Analysis

  • max time kernel
    149s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    23/11/2022, 17:45

General

  • Target

    f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe

  • Size

    479KB

  • MD5

    1d8a2c3e1e8bac689e7672308f2e91b8

  • SHA1

    87a9d9f1998ca06ef37e43a9ee333b84225dd381

  • SHA256

    f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e

  • SHA512

    19d604dc7e814e73d7951e4b60aa730d17e0340f02b0d795622bc30a01f5d3a4c7d04ba1cc98d1d2071bbc5928a04ec6266d9dcd63a40c795860d9f470e2f51d

  • SSDEEP

    6144:nyC9DPs9z3o/iuWqHWpvh/kPU5HYcry4ZVPr/W0dNOMz5tqYEpd6E/sw1FkkadOM:ySD0NqVWqEv6P0YQVPjW0dkrpoIbkEM

Malware Config

Extracted

Family

xtremerat

C2

maradona.no-ip.org

Signatures

  • Detect XtremeRAT payload 6 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). Likely ransomware behaviour.

  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe
    "C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1768
    • C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe
      "C:\Users\Admin\AppData\Local\Temp\f56647b2c3fa9fd5b437352927181156b61474ed277cfd32785d5f4249f3927e.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1200
      • C:\Windows\SysWOW64\svchost.exe
        svchost.exe
        3⤵
          PID:1064
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          3⤵
            PID:536

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • memory/1064-66-0x0000000010000000-0x000000001004E000-memory.dmp

              Filesize

              312KB

            • memory/1064-72-0x0000000010000000-0x000000001004E000-memory.dmp

              Filesize

              312KB

            • memory/1064-71-0x0000000010000000-0x000000001004E000-memory.dmp

              Filesize

              312KB

            • memory/1200-63-0x0000000010000000-0x000000001004E000-memory.dmp

              Filesize

              312KB

            • memory/1200-62-0x0000000010000000-0x000000001004E000-memory.dmp

              Filesize

              312KB

            • memory/1200-64-0x0000000010000000-0x000000001004E000-memory.dmp

              Filesize

              312KB

            • memory/1200-65-0x0000000000400000-0x0000000000415000-memory.dmp

              Filesize

              84KB

            • memory/1200-61-0x0000000075931000-0x0000000075933000-memory.dmp

              Filesize

              8KB

            • memory/1200-70-0x0000000010000000-0x000000001004E000-memory.dmp

              Filesize

              312KB

            • memory/1200-57-0x0000000010000000-0x000000001004E000-memory.dmp

              Filesize

              312KB

            • memory/1768-56-0x0000000000400000-0x0000000000415000-memory.dmp

              Filesize

              84KB

            • memory/1768-59-0x0000000000400000-0x0000000000415000-memory.dmp

              Filesize

              84KB