Overview

overview

10

Static

static

fattura.jar

windows7_x64

10

fattura.jar

windows10-2004_x64

10

Sharing

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General

  • Target

    9073eb184ea9cb5a5553ed24798073a5f50d0045e64f38a7c9166ed61bf463b8

  • Size

    221KB

  • Sample

    220521-pqv91sbadr

  • MD5

    44e4a524574424dbe81694de83c56978

  • SHA1

    b9dce4679c2a51be8e5bc649aaef642942eb4392

  • SHA256

    9073eb184ea9cb5a5553ed24798073a5f50d0045e64f38a7c9166ed61bf463b8

  • SHA512

    e30f168044919b4ac89ef3a1e0d63888e85b4a1a36c2a20b81ff3031e975ce5d869063dd4c516b9ddb86981bda0b7caad2312590d501968ef711ea3c6df26c74

Score
10/10
rattywshratpersistenceratsuricatatrojan

Malware Config

Extracted

Family

wshrat

C2

http://pluginsrv2.duckdns.org:8899

Targets

    • Target

      fattura.jar

    • Size

      221KB

    • MD5

      4ebaf0ed00b6136fe1e4273508d855fa

    • SHA1

      a3e6b82b95500b8eda4ab37a8f3865d47af3c7ad

    • SHA256

      be32a4b1ba9b1ac7803eac01ca4a38f96770ad27d2d434794809ba3242182b0d

    • SHA512

      80c243457a0b879b0cd2484837357326593131207e200f93cd4f40a2ce5dd4c8e5590c6f67638b7942c1ca6634abc637fa9658b81791116419960deb349f49c3

    Score
    10/10
    rattywshratpersistenceratsuricatatrojan

    • Ratty

      Ratty is an open source Java Remote Access Tool.

      trojanratratty

    • Ratty Rat Payload

    • WSHRAT

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

      trojanwshrat

    • suricata: ET MALWARE WSHRAT CnC Checkin

      suricata: ET MALWARE WSHRAT CnC Checkin

      suricata

    • suricata: ET MALWARE Worm.VBS Dunihi/Houdini/H-Worm/WSHRAT Checkin 1

      suricata: ET MALWARE Worm.VBS Dunihi/Houdini/H-Worm/WSHRAT Checkin 1

      suricata

    • 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

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks