Overview

overview

10

Static

static

10

2024-03-31...ab.exe

windows7-x64

10

2024-03-31...ab.exe

windows10-2004-x64

10

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General

  • Target

    2024-03-31_81fd8df6ec154ff0f15aef43dcd34e38_gandcrab

  • Size

    145KB

  • Sample

    240331-x9pkksaf58

  • MD5

    81fd8df6ec154ff0f15aef43dcd34e38

  • SHA1

    068e6468feb54d118a845f6bfe62bca13e9a7ddb

  • SHA256

    b7353d68d2b59a1c6729d29f19d3de475c288f262c5b97de7b948e8c40a4c7df

  • SHA512

    5c81eaa11e1c4dea679d6ab808f7641cd03703e60f23c4ab735b43edbca5127a1028351f9fc1feabb0925a842cfed588a5ed8e63c7a90bd89f943541197915d7

  • SSDEEP

    3072:yYHVHd2NCMqqDL2/mr3IdE8we0Avu5r++ygLIaagvdCjRv9OtN:yyOqqDL64vdGREz

Score
10/10
gandcrabbackdoorpersistenceransomware

Malware Config

Targets

    • Target

      2024-03-31_81fd8df6ec154ff0f15aef43dcd34e38_gandcrab

    • Size

      145KB

    • MD5

      81fd8df6ec154ff0f15aef43dcd34e38

    • SHA1

      068e6468feb54d118a845f6bfe62bca13e9a7ddb

    • SHA256

      b7353d68d2b59a1c6729d29f19d3de475c288f262c5b97de7b948e8c40a4c7df

    • SHA512

      5c81eaa11e1c4dea679d6ab808f7641cd03703e60f23c4ab735b43edbca5127a1028351f9fc1feabb0925a842cfed588a5ed8e63c7a90bd89f943541197915d7

    • SSDEEP

      3072:yYHVHd2NCMqqDL2/mr3IdE8we0Avu5r++ygLIaagvdCjRv9OtN:yyOqqDL64vdGREz

    Score
    10/10
    gandcrabbackdoorpersistenceransomware

    • GandCrab payload

    • Gandcrab

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

      ransomwarebackdoorgandcrab

    • 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