Overview

overview

10

Static

static

3

2023-08-25...JC.exe

windows7-x64

10

2023-08-25...JC.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    2023-08-25_e38798718f799a2cbe1ec8df732189bf_mafia_JC.exe

  • Size

    250KB

  • Sample

    230915-wdjtsagh88

  • MD5

    e38798718f799a2cbe1ec8df732189bf

  • SHA1

    f82b15132fd08e81016479080f4cffb363a644bf

  • SHA256

    03920c0c6176d9328039c519f3df8e9f232a1567ec30a4df4f43fb84a91f5968

  • SHA512

    ee665db356852aaff6f997767ac5930509910c67d3c58d8046d793ab6ece89a34b4c98c558e4b459d4eba02c83122dcbeafa810173d051037c688f52785f67d0

  • SSDEEP

    3072:Y/yK5d0Gj0+nY3uEBLvBNfdUR2/qFnB8o2+vU3WuvIBuj00nReaXkuSQ7cdOdP:Y/y20Gj0r+EBFrkvlU3RvIUDOIB

Score
10/10
gandcrabbackdoorpersistenceransomware

Malware Config

Targets

    • Target

      2023-08-25_e38798718f799a2cbe1ec8df732189bf_mafia_JC.exe

    • Size

      250KB

    • MD5

      e38798718f799a2cbe1ec8df732189bf

    • SHA1

      f82b15132fd08e81016479080f4cffb363a644bf

    • SHA256

      03920c0c6176d9328039c519f3df8e9f232a1567ec30a4df4f43fb84a91f5968

    • SHA512

      ee665db356852aaff6f997767ac5930509910c67d3c58d8046d793ab6ece89a34b4c98c558e4b459d4eba02c83122dcbeafa810173d051037c688f52785f67d0

    • SSDEEP

      3072:Y/yK5d0Gj0+nY3uEBLvBNfdUR2/qFnB8o2+vU3WuvIBuj00nReaXkuSQ7cdOdP:Y/y20Gj0r+EBFrkvlU3RvIUDOIB

    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