Overview

overview

10

Static

static

3917afdfa9...76.exe

windows7_x64

10

3917afdfa9...76.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    3917afdfa9cbaed0ed409df3d30d3efd1aaaf03fae5c03810336c118ec1aab76

  • Size

    207KB

  • Sample

    220625-wf235sebgn

  • MD5

    aa6f9e075458a6592bfae515b846ae94

  • SHA1

    adc9efdb229faffb2aa821e29ef13a15984bdce4

  • SHA256

    3917afdfa9cbaed0ed409df3d30d3efd1aaaf03fae5c03810336c118ec1aab76

  • SHA512

    7d1c90f7b921636a8e829f49ed60cd27129d32dd5eba2c628f76b4a78b62808c9a08235b1fbabf9290d823d21c7c8a35a504774e5b99c2b384bc1a500d44eea9

Score
10/10
gandcrabbackdoorpersistenceransomwaresuricata

Malware Config

Targets

    • Target

      3917afdfa9cbaed0ed409df3d30d3efd1aaaf03fae5c03810336c118ec1aab76

    • Size

      207KB

    • MD5

      aa6f9e075458a6592bfae515b846ae94

    • SHA1

      adc9efdb229faffb2aa821e29ef13a15984bdce4

    • SHA256

      3917afdfa9cbaed0ed409df3d30d3efd1aaaf03fae5c03810336c118ec1aab76

    • SHA512

      7d1c90f7b921636a8e829f49ed60cd27129d32dd5eba2c628f76b4a78b62808c9a08235b1fbabf9290d823d21c7c8a35a504774e5b99c2b384bc1a500d44eea9

    Score
    10/10
    gandcrabbackdoorpersistenceransomwaresuricata

    • GandCrab Payload

    • Gandcrab

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

      ransomwarebackdoorgandcrab

    • suricata: ET MALWARE Observed GandCrab Ransomware CnC/IP Check Domain (gdcb .bit in DNS Lookup)

      suricata: ET MALWARE Observed GandCrab Ransomware CnC/IP Check Domain (gdcb .bit in DNS Lookup)

      suricata

    • suricata: ET MALWARE Observed GandCrab Ransomware CnC/IP Check Domain (malwarehunterteam .bit in DNS Lookup)

      suricata: ET MALWARE Observed GandCrab Ransomware CnC/IP Check Domain (malwarehunterteam .bit in DNS Lookup)

      suricata

    • suricata: ET MALWARE Observed GandCrab Ransomware CnC/IP Check Domain (politiaromana .bit in DNS Lookup)

      suricata: ET MALWARE Observed GandCrab Ransomware CnC/IP Check Domain (politiaromana .bit in DNS Lookup)

      suricata

    • 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 v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

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

Tasks