5a06f1364a973467c4cb365f29020272cd1140d364359a8ef8059fecc4c1544e | Triage

Analysis

max time kernel
140s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
20-05-2024 22:44

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General

Target

$PLUGINSDIR/version.dll
Size

6KB
MD5

ebc5bb904cdac1c67ada3fa733229966
SHA1

3c6abfa0ddef7f3289f38326077a5041389b15d2
SHA256

3eba921ef649b71f98d9378dee8105b38d2464c9ccde37a694e4a0cd77d22a75
SHA512

fa71afcc166093fbd076a84f10d055f5a686618711d053ab60d8bd060e78cb2fdc15fa35f363822c9913413251c718d01ddd6432ab128816d98f9aabf5612c9f
SSDEEP

96:nPtMckE1e91BopVyXwUhn3f1I0vOKeoqO4d8QvS9:n1MMuOUhdI0c04yV9

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

Processes:

resource	yara_rule
behavioral12/memory/888-0-0x0000000000400000-0x000000000040C000-memory.dmp	upx
behavioral12/memory/888-1-0x0000000000400000-0x000000000040C000-memory.dmp	upx

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2284 888 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1156 wrote to memory of 888	1156	rundll32.exe	rundll32.exe
PID 1156 wrote to memory of 888	1156	rundll32.exe	rundll32.exe
PID 1156 wrote to memory of 888	1156	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\version.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1156

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\version.dll,#1
2⤵
PID:888

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 888 -s 600
3⤵
- Program crash
PID:2284

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 888 -ip 888
1⤵
PID:1240

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/888-0-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download
memory/888-1-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

Download