Overview

overview

10

Static

static

3

2024-03-28...ia.exe

windows7-x64

10

2024-03-28...ia.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2024-03-28_a4a0bc2f677a0cd4c0397a4226818bd0_karagany_mafia

  • Size

    250KB

  • Sample

    240328-kr8vaagg5w

  • MD5

    a4a0bc2f677a0cd4c0397a4226818bd0

  • SHA1

    a99054cde21a4d2a7deceb700eb5797d003ca27d

  • SHA256

    d7a31654dd8b839a13f751e4150bd5773ac9b4f4977f21c6349ad7e436449791

  • SHA512

    42dba407697be1d0cc08a491f3b453c294551cb60503c0bb4ee6fd7ee05a921bdaeb462306a2daca75930f04ef0a2c7261bcd0120feb9639309505a69165e322

  • SSDEEP

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

Score
10/10
gandcrabbackdoorpersistenceransomware

Malware Config

Targets

    • Target

      2024-03-28_a4a0bc2f677a0cd4c0397a4226818bd0_karagany_mafia

    • Size

      250KB

    • MD5

      a4a0bc2f677a0cd4c0397a4226818bd0

    • SHA1

      a99054cde21a4d2a7deceb700eb5797d003ca27d

    • SHA256

      d7a31654dd8b839a13f751e4150bd5773ac9b4f4977f21c6349ad7e436449791

    • SHA512

      42dba407697be1d0cc08a491f3b453c294551cb60503c0bb4ee6fd7ee05a921bdaeb462306a2daca75930f04ef0a2c7261bcd0120feb9639309505a69165e322

    • SSDEEP

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

    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