Overview

overview

8

Static

static

3

dfsd.exe

windows10-2004-x64

8

dfsd.exe

windows11-ltsc_2024-x64

7

Sharing

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General

  • Target
    dfsd.exe
  • Size 3.2MB
  • Sample260805-car67sttft
  • SHA256 7cfd233c86bc4f9eda3d6bd83dba7bf533da6cdc930bf6b45f35881e2384358e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
defense_evasiondiscoveryexecutionexploitpersistenceprivilege_escalation

Malware Config

Targets

    • Target
      dfsd.exe
    • Size 3.2MB
    • SHA256 7cfd233c86bc4f9eda3d6bd83dba7bf533da6cdc930bf6b45f35881e2384358e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    8/10
    defense_evasiondiscoveryexecutionexploitpersistenceprivilege_escalation

    • Drops file in Drivers directory

    • Modifies Windows Firewall

      defense_evasion

    • Possible privilege escalation attempt

      exploit

    • Checks computer location settings

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

    • Creates new service(s)

      persistenceexecution

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Stops running service(s)

      defense_evasionexecution

    • File and Directory Permissions Modification: Windows File and Directory Permissions Modification

      defense_evasion

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

      defense_evasion

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

2
T1059

Windows Command Shell

1
T1059.003

System Services

2
T1569

Service Execution

2
T1569.002

Persistence

Create or Modify System Process

3
T1543

Windows Service

3
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Create or Modify System Process

3
T1543

Windows Service

3
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

File and Directory Permissions Modification

2
T1222

Windows File and Directory Permissions Modification

1
T1222.001

Impair Defenses

2
T1562

Disable or Modify System Firewall

1
T1562.004

Indicator Removal

1
T1070

File Deletion

1
T1070.004

Credential Access

Discovery

Browser Information Discovery

1
T1217

Peripheral Device Discovery

1
T1120

Query Registry

4
T1012

System Information Discovery

6
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Time Discovery

1
T1124

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

1
T1489

Tasks