909df004857e854a646328179d73a9738eec6b2eb559be3b0cd8d3c53b3dd29a | Triage

Analysis

max time kernel
120s
max time network
132s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
10/03/2024, 05:06

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General

Target

Dyn/BiDotKiller.dll
Size

53KB
MD5

74064d0514ef58f541c9ced3a4555ab3
SHA1

953930b3aa4eb2ae5cf05cf64b0017ae2a628dc6
SHA256

10ac50d145927b5db3eb82d9e05e52e0c6f3ce48fb1ad5a53a24b203db731ee9
SHA512

0b47cd4ef94b60a2421fb9f89d0e87c8ab6fe72ea0aa0944c95b9c43242b7e3ccbffd42963a2cd899ebfdda16963436293f481e6046d3273c020b60b42d63945
SSDEEP

768:I57ryz3hwTiwl+B0G4KWhmRvz6IkwIfiss2lPykn4LZck:IIhwTi0jhmR76IrIDlPykn4Wk

Score

1^/10

Malware Config

Signatures

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1960 wrote to memory of 2368	1960	rundll32.exe	28
PID 1960 wrote to memory of 2368	1960	rundll32.exe	28
PID 1960 wrote to memory of 2368	1960	rundll32.exe	28
PID 1960 wrote to memory of 2368	1960	rundll32.exe	28
PID 1960 wrote to memory of 2368	1960	rundll32.exe	28
PID 1960 wrote to memory of 2368	1960	rundll32.exe	28
PID 1960 wrote to memory of 2368	1960	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Dyn\BiDotKiller.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1960
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\Dyn\BiDotKiller.dll,#1
  2⤵
  PID:2368

Network

MITRE ATT&CK Matrix

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Downloads