Analysis

  • max time kernel
    150s
  • max time network
    194s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    12-08-2021 05:43

General

  • Target

    NEW PURCHASE ORDER.exe

  • Size

    982KB

  • MD5

    bcb77b64ef4a369f8b381aff4c6f1c57

  • SHA1

    4624958cd8a724ad01868331d9a78a64fb0cdcb0

  • SHA256

    142cf7f01ff7c99da5e16196325e3fa3a6d867ff0e50696d727c92696ba97ccf

  • SHA512

    9249aea1d4a0d467c544271297ee7b88851c586c9afab522f845a071d7551bbefdfc49b516d13bb5d31277ab194026ecd5852e0d751b0527e7543a2d9607405a

Malware Config

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

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEW PURCHASE ORDER.exe
    "C:\Users\Admin\AppData\Local\Temp\NEW PURCHASE ORDER.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:604
    • C:\Users\Admin\AppData\Local\Temp\NEW PURCHASE ORDER.exe
      "C:\Users\Admin\AppData\Local\Temp\NEW PURCHASE ORDER.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1124

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/604-59-0x0000000075211000-0x0000000075213000-memory.dmp

    Filesize

    8KB

  • memory/604-62-0x0000000000230000-0x0000000000232000-memory.dmp

    Filesize

    8KB

  • memory/1124-60-0x000000000049D8CA-mapping.dmp

  • memory/1124-63-0x0000000000400000-0x00000000004F3000-memory.dmp

    Filesize

    972KB

  • memory/1124-64-0x0000000002B30000-0x0000000003B30000-memory.dmp

    Filesize

    16.0MB