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Analysis

  • max time kernel
    149s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/07/2024, 18:53

General

  • Target

    5d3b4d49ca54858fcaf4fef968dfb455_JaffaCakes118.exe

  • Size

    180KB

  • MD5

    5d3b4d49ca54858fcaf4fef968dfb455

  • SHA1

    c6d2a51b5c2a1c686b5eb2449df37019b7ae6f16

  • SHA256

    907f8085b7d94dd5d66ecef1f4a39e5d9026dea04d41a90ba3f1111ecb381309

  • SHA512

    0ce53efe18952f33a5847f464d17d6ba413cffbc0e57c174b3ea4b3e7ae85ced7235e08a8ab811863a7fd48497bac2d3e93834d121e1f4e473226e275e3c6c20

  • SSDEEP

    1536:tDX1ldcxKc8NMgeGU4AeGL0TxpKwmf8y0IpWur+2RPFYSUxBphFLji:FlfcSg4dgxkcrhRVUHFLO

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • 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
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5d3b4d49ca54858fcaf4fef968dfb455_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\5d3b4d49ca54858fcaf4fef968dfb455_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3240
    • C:\Users\Admin\deoosob.exe
      "C:\Users\Admin\deoosob.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4764

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\deoosob.exe

    Filesize

    180KB

    MD5

    55ba59364400989b00f52824e1b55fa2

    SHA1

    773ff1f36080ad2496516ba7b4206286fa84f2fe

    SHA256

    506d0f1bc7d878f93e60e75324cc92cf02016b8c463f05d6e7e865cbed072378

    SHA512

    e185421e42b8376784bf0183f9c9a41e99ac4eea77e3bb3c5956257239fe3d1d242542a8843f9189d79a6d3ab35810c487206e5a037d6cb6498072d6ef6050a5

  • memory/3240-0-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/3240-37-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/4764-33-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/4764-38-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB