Analysis

  • max time kernel
    109s
  • 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
    28-01-2024 22:22

General

  • Target

    7e28dc54e4fe1b003c262f4237745ac5.exe

  • Size

    33KB

  • MD5

    7e28dc54e4fe1b003c262f4237745ac5

  • SHA1

    3eb522adcb24bc4aca4511248bb78a6ea5ff97b8

  • SHA256

    e02521cc1fc1480742517b7ceeabdc4c0515d25aa9efe195e5633518a6f7d5b4

  • SHA512

    a69b8a4dc6714f1f888572df3e76e67c62ebf1b7221cc62714947a8a3ce0371efb8391d15c03f41e46963bbceb9afc853bd9ced99630f42de1163e29d3425c69

  • SSDEEP

    768:GMuijtHf5g7/IIG3bGcYDBSvFIWuePQtv66lEtz7iM9:zNW71rcYDAWeotvXlSK

Malware Config

Extracted

Family

xtremerat

C2

3dmntk.no-ip.biz

Signatures

  • Detect XtremeRAT payload 3 IoCs
  • XtremeRAT

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

  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7e28dc54e4fe1b003c262f4237745ac5.exe
    "C:\Users\Admin\AppData\Local\Temp\7e28dc54e4fe1b003c262f4237745ac5.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2124
    • C:\Windows\SysWOW64\svchost.exe
      svchost.exe
      2⤵
        PID:1644
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1644 -s 504
          3⤵
          • Program crash
          PID:2268
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1644 -s 484
          3⤵
          • Program crash
          PID:3928
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
        2⤵
          PID:1268
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1644 -ip 1644
        1⤵
          PID:3964
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 1644 -ip 1644
          1⤵
            PID:404

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1644-3-0x0000000010000000-0x000000001004D000-memory.dmp

            Filesize

            308KB

          • memory/1644-1-0x0000000010000000-0x000000001004D000-memory.dmp

            Filesize

            308KB

          • memory/2124-0-0x0000000010000000-0x000000001004D000-memory.dmp

            Filesize

            308KB

          • memory/2124-2-0x0000000010000000-0x000000001004D000-memory.dmp

            Filesize

            308KB