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Overview

overview

10

Static

static

7

6ddaaa257c...b6.exe

windows7-x64

10

6ddaaa257c...b6.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    6ddaaa257c1c760cc3ef8863cf34edfaee8bc690d7c02449a0d590d38b43e6b6

  • Size

    91KB

  • Sample

    240808-2d3vjs1dnp

  • MD5

    6f6dd0f5946e5941ce684aa25d0d55a0

  • SHA1

    b9864560bda81cd4e8d5b3b3b69a466801b59c24

  • SHA256

    6ddaaa257c1c760cc3ef8863cf34edfaee8bc690d7c02449a0d590d38b43e6b6

  • SHA512

    878c44a30eaf541b01825a0c78966ae2b788dd8751ecbfb50e35fb05eab93353ce6a9c2797ce7bedb5936347b8d4effbe4cad5211dfe8a4584267135559668ea

  • SSDEEP

    1536:QRsjdIZfaif4YrxCjjKnouy8VzVRsjdIZfaif4YrxCjjKnouy8VzK:QOyZy9wCjOouttVOyZy9wCjOouttK

Score
10/10
discoveryevasionpersistenceupx

Malware Config

Targets

    • Target

      6ddaaa257c1c760cc3ef8863cf34edfaee8bc690d7c02449a0d590d38b43e6b6

    • Size

      91KB

    • MD5

      6f6dd0f5946e5941ce684aa25d0d55a0

    • SHA1

      b9864560bda81cd4e8d5b3b3b69a466801b59c24

    • SHA256

      6ddaaa257c1c760cc3ef8863cf34edfaee8bc690d7c02449a0d590d38b43e6b6

    • SHA512

      878c44a30eaf541b01825a0c78966ae2b788dd8751ecbfb50e35fb05eab93353ce6a9c2797ce7bedb5936347b8d4effbe4cad5211dfe8a4584267135559668ea

    • SSDEEP

      1536:QRsjdIZfaif4YrxCjjKnouy8VzVRsjdIZfaif4YrxCjjKnouy8VzK:QOyZy9wCjOouttVOyZy9wCjOouttK

    Score
    10/10
    discoveryevasionpersistenceupx

    • Modifies WinLogon for persistence

      persistence

    • Modifies visibility of file extensions in Explorer

      evasion

    • Modifies visiblity of hidden/system files in Explorer

      evasion

    • Disables RegEdit via registry modification

      evasion

    • Disables use of System Restore points

      evasion

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

      persistence

    • UPX packed file

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

      upx

    • Adds Run key to start application

      persistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Defense Evasion

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Modify Registry

6
T1112

Credential Access

Discovery

System Information Discovery

1
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

1
T1490

Tasks