acb05d000851fe8d9f0dbbc126d534c564b46ce948c9c15c69049a14d2432f4a | Triage

Analysis

max time kernel
122s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
17/05/2024, 16:53

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General

Target

HelperMain.dll
Size

4.0MB
MD5

f388e58381af9f360e8b97c0ea1ea68b
SHA1

3d9a650ad1ce9afd7fcfa0721dafe4bc8aaa006d
SHA256

4c3261591030705a6979bf0153c746bed8c3359793a7be819a35458d227fb6f0
SHA512

56d7a6cdd0413d7b023b8f9308556543c523d668a6abbcbaac04a2d40e1d70544bcac82ea5f05b39b0a5e4d294b926ede245c5ec6d19df6472427394d7a3e8db
SSDEEP

49152:0AhKyPMN/QbYrYDEqoZxvYmjbSDhsriFJ9WGW5/lc3ToyPe/bA0r:0GKyPEFrYDE5vYGSWrij9WV5/Cw

Score

1^/10

Malware Config

Signatures

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2412	rundll32.exe
2412	rundll32.exe
2412	rundll32.exe
2412	rundll32.exe
2412	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2412	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1948 wrote to memory of 2412	1948	rundll32.exe	28
PID 1948 wrote to memory of 2412	1948	rundll32.exe	28
PID 1948 wrote to memory of 2412	1948	rundll32.exe	28
PID 1948 wrote to memory of 2412	1948	rundll32.exe	28
PID 1948 wrote to memory of 2412	1948	rundll32.exe	28
PID 1948 wrote to memory of 2412	1948	rundll32.exe	28
PID 1948 wrote to memory of 2412	1948	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\HelperMain.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1948
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\HelperMain.dll,#1
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2412

Network

MITRE ATT&CK Matrix

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Downloads