General

  • Target

    new_jdpr.exe

  • Size

    1.3MB

  • Sample

    210308-wx4gwgdt92

  • MD5

    2c52f3918b636736bdf0022c64115b26

  • SHA1

    88cf55ae8c77ed23219e7c8fe794afa93301ad6d

  • SHA256

    224ce0605b6840d7953729cee972f9e79198cb0d45a2cd3f16198444f6d2f914

  • SHA512

    551f22bc10ceb1af2d6f8da6a27ec842176a14108383a2d46a37f4ee3bdfda0b08732aa5549e4a07d3dc337f1ebb07ca1852eb7b0ed9320fe5117b2d5cb62495

Malware Config

Targets

    • Target

      new_jdpr.exe

    • Size

      1.3MB

    • MD5

      2c52f3918b636736bdf0022c64115b26

    • SHA1

      88cf55ae8c77ed23219e7c8fe794afa93301ad6d

    • SHA256

      224ce0605b6840d7953729cee972f9e79198cb0d45a2cd3f16198444f6d2f914

    • SHA512

      551f22bc10ceb1af2d6f8da6a27ec842176a14108383a2d46a37f4ee3bdfda0b08732aa5549e4a07d3dc337f1ebb07ca1852eb7b0ed9320fe5117b2d5cb62495

    • Matrix Ransomware

      Targeted ransomware with information collection and encryption functionality.

    • Registers COM server for autorun

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Modifies boot configuration data using bcdedit

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Sets service image path in registry

    • UPX packed file

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

    • Loads dropped DLL

    • Modifies file permissions

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Drops desktop.ini file(s)

    • Enumerates connected drives

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

    • Drops file in System32 directory

    • Sets desktop wallpaper using registry

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

2
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

File Deletion

2
T1107

Modify Registry

3
T1112

File Permissions Modification

1
T1222

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

3
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

4
T1082

Collection

Data from Local System

1
T1005

Impact

Inhibit System Recovery

3
T1490

Defacement

1
T1491

Tasks