Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-01-2025 10:16

General

  • Target

    JaffaCakes118_791fc7c8280b6ae952b12e031b5cb5a0.exe

  • Size

    897KB

  • MD5

    791fc7c8280b6ae952b12e031b5cb5a0

  • SHA1

    5106832093271745e45eb057c32dd8fc62a2c535

  • SHA256

    e6a899fb6b109125d17e118945793c5f228db092091f2a4f822704bed7152fdb

  • SHA512

    40dd981673a6842877ee851efd3b7de74bac9429bbe942296f650bf7132ac9a7ac33221a6df1aac1ae97753873a1c8d348433f2e477227e94186c5d5610951e2

  • SSDEEP

    24576:K4lavt0LkLL9IMixoEgea01PncVq9MmCS7D:dkwkn9IMHea01IaPCS7D

Malware Config

Extracted

Family

xtremerat

C2

psyy.no-ip.org

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.

  • Xtremerat family
  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 7 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
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_791fc7c8280b6ae952b12e031b5cb5a0.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_791fc7c8280b6ae952b12e031b5cb5a0.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2204
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_791fc7c8280b6ae952b12e031b5cb5a0.exe
      "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_791fc7c8280b6ae952b12e031b5cb5a0.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2836
      • C:\Windows\SysWOW64\svchost.exe
        svchost.exe
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4628
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 480
          4⤵
          • Program crash
          PID:3784
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 476
          4⤵
          • Program crash
          PID:3700
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
        3⤵
          PID:1616
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4628 -ip 4628
      1⤵
        PID:5096
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4628 -ip 4628
        1⤵
          PID:3692

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2836-0-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB

        • memory/2836-2-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB

        • memory/2836-4-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB

        • memory/2836-3-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB

        • memory/2836-6-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB

        • memory/4628-5-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB

        • memory/4628-7-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB