Overview

overview

10

Static

static

Recibo de pago.js

windows7-x64

10

Recibo de pago.js

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/09/2022, 07:47

Sharing

Copy URL Twitter E-mail
Report Analysis Logs

General

  • Target
    Recibo de pago.js
  • Size 632KB
  • Sample220923-jmkq8aded2
  • SHA256 0c080c6425c6475e91fd8041db1609dc45c2f0e3e4073626c56f782685fb6621
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
agentteslavjw0rmwshratcollectionkeyloggerpersistencespywarestealertrojanworm

Malware Config

Extracted

Family

  • agenttesla

Credentials

Extracted

Family

  • wshrat

C2

  • http://goods.camdvr.org:2888

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

    keyloggertrojanstealerspywareagenttesla
  • Vjw0rm

    Vjw0rm is a remote access trojan written in JavaScript.

    trojanwormvjw0rm
  • WSHRAT

    WSHRAT is a variant of Houdini worm and has vbs and js variants.

    trojanwshrat
  • Blocklisted process makes network request 61 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 3 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

    spywarestealer
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

    spywarestealer
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • Adds Run key to start application 2 TTPs 8 IoCs
    persistence
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Program crash 1 IoCs
  • Script User-Agent 27 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe "C:\Users\Admin\AppData\Local\Temp\Recibo de pago.js"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1864
    • C:\Windows\System32\wscript.exe
      "C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\dohKlqYtRl.js"
      2⤵
      • Blocklisted process makes network request
      • Drops startup file
      PID:2764
    • C:\Windows\System32\wscript.exe
      "C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\Recibo de pago.js"
      2⤵
      • Blocklisted process makes network request
      • Checks computer location settings
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3180
      • C:\Windows\System32\wscript.exe
        "C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\dohKlqYtRl.js"
        3⤵
        • Blocklisted process makes network request
        • Drops startup file
        PID:4804
      • C:\Users\Admin\AppData\Roaming\nicon4.0origin.exe
        "C:\Users\Admin\AppData\Roaming\nicon4.0origin.exe"
        3⤵
        • Drops file in Drivers directory
        • Executes dropped EXE
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:1296
  • C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -pss -s 444 -p 2232 -ip 2232
    1⤵
      PID:3996
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2232 -s 2456
      1⤵
      • Program crash
      PID:4092

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          dohKlqYtRl.js
          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\dohKlqYtRl.js
          • Size 6KB
          • SHA256 7110e043499e1599d870cbb08e45209d92647659d17b9895cb9ac3c54b463752
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          Recibo de pago.js
          • Path C:\Users\Admin\AppData\Roaming\Recibo de pago.js
          • Size 632KB
          • SHA256 0c080c6425c6475e91fd8041db1609dc45c2f0e3e4073626c56f782685fb6621
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          dohKlqYtRl.js
          • Path C:\Users\Admin\AppData\Roaming\dohKlqYtRl.js
          • Size 6KB
          • SHA256 7110e043499e1599d870cbb08e45209d92647659d17b9895cb9ac3c54b463752
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          dohKlqYtRl.js
          • Path C:\Users\Admin\AppData\Roaming\dohKlqYtRl.js
          • Size 6KB
          • SHA256 7110e043499e1599d870cbb08e45209d92647659d17b9895cb9ac3c54b463752
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          nicon4.0origin.exe
          • Path C:\Users\Admin\AppData\Roaming\nicon4.0origin.exe
          • Size 211KB
          • SHA256 6aba8a03fd93b96c073cfc3cd2801926f9a6f25bc2afb95a686237e6900a184e
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          nicon4.0origin.exe
          • Path C:\Users\Admin\AppData\Roaming\nicon4.0origin.exe
          • Size 211KB
          • SHA256 6aba8a03fd93b96c073cfc3cd2801926f9a6f25bc2afb95a686237e6900a184e
          • MD5 SHA1 SHA512 SSDEEP
          Submit Download

          memory/1296-144-0x0000000005820000-0x00000000058BC000-memory.dmp
          Download

          memory/1296-142-0x0000000000DE0000-0x0000000000E1C000-memory.dmp
          Download

          memory/1296-143-0x0000000005CC0000-0x0000000006264000-memory.dmp
          Download

          memory/1296-145-0x00000000064B0000-0x0000000006516000-memory.dmp
          Download

          memory/1296-146-0x0000000006AC0000-0x0000000006B10000-memory.dmp
          Download

          memory/1296-147-0x0000000006860000-0x00000000068F2000-memory.dmp
          Download

          memory/1296-148-0x0000000006940000-0x000000000694A000-memory.dmp
          Download