Overview

overview

10

Static

static

3

2024-03-31...ny.exe

windows7-x64

10

2024-03-31...ny.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2024-03-31_1f7803c53dda8e6f129badebc063abb8_gandcrab_karagany

  • Size

    177KB

  • Sample

    240331-prnassbd7w

  • MD5

    1f7803c53dda8e6f129badebc063abb8

  • SHA1

    77351e298686a3240682084348bd157932cc5367

  • SHA256

    eb528959f5368774fc2ad93850fa702d8f66dffd8ee80d7c31e14481fe1f5ff2

  • SHA512

    2eff121cc212f58eae054a5cedefd231e027e47168d2f27a721e7a985941b00480f0db487bec4d685d7717766c1cec00f0095b6afa960a1caf6bae5e004d8c82

  • SSDEEP

    3072:JxgidvBOyONJMjNP9Fgz/z98PtM7JARKcFw40kio4eY+ykU02dbt9i+lAbHVzgWa:Jui/OyONWjvBP1RKheUkU02746Ab1zgz

Score
10/10
gandcrabbackdoorpersistenceransomware

Malware Config

Targets

    • Target

      2024-03-31_1f7803c53dda8e6f129badebc063abb8_gandcrab_karagany

    • Size

      177KB

    • MD5

      1f7803c53dda8e6f129badebc063abb8

    • SHA1

      77351e298686a3240682084348bd157932cc5367

    • SHA256

      eb528959f5368774fc2ad93850fa702d8f66dffd8ee80d7c31e14481fe1f5ff2

    • SHA512

      2eff121cc212f58eae054a5cedefd231e027e47168d2f27a721e7a985941b00480f0db487bec4d685d7717766c1cec00f0095b6afa960a1caf6bae5e004d8c82

    • SSDEEP

      3072:JxgidvBOyONJMjNP9Fgz/z98PtM7JARKcFw40kio4eY+ykU02dbt9i+lAbHVzgWa:Jui/OyONWjvBP1RKheUkU02746Ab1zgz

    Score
    10/10
    gandcrabbackdoorpersistenceransomware

    • GandCrab payload

    • Gandcrab

      Gandcrab is a Trojan horse that encrypts files on a computer.

      ransomwarebackdoorgandcrab

    • Detects Reflective DLL injection artifacts

    • Detects ransomware indicator

    • Gandcrab Payload

    • Adds Run key to start application

      persistence

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks