53b83d1e385bc4b7d678eb2eeb26a7877428137bfb6824bfba7531713f266e72 | Triage

Analysis

max time kernel
144s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
28-01-2024 00:19

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General

Target

$PLUGINSDIR/CoreAVC.2.0.0.0.dll
Size

265KB
MD5

a45cfb1f058297ae981f8afeef056b8d
SHA1

e454ed585a0f19d3119cef725958ea19c93cd7cf
SHA256

779768aa0bf2270422e1686547ae622238e7b7cf37ce212a1d75caf8628c1508
SHA512

efa87c97e4f76d5fbd73d2e0c5c580c719518d4e3e7e16efdb1355b659c9584956bc7df944f0d637f069f359a046fe65bfd178e4cbaf97fbb5921ebd29e09aa0
SSDEEP

6144:/+x+B++xX1f3uZINBKD5wlA9amB38sDFe9E23XbFDZ:Wi+A1fJ2wlhmKsg22nbNZ

Score

1^/10

Malware Config

Signatures

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1712 wrote to memory of 4392	1712	regsvr32.exe	88
PID 1712 wrote to memory of 4392	1712	regsvr32.exe	88
PID 1712 wrote to memory of 4392	1712	regsvr32.exe	88

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CoreAVC.2.0.0.0.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1712
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\CoreAVC.2.0.0.0.dll
  2⤵
  PID:4392

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/4392-0-0x0000000075620000-0x0000000075732000-memory.dmp

Filesize
1.1MB

Download
memory/4392-2-0x0000000000EA0000-0x0000000000EA2000-memory.dmp

Filesize
8KB

Download
memory/4392-1-0x0000000075620000-0x0000000075732000-memory.dmp

Filesize
1.1MB

Download
memory/4392-6-0x0000000000EC0000-0x0000000000EC1000-memory.dmp

Filesize
4KB

Download