Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    25-06-2022 03:32

General

  • Target

    4393b05a23f05af255589f1c32935811d2e6a8f112e54c956b8c52051e0a4669.exe

  • Size

    361KB

  • MD5

    ee6d202c314430288e1babc3c9256f40

  • SHA1

    e1db7db841535428e0bd482b6fcd4e35a5ec7c33

  • SHA256

    4393b05a23f05af255589f1c32935811d2e6a8f112e54c956b8c52051e0a4669

  • SHA512

    ef6ef49b3e5a57a699b2802d2a53ff48db3230e68944bb1b69f8f77180c283055f2efaee59553c7e19371e0bb904084e178f26cea8312ca55e2280057552ecf2

Malware Config

Extracted

Family

webmonitor

C2

qqsola.wm01.to:443

Attributes
  • config_key

    jJYLbTB9TsvWtCPWrodDFU1k5EBbvtuI

  • private_key

    neS5F12vo

  • url_path

    /recv5.php

Signatures

  • RevcodeRat, WebMonitorRat

    WebMonitor is a remote access tool that you can use from any browser access to control, and monitor your phones, or PCs.

  • WebMonitor Payload 2 IoCs
  • suricata: ET MALWARE WebMonitor/RevCode RAT CnC Domain in DNS Lookup

    suricata: ET MALWARE WebMonitor/RevCode RAT CnC Domain in DNS Lookup

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Unexpected DNS network traffic destination 13 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4393b05a23f05af255589f1c32935811d2e6a8f112e54c956b8c52051e0a4669.exe
    "C:\Users\Admin\AppData\Local\Temp\4393b05a23f05af255589f1c32935811d2e6a8f112e54c956b8c52051e0a4669.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1948

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1948-54-0x0000000076571000-0x0000000076573000-memory.dmp

    Filesize

    8KB

  • memory/1948-55-0x0000000000400000-0x00000000004F2000-memory.dmp

    Filesize

    968KB

  • memory/1948-56-0x0000000002CE0000-0x0000000003CE0000-memory.dmp

    Filesize

    16.0MB

  • memory/1948-57-0x0000000000400000-0x00000000004F2000-memory.dmp

    Filesize

    968KB

  • memory/1948-58-0x0000000002CE0000-0x0000000003CE0000-memory.dmp

    Filesize

    16.0MB