Overview

overview

10

Static

static

sample.js

windows7_x64

10

sample.js

windows10_x64

10

Sharing

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General

  • Target

    sample.js

  • Size

    910KB

  • Sample

    210421-hdy34hn7e2

  • MD5

    883fa46edf3dfc3d4160faa2704c828e

  • SHA1

    27163d08ca6d045bd9a377cf6e7908c48f986caa

  • SHA256

    fc594743679135ba55d13ef203c1a4110ec80cf207f01af9dfdf287fc83321e8

  • SHA512

    dd5627aa87a517e82c74a7a189e2f4ba00715fd4f09d2888323317d098b7b78a615936f3e236e4f4308ea2ee1d0fd245755a61bb6830e9f58ac539bff6865d09

Score
10/10
wshratpersistencetrojan

Malware Config

Targets

    • Target

      sample.js

    • Size

      910KB

    • MD5

      883fa46edf3dfc3d4160faa2704c828e

    • SHA1

      27163d08ca6d045bd9a377cf6e7908c48f986caa

    • SHA256

      fc594743679135ba55d13ef203c1a4110ec80cf207f01af9dfdf287fc83321e8

    • SHA512

      dd5627aa87a517e82c74a7a189e2f4ba00715fd4f09d2888323317d098b7b78a615936f3e236e4f4308ea2ee1d0fd245755a61bb6830e9f58ac539bff6865d09

    Score
    10/10
    wshratpersistencetrojan

    • WSHRAT

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

      trojanwshrat

    • Blocklisted process makes network request

    • 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

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks