Analysis

  • max time kernel
    198s
  • max time network
    210s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    30-10-2022 21:11

General

  • Target

    197c7f46d782c356b5ca67e13e2fc5720afa7b6e3d83eda86a8885816a425ba0.exe

  • Size

    93KB

  • MD5

    a83b082d74854d25d8fe8c27de577069

  • SHA1

    ffadc3bb7bc093fd0c2cb68a6476f5687ab927f7

  • SHA256

    197c7f46d782c356b5ca67e13e2fc5720afa7b6e3d83eda86a8885816a425ba0

  • SHA512

    c6bf0f06e690b983d269390a90710946714687fca25ff241d8a9d2be2a9adf1b82e3ee56bd302169d831dcc948da2a8cb20d7250d60986ea63af87a92b0f26e3

  • SSDEEP

    1536:s5WXhLBRGZX19qfR4Nsz3LWaQpD7woocBHPDSceO3OMOKHs6/jkd:sKoqXzFQRoqLSLO3OMOKHpkd

Malware Config

Signatures

  • joker

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

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 15 IoCs
  • Modifies system certificate store 2 TTPs 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\197c7f46d782c356b5ca67e13e2fc5720afa7b6e3d83eda86a8885816a425ba0.exe
    "C:\Users\Admin\AppData\Local\Temp\197c7f46d782c356b5ca67e13e2fc5720afa7b6e3d83eda86a8885816a425ba0.exe"
    1⤵
    • Checks whether UAC is enabled
    • Modifies Internet Explorer settings
    • Modifies system certificate store
    • Suspicious use of SetWindowsHookEx
    PID:2036
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x47c
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:632

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/2036-54-0x00000000753C1000-0x00000000753C3000-memory.dmp

    Filesize

    8KB

  • memory/2036-56-0x0000000000220000-0x0000000000223000-memory.dmp

    Filesize

    12KB

  • memory/2036-55-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/2036-57-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB