Overview

overview

10

Static

static

3

4cbfb67f5d...9N.exe

windows7-x64

10

4cbfb67f5d...9N.exe

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    4cbfb67f5d5d9a526130ce63d9fb96c783899f42b11f11b1ec983dec8c3da559N

  • Size

    313KB

  • Sample

    240920-pzwxxaxdnk

  • MD5

    ca04727958d7489a8af766ee1ac6f7c0

  • SHA1

    857727adc78102e0f077933b56694965bddac65f

  • SHA256

    4cbfb67f5d5d9a526130ce63d9fb96c783899f42b11f11b1ec983dec8c3da559

  • SHA512

    1dbcc435b17ad9a69cabbbc4a47935a92c25921005d47313aae6ffb38388aaf49f70763570310a0d40b2079f8c6278e8b6a172bbaf8872ff6d90e7ec8f8aa9c6

  • SSDEEP

    6144:4eHwXUU5EYCTvaBjDjWrLJKuKnGML5Njcxd:4yMUusvalag5Njad

Score
10/10
discoveryevasionpersistenceupx

Malware Config

Targets

    • Target

      4cbfb67f5d5d9a526130ce63d9fb96c783899f42b11f11b1ec983dec8c3da559N

    • Size

      313KB

    • MD5

      ca04727958d7489a8af766ee1ac6f7c0

    • SHA1

      857727adc78102e0f077933b56694965bddac65f

    • SHA256

      4cbfb67f5d5d9a526130ce63d9fb96c783899f42b11f11b1ec983dec8c3da559

    • SHA512

      1dbcc435b17ad9a69cabbbc4a47935a92c25921005d47313aae6ffb38388aaf49f70763570310a0d40b2079f8c6278e8b6a172bbaf8872ff6d90e7ec8f8aa9c6

    • SSDEEP

      6144:4eHwXUU5EYCTvaBjDjWrLJKuKnGML5Njcxd:4yMUusvalag5Njad

    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 use of System Restore points

      evasion

    • Event Triggered Execution: Image File Execution Options Injection

      persistence

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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

    • Enumerates connected drives

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

    • 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

2
T1546

Change Default File Association

1
T1546.001

Image File Execution Options Injection

1
T1546.012

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

2
T1546

Change Default File Association

1
T1546.001

Image File Execution Options Injection

1
T1546.012

Defense Evasion

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Modify Registry

5
T1112

Credential Access

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

2
T1012

System Information Discovery

3
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