Analysis

  • max time kernel
    123s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-01-2024 10:59

General

  • Target

    7a0e2cea3f47bd9479b37bc0a4b89969.exe

  • Size

    112KB

  • MD5

    7a0e2cea3f47bd9479b37bc0a4b89969

  • SHA1

    85259147af9a72f40933c5e4c98b902e1b145d1d

  • SHA256

    44e782b54cae0368d435966bc0289c44e37b6fae17022bbb0eef32350fd98f1a

  • SHA512

    b8c76057cda66573779133648498aeebe76cbc3df30085b63beeff8a4cf670cef273113ca883dde9fb04e7f009eb6ade692a9046d6f52d8293823ad083f2c18c

  • SSDEEP

    1536:0jrHi6anpAaoj9HDekSx9hFbP8xjEN14Ur9vMbAF9EHQSFj:grHi7npAaojNusEN14+k8FSH/

Malware Config

Extracted

Family

xtremerat

C2

whatever123.sytes.net

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).

  • Program crash 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7a0e2cea3f47bd9479b37bc0a4b89969.exe
    "C:\Users\Admin\AppData\Local\Temp\7a0e2cea3f47bd9479b37bc0a4b89969.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:764
    • C:\Users\Admin\AppData\Local\Temp\7a0e2cea3f47bd9479b37bc0a4b89969.EXE
      "C:\Users\Admin\AppData\Local\Temp\7a0e2cea3f47bd9479b37bc0a4b89969.EXE"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:816
      • C:\Windows\SysWOW64\svchost.exe
        svchost.exe
        3⤵
          PID:3864
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3864 -s 480
            4⤵
            • Program crash
            PID:1908
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3864 -s 488
            4⤵
            • Program crash
            PID:3092
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
          3⤵
            PID:3568
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3864 -ip 3864
        1⤵
          PID:1336
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 3864 -ip 3864
          1⤵
            PID:2888

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/816-2-0x0000000010000000-0x000000001004D000-memory.dmp

            Filesize

            308KB

          • memory/816-4-0x0000000010000000-0x000000001004D000-memory.dmp

            Filesize

            308KB

          • memory/816-6-0x0000000010000000-0x000000001004D000-memory.dmp

            Filesize

            308KB

          • memory/816-5-0x0000000010000000-0x000000001004D000-memory.dmp

            Filesize

            308KB

          • memory/816-8-0x0000000010000000-0x000000001004D000-memory.dmp

            Filesize

            308KB

          • memory/3864-7-0x0000000010000000-0x000000001004D000-memory.dmp

            Filesize

            308KB

          • memory/3864-9-0x0000000010000000-0x000000001004D000-memory.dmp

            Filesize

            308KB