Analysis

  • max time kernel
    51s
  • max time network
    131s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    06-11-2022 19:31

General

  • Target

    17fea010f9b9af60baa75462785211a4f048657c56110717566b9493e1e78df5.exe

  • Size

    1.3MB

  • MD5

    6f10511bcbf82960ee1ad0a09ea0f985

  • SHA1

    989edf5e32497013063db246234d0c88b5d15398

  • SHA256

    17fea010f9b9af60baa75462785211a4f048657c56110717566b9493e1e78df5

  • SHA512

    67c915dab269a4026c1fb23bfdb6596f857cce68a8127ee024b0e35b1e68bf4bd47192a00dd9b2bfe0c4fec71b47075167dc91b5f93b83f68cec534ff843d1ac

  • SSDEEP

    24576:EEsZg89x5NU+wnzihMeDfWmASWKBzTXBfxztO9gMDkf11M0Jazw17YzjoF1:EEsJnEevhTHZOy+k91ZJa01Uno

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 19 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\17fea010f9b9af60baa75462785211a4f048657c56110717566b9493e1e78df5.exe
    "C:\Users\Admin\AppData\Local\Temp\17fea010f9b9af60baa75462785211a4f048657c56110717566b9493e1e78df5.exe"
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Modifies system certificate store
    • Suspicious use of SetWindowsHookEx
    PID:1708
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x180
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2036

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1708-54-0x0000000075451000-0x0000000075453000-memory.dmp

    Filesize

    8KB