Analysis

  • max time kernel
    145s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    22-09-2022 03:21

General

  • Target

    fe3ca04d90e02857118b8bc63034dc34553b2a1a3250aceba202b84a96c00755.exe

  • Size

    1.0MB

  • MD5

    6c7dc79fc75978a4a90e77446060adad

  • SHA1

    84d79be3ba0717321bdef4ec5c95f5181932d43d

  • SHA256

    fe3ca04d90e02857118b8bc63034dc34553b2a1a3250aceba202b84a96c00755

  • SHA512

    93c9b66121c9a6ecfeb28ac274f35cce502d3213cdc76c5c8b377e19902b68ffe3333d18ef97214fd8877fba3d5a2d195f3a60cbe1bb13a05fd7400ff7128709

  • SSDEEP

    24576:EEsZg89x5NU+wnzihMeDfWmASWKBzTXBfxztO9goxVRSKjZ:EEsJnEevhTHZOy83

Malware Config

Signatures

  • joker

    Joker is an Android malware that targets billing and SMS fraud.

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 14 IoCs
  • Modifies registry class 10 IoCs
  • Modifies system certificate store 2 TTPs 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fe3ca04d90e02857118b8bc63034dc34553b2a1a3250aceba202b84a96c00755.exe
    "C:\Users\Admin\AppData\Local\Temp\fe3ca04d90e02857118b8bc63034dc34553b2a1a3250aceba202b84a96c00755.exe"
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Modifies system certificate store
    • Suspicious use of SetWindowsHookEx
    PID:2016
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x574
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:756

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/2016-54-0x0000000075A71000-0x0000000075A73000-memory.dmp

    Filesize

    8KB