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Analysis

  • max time kernel
    139s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/08/2024, 15:37

General

  • Target

    8aeed090ece4778884c9c25e9268120a_JaffaCakes118.dll

  • Size

    654KB

  • MD5

    8aeed090ece4778884c9c25e9268120a

  • SHA1

    9b34d11575ca8146b02ae5e499f8ea9c7da5e1c5

  • SHA256

    a1ca81c5ffe20e7a6e5b9b7aad1513f10343805e08b3ff38fd3ebadb75d00f2e

  • SHA512

    e9f6eab4dbc9b6eaf303d307e47f24ab3981a6f90dfaf21647608643adb63ec2561769adfb295b0600a7d5893e2c754988a72f7c737a50460cd4f323964648a5

  • SSDEEP

    6144:+NZOTCewth4M/xAvYh6+R/uiAepPfMNyZf51rhMb4pEEZZVG20YcDoS:+n2OxAv+QiAeVUNA5TMUpHrG2OoS

Score
7/10

Malware Config

Signatures

  • UPX packed file 1 IoCs

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

  • Program crash 1 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.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\8aeed090ece4778884c9c25e9268120a_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4320
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\8aeed090ece4778884c9c25e9268120a_JaffaCakes118.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4552
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4552 -s 568
        3⤵
        • Program crash
        PID:4828
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4552 -ip 4552
    1⤵
      PID:3396

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • memory/4552-0-0x0000000010000000-0x00000000100A5000-memory.dmp

      Filesize

      660KB