e9c44ee143e040c1f1b22a9e9035546c987aafe80a8adab33c8df5d31b18eeb7 | Triage

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
20/04/2024, 18:22

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General

Target

austr.dll
Size

64KB
MD5

0a96acb043f1c72e088a46358bb1b5a3
SHA1

7e9ad83fc5a671695bd0e987f8bf7891d2f5c6a4
SHA256

f202ffbdeba3ab9fa6c2352f30d83c3512d05c40541d93575901d04bee873bc1
SHA512

500d638f4a45c596cb305b20c464a0d1cf47716861be4b2c8a1c8e13cc4536dab33c4cbe32984c9616997eaf365f2262d3ed859e6e7df046e4070fdd1af9d108
SSDEEP

768:yC9DT/rjI53WhBkTOabfTQUo5ZZJiKruycI85FpHtmNo8flfk:l9X/XJBkTOqfTQUiBASo4k

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2104	2076	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2756 wrote to memory of 2076	2756	rundll32.exe	28
PID 2756 wrote to memory of 2076	2756	rundll32.exe	28
PID 2756 wrote to memory of 2076	2756	rundll32.exe	28
PID 2756 wrote to memory of 2076	2756	rundll32.exe	28
PID 2756 wrote to memory of 2076	2756	rundll32.exe	28
PID 2756 wrote to memory of 2076	2756	rundll32.exe	28
PID 2756 wrote to memory of 2076	2756	rundll32.exe	28
PID 2076 wrote to memory of 2104	2076	rundll32.exe	29
PID 2076 wrote to memory of 2104	2076	rundll32.exe	29
PID 2076 wrote to memory of 2104	2076	rundll32.exe	29
PID 2076 wrote to memory of 2104	2076	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\austr.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2756
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\austr.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2076
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2076 -s 248
    3⤵
    - Program crash
    PID:2104

Network

MITRE ATT&CK Matrix

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