Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    22-10-2022 09:06

General

  • Target

    15954a097d41c83ef033163aa198da1fb7521aff93c6b748127f0abfcbeff388.exe

  • Size

    1.3MB

  • MD5

    752212855e6d8e71e8c293377aa38f76

  • SHA1

    ea9af2c88058c3a86f195887e41f5983570aa595

  • SHA256

    15954a097d41c83ef033163aa198da1fb7521aff93c6b748127f0abfcbeff388

  • SHA512

    09519cfcac1b6e38a1ad3c6299e196cf8e2cfc7feee51dde4cd2bc322e9b3960ae1967440ad25640d10047a09a5f693b08e2aece78f26cae8a13666441efbeb9

  • SSDEEP

    24576:EEsZg89x5NU+wnzihMeDfWmASWKBzTXBfxztO9gsKlWX7ufBnjFrgetmCq:EEsJnEevhTHZOyRa7uZnB1tDq

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\15954a097d41c83ef033163aa198da1fb7521aff93c6b748127f0abfcbeff388.exe
    "C:\Users\Admin\AppData\Local\Temp\15954a097d41c83ef033163aa198da1fb7521aff93c6b748127f0abfcbeff388.exe"
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Modifies system certificate store
    • Suspicious use of SetWindowsHookEx
    PID:1720
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x544
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:920

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1720-54-0x00000000762B1000-0x00000000762B3000-memory.dmp

    Filesize

    8KB