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_0c52aa45fd708a52143288f84b12c5fe_mafia_JC.exe

  • Size

    250KB

  • Sample

    230916-zrswdsgc93

  • MD5

    0c52aa45fd708a52143288f84b12c5fe

  • SHA1

    776f2a0f702dc054e6fbc50657b3244e28578f02

  • SHA256

    86fcd84a5bd32f74ace24047eeaf06282c8c616648bcd1fce4ca2932bfa50222

  • SHA512

    65b047ac857df9d4d0fd0024f3482a15d57158e2718702c332edf1a65856ee091a7b03444fffa0c675442de87d0f0d344d78901ceae9f96a9f67f3707dec1aa8

  • SSDEEP

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

Score
10/10
gandcrabbackdoorpersistenceransomware

Malware Config

Targets

    • Target

      2023-08-26_0c52aa45fd708a52143288f84b12c5fe_mafia_JC.exe

    • Size

      250KB

    • MD5

      0c52aa45fd708a52143288f84b12c5fe

    • SHA1

      776f2a0f702dc054e6fbc50657b3244e28578f02

    • SHA256

      86fcd84a5bd32f74ace24047eeaf06282c8c616648bcd1fce4ca2932bfa50222

    • SHA512

      65b047ac857df9d4d0fd0024f3482a15d57158e2718702c332edf1a65856ee091a7b03444fffa0c675442de87d0f0d344d78901ceae9f96a9f67f3707dec1aa8

    • SSDEEP

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

    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