Overview

overview

10

Static

static

3

2024-04-23...ia.exe

windows7-x64

10

2024-04-23...ia.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2024-04-23_4939913a70c09ec6da0b27dd455f388c_karagany_mafia

  • Size

    250KB

  • Sample

    240423-cyhbxabf58

  • MD5

    4939913a70c09ec6da0b27dd455f388c

  • SHA1

    353d5cef988e62728248205f7fd71664bd63a93c

  • SHA256

    fd539ad58f155836367c4ecf71bf98bcefcb2559769c09e6d3ca5cf4c364734f

  • SHA512

    b6dd9f6101e948c497af5f14e0f03557eff36bfb7b1aa9e65e96c411747c5a5b232a260f87640d62584916788a7a1fd459a8fba782a5e0bb62bd48491eff6232

  • SSDEEP

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

Score
10/10
gandcrabbackdoorpersistenceransomware

Malware Config

Targets

    • Target

      2024-04-23_4939913a70c09ec6da0b27dd455f388c_karagany_mafia

    • Size

      250KB

    • MD5

      4939913a70c09ec6da0b27dd455f388c

    • SHA1

      353d5cef988e62728248205f7fd71664bd63a93c

    • SHA256

      fd539ad58f155836367c4ecf71bf98bcefcb2559769c09e6d3ca5cf4c364734f

    • SHA512

      b6dd9f6101e948c497af5f14e0f03557eff36bfb7b1aa9e65e96c411747c5a5b232a260f87640d62584916788a7a1fd459a8fba782a5e0bb62bd48491eff6232

    • SSDEEP

      3072:n/yK5d0Gj0+nY3uEBLvBNfdUR2/qFnB8o2+vU3WuvIBuj00nReaXkuSQ7cdOd3:n/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