bd2faa8a9ca4d85a7330872c8b071ddca95d0e199d33bfffb1464caa0f34bb3b | Triage

Analysis

max time kernel
28s
max time network
34s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
15/03/2023, 19:24

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General

Target

msvcp100.dll
Size

411KB
MD5

e3c817f7fe44cc870ecdbcbc3ea36132
SHA1

2ada702a0c143a7ae39b7de16a4b5cc994d2548b
SHA256

d769fafa2b3232de9fa7153212ba287f68e745257f1c00fafb511e7a02de7adf
SHA512

4fcf3fcdd27c97a714e173aa221f53df6c152636d77dea49e256a9788f2d3f2c2d7315dd0b4d72ecefc553082f9149b8580779abb39891a88907f16ec9e13cbe
SSDEEP

12288:zNb8zxr1aWPaHX7dGP57rhUgiW6QR7t5qv3Ooc8UHkC2ejGH:zNb8Fpa6aHX7dGP5Kv3Ooc8UHkC2eKH

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1672	1628	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1768 wrote to memory of 1628	1768	rundll32.exe	28
PID 1768 wrote to memory of 1628	1768	rundll32.exe	28
PID 1768 wrote to memory of 1628	1768	rundll32.exe	28
PID 1768 wrote to memory of 1628	1768	rundll32.exe	28
PID 1768 wrote to memory of 1628	1768	rundll32.exe	28
PID 1768 wrote to memory of 1628	1768	rundll32.exe	28
PID 1768 wrote to memory of 1628	1768	rundll32.exe	28
PID 1628 wrote to memory of 1672	1628	rundll32.exe	29
PID 1628 wrote to memory of 1672	1628	rundll32.exe	29
PID 1628 wrote to memory of 1672	1628	rundll32.exe	29
PID 1628 wrote to memory of 1672	1628	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\msvcp100.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1768
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\msvcp100.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1628
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1628 -s 224
    3⤵
    - Program crash
    PID:1672

Network

MITRE ATT&CK Matrix

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