Overview

overview

10

Static

static

10

2024-04-01...ab.exe

windows7-x64

10

2024-04-01...ab.exe

windows10-2004-x64

10

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General

  • Target

    2024-04-01_9b103fc57cfeeeff88623575ea0216c0_gandcrab

  • Size

    147KB

  • Sample

    240401-c8gs5abh53

  • MD5

    9b103fc57cfeeeff88623575ea0216c0

  • SHA1

    aaeb8843722a32b3d4baf84761fa4cd13426aac7

  • SHA256

    c00495b4d63a1e7f18a679548e3cad71b19b3c3aec2d1e04e4148037dc808d7f

  • SHA512

    9da25bb74d1160aa83a882d497e31b324a2ae61a4f8067a3410340f061e931e7cf6db6f5e766f71d4ad91429415a5e75a2b84c77d82b5a28c48515d3f224f9de

  • SSDEEP

    3072:WBounVyFHFMqqDL2/LgHkc2U6FiPZ8aewZ2ql5f2J9lj:WqxHmqqDL6EHl2U6CbeOl5f2Fj

Score
10/10
gandcrabbackdoorpersistenceransomwareupx

Malware Config

Targets

    • Target

      2024-04-01_9b103fc57cfeeeff88623575ea0216c0_gandcrab

    • Size

      147KB

    • MD5

      9b103fc57cfeeeff88623575ea0216c0

    • SHA1

      aaeb8843722a32b3d4baf84761fa4cd13426aac7

    • SHA256

      c00495b4d63a1e7f18a679548e3cad71b19b3c3aec2d1e04e4148037dc808d7f

    • SHA512

      9da25bb74d1160aa83a882d497e31b324a2ae61a4f8067a3410340f061e931e7cf6db6f5e766f71d4ad91429415a5e75a2b84c77d82b5a28c48515d3f224f9de

    • SSDEEP

      3072:WBounVyFHFMqqDL2/LgHkc2U6FiPZ8aewZ2ql5f2J9lj:WqxHmqqDL6EHl2U6CbeOl5f2Fj

    Score
    10/10
    gandcrabbackdoorpersistenceransomwareupx

    • 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

    • UPX dump on OEP (original entry point)

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • 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