ee2994270b42614eb65db99369dbe610a5ddaba06322b56c15280d1d5ec76019 | Triage

Analysis

max time kernel
67s
max time network
52s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
29-04-2024 02:07

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General

Target

$TEMPfolder/ortmp/nss3.dll
Size

834KB
MD5

9721a913f9a997a62c532d72ed3e7b8d
SHA1

2e1f33ec48938eab775f6775e4de93150b39b46d
SHA256

4515d073983b96bd48d2601fb22646d72aa56aec163cb172e6d06dd55b8a9e80
SHA512

7363b2192a3b0b5f946c14983b197315632907790871dd795b2d995d8cf924d9d3ad7af2c3b465b70f5bb110ba8aaef1412d2cc33bedaeca8c64e2a523678ad7
SSDEEP

24576:Oc/6FaZIbEOQsrzvV6ZhS69nggn67iPQzggwadmMHzbuoO66HgMFzS8d4:/WwUvILzS8

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4028	1500	WerFault.exe	83

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2060 wrote to memory of 1500	2060	rundll32.exe	83
PID 2060 wrote to memory of 1500	2060	rundll32.exe	83
PID 2060 wrote to memory of 1500	2060	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMPfolder\ortmp\nss3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2060
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$TEMPfolder\ortmp\nss3.dll,#1
  2⤵
  PID:1500
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1500 -s 644
    3⤵
    - Program crash
    PID:4028

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1500 -ip 1500
1⤵
PID:3596

Network

MITRE ATT&CK Matrix

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