Overview

overview

10

Static

static

3

b10a4aa3df...0N.exe

windows7-x64

10

b10a4aa3df...0N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b10a4aa3df257b0ab5ae9f69f5c28f12b6822d1b12c7203ea464a879f54e79a0N.exe

  • Size

    56KB

  • Sample

    241203-t5x5datmas

  • MD5

    2ec9a94617d9f3e2a7e903c68263fe90

  • SHA1

    0447c22121fa41884659f4fe514598f3b4ae1f68

  • SHA256

    b10a4aa3df257b0ab5ae9f69f5c28f12b6822d1b12c7203ea464a879f54e79a0

  • SHA512

    9a59e1d7f0fc25db72767f5360b41e77fb9ef92504a6173d213f7bf0b31e143707eecef5442613817bbeb9cc921f7a7d7ae1e778c7b811a3585d96bfab81408a

  • SSDEEP

    768:VNuG777/+V36n9PcXYvn8KR1I3NznRAQZlh4VkpX179r+R59Owekft:V8w2VS9Eovn8KRgWmhZpX1QQw5

Score
10/10
discoveryevasionpersistence

Malware Config

Targets

    • Target

      b10a4aa3df257b0ab5ae9f69f5c28f12b6822d1b12c7203ea464a879f54e79a0N.exe

    • Size

      56KB

    • MD5

      2ec9a94617d9f3e2a7e903c68263fe90

    • SHA1

      0447c22121fa41884659f4fe514598f3b4ae1f68

    • SHA256

      b10a4aa3df257b0ab5ae9f69f5c28f12b6822d1b12c7203ea464a879f54e79a0

    • SHA512

      9a59e1d7f0fc25db72767f5360b41e77fb9ef92504a6173d213f7bf0b31e143707eecef5442613817bbeb9cc921f7a7d7ae1e778c7b811a3585d96bfab81408a

    • SSDEEP

      768:VNuG777/+V36n9PcXYvn8KR1I3NznRAQZlh4VkpX179r+R59Owekft:V8w2VS9Eovn8KRgWmhZpX1QQw5

    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