Analysis

  • max time kernel
    95s
  • max time network
    140s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2024 12:40

General

  • Target

    JaffaCakes118_1bf310a22c751c2d65a1a83f31ccf890.exe

  • Size

    415KB

  • MD5

    1bf310a22c751c2d65a1a83f31ccf890

  • SHA1

    59b9200b75a3147a759b69ac6ab4f2d1dec525b2

  • SHA256

    6ce263b3f2893c387b5962a166fb7b40c4922660e499caf3952704e71065dd4c

  • SHA512

    a9280ed62f6d638ed8671046556f3a44fa7a1efaad5849d48e85a168970131df3740f411fb7ff04d590200342bd7772b1ed5b47af3201eec9bf5cfff817424fd

  • SSDEEP

    6144:frfyKsi6UiC2el82ZjH37hRX9lUP49ynYvoda7yGB4UVV5Sz2Z26mFGc2:frfyKsi6Ui5elJjHlCw0nYv7rNObZF

Malware Config

Signatures

  • Expiro family
  • Expiro, m0yv

    Expiro aka m0yv is a multi-functional backdoor written in C++.

  • Expiro payload 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1bf310a22c751c2d65a1a83f31ccf890.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1bf310a22c751c2d65a1a83f31ccf890.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:3668

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/3668-0-0x0000000000EBB000-0x0000000000F4E000-memory.dmp

    Filesize

    588KB

  • memory/3668-1-0x0000000000E50000-0x0000000000F4E000-memory.dmp

    Filesize

    1016KB

  • memory/3668-3-0x0000000000EBB000-0x0000000000F4E000-memory.dmp

    Filesize

    588KB

  • memory/3668-2-0x0000000000E50000-0x0000000000F4E000-memory.dmp

    Filesize

    1016KB