Overview

overview

10

Static

static

3

a6a45f5a54...fN.exe

windows7-x64

10

a6a45f5a54...fN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a6a45f5a54350583c3db1ab7a4fb66f4eeff3851bfa588a8cd4be5353b2c576fN

  • Size

    91KB

  • Sample

    240920-v28blsybmg

  • MD5

    9eb54eb5fc805b094f5b1befadf6eb20

  • SHA1

    2bfcc8f823f7026a0a8a5c92d7e4714b8186e595

  • SHA256

    a6a45f5a54350583c3db1ab7a4fb66f4eeff3851bfa588a8cd4be5353b2c576f

  • SHA512

    8e2682183cb233e04c5fac466cad25e45ba3c4d3d09383a027d537e024f6662e980596526b67de32e09e8800faaea1446fc245346b2369133fe3bcb90e58ef59

  • SSDEEP

    768:E3gRYjXbUeHORIC4ZxBMldNKm8Mxm8I+IxrjPfAQ4o3ImuC3gRYjXbUeHORIC4Z2:uT3OA3+KQsxfS43T3OA3+KQsxfS4q

Score
10/10
discoveryevasionpersistence

Malware Config

Targets

    • Target

      a6a45f5a54350583c3db1ab7a4fb66f4eeff3851bfa588a8cd4be5353b2c576fN

    • Size

      91KB

    • MD5

      9eb54eb5fc805b094f5b1befadf6eb20

    • SHA1

      2bfcc8f823f7026a0a8a5c92d7e4714b8186e595

    • SHA256

      a6a45f5a54350583c3db1ab7a4fb66f4eeff3851bfa588a8cd4be5353b2c576f

    • SHA512

      8e2682183cb233e04c5fac466cad25e45ba3c4d3d09383a027d537e024f6662e980596526b67de32e09e8800faaea1446fc245346b2369133fe3bcb90e58ef59

    • SSDEEP

      768:E3gRYjXbUeHORIC4ZxBMldNKm8Mxm8I+IxrjPfAQ4o3ImuC3gRYjXbUeHORIC4Z2:uT3OA3+KQsxfS43T3OA3+KQsxfS4q

    Score
    10/10
    discoveryevasionpersistence

    • 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

    • 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