Overview

overview

10

Static

static

3

2023-08-26...JC.exe

windows7-x64

10

2023-08-26...JC.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    2023-08-26_015f3488c2e26e01adbbecb3d5f15d8d_mafia_JC.exe

  • Size

    300KB

  • Sample

    230916-mg6y2sce87

  • MD5

    015f3488c2e26e01adbbecb3d5f15d8d

  • SHA1

    806859ced3c497fdaa291a0b2ea3ce462a3dc81d

  • SHA256

    f492821d2957ba12638eb081283e811a5cfc1d2079b21233d964e9697ad5995d

  • SHA512

    7c3c26b32997f247e19320579287fd16f599b0debf830256dfee720493d190674083a2e96d7ce18ef772964cd4b134941a0802f4570225afaaae8928da935e78

  • SSDEEP

    6144:CvEANMO1UnseVgkV0xwvfxnhLTiusLe1740B:luM0Unsna5mut40B

Score
10/10
gandcrabbackdoorpersistenceransomware

Malware Config

Targets

    • Target

      2023-08-26_015f3488c2e26e01adbbecb3d5f15d8d_mafia_JC.exe

    • Size

      300KB

    • MD5

      015f3488c2e26e01adbbecb3d5f15d8d

    • SHA1

      806859ced3c497fdaa291a0b2ea3ce462a3dc81d

    • SHA256

      f492821d2957ba12638eb081283e811a5cfc1d2079b21233d964e9697ad5995d

    • SHA512

      7c3c26b32997f247e19320579287fd16f599b0debf830256dfee720493d190674083a2e96d7ce18ef772964cd4b134941a0802f4570225afaaae8928da935e78

    • SSDEEP

      6144:CvEANMO1UnseVgkV0xwvfxnhLTiusLe1740B:luM0Unsna5mut40B

    Score
    10/10
    gandcrabbackdoorpersistenceransomware

    • GandCrab payload

    • Gandcrab

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

      ransomwarebackdoorgandcrab

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • 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