Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    11-03-2024 11:42

General

  • Target

    STATEMENT OF ACCOUNT.exe

  • Size

    962KB

  • MD5

    d39da4595ca51a748ac33447965d80e3

  • SHA1

    e7e0ec21e7cb1d67c906169e6e039d4b29c423c7

  • SHA256

    77732e74850050bb6f935945e510d32a0499d820fa1197752df8bd01c66e8210

  • SHA512

    620cf557f657213ff9f52b2939fdd689906f4b634a20210d3a6062802b25e30d3085c3b6bf0336c880fa8deedafc67f4daee2dd999f911d86184bda47d3ba178

  • SSDEEP

    24576:0FsVd+29QFw53L5o3DVUYR35Xc32WBjshPQ:0FsqtFwaFi3JX

Malware Config

Extracted

Family

webmonitor

C2

niiarmah.wm01.to:443

Attributes
  • config_key

    4EcDHH7aWbl50LayUnuRlJWUXiKQWk0O

  • private_key

    yvkn5wM8E

  • 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 9 IoCs
  • Unexpected DNS network traffic destination 9 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\STATEMENT OF ACCOUNT.exe
    "C:\Users\Admin\AppData\Local\Temp\STATEMENT OF ACCOUNT.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1152
    • C:\Users\Admin\AppData\Local\Temp\STATEMENT OF ACCOUNT.exe
      "C:\Users\Admin\AppData\Local\Temp\STATEMENT OF ACCOUNT.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2240

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1152-1-0x00000000000F0000-0x00000000001F0000-memory.dmp

    Filesize

    1024KB

  • memory/1152-2-0x0000000000230000-0x0000000000232000-memory.dmp

    Filesize

    8KB

  • memory/2240-3-0x0000000000400000-0x00000000004F3000-memory.dmp

    Filesize

    972KB

  • memory/2240-5-0x0000000000400000-0x00000000004F3000-memory.dmp

    Filesize

    972KB

  • memory/2240-6-0x0000000000400000-0x00000000004F3000-memory.dmp

    Filesize

    972KB

  • memory/2240-7-0x0000000000400000-0x00000000004F3000-memory.dmp

    Filesize

    972KB

  • memory/2240-9-0x0000000000400000-0x00000000004F3000-memory.dmp

    Filesize

    972KB

  • memory/2240-10-0x0000000000400000-0x00000000004F3000-memory.dmp

    Filesize

    972KB

  • memory/2240-11-0x0000000000400000-0x00000000004F3000-memory.dmp

    Filesize

    972KB

  • memory/2240-12-0x0000000000400000-0x00000000004F3000-memory.dmp

    Filesize

    972KB

  • memory/2240-13-0x0000000000400000-0x00000000004F3000-memory.dmp

    Filesize

    972KB