2c79bad3b5eaaee69ef3cf26335faae93945cfa5efa2a1bd27b6b8f6f69fedce | Triage

Analysis

max time kernel
143s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
23/07/2024, 10:21

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General

Target

msvcp71.dll
Size

488KB
MD5

561fa2abb31dfa8fab762145f81667c2
SHA1

c8ccb04eedac821a13fae314a2435192860c72b8
SHA256

df96156f6a548fd6fe5672918de5ae4509d3c810a57bffd2a91de45a3ed5b23b
SHA512

7d960aa8e3cce22d63a6723d7f00c195de7de83b877eca126e339e2d8cc9859e813e05c5c0a5671a75bb717243e9295fd13e5e17d8c6660eb59f5baee63a7c43
SSDEEP

12288:fJzxYPVsBnxO/R7krZhUgiW6QR7t5k3Ooc8iHkC2eq:fZxvBnxOJ7ki3Ooc8iHkC2e

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2064	3420	WerFault.exe	84

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2480 wrote to memory of 3420	2480	rundll32.exe	84
PID 2480 wrote to memory of 3420	2480	rundll32.exe	84
PID 2480 wrote to memory of 3420	2480	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\msvcp71.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2480
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\msvcp71.dll,#1
  2⤵
  PID:3420
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3420 -s 604
    3⤵
    - Program crash
    PID:2064

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3420 -ip 3420
1⤵
PID:2244

Network

MITRE ATT&CK Matrix

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