e7b145abc7c519e6bd91dc06b7b83d1e73735ac1ac37d30a7889840a6eed38fc | Triage

Analysis

max time kernel
45s
max time network
48s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
25/10/2022, 17:29

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General

Target

nsExec.dll
Size

6KB
MD5

50ba20cad29399e2db9fa75a1324bd1d
SHA1

3850634bb15a112623222972ef554c8d1eca16f4
SHA256

e7b145abc7c519e6bd91dc06b7b83d1e73735ac1ac37d30a7889840a6eed38fc
SHA512

893e053fcb0a2d3742e2b13b869941a3a485b2bda3a92567f84190cb1be170b67d20cc71c6a2cb92f4202140c8afd9c40a358496947d709e0c4b68d43a368754
SSDEEP

96:17GUxNkO6GR0t9GKKr1Zd8NHYVVHp4dEeY3kRnHdMqqyVgNT3e:5XhHR0aTQN4gRHdMqJVgNa

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
968	916	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1848 wrote to memory of 916	1848	rundll32.exe	28
PID 1848 wrote to memory of 916	1848	rundll32.exe	28
PID 1848 wrote to memory of 916	1848	rundll32.exe	28
PID 1848 wrote to memory of 916	1848	rundll32.exe	28
PID 1848 wrote to memory of 916	1848	rundll32.exe	28
PID 1848 wrote to memory of 916	1848	rundll32.exe	28
PID 1848 wrote to memory of 916	1848	rundll32.exe	28
PID 916 wrote to memory of 968	916	rundll32.exe	29
PID 916 wrote to memory of 968	916	rundll32.exe	29
PID 916 wrote to memory of 968	916	rundll32.exe	29
PID 916 wrote to memory of 968	916	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\nsExec.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1848
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\nsExec.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:916
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 916 -s 224
    3⤵
    - Program crash
    PID:968

Network

MITRE ATT&CK Matrix

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Downloads

memory/916-55-0x0000000076091000-0x0000000076093000-memory.dmp

Filesize
8KB

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