Overview

overview

10

Static

static

3

2024-03-31...ia.exe

windows7-x64

10

2024-03-31...ia.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2024-03-31_491c5d9b37f47e12bbbe9257d4a02ad7_karagany_mafia

  • Size

    250KB

  • Sample

    240331-1ch83sdb89

  • MD5

    491c5d9b37f47e12bbbe9257d4a02ad7

  • SHA1

    743395ce60e918ba9f96a80b32309598143cda0d

  • SHA256

    0a02fe8c0be1f8503a42c4e673a6028612355b67063a8cbe20ce6efd48bc5f55

  • SHA512

    8a6858a3d807f9e01bb45caae1034a3e84dd5c1a188a74f7b3549b65a532b77ab58868780871165b623afe521eaf399e1eb91a793da9f24403afda1573ebcc72

  • SSDEEP

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

Score
10/10
gandcrabbackdoorpersistenceransomware

Malware Config

Targets

    • Target

      2024-03-31_491c5d9b37f47e12bbbe9257d4a02ad7_karagany_mafia

    • Size

      250KB

    • MD5

      491c5d9b37f47e12bbbe9257d4a02ad7

    • SHA1

      743395ce60e918ba9f96a80b32309598143cda0d

    • SHA256

      0a02fe8c0be1f8503a42c4e673a6028612355b67063a8cbe20ce6efd48bc5f55

    • SHA512

      8a6858a3d807f9e01bb45caae1034a3e84dd5c1a188a74f7b3549b65a532b77ab58868780871165b623afe521eaf399e1eb91a793da9f24403afda1573ebcc72

    • SSDEEP

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