45c944889a482ae2e0e0a8e260c3be737cb612c8804164badef61e8a8713b92f | Triage

Analysis

max time kernel
37s
max time network
42s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
13-09-2022 09:12

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General

Target

RasTls.dll
Size

3KB
MD5

d5915394a6916a00c426aa2827d97c0e
SHA1

50064d66c9b55b6f7d22051b81914d8366fe36c8
SHA256

6cd5079a69d9a68029e37f2680f44b7ba71c2b1eecf4894c2a8b293d5f768f10
SHA512

56aa607a5a1bf095b017fd23a1007795f4bdd3a5a5efe571f7c74b7a4e37fb88f3031c26b5189e9f67328222b3dda621a7379da5341bfa95e25605b703ea6373

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1704	1940	WerFault.exe	26

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1960 wrote to memory of 1940	1960	rundll32.exe	26
PID 1960 wrote to memory of 1940	1960	rundll32.exe	26
PID 1960 wrote to memory of 1940	1960	rundll32.exe	26
PID 1960 wrote to memory of 1940	1960	rundll32.exe	26
PID 1960 wrote to memory of 1940	1960	rundll32.exe	26
PID 1960 wrote to memory of 1940	1960	rundll32.exe	26
PID 1960 wrote to memory of 1940	1960	rundll32.exe	26
PID 1940 wrote to memory of 1704	1940	rundll32.exe	27
PID 1940 wrote to memory of 1704	1940	rundll32.exe	27
PID 1940 wrote to memory of 1704	1940	rundll32.exe	27
PID 1940 wrote to memory of 1704	1940	rundll32.exe	27

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\RasTls.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1960
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\RasTls.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1940
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1940 -s 292
    3⤵
    - Program crash
    PID:1704

Network

MITRE ATT&CK Matrix

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Downloads

memory/1940-55-0x0000000075451000-0x0000000075453000-memory.dmp

Filesize
8KB

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