Overview

overview

10

Static

static

3

9f3b6c4b86...82.exe

windows7-x64

10

9f3b6c4b86...82.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    9f3b6c4b8696aaa01c6041fd6ddf7ceb367665581ab1f1141fc3a8b9bdfee982

  • Size

    351KB

  • Sample

    241101-vy3xqavlap

  • MD5

    307237e6aa7c78c29f2bfac45ce3d7f7

  • SHA1

    c173014b1d922dd4ed978c158641db9fb2f3a4ee

  • SHA256

    9f3b6c4b8696aaa01c6041fd6ddf7ceb367665581ab1f1141fc3a8b9bdfee982

  • SHA512

    8f24f0dad85c388b6a6f14b36f49917c48fe3a932ce2eb3c8122eaba62aa5b153626e633f8691de5cf9ec3923ae67dc382866200b0a4398803ca0f59e207ce26

  • SSDEEP

    6144:V/OZplJYZplx/OZpl7/OZplx/OZplQ/OZplU:V/MJqx/M7/Mx/MQ/MU

Score
10/10
discoveryevasionpersistence

Malware Config

Targets

    • Target

      9f3b6c4b8696aaa01c6041fd6ddf7ceb367665581ab1f1141fc3a8b9bdfee982

    • Size

      351KB

    • MD5

      307237e6aa7c78c29f2bfac45ce3d7f7

    • SHA1

      c173014b1d922dd4ed978c158641db9fb2f3a4ee

    • SHA256

      9f3b6c4b8696aaa01c6041fd6ddf7ceb367665581ab1f1141fc3a8b9bdfee982

    • SHA512

      8f24f0dad85c388b6a6f14b36f49917c48fe3a932ce2eb3c8122eaba62aa5b153626e633f8691de5cf9ec3923ae67dc382866200b0a4398803ca0f59e207ce26

    • SSDEEP

      6144:V/OZplJYZplx/OZpl7/OZplx/OZplQ/OZplU:V/MJqx/M7/Mx/MQ/MU

    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 Task Manager via registry modification

      evasion

    • Disables cmd.exe use 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

    • Enumerates connected drives

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

    • Modifies WinLogon

      persistence

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Replication Through Removable Media

1
T1091

Execution

Persistence

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

2
T1547.004

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Privilege Escalation

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

2
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

9
T1112

Credential Access

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

1
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

1
T1490

Tasks