Analysis

  • max time kernel
    150s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    28-01-2024 01:04

General

  • Target

    7bc0b174e48004a50e25ebda53a3cf37.exe

  • Size

    161KB

  • MD5

    7bc0b174e48004a50e25ebda53a3cf37

  • SHA1

    77e2bf1ebd2c00b813611f6dfb9d27543f47556e

  • SHA256

    a8f2f2e3c271f145e75770cbc67fedc52a34b96e80dc289cbe2c66ec6ffb176f

  • SHA512

    887f5af59b7f7bd350b3da759e4f484c224827b204561584e9870c012fbc25cbeb12e7a2a5dacf1541767e66eda922080d6a69ed1cda100a2339017524081453

  • SSDEEP

    3072:SdNy+xmahW4fRPHKPZjIk+jQ01aaQnn0KBzWnCn2gqQ1osyRuQ8:aQYRfCZjIkWQ01aRnn0KBUDqNKuQ8

Malware Config

Extracted

Family

xtremerat

C2

xsstrema.no-ip.org

Signatures

  • Detect XtremeRAT payload 5 IoCs
  • XtremeRAT

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

  • UPX packed file 7 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 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7bc0b174e48004a50e25ebda53a3cf37.exe
    "C:\Users\Admin\AppData\Local\Temp\7bc0b174e48004a50e25ebda53a3cf37.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2024
    • C:\Users\Admin\AppData\Local\Temp\7bc0b174e48004a50e25ebda53a3cf37.exe
      C:\Users\Admin\AppData\Local\Temp\7bc0b174e48004a50e25ebda53a3cf37.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1944
      • 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:2860

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1944-2-0x0000000010000000-0x000000001004D000-memory.dmp

        Filesize

        308KB

      • memory/1944-4-0x0000000010000000-0x000000001004D000-memory.dmp

        Filesize

        308KB

      • memory/1944-5-0x0000000010000000-0x000000001004D000-memory.dmp

        Filesize

        308KB

      • memory/1944-6-0x0000000010000000-0x000000001004D000-memory.dmp

        Filesize

        308KB

      • memory/1944-10-0x0000000010000000-0x000000001004D000-memory.dmp

        Filesize

        308KB

      • memory/2312-7-0x0000000010000000-0x000000001004D000-memory.dmp

        Filesize

        308KB

      • memory/2312-9-0x0000000010000000-0x000000001004D000-memory.dmp

        Filesize

        308KB

      • memory/2312-11-0x0000000010000000-0x000000001004D000-memory.dmp

        Filesize

        308KB