Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    02-02-2024 16:06

General

  • Target

    89f2e626923b9fca12e544d8d955b617.exe

  • Size

    69KB

  • MD5

    89f2e626923b9fca12e544d8d955b617

  • SHA1

    ef1dc352ba18d0e428c0aca96cd10ef0f1767a55

  • SHA256

    5cb0ceae6defeec61d21753f19b534173952b0e2fd39c28f4fda86d5a782a71b

  • SHA512

    4ff271b82774cd602f3cd0957c0aa345cc2a36cf66acd2427dda90d2b6841064ee48bb3d7538f4ac02472d6690017bab1bf34b4d867bd2e451dd8160e38df219

  • SSDEEP

    1536:tGwVFdsU2yUwVXx/z3fK/Lt4lyVnegqJ0ZjmGhFueN3J3z:Uwt2sV3fKTtE3sjukJj

Malware Config

Extracted

Family

xtremerat

C2

hck-hck.no-ip.org

Signatures

  • Detect XtremeRAT payload 7 IoCs
  • XtremeRAT

    The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.

  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\89f2e626923b9fca12e544d8d955b617.exe
    "C:\Users\Admin\AppData\Local\Temp\89f2e626923b9fca12e544d8d955b617.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1984
    • C:\Users\Admin\AppData\Local\Temp\89f2e626923b9fca12e544d8d955b617.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2144
      • C:\Windows\SysWOW64\svchost.exe
        svchost.exe
        3⤵
          PID:2312
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          3⤵
            PID:2736

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1984-0-0x0000000000400000-0x000000000044F000-memory.dmp

        Filesize

        316KB

      • memory/1984-4-0x00000000002B0000-0x00000000002FF000-memory.dmp

        Filesize

        316KB

      • memory/1984-6-0x0000000000400000-0x000000000044F000-memory.dmp

        Filesize

        316KB

      • memory/2144-3-0x0000000010000000-0x000000001004A000-memory.dmp

        Filesize

        296KB

      • memory/2144-5-0x0000000010000000-0x000000001004A000-memory.dmp

        Filesize

        296KB

      • memory/2144-7-0x0000000010000000-0x000000001004A000-memory.dmp

        Filesize

        296KB

      • memory/2144-8-0x0000000010000000-0x000000001004A000-memory.dmp

        Filesize

        296KB

      • memory/2144-12-0x0000000010000000-0x000000001004A000-memory.dmp

        Filesize

        296KB

      • memory/2312-9-0x0000000010000000-0x000000001004A000-memory.dmp

        Filesize

        296KB

      • memory/2312-11-0x0000000010000000-0x000000001004A000-memory.dmp

        Filesize

        296KB

      • memory/2312-13-0x0000000010000000-0x000000001004A000-memory.dmp

        Filesize

        296KB