Overview

overview

10

Static

static

1

Proof of payment.js

windows7-x64

10

Proof of payment.js

windows10-2004-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    19-04-2023 16:10

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General

  • Target

    Proof of payment.js

  • Size

    1.1MB

  • MD5

    07948d4c14243ac4b4eaf9a0230ec5b5

  • SHA1

    185fb7dd9090676f5ad5f25273a7995ca2b9c1a1

  • SHA256

    b10629b039634989764ba8d45aaa4ea06482e770d2ad9ee436d4fe0d4eff9144

  • SHA512

    c1e00563bf710d3e5a516c9a72968a35096d2c6b8571f341e4639bf3b0a0a85bb4f5c102a39c7daf9c4cd366bcb820b4ddcd3413e75c4a11a6972a0862ce0cf6

  • SSDEEP

    3072:QQToJ8BgSQIp0Ptzlk69MkT3QvWEYye6mTKAl:QQTstMkT6ed

Score
10/10
wshrattrojan

Malware Config

Extracted

Family

wshrat

C2

http://harold.2waky.com:1604

Signatures

  • WSHRAT

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

    trojanwshrat
  • Blocklisted process makes network request 20 IoCs
  • Drops startup file 2 IoCs
  • 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.

  • Script User-Agent 19 IoCs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe "C:\Users\Admin\AppData\Local\Temp\Proof of payment.js"
    1⤵
    • Drops startup file
    • Suspicious use of WriteProcessMemory
    PID:1960
    • C:\Windows\System32\wscript.exe
      "C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\Proof of payment.js"
      2⤵
      • Blocklisted process makes network request
      • Drops startup file
      PID:1064

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Proof of payment.js
    Filesize

    1.1MB

    MD5

    07948d4c14243ac4b4eaf9a0230ec5b5

    SHA1

    185fb7dd9090676f5ad5f25273a7995ca2b9c1a1

    SHA256

    b10629b039634989764ba8d45aaa4ea06482e770d2ad9ee436d4fe0d4eff9144

    SHA512

    c1e00563bf710d3e5a516c9a72968a35096d2c6b8571f341e4639bf3b0a0a85bb4f5c102a39c7daf9c4cd366bcb820b4ddcd3413e75c4a11a6972a0862ce0cf6

    Download Submit

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Proof of payment.js
    Filesize

    1.1MB

    MD5

    07948d4c14243ac4b4eaf9a0230ec5b5

    SHA1

    185fb7dd9090676f5ad5f25273a7995ca2b9c1a1

    SHA256

    b10629b039634989764ba8d45aaa4ea06482e770d2ad9ee436d4fe0d4eff9144

    SHA512

    c1e00563bf710d3e5a516c9a72968a35096d2c6b8571f341e4639bf3b0a0a85bb4f5c102a39c7daf9c4cd366bcb820b4ddcd3413e75c4a11a6972a0862ce0cf6

    Download Submit

  • C:\Users\Admin\Proof of payment.js
    Filesize

    1.1MB

    MD5

    07948d4c14243ac4b4eaf9a0230ec5b5

    SHA1

    185fb7dd9090676f5ad5f25273a7995ca2b9c1a1

    SHA256

    b10629b039634989764ba8d45aaa4ea06482e770d2ad9ee436d4fe0d4eff9144

    SHA512

    c1e00563bf710d3e5a516c9a72968a35096d2c6b8571f341e4639bf3b0a0a85bb4f5c102a39c7daf9c4cd366bcb820b4ddcd3413e75c4a11a6972a0862ce0cf6

    Download Submit