Overview

overview

8

Static

static

3

f4cccc31f0...e4.exe

windows7-x64

8

f4cccc31f0...e4.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    f4cccc31f05ae2371653e1c194aee99f70b9e607114090fb02d791145d2d3be4

  • Size

    771KB

  • Sample

    240212-w626tscf33

  • MD5

    e9ed9e2d8111c2ad75c569d8fd0e07e4

  • SHA1

    c8c2d20c4278501d5968e2373c72414494bcc086

  • SHA256

    f4cccc31f05ae2371653e1c194aee99f70b9e607114090fb02d791145d2d3be4

  • SHA512

    5f8e29c185aeb04a66feda53be9b34532c6f547ea1b47abd59d8eaedd4e90a613e493d1a59bc4f6ce6b4a642040de58b31a8fafd5b105556ed9d0908442c8fe8

  • SSDEEP

    12288:U761vvrXBDZZmDmSh7SHSjX4z4ZV4kzI6OcGfAkx4tOF6j+Z:U7qvrXo7ZNX4z4YbcGfAkx4tNE

Score
8/10
discoveryevasionpersistence

Malware Config

Targets

    • Target

      f4cccc31f05ae2371653e1c194aee99f70b9e607114090fb02d791145d2d3be4

    • Size

      771KB

    • MD5

      e9ed9e2d8111c2ad75c569d8fd0e07e4

    • SHA1

      c8c2d20c4278501d5968e2373c72414494bcc086

    • SHA256

      f4cccc31f05ae2371653e1c194aee99f70b9e607114090fb02d791145d2d3be4

    • SHA512

      5f8e29c185aeb04a66feda53be9b34532c6f547ea1b47abd59d8eaedd4e90a613e493d1a59bc4f6ce6b4a642040de58b31a8fafd5b105556ed9d0908442c8fe8

    • SSDEEP

      12288:U761vvrXBDZZmDmSh7SHSjX4z4ZV4kzI6OcGfAkx4tOF6j+Z:U7qvrXo7ZNX4z4YbcGfAkx4tNE

    Score
    8/10
    discoveryevasionpersistence

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

      evasion

    • Sets file execution options in registry

      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

    • Registers COM server for autorun

      persistence

    • Adds Run key to start application

      persistence

    • Blocklisted process makes network request

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • 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

3
T1547

Registry Run Keys / Startup Folder

3
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

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

3
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

5
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

4
T1012

System Information Discovery

4
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks