Analysis

  • max time kernel
    42s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    22-09-2022 02:27

General

  • Target

    ddc0df227184fef35ac4fdfb803de5a698d6bd8d9cd5be0dc7ce2fc467ca5e41.exe

  • Size

    1.0MB

  • MD5

    cb236fbe4165c966011c2b7a597beadd

  • SHA1

    bf8f31246099a7348808bd512290b5cd011f5a7c

  • SHA256

    ddc0df227184fef35ac4fdfb803de5a698d6bd8d9cd5be0dc7ce2fc467ca5e41

  • SHA512

    c99b032311cfbe843b34281f5c6289bd0d595fe77f0cb81de4f21c616573c7463618b8b606fa5303287d156188abb148fc510b85b65474b882aeb8fdc8ac4f2e

  • SSDEEP

    24576:EEsZg89x5NU+wnzihMeDfWmASWKBzTXBfxztO9g7xfjb8DobcN1z:EEsJnEevhTHZOydUMbcN1z

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\ddc0df227184fef35ac4fdfb803de5a698d6bd8d9cd5be0dc7ce2fc467ca5e41.exe
    "C:\Users\Admin\AppData\Local\Temp\ddc0df227184fef35ac4fdfb803de5a698d6bd8d9cd5be0dc7ce2fc467ca5e41.exe"
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Modifies system certificate store
    • Suspicious use of SetWindowsHookEx
    PID:1976
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x508
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1216

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1976-54-0x0000000075CF1000-0x0000000075CF3000-memory.dmp

    Filesize

    8KB