote to memory of 1780	1640	rundll32.exe	89
PID 1640 wrote to memory of 1780	1640	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1640
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
  2⤵
  PID:1780
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1780 -s 636
    3⤵
    - Program crash
    PID:4396

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1780 -ip 1780
1⤵
PID:212

Network

MITRE ATT&CK Matrix

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