Resubmissions

24/11/2022, 16:54

221124-veljbsbe3s10

15/10/2022, 22:19

221015-18ynmsgeb97

Analysis

  • max time kernel
    41s
  • max time network
    44s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    15/10/2022, 22:19

General

  • Target
    186f94743c27032ff7401153a52116b4bbbf87c958dd0e2da1c0c111671c0563.exe
  • Size 158KB
  • Sample221015-18ynmsgeb9
  • SHA256 186f94743c27032ff7401153a52116b4bbbf87c958dd0e2da1c0c111671c0563
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\186f94743c27032ff7401153a52116b4bbbf87c958dd0e2da1c0c111671c0563.exe
    "C:\Users\Admin\AppData\Local\Temp\186f94743c27032ff7401153a52116b4bbbf87c958dd0e2da1c0c111671c0563.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1044
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C timeout 5 & del "C:\Users\Admin\AppData\Local\Temp\186f94743c27032ff7401153a52116b4bbbf87c958dd0e2da1c0c111671c0563.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1372
      • C:\Windows\SysWOW64\timeout.exe
        timeout 5
        3⤵
        • Delays execution with timeout.exe
        PID:1840

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1044-54-0x0000000075071000-0x0000000075073000-memory.dmp

        memory/1044-57-0x0000000073F70000-0x000000007451B000-memory.dmp