Overview

overview

7

Static

static

3

a7fdb1e7dc...18.exe

windows7-x64

7

a7fdb1e7dc...18.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    150s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/08/2024, 19:52

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General

  • Target

    a7fdb1e7dca4d8c514bcf7efa8cbd59f_JaffaCakes118.exe

  • Size

    386KB

  • MD5

    a7fdb1e7dca4d8c514bcf7efa8cbd59f

  • SHA1

    1ec849c22ca517b17cf441866f92eaa669d19b5e

  • SHA256

    1cf613da36c8d8bcdafca886e643fd83678f1807d1da5a9a8d357ca75c18b2a7

  • SHA512

    9f0486af0a064c52e513d60e75db28d6081952db89d48e8e42c4bb384faf635347a364a8bb5218d6b0cfceb184fdbfe22561ef1252a4e90891f87dbc5e0103e5

  • SSDEEP

    6144:K3Vcakevn8OzkYFfSPz7ZGmbqZzLIgVungJC8Fc:+cav8OzkYdSvZ/qZzIgpe

Score
7/10
discoverypersistenceupx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 5 IoCs

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

    upx
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • 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.

    discovery
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a7fdb1e7dca4d8c514bcf7efa8cbd59f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a7fdb1e7dca4d8c514bcf7efa8cbd59f_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4736
    • C:\ProgramData\hF28285HnEcD28285\hF28285HnEcD28285.exe
      "C:\ProgramData\hF28285HnEcD28285\hF28285HnEcD28285.exe" "C:\Users\Admin\AppData\Local\Temp\a7fdb1e7dca4d8c514bcf7efa8cbd59f_JaffaCakes118.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:2988

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\ProgramData\hF28285HnEcD28285\hF28285HnEcD28285.exe
          Filesize

          386KB

          MD5

          dcff4032979150e89342d702f6562c56

          SHA1

          adec7a4753c234097454f4e19ff2fccad4b668d9

          SHA256

          48fdd21b261f51937d235ac41f1a6cd35476474d03c08eede76dbea98aaada6b

          SHA512

          ad19ecafffd46bd530c05d1bd1bd432c91410cffb9c8b1703001737e4e3061933b0f80e41b437d79c47b3899300b8bd23c11cfd9e067f31e32f2ee09a301b990

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        • memory/2988-14-0x0000000000400000-0x00000000004C1000-memory.dmp

          Filesize

          772KB

          Download

        • memory/2988-15-0x0000000000400000-0x00000000004C1000-memory.dmp

          Filesize

          772KB

          Download

        • memory/2988-23-0x0000000000400000-0x00000000004C1000-memory.dmp

          Filesize

          772KB

          Download

        • memory/2988-30-0x0000000000400000-0x00000000004C1000-memory.dmp

          Filesize

          772KB

          Download

        • memory/4736-0-0x0000000002C20000-0x0000000002C22000-memory.dmp

          Filesize

          8KB

          Download

        • memory/4736-1-0x0000000000400000-0x00000000004C1000-memory.dmp

          Filesize

          772KB

          Download

        • memory/4736-13-0x0000000000400000-0x00000000004C1000-memory.dmp

          Filesize

          772KB

          Download