Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20220715-en
  • resource tags

    arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
  • submitted
    25-07-2022 02:25

General

  • Target

    ea419643de9a10a418292f1603f86bab0942f436af5e7a8309351ce552e68d2b.exe

  • Size

    365KB

  • MD5

    af76619743662c5e9ccfaa1f940b8354

  • SHA1

    bf8e2c7b4a84ca177d7ae9c4ba6155d2dbc74b38

  • SHA256

    ea419643de9a10a418292f1603f86bab0942f436af5e7a8309351ce552e68d2b

  • SHA512

    be9eaaadc9cf5509e301c9908e555b2ac0dbf984aede52545a78b98ce459f222050e1d0fc01aa4afdca275d921f79c972b325de55a9d91285c1298e6b5291373

Malware Config

Extracted

Family

webmonitor

C2

primeservers1.wm01.to:443

Attributes
  • config_key

    AP8PrfNym8htAX0Za6LL12tdOuH5BSPp

  • private_key

    U6yRoBXHU

  • 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 3 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 3 IoCs

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

  • Unexpected DNS network traffic destination 8 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\ea419643de9a10a418292f1603f86bab0942f436af5e7a8309351ce552e68d2b.exe
    "C:\Users\Admin\AppData\Local\Temp\ea419643de9a10a418292f1603f86bab0942f436af5e7a8309351ce552e68d2b.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:288

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/288-54-0x0000000076191000-0x0000000076193000-memory.dmp
    Filesize

    8KB

  • memory/288-55-0x0000000000400000-0x00000000004F6000-memory.dmp
    Filesize

    984KB

  • memory/288-56-0x0000000002CF0000-0x0000000003CF0000-memory.dmp
    Filesize

    16.0MB

  • memory/288-57-0x0000000000400000-0x00000000004F6000-memory.dmp
    Filesize

    984KB

  • memory/288-58-0x0000000002CF0000-0x0000000003CF0000-memory.dmp
    Filesize

    16.0MB