Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    b98ba4f48ad58a55a79732eea1f80838bc26dc0ab3ba0403d04a3c25df9c3d08

  • Size

    2.3MB

  • Sample

    240406-k4lkhseh7t

  • MD5

    8392650851d29f54e051d8a6499889a5

  • SHA1

    d5814cff46164e3011bfce0d3bd7f6692ec63c64

  • SHA256

    b98ba4f48ad58a55a79732eea1f80838bc26dc0ab3ba0403d04a3c25df9c3d08

  • SHA512

    f518039b485bc675383c11b435f2b6eab2dd8d1ffac3e0aed29d972effedeb69aa039191b0986a05c275a9ccb2d65d0efc98a21db96c9cde2c54a8fa3f0f1cd8

  • SSDEEP

    49152:4EWDvY84YWarHKnuQDuZu/RJJlB8xsDDckz8YKBg1i1IIMoq:OxkDumRJJlQuDcXMDJ

Score
10/10
chaoshermeticwiperxwormzgratpersistenceransomwarerattrojanwiper

Malware Config

Extracted

Family

xworm

Version

3.1

C2

gamemodz.duckdns.org:4678

Attributes
  • Install_directory

    %AppData%

  • install_file

    USB.exe

Targets

    • Target

      b98ba4f48ad58a55a79732eea1f80838bc26dc0ab3ba0403d04a3c25df9c3d08

    • Size

      2.3MB

    • MD5

      8392650851d29f54e051d8a6499889a5

    • SHA1

      d5814cff46164e3011bfce0d3bd7f6692ec63c64

    • SHA256

      b98ba4f48ad58a55a79732eea1f80838bc26dc0ab3ba0403d04a3c25df9c3d08

    • SHA512

      f518039b485bc675383c11b435f2b6eab2dd8d1ffac3e0aed29d972effedeb69aa039191b0986a05c275a9ccb2d65d0efc98a21db96c9cde2c54a8fa3f0f1cd8

    • SSDEEP

      49152:4EWDvY84YWarHKnuQDuZu/RJJlB8xsDDckz8YKBg1i1IIMoq:OxkDumRJJlQuDcXMDJ

    Score
    10/10
    chaosxwormzgratpersistenceransomwarerattrojanhermeticwiperwiper

    • Chaos

      Ransomware family first seen in June 2021.

      ransomwarechaos

    • Chaos Ransomware

    • Detect HermeticWiper

      Detect HermeticWiper Payload.

      wiper

    • Detect Xworm Payload

    • Detect ZGRat V1

    • HermeticWiper

      HermeticWiper is a partition-corrupting malware used in cyberattacks against Ukrainian organizations.

      wiperhermeticwiper

    • Xworm

      Xworm is a remote access trojan written in C#.

      trojanratxworm

    • ZGRat

      ZGRat is remote access trojan written in C#.

      ratzgrat

    • Drops file in Drivers directory

    • Drops startup file

    • Executes dropped EXE

    • 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.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks