c06e7bb671e5e58fdfee727bf3aebad1d6ffc71bb5e9751461689bdc85e9340b | Triage

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
25-05-2024 10:23

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General

Target

vdn.dll
Size

40KB
MD5

df319ec683c68b6d0e0883cde7d6045c
SHA1

6b77dbeabf880fabe7061d933317a0969a19f674
SHA256

ae98385c8e993b1ef261a4cb2daa33c0195f8f1e190fae90913aa224063dfce1
SHA512

9f846dd387de55593affd0a879e6c23d852445d2084463eccec9a75a89fd5a09ac1c961be1cf5ff8eecc2c8e8cde611e9fcc3a58d10daed7da1811709418836d
SSDEEP

768:7u5HPFps8TE268df/CGpBB4H1ZPPwZoU9o:65Q8TN68F/Vp/4/nqoE

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2312	2928	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2984 wrote to memory of 2928	2984	rundll32.exe	28
PID 2984 wrote to memory of 2928	2984	rundll32.exe	28
PID 2984 wrote to memory of 2928	2984	rundll32.exe	28
PID 2984 wrote to memory of 2928	2984	rundll32.exe	28
PID 2984 wrote to memory of 2928	2984	rundll32.exe	28
PID 2984 wrote to memory of 2928	2984	rundll32.exe	28
PID 2984 wrote to memory of 2928	2984	rundll32.exe	28
PID 2928 wrote to memory of 2312	2928	rundll32.exe	29
PID 2928 wrote to memory of 2312	2928	rundll32.exe	29
PID 2928 wrote to memory of 2312	2928	rundll32.exe	29
PID 2928 wrote to memory of 2312	2928	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\vdn.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2984
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\vdn.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2928
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2928 -s 224
    3⤵
    - Program crash
    PID:2312

Network

MITRE ATT&CK Matrix

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