8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8 | Triage

Analysis

max time kernel
7s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
03/11/2022, 15:26

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General

Target

System.dll
Size

12KB
MD5

cff85c549d536f651d4fb8387f1976f2
SHA1

d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e
SHA256

8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8
SHA512

531d6328daf3b86d85556016d299798fa06fefc81604185108a342d000e203094c8c12226a12bd6e1f89b0db501fb66f827b610d460b933bd4ab936ac2fd8a88
SSDEEP

192:Zjvco0qWTlt70m5Aj/lQ0sEWD/wtYbBHFNaDybC7y+XBz0QPi:FHQlt70mij/lQRv/9VMjzr

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1860	1720	WerFault.exe	26

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1712 wrote to memory of 1720	1712	rundll32.exe	26
PID 1712 wrote to memory of 1720	1712	rundll32.exe	26
PID 1712 wrote to memory of 1720	1712	rundll32.exe	26
PID 1712 wrote to memory of 1720	1712	rundll32.exe	26
PID 1712 wrote to memory of 1720	1712	rundll32.exe	26
PID 1712 wrote to memory of 1720	1712	rundll32.exe	26
PID 1712 wrote to memory of 1720	1712	rundll32.exe	26
PID 1720 wrote to memory of 1860	1720	rundll32.exe	27
PID 1720 wrote to memory of 1860	1720	rundll32.exe	27
PID 1720 wrote to memory of 1860	1720	rundll32.exe	27
PID 1720 wrote to memory of 1860	1720	rundll32.exe	27

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1712
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\System.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1720
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1720 -s 224
    3⤵
    - Program crash
    PID:1860

Network

MITRE ATT&CK Matrix

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Downloads

memory/1720-55-0x00000000762B1000-0x00000000762B3000-memory.dmp

Filesize
8KB

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