Overview

overview

8

Static

static

1

Picture.psd

windows11-21h2-x64

8

Resubmissions

07/06/2024, 19:53

240607-yl3b7sde568

07/06/2024, 19:50

240607-ykgdcace4x4

07/06/2024, 19:49

240607-yj29esde321

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General

  • Target
    Picture.psd
  • Size 275KB
  • Sample240607-yl3b7sde56
  • SHA256 fcb63ed3223083b3f1d6830ad56204e47d2394fca667cd21125b744c05f6e3e8
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10
discoverypersistenceransomwareupx

Malware Config

Targets

    • Target
      Picture.psd
    • Size 275KB
    • SHA256 fcb63ed3223083b3f1d6830ad56204e47d2394fca667cd21125b744c05f6e3e8
    • MD5 SHA1 SHA512 SSDEEP
    Score
    8/10
    discoverypersistenceransomwareupx

    • Downloads MZ/PE file

    • Modifies Installed Components in the registry

      persistence

    • Modifies RDP port number used by Windows

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

      persistence

    • Registers COM server for autorun

      persistence

    • UPX packed file

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

      upx

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Drops desktop.ini file(s)

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Scheduled Task/Job

1
T1053

Defense Evasion

Modify Registry

5
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Discovery

Peripheral Device Discovery

2
T1120

Query Registry

6
T1012

System Information Discovery

5
T1082

Lateral Movement

Remote Services

1
T1021

Remote Desktop Protocol

1
T1021.001

Collection

Command and Control

Exfiltration

Impact

Defacement

1
T1491

Tasks