Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-07-2024 11:52

General

  • Target

    3900bb3a90b8d5f3e57c44ca748dc2da_JaffaCakes118.exe

  • Size

    44KB

  • MD5

    3900bb3a90b8d5f3e57c44ca748dc2da

  • SHA1

    5e52957a229c1380b27c6b29ab24666e29981339

  • SHA256

    320f50297a53c683ea9775b1fa0a3928a260a3a005d152618018ee60405f3530

  • SHA512

    be1b6129a9f1f34e251f5c048c1006bb6abab4c4a83e7f8ccab09efb731f1cb72513a26c9ddb7610287d5bf010910e6f87927bff95a1eeca23c0f71e21d449fe

  • SSDEEP

    768:sBy+tjdqTPkAlfztB1or6an3smTA8uvm2jfOTwYPI9zo6:shR8HlrL1or6an3TLuvm27uQdo6

Malware Config

Extracted

Family

xtremerat

C2

fmicrosoft2012.no-ip.biz

Signatures

  • XtremeRAT

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

  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3900bb3a90b8d5f3e57c44ca748dc2da_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3900bb3a90b8d5f3e57c44ca748dc2da_JaffaCakes118.exe"
    1⤵
    • Boot or Logon Autostart Execution: Active Setup
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:2032
    • C:\Windows\SysWOW64\svchost.exe
      svchost.exe
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      PID:1068
    • C:\Windows\SysWOW64\explorer.exe
      explorer.exe
      2⤵
      • Suspicious use of SetWindowsHookEx
      PID:2040

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\InstallDir\server.exe

    Filesize

    44KB

    MD5

    3900bb3a90b8d5f3e57c44ca748dc2da

    SHA1

    5e52957a229c1380b27c6b29ab24666e29981339

    SHA256

    320f50297a53c683ea9775b1fa0a3928a260a3a005d152618018ee60405f3530

    SHA512

    be1b6129a9f1f34e251f5c048c1006bb6abab4c4a83e7f8ccab09efb731f1cb72513a26c9ddb7610287d5bf010910e6f87927bff95a1eeca23c0f71e21d449fe

  • memory/1068-3-0x0000000000C80000-0x0000000000C93000-memory.dmp

    Filesize

    76KB

  • memory/2032-6-0x0000000000C80000-0x0000000000C93000-memory.dmp

    Filesize

    76KB

  • memory/2040-5-0x0000000000C80000-0x0000000000C93000-memory.dmp

    Filesize

    76KB

  • memory/2040-8-0x0000000000C80000-0x0000000000C93000-memory.dmp

    Filesize

    76KB