General

  • Target

    6e8643be663b6295645bf7c28323f00b1552e9d398116c780933095507624a62

  • Size

    1.5MB

  • Sample

    240120-bdtzjahca7

  • MD5

    782bcf992d63bdefa2d4fa9506db01b3

  • SHA1

    59a586ab6eb222c94cc4d4cefacac8cdc078a3b5

  • SHA256

    6e8643be663b6295645bf7c28323f00b1552e9d398116c780933095507624a62

  • SHA512

    6af38824f318d3dfda4774c6fdfdf952396c4cbb976bb16e2bf7b3a8287af5922695e2952f38e3641aa5d289bc06945716503927c9f11b58ddccae98086add7b

  • SSDEEP

    24576:jBkVdlYAK71WmEjLaofPl87xCDV3fu/2s+zIfcJ8AV3z8vTjV4BzKInuKW:FsvK1m/aofK7xCZLs+sf0YLHKW

Malware Config

Targets

    • Target

      6e8643be663b6295645bf7c28323f00b1552e9d398116c780933095507624a62

    • Size

      1.5MB

    • MD5

      782bcf992d63bdefa2d4fa9506db01b3

    • SHA1

      59a586ab6eb222c94cc4d4cefacac8cdc078a3b5

    • SHA256

      6e8643be663b6295645bf7c28323f00b1552e9d398116c780933095507624a62

    • SHA512

      6af38824f318d3dfda4774c6fdfdf952396c4cbb976bb16e2bf7b3a8287af5922695e2952f38e3641aa5d289bc06945716503927c9f11b58ddccae98086add7b

    • SSDEEP

      24576:jBkVdlYAK71WmEjLaofPl87xCDV3fu/2s+zIfcJ8AV3z8vTjV4BzKInuKW:FsvK1m/aofK7xCZLs+sf0YLHKW

    • Detects Echelon Stealer payload

    • Echelon

      Echelon is a .NET stealer that targets passwords from browsers, email and cryptocurrency clients.

    • Stops running service(s)

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

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

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Defense Evasion

Impair Defenses

1
T1562

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Impact

Service Stop

1
T1489

Tasks