Analysis

  • max time kernel
    6s
  • max time network
    9s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    14-01-2024 14:28

Errors

Reason
Machine shutdown

General

  • Target

    5b797902a4913eaad0823b4dd6fa00dc.exe

  • Size

    85KB

  • MD5

    5b797902a4913eaad0823b4dd6fa00dc

  • SHA1

    708a35a56ec6016483fae03e01a037d5eea4860c

  • SHA256

    0d01615bbf5aa5f8c41b54fa1dfe8a68d62f5406ebf9f3089241c0de7a1cc46c

  • SHA512

    65dd609058c88b315be152a0242c2b841084e6b0e405299807b26b4922ee6633d9c96038a2d24c5d4bbac72975f96096545d1bd1dbc9c41c9fdd48c80af18bad

  • SSDEEP

    1536:X2KMyXugR92nkWMvkj4jP2TlEdEHxrcHrZSOx442BMMuYU6QKWAYS:zRXHFPvkciQfLDgXhYS

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5b797902a4913eaad0823b4dd6fa00dc.exe
    "C:\Users\Admin\AppData\Local\Temp\5b797902a4913eaad0823b4dd6fa00dc.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3020
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c REG ADD HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v 902017358 /t REG_SZ /d "%userprofile%\902017358.exe" /f
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2172
      • C:\Windows\SysWOW64\reg.exe
        REG ADD HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v 902017358 /t REG_SZ /d "C:\Users\Admin\902017358.exe" /f
        3⤵
        • Adds Run key to start application
        PID:3036
    • C:\Windows\SysWOW64\shutdown.exe
      "C:\Windows\System32\shutdown.exe" /r /f /t 3
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1324
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\5B7979~1.EXE > nul
      2⤵
      • Deletes itself
      PID:2376
  • C:\Windows\system32\LogonUI.exe
    "LogonUI.exe" /flags:0x0
    1⤵
      PID:2880
    • C:\Windows\system32\LogonUI.exe
      "LogonUI.exe" /flags:0x1
      1⤵
        PID:2728

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2728-6-0x0000000002B30000-0x0000000002B31000-memory.dmp

        Filesize

        4KB

      • memory/2880-5-0x0000000002E10000-0x0000000002E11000-memory.dmp

        Filesize

        4KB

      • memory/3020-2-0x0000000000240000-0x0000000000247000-memory.dmp

        Filesize

        28KB

      • memory/3020-0-0x0000000000230000-0x000000000023E000-memory.dmp

        Filesize

        56KB

      • memory/3020-3-0x00000000013C0000-0x00000000013E3000-memory.dmp

        Filesize

        140KB