a1208a8780710bd402bce56f96b15d8d4b5dc9a2d7665428aa2eb206e4d48e33 | Triage

Analysis

max time kernel
1575s
max time network
1556s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
05-07-2022 04:59

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General

Target

a1208a8780710bd402bce56f96b15d8d4b5dc9a2d7665428aa2eb206e4d48e33.dll
Size

251KB
MD5

31268c12e5ca4a4a09aeebcddf7ded1d
SHA1

13cebb7adef1dc72d64d8707abfb7a87a686356c
SHA256

a1208a8780710bd402bce56f96b15d8d4b5dc9a2d7665428aa2eb206e4d48e33
SHA512

800768d0d9c1e81531b5d4da6eb3b94607c21863f102a6d04c6e8892fb2a00137e01538a73f0720570509336268b45d05de856184321f15cf3d72e8062ebd90f

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

Processes:

resource	yara_rule
behavioral2/memory/1580-131-0x0000000013150000-0x0000000013223000-memory.dmp	upx

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4636 1580 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3136 wrote to memory of 1580	3136	rundll32.exe	rundll32.exe
PID 3136 wrote to memory of 1580	3136	rundll32.exe	rundll32.exe
PID 3136 wrote to memory of 1580	3136	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a1208a8780710bd402bce56f96b15d8d4b5dc9a2d7665428aa2eb206e4d48e33.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3136

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a1208a8780710bd402bce56f96b15d8d4b5dc9a2d7665428aa2eb206e4d48e33.dll,#1
2⤵
PID:1580

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1580 -s 596
3⤵
- Program crash
PID:4636

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1580 -ip 1580
1⤵
PID:4932

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1580-130-0x0000000000000000-mapping.dmp

Download
memory/1580-131-0x0000000013150000-0x0000000013223000-memory.dmp

Filesize
844KB

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