Overview

overview

10

Static

static

3

2023-08-25...JC.exe

windows7-x64

10

2023-08-25...JC.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2023-08-25_dc05502d3f3f90fff8f238acd1968b37_mafia_JC.exe

  • Size

    250KB

  • Sample

    230915-vwkncsdg9x

  • MD5

    dc05502d3f3f90fff8f238acd1968b37

  • SHA1

    687eaed7a2ea82eb8cf52e50464318aef6fa8be1

  • SHA256

    585099816a6edd82a0a8c7495d164595910782e9c640cc55a96863b9239c0fdc

  • SHA512

    e8f064da02e37174b677c7ed2a0c3c90f95208ff82f0d7e3d3a64ffd276104b87b66a9af2d389f8006af979ea3bbb2e3c51d35409a82bb25b605381a628520c5

  • SSDEEP

    3072:D/yK5d0Gj0+nY3uEBLvBNfdUR2/qFnB8o2+vU3WuvIBuj00nReaXkuSQ7cdOd3:D/y20Gj0r+EBFrkvlU3RvIUDOIN

Score
10/10
gandcrabbackdoorpersistenceransomware

Malware Config

Targets

    • Target

      2023-08-25_dc05502d3f3f90fff8f238acd1968b37_mafia_JC.exe

    • Size

      250KB

    • MD5

      dc05502d3f3f90fff8f238acd1968b37

    • SHA1

      687eaed7a2ea82eb8cf52e50464318aef6fa8be1

    • SHA256

      585099816a6edd82a0a8c7495d164595910782e9c640cc55a96863b9239c0fdc

    • SHA512

      e8f064da02e37174b677c7ed2a0c3c90f95208ff82f0d7e3d3a64ffd276104b87b66a9af2d389f8006af979ea3bbb2e3c51d35409a82bb25b605381a628520c5

    • SSDEEP

      3072:D/yK5d0Gj0+nY3uEBLvBNfdUR2/qFnB8o2+vU3WuvIBuj00nReaXkuSQ7cdOd3:D/y20Gj0r+EBFrkvlU3RvIUDOIN

    Score
    10/10
    gandcrabbackdoorpersistenceransomware

    • GandCrab payload

    • Gandcrab

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

      ransomwarebackdoorgandcrab

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • 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