Overview

overview

10

Static

static

1401-4061-pdf.js

windows7_x64

10

1401-4061-pdf.js

windows10-2004_x64

10

Sharing

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General

  • Target

    1401-4061-pdf.js

  • Size

    138KB

  • Sample

    220628-l3dc7agfdj

  • MD5

    8a5e28d0a4a55865ee0aa1d4c4a14c7e

  • SHA1

    c42cf3a4993b9a7fe7d0ad9ea788a6f7744ccff7

  • SHA256

    942072bbb5d710fb261e082bf5ba051d7fe03e27fd7c79188712614bb24c131d

  • SHA512

    ed78f4a71bd17d68fbe44cca7056fad6f653367afda0f6a3f9b6127ece981c754c6f07ee26a69486f3fb5760c3fecfc1c60b46b5ee79739cac02e1f89eb0e0af

Score
10/10
vjw0rmpersistencetrojanworm

Malware Config

Targets

    • Target

      1401-4061-pdf.js

    • Size

      138KB

    • MD5

      8a5e28d0a4a55865ee0aa1d4c4a14c7e

    • SHA1

      c42cf3a4993b9a7fe7d0ad9ea788a6f7744ccff7

    • SHA256

      942072bbb5d710fb261e082bf5ba051d7fe03e27fd7c79188712614bb24c131d

    • SHA512

      ed78f4a71bd17d68fbe44cca7056fad6f653367afda0f6a3f9b6127ece981c754c6f07ee26a69486f3fb5760c3fecfc1c60b46b5ee79739cac02e1f89eb0e0af

    Score
    10/10
    vjw0rmpersistencetrojanworm

    • Vjw0rm

      Vjw0rm is a remote access trojan written in JavaScript.

      trojanwormvjw0rm

    • 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
    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

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks