1379fd67588484b8817a50e5fdfb37ced156e44b3a4f0fdd466409e481733ef5 | Triage

Analysis

max time kernel
190s
max time network
203s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 22:40

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General

Target

ʹ֮/test.dll
Size

804KB
MD5

c578b6820bda5689940560147c6e5ffc
SHA1

922e50d89c9c44bdc205ef17aa57212b64e58852
SHA256

3b6ddc32b800a18b21a819e842cbfdd57cb065fd92cc69545e0ef29b97cfd389
SHA512

9f2a1bb5788ad245242d12968bbf198af2694a87c6e2342f14672e8c14e8489dd3319434592fc9b20f620557d0fa58482903d19c7f5ba32456a1e4076dc1bb85
SSDEEP

24576:3rhlxaCsVb6KoTpZCFg6DTk1F2RjkjCQG:VWCsVb6KUpZ+hDg1F2d6

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
behavioral12/memory/3948-133-0x0000000010000000-0x0000000010176000-memory.dmp	upx

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

regsvr32.exe

description	pid	process	target process
PID 4204 wrote to memory of 3948	4204	regsvr32.exe	regsvr32.exe
PID 4204 wrote to memory of 3948	4204	regsvr32.exe	regsvr32.exe
PID 4204 wrote to memory of 3948	4204	regsvr32.exe	regsvr32.exe

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\ʹ֮\test.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:4204
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\ʹ֮\test.dll
  2⤵
  PID:3948

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/3948-132-0x0000000000000000-mapping.dmp

Download
memory/3948-133-0x0000000010000000-0x0000000010176000-memory.dmp

Filesize
1.5MB

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