Analysis

  • max time kernel
    149s
  • max time network
    101s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/09/2024, 15:32

General

  • Target

    de707053d58babaf5eb9c7115154612d_JaffaCakes118.exe

  • Size

    244KB

  • MD5

    de707053d58babaf5eb9c7115154612d

  • SHA1

    3c020980e48994ed859c0dc5084d7b6979ff64c1

  • SHA256

    2deb6f6e116c990886cd374790714ac8300d9c48c7ca8ddca3c965b7799d4216

  • SHA512

    a3b5a6f209df562297c91799716371b202e1c2915f2a947338439bc2cc80a301e483db44824f06ffd24d27c068ae8c8d3093458f7fee100cfa93ac1039930635

  • SSDEEP

    768:1lvMaHfJcwaMCJUwbjMPkG1VuW/wqvRXMXp677yCzdXZRT2Nq1MaQnepMri14PGe:1Rl/JcsKJlGVs4emEFbcP0

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 51 IoCs
  • 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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\de707053d58babaf5eb9c7115154612d_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\de707053d58babaf5eb9c7115154612d_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4020
    • C:\Users\Admin\zauara.exe
      "C:\Users\Admin\zauara.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
      • Suspicious use of WriteProcessMemory
      PID:3712

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\zauara.exe

    Filesize

    244KB

    MD5

    a187637d8470c8cea5c015ac165ab7c8

    SHA1

    1a1b62d9bbabf86fa0266cbe88b0d5930f39bb79

    SHA256

    80841eb38d22a7b8d441cd8782002540a8e4a5d3cad10a9c045bc4026f3e2da7

    SHA512

    fded23fd0a8ebf87ef96e94a00cda79f9111352ce0c8ae99d5cd8e0ba6d3bea95903bbb8c2e2fc37ce672713b50ac815d6ef14006018306b8c9e4a9278343a6e

  • memory/3712-33-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/3712-38-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/4020-0-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB

  • memory/4020-37-0x0000000000400000-0x000000000043F000-memory.dmp

    Filesize

    252KB