Analysis

  • max time kernel
    93s
  • max time network
    160s
  • 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 12:34

General

  • Target

    7a446891f4ae4bfb463e960e16a8a65a.exe

  • Size

    272KB

  • MD5

    7a446891f4ae4bfb463e960e16a8a65a

  • SHA1

    96c03e22edbb7e22e4a8e37e0962dfda87158517

  • SHA256

    2446229f6d118aea0521cb7987564c009c34faa50ddf292e23bc5b5ae020e8ad

  • SHA512

    c1c0711d8da7e42f6d8457307a858cb867ebf76cbdf52002c3270dfc8bfe4475daae066e177a98fe6aace32b2eba5b417d505069049d3c44a121cff0d4e0d4d9

  • SSDEEP

    3072:8IargcXEjCWZPZd/gitOOBXSrbwoUmqZYscJSiMe3oJa8QJfHy9rrX2+YqMunCKV:8Io5oBq321owo33zJPAMuCKczll6

Malware Config

Extracted

Family

xtremerat

C2

becha.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\7a446891f4ae4bfb463e960e16a8a65a.exe
    "C:\Users\Admin\AppData\Local\Temp\7a446891f4ae4bfb463e960e16a8a65a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:400
    • C:\Users\Admin\AppData\Local\Temp\7a446891f4ae4bfb463e960e16a8a65a.exe
      "C:\Users\Admin\AppData\Local\Temp\7a446891f4ae4bfb463e960e16a8a65a.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3684
      • C:\Windows\SysWOW64\svchost.exe
        svchost.exe
        3⤵
          PID:2352
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 480
            4⤵
            • Program crash
            PID:3144
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 500
            4⤵
            • Program crash
            PID:2672
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
          3⤵
            PID:1448
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2352 -ip 2352
        1⤵
          PID:2944
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 2352 -ip 2352
          1⤵
            PID:3136

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/400-0-0x0000000000400000-0x00000000004D6000-memory.dmp

            Filesize

            856KB

          • memory/400-1-0x0000000000400000-0x00000000004D6000-memory.dmp

            Filesize

            856KB

          • memory/400-6-0x0000000000400000-0x00000000004D6000-memory.dmp

            Filesize

            856KB

          • memory/2352-9-0x0000000010000000-0x000000001004A000-memory.dmp

            Filesize

            296KB

          • memory/2352-11-0x0000000010000000-0x000000001004A000-memory.dmp

            Filesize

            296KB

          • memory/3684-4-0x0000000010000000-0x000000001004A000-memory.dmp

            Filesize

            296KB

          • memory/3684-5-0x0000000010000000-0x000000001004A000-memory.dmp

            Filesize

            296KB

          • memory/3684-7-0x0000000010000000-0x000000001004A000-memory.dmp

            Filesize

            296KB

          • memory/3684-8-0x0000000010000000-0x000000001004A000-memory.dmp

            Filesize

            296KB

          • memory/3684-10-0x0000000010000000-0x000000001004A000-memory.dmp

            Filesize

            296KB