Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-07-2024 04:07

General

  • Target

    5ef83be20dec148608f04e592889c937_JaffaCakes118.exe

  • Size

    705KB

  • MD5

    5ef83be20dec148608f04e592889c937

  • SHA1

    7c33498d44a8f6224c3431938e22c21d7f63f8a6

  • SHA256

    94a271d8a6c8af932113c56d86e76657e3a7c90a8d2876c093baba1e9ae3c0f4

  • SHA512

    9b9232c7258f6f035d0b068f2c3a6f30dd3d03ce7e66d2ad90c20244c4266648b3ec7f39bf7e0fe359aeaa49131135e5825ad3ebc2bca7e27e4b22657b2f50e1

  • SSDEEP

    12288:no7YNQG9BeW8/LViyIakQz15bbPgsGMR4GewG6jRydmKceGIir9bvh75MSLJto3V:owQ9iyIakEL45MSGewlymLII5MYtiZqU

Malware Config

Extracted

Family

xtremerat

C2

mmsalti.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.

  • UPX packed file 7 IoCs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5ef83be20dec148608f04e592889c937_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\5ef83be20dec148608f04e592889c937_JaffaCakes118.exe"
    1⤵
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1368
    • C:\Users\Admin\AppData\Local\Temp\5ef83be20dec148608f04e592889c937_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\5ef83be20dec148608f04e592889c937_JaffaCakes118.exe"
      2⤵
      • Drops file in Windows directory
      • Suspicious use of WriteProcessMemory
      PID:1476
      • C:\Windows\SysWOW64\svchost.exe
        svchost.exe
        3⤵
          PID:4048
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4048 -s 480
            4⤵
            • Program crash
            PID:4904
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4048 -s 488
            4⤵
            • Program crash
            PID:1004
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
          3⤵
            PID:636
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4048 -ip 4048
        1⤵
          PID:536
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 4048 -ip 4048
          1⤵
            PID:1796

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1368-0-0x0000000000400000-0x00000000007AA000-memory.dmp

            Filesize

            3.7MB

          • memory/1368-9-0x0000000000400000-0x00000000007AA000-memory.dmp

            Filesize

            3.7MB

          • memory/1476-4-0x0000000010000000-0x0000000010058000-memory.dmp

            Filesize

            352KB

          • memory/1476-8-0x0000000010000000-0x0000000010058000-memory.dmp

            Filesize

            352KB

          • memory/1476-10-0x0000000010000000-0x0000000010058000-memory.dmp

            Filesize

            352KB

          • memory/1476-6-0x0000000010000000-0x0000000010058000-memory.dmp

            Filesize

            352KB

          • memory/1476-14-0x0000000010000000-0x0000000010058000-memory.dmp

            Filesize

            352KB

          • memory/4048-11-0x0000000010000000-0x0000000010058000-memory.dmp

            Filesize

            352KB

          • memory/4048-15-0x0000000010000000-0x0000000010058000-memory.dmp

            Filesize

            352KB