Analysis

  • max time kernel
    95s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-02-2024 18:02

General

  • Target

    af1f8e0fdbf5e04bc0480aefc117dd8c.exe

  • Size

    724KB

  • MD5

    af1f8e0fdbf5e04bc0480aefc117dd8c

  • SHA1

    d5eaf066341be143cadf098ead2a1592a3c33813

  • SHA256

    15dafaf753155c4cff9e3b038ca0bc582d79e1852a01007fc2a2968ee4371fac

  • SHA512

    61736c38a85efd58cc2926deab3a5f34ed3ed410a4b0fe8f68e169b5adc1fdb7619aca5105b7bfe348c5e6fa643dbcee370cc9a240ee2589eb071bdbcf8be5f8

  • SSDEEP

    3072:ZIutLa9HJZCKxtKnFpSRSd1tAvPOaDgWYdx920HyL2vePlKRqiRneQwEbenDuee3:asheQqld6

Malware Config

Extracted

Family

xtremerat

C2

mmm1212.no-ip.biz

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.

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

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

  • Program crash 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\af1f8e0fdbf5e04bc0480aefc117dd8c.exe
    "C:\Users\Admin\AppData\Local\Temp\af1f8e0fdbf5e04bc0480aefc117dd8c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2428
    • C:\Users\Admin\AppData\Local\Temp\af1f8e0fdbf5e04bc0480aefc117dd8c.exe
      C:\Users\Admin\AppData\Local\Temp\af1f8e0fdbf5e04bc0480aefc117dd8c.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4644
      • C:\Windows\SysWOW64\svchost.exe
        svchost.exe
        3⤵
          PID:1408
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1408 -s 488
            4⤵
            • Program crash
            PID:2948
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1408 -s 496
            4⤵
            • Program crash
            PID:2392
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
          3⤵
            PID:4396
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1408 -ip 1408
        1⤵
          PID:1828
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 1408 -ip 1408
          1⤵
            PID:2708

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1408-9-0x0000000010000000-0x000000001004A000-memory.dmp

            Filesize

            296KB

          • memory/1408-11-0x0000000010000000-0x000000001004A000-memory.dmp

            Filesize

            296KB

          • memory/2428-0-0x0000000000400000-0x00000000004B5000-memory.dmp

            Filesize

            724KB

          • memory/2428-1-0x0000000000400000-0x00000000004B5000-memory.dmp

            Filesize

            724KB

          • memory/2428-7-0x0000000000400000-0x00000000004B5000-memory.dmp

            Filesize

            724KB

          • memory/4644-4-0x0000000010000000-0x000000001004A000-memory.dmp

            Filesize

            296KB

          • memory/4644-5-0x0000000010000000-0x000000001004A000-memory.dmp

            Filesize

            296KB

          • memory/4644-6-0x0000000010000000-0x000000001004A000-memory.dmp

            Filesize

            296KB

          • memory/4644-8-0x0000000010000000-0x000000001004A000-memory.dmp

            Filesize

            296KB

          • memory/4644-10-0x0000000010000000-0x000000001004A000-memory.dmp

            Filesize

            296KB