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Overview

overview

10

Static

static

3

23765acc56...0N.exe

windows7-x64

10

23765acc56...0N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    23765acc5648bb69a661441140d8a3f0N.exe

  • Size

    351KB

  • Sample

    240901-nvnv3azbrr

  • MD5

    23765acc5648bb69a661441140d8a3f0

  • SHA1

    c150de336ac88baa3a1adf5fd568096e3d6c0d1a

  • SHA256

    64286834e52595b260106d182071f719b008117e1ddf158da2c9a2a598c58303

  • SHA512

    f51bf4a1b0e9dfe665763a7d4bc5ad8288932175c602c3e79b29e6bbc965a7055644bceca52894ce44b8771894d433452b8c6ac31928b47f95efdba2ba0884ae

  • SSDEEP

    6144:V/OZplTYZplx/OZpl7/OZplx/OZplQ/OZplU:V/MTqx/M7/Mx/MQ/MU

Score
10/10
discoveryevasionpersistence

Malware Config

Targets

    • Target

      23765acc5648bb69a661441140d8a3f0N.exe

    • Size

      351KB

    • MD5

      23765acc5648bb69a661441140d8a3f0

    • SHA1

      c150de336ac88baa3a1adf5fd568096e3d6c0d1a

    • SHA256

      64286834e52595b260106d182071f719b008117e1ddf158da2c9a2a598c58303

    • SHA512

      f51bf4a1b0e9dfe665763a7d4bc5ad8288932175c602c3e79b29e6bbc965a7055644bceca52894ce44b8771894d433452b8c6ac31928b47f95efdba2ba0884ae

    • SSDEEP

      6144:V/OZplTYZplx/OZpl7/OZplx/OZplQ/OZplU:V/MTqx/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