Analysis

  • max time kernel
    148s
  • max time network
    106s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-11-2024 19:00

General

  • Target

    8490c5867fb61c6c6e8208eb3bcf9b7a_JaffaCakes118.exe

  • Size

    33KB

  • MD5

    8490c5867fb61c6c6e8208eb3bcf9b7a

  • SHA1

    2d004aa823f605d900b06ea3093d96ca073f74d7

  • SHA256

    90aeebada5d47401cba50db00b9033b43492810da276fa1c8690c2963f7423bb

  • SHA512

    8ed71741747b8c43a2c7461b4bf0f2acdbdf7b8352513956e8566b9b90d6c83ca26b6ae76a3741f0aaf0b3b97bb5b16693c7f18c9055e6ff4cf3de2e02d62215

  • SSDEEP

    768:zMuijtHf5g7/IIG3bGcYDBSvFIWuePQtv66lStzS1t+zVkPWC:INW71rcYDAWeotvXlQVePW

Malware Config

Extracted

Family

xtremerat

C2

slaizer.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.

  • Xtremerat family
  • 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
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8490c5867fb61c6c6e8208eb3bcf9b7a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\8490c5867fb61c6c6e8208eb3bcf9b7a_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1744
    • C:\Windows\SysWOW64\svchost.exe
      svchost.exe
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3596
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3596 -s 480
        3⤵
        • Program crash
        PID:1856
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3596 -s 488
        3⤵
        • Program crash
        PID:2676
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
      2⤵
        PID:1168
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3596 -ip 3596
      1⤵
        PID:4984
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 3596 -ip 3596
        1⤵
          PID:4356

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1744-0-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB

        • memory/1744-2-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB

        • memory/3596-1-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB

        • memory/3596-3-0x0000000010000000-0x000000001004D000-memory.dmp

          Filesize

          308KB