97a9006b85e59128c17b85a2e53395b125d4394ed325da83c990189bf8b7004c | Triage

Analysis

max time kernel
122s
max time network
130s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
01-07-2024 08:57

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General

Target

$PLUGINSDIR/chrmPref.dll
Size

160KB
MD5

e02590b95a6be07cea5c5f3daf66e775
SHA1

28b6350c43d3804f69faa5f48cab70e229dd182a
SHA256

a87ec5894c667c5eb22201172792027a525a375a9e6468aa4612ccf6875b1112
SHA512

30e3abdeb2fa3c2e1bdc94e1e2b9f7fa9c85ff3d10198166e99e66a92a0ae4d62871a621eab069b1dfe2a99a7a4d457a494d91c811f1bd93c51f120f5ff692b5
SSDEEP

3072:0DNlF2bX2rBTxNwIjCRMOwt+kG2Dkq150yurKNN535xzFHcu:0DNlF24BmXH2f50L4ji

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2136 2128 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2132 wrote to memory of 2128	2132	rundll32.exe	rundll32.exe
PID 2132 wrote to memory of 2128	2132	rundll32.exe	rundll32.exe
PID 2132 wrote to memory of 2128	2132	rundll32.exe	rundll32.exe
PID 2132 wrote to memory of 2128	2132	rundll32.exe	rundll32.exe
PID 2132 wrote to memory of 2128	2132	rundll32.exe	rundll32.exe
PID 2132 wrote to memory of 2128	2132	rundll32.exe	rundll32.exe
PID 2132 wrote to memory of 2128	2132	rundll32.exe	rundll32.exe
PID 2128 wrote to memory of 2136	2128	rundll32.exe	WerFault.exe
PID 2128 wrote to memory of 2136	2128	rundll32.exe	WerFault.exe
PID 2128 wrote to memory of 2136	2128	rundll32.exe	WerFault.exe
PID 2128 wrote to memory of 2136	2128	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\chrmPref.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2132

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\chrmPref.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:2128

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 228
3⤵
- Program crash
PID:2136

MITRE ATT&CK Matrix

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