Overview

overview

10

Static

static

3

db5ef25764...75.exe

windows7-x64

10

db5ef25764...75.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    db5ef257648b5718a160440490506e5f91e97aeb5e8c67eb47a1641e00767e75.exe

  • Size

    1.7MB

  • Sample

    250205-m35ywavnal

  • MD5

    24156a57c8970dad1372e650f1c97aac

  • SHA1

    8671d6a2ab66816ed3e113dad0340f9685ffd5fb

  • SHA256

    db5ef257648b5718a160440490506e5f91e97aeb5e8c67eb47a1641e00767e75

  • SHA512

    e31ecb3828077e4ece7cbb7dff9ae763ebd0ccd38719ae3ddc585627498e6da6c108d2209b458879c086a6a50871572b576a3177607b8602e042424fbdfbe877

  • SSDEEP

    24576:69SQXgnU56Gt4ULYVI8RGwvrK7/ckFLI78cW:KsnxUR

Score
10/10
blackshadesdefense_evasiondiscoverypersistencerattrojanupx

Malware Config

Targets

    • Target

      db5ef257648b5718a160440490506e5f91e97aeb5e8c67eb47a1641e00767e75.exe

    • Size

      1.7MB

    • MD5

      24156a57c8970dad1372e650f1c97aac

    • SHA1

      8671d6a2ab66816ed3e113dad0340f9685ffd5fb

    • SHA256

      db5ef257648b5718a160440490506e5f91e97aeb5e8c67eb47a1641e00767e75

    • SHA512

      e31ecb3828077e4ece7cbb7dff9ae763ebd0ccd38719ae3ddc585627498e6da6c108d2209b458879c086a6a50871572b576a3177607b8602e042424fbdfbe877

    • SSDEEP

      24576:69SQXgnU56Gt4ULYVI8RGwvrK7/ckFLI78cW:KsnxUR

    Score
    10/10
    blackshadesdefense_evasiondiscoverypersistencerattrojanupx

    • Blackshades

      Blackshades is a remote access trojan with various capabilities.

      ratblackshades

    • Blackshades family

      blackshades

    • Blackshades payload

    • Modifies WinLogon for persistence

      persistence

    • Modifies firewall policy service

      defense_evasion

    • UAC bypass

      defense_evasiontrojan

    • Adds policy Run key to start application

      persistence

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

      persistence

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Checks whether UAC is enabled

      defense_evasiontrojan

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

4
T1547

Active Setup

1
T1547.014

Registry Run Keys / Startup Folder

2
T1547.001

Winlogon Helper DLL

1
T1547.004

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Privilege Escalation

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Boot or Logon Autostart Execution

4
T1547

Active Setup

1
T1547.014

Registry Run Keys / Startup Folder

2
T1547.001

Winlogon Helper DLL

1
T1547.004

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Defense Evasion

Abuse Elevation Control Mechanism

1
T1548

Bypass User Account Control

1
T1548.002

Impair Defenses

2
T1562

Disable or Modify System Firewall

1
T1562.004

Disable or Modify Tools

1
T1562.001

Modify Registry

7
T1112

Credential Access

Discovery

Query Registry

1
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

Tasks