Overview

overview

10

Static

static

1

088388210.js

windows7-x64

10

088388210.js

windows10-2004-x64

10

Sharing

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General

  • Target

    088388210.js

  • Size

    1.0MB

  • Sample

    230602-gqwa1sae8s

  • MD5

    4a9c3350ea162c4d477a59ebfa70e8ca

  • SHA1

    8dae3719af54dbd33604e1a79b026da35304aa32

  • SHA256

    267de4719ac7c2396cc95b3008d081b066940d637fcc83cf6d6c4b977b71fdbc

  • SHA512

    4006fb27e2bbf3f71a0f6e6cecae7381665a943cd8b8d325efb53cf12fe3b7953abd8fd3a57b7172d0b6a303ec600a24efe8105b53a548f4f197ba5cad43bcd9

  • SSDEEP

    3072:sofZp+Z5aQBe6RYxPAHJ1mM3WXmnsgWrApRKI:sofZp+Z5aQBe6RYxPJgWi1

Score
10/10
wshratpersistencetrojan

Malware Config

Extracted

Family

wshrat

C2

http://45.90.222.125:7121

Targets

    • Target

      088388210.js

    • Size

      1.0MB

    • MD5

      4a9c3350ea162c4d477a59ebfa70e8ca

    • SHA1

      8dae3719af54dbd33604e1a79b026da35304aa32

    • SHA256

      267de4719ac7c2396cc95b3008d081b066940d637fcc83cf6d6c4b977b71fdbc

    • SHA512

      4006fb27e2bbf3f71a0f6e6cecae7381665a943cd8b8d325efb53cf12fe3b7953abd8fd3a57b7172d0b6a303ec600a24efe8105b53a548f4f197ba5cad43bcd9

    • SSDEEP

      3072:sofZp+Z5aQBe6RYxPAHJ1mM3WXmnsgWrApRKI:sofZp+Z5aQBe6RYxPJgWi1

    Score
    10/10
    wshratpersistencetrojan

    • WSHRAT

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

      trojanwshrat

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • Nirsoft

    • Blocklisted process makes network request

    • Checks computer location settings

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

    • Drops startup file

    • Adds Run key to start application

      persistence

    • Looks up external IP address via web service

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

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks