Analysis

  • max time kernel
    122s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    22-09-2022 02:40

General

  • Target

    95e4cdec36ca57936827840282cd6253da7e8b29f58cedb9d69faf39d8e0df84.exe

  • Size

    1.8MB

  • MD5

    619ef8b7b90bec65cde2b27a253f5292

  • SHA1

    137dff703dca1939bb94135a5fd8b29d977fb8bc

  • SHA256

    95e4cdec36ca57936827840282cd6253da7e8b29f58cedb9d69faf39d8e0df84

  • SHA512

    1b8a95f249f35dcfe410aa59719b35802df2846abf703a6ea664cc155001ce75ca88e2f7d960710821f1d57e27aaefeb77a2ea9d18ad88475fb45f6fd27bfabc

  • SSDEEP

    49152:EEsJnEevhTHZOyhT0k9R4snKA+l+fb1gz:EEwnESZfT0k4W+l+T0

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\95e4cdec36ca57936827840282cd6253da7e8b29f58cedb9d69faf39d8e0df84.exe
    "C:\Users\Admin\AppData\Local\Temp\95e4cdec36ca57936827840282cd6253da7e8b29f58cedb9d69faf39d8e0df84.exe"
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Modifies system certificate store
    • Suspicious use of SetWindowsHookEx
    PID:1192
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x144
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1204

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1192-54-0x0000000076701000-0x0000000076703000-memory.dmp

    Filesize

    8KB