Overview

overview

10

Static

static

3

ed4742dc52...18.exe

windows7-x64

10

ed4742dc52...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    104s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/09/2024, 09:14

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General

  • Target

    ed4742dc529778b9a5f665c403516ed7_JaffaCakes118.exe

  • Size

    92KB

  • MD5

    ed4742dc529778b9a5f665c403516ed7

  • SHA1

    19f3569acdb3a8126c7e80613765de43d8854ec3

  • SHA256

    ccaaf8f9180546b48fd55138e08651530915c0a42d9a5dbd501102571a5d9db9

  • SHA512

    a8b6c481bdf150d7772dad0987171512aba4261e96801ae50a41b644edc92edca1a82e044c41e96ef94bd8070f90b938ae88454a2d54b5a0f0681d6a0b1617c7

  • SSDEEP

    1536:F4jWhbgC8UeIXcBnSxrwNCs1qPerIfynVDiC1M1p1w1s1h1R15UVnV4kTbc0:4WaC8UepnSxrwNCs1qPb5Ur4Qj

Score
10/10
discoveryevasionpersistence

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
    evasion
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 52 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

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

  • 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 SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ed4742dc529778b9a5f665c403516ed7_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ed4742dc529778b9a5f665c403516ed7_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4196
    • C:\Users\Admin\jeiub.exe
      "C:\Users\Admin\jeiub.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:3768

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\jeiub.exe
    Filesize

    92KB

    MD5

    257d2dfc4aad9b3551100aa60d7b842e

    SHA1

    a46f485760c276441fa15838a1637ed85fed7a97

    SHA256

    751727b8a3f56b1d56749738972a38acb384a8372315984ca5929cedaf33cf4b

    SHA512

    1e2f0357fe35211ba3619acbcf3dc321dd06cac7fdcf97a524b240f8baa2d99e0e688a69e998bc37f15dc03f71577df15057c7724659014604b8842328cc13d3

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