Overview

overview

10

Static

static

1

Payment proof.js

windows7-x64

10

Payment proof.js

windows10-2004-x64

10

Analysis

  • max time kernel
    147s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-04-2023 07:26

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General

  • Target

    Payment proof.js

  • Size

    1003KB

  • MD5

    9e733fa24be87845ac6194184afb59a2

  • SHA1

    962dfe219a3892d2ad653ddd29c2473664fec69f

  • SHA256

    bef0a4f7c95c95f7591e26dcbef32018614915ba62a9a65040d39b7de2e32299

  • SHA512

    ff405ea9375bda5c2f8a512d6c8364f912a8c6f0147ac59d47c025a89b1dbb5471a3a7a9bab8ffa313097aa074d302c7b00be6575f77d0922843fcac0d08ea09

  • SSDEEP

    3072:GQueMnqPJqQSV4dWCMwGpAstU60gzxuxJ0ILpj4jYfc:GQueMnqPJqQSV4dWCMxU60gzxurG

Score
10/10
wshrattrojan

Malware Config

Extracted

Family

wshrat

C2

http://harold.2waky.com:3609

Signatures

  • WSHRAT

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

    trojanwshrat
  • Blocklisted process makes network request 25 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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 24 IoCs

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

  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe "C:\Users\Admin\AppData\Local\Temp\Payment proof.js"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Suspicious use of WriteProcessMemory
    PID:400
    • C:\Windows\System32\wscript.exe
      "C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\Payment proof.js"
      2⤵
      • Blocklisted process makes network request
      • Drops startup file
      PID:3904

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Payment proof.js
    Filesize

    1003KB

    MD5

    9e733fa24be87845ac6194184afb59a2

    SHA1

    962dfe219a3892d2ad653ddd29c2473664fec69f

    SHA256

    bef0a4f7c95c95f7591e26dcbef32018614915ba62a9a65040d39b7de2e32299

    SHA512

    ff405ea9375bda5c2f8a512d6c8364f912a8c6f0147ac59d47c025a89b1dbb5471a3a7a9bab8ffa313097aa074d302c7b00be6575f77d0922843fcac0d08ea09

    Download Submit

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Payment proof.js
    Filesize

    1003KB

    MD5

    9e733fa24be87845ac6194184afb59a2

    SHA1

    962dfe219a3892d2ad653ddd29c2473664fec69f

    SHA256

    bef0a4f7c95c95f7591e26dcbef32018614915ba62a9a65040d39b7de2e32299

    SHA512

    ff405ea9375bda5c2f8a512d6c8364f912a8c6f0147ac59d47c025a89b1dbb5471a3a7a9bab8ffa313097aa074d302c7b00be6575f77d0922843fcac0d08ea09

    Download Submit

  • C:\Users\Admin\AppData\Roaming\Payment proof.js
    Filesize

    1003KB

    MD5

    9e733fa24be87845ac6194184afb59a2

    SHA1

    962dfe219a3892d2ad653ddd29c2473664fec69f

    SHA256

    bef0a4f7c95c95f7591e26dcbef32018614915ba62a9a65040d39b7de2e32299

    SHA512

    ff405ea9375bda5c2f8a512d6c8364f912a8c6f0147ac59d47c025a89b1dbb5471a3a7a9bab8ffa313097aa074d302c7b00be6575f77d0922843fcac0d08ea09

    Download Submit