Overview

overview

10

Static

static

7a45a4ae68...in.exe

windows7_x64

10

7a45a4ae68...in.exe

windows10_x64

10

Sharing

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General

  • Target

    7a45a4ae68992e5be784b4a6da7acd98dc28281fe238f22c1f7c1d85a90d144a.bin

  • Size

    60KB

  • Sample

    201103-ffgbtw5t42

  • MD5

    2000de399f4c0ad50a26780700ed6cac

  • SHA1

    70c0d6b0a8485df01ed893a7919009f099591083

  • SHA256

    7a45a4ae68992e5be784b4a6da7acd98dc28281fe238f22c1f7c1d85a90d144a

  • SHA512

    378cfc46bb17be59975c29e19cb08d5c899eb088639b3446470e286c831ef4f71179316e0c8cbfad8bcc6d77c6dc5cb3ec96690a9a0a0646e69edcd3648e340b

Score
10/10
wastedlockerdiscoveryexploitpersistenceransomware

Malware Config

Targets

    • Target

      7a45a4ae68992e5be784b4a6da7acd98dc28281fe238f22c1f7c1d85a90d144a.bin

    • Size

      60KB

    • MD5

      2000de399f4c0ad50a26780700ed6cac

    • SHA1

      70c0d6b0a8485df01ed893a7919009f099591083

    • SHA256

      7a45a4ae68992e5be784b4a6da7acd98dc28281fe238f22c1f7c1d85a90d144a

    • SHA512

      378cfc46bb17be59975c29e19cb08d5c899eb088639b3446470e286c831ef4f71179316e0c8cbfad8bcc6d77c6dc5cb3ec96690a9a0a0646e69edcd3648e340b

    Score
    10/10
    wastedlockerdiscoveryexploitpersistenceransomware

    • WastedLocker

      Ransomware family seen in the wild since May 2020.

      ransomwarewastedlocker

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomware

    • Executes dropped EXE

    • Modifies extensions of user files

      Ransomware generally changes the extension on encrypted files.

      ransomware

    • Possible privilege escalation attempt

      exploit

    • Deletes itself

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Drops file in System32 directory

    • Modifies service

      persistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1
T1031

Hidden Files and Directories

1
T1158

Privilege Escalation

Defense Evasion

File Deletion

2
T1107

File Permissions Modification

1
T1222

Modify Registry

1
T1112

Hidden Files and Directories

1
T1158

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Inhibit System Recovery

2
T1490

Tasks