General

  • Target

    94dc9a9b077ffd5bf20b93c9eb4c488fce76b610e5308b2dd0d18b04f66df27d

  • Size

    995KB

  • Sample

    240120-bdv7laggcp

  • MD5

    87e97a6eae614b6337a6d4e51d08a88e

  • SHA1

    7b5381794f91ab6c352e03bd534c818deb5f1d53

  • SHA256

    94dc9a9b077ffd5bf20b93c9eb4c488fce76b610e5308b2dd0d18b04f66df27d

  • SHA512

    ed25acd29946a3d41e09d1e46376293cb5e8c2833bf7ec886dec5c45fdba966393ed33895dfb99364fbba6bb98dfdef4b6406d52427a09f06b6373e368b029d0

  • SSDEEP

    24576:jBkVdlYAK0qnvXMGYsHM/Hv5WPDRFN2Hs:FsvOvXMb0D7N2M

Malware Config

Targets

    • Target

      94dc9a9b077ffd5bf20b93c9eb4c488fce76b610e5308b2dd0d18b04f66df27d

    • Size

      995KB

    • MD5

      87e97a6eae614b6337a6d4e51d08a88e

    • SHA1

      7b5381794f91ab6c352e03bd534c818deb5f1d53

    • SHA256

      94dc9a9b077ffd5bf20b93c9eb4c488fce76b610e5308b2dd0d18b04f66df27d

    • SHA512

      ed25acd29946a3d41e09d1e46376293cb5e8c2833bf7ec886dec5c45fdba966393ed33895dfb99364fbba6bb98dfdef4b6406d52427a09f06b6373e368b029d0

    • SSDEEP

      24576:jBkVdlYAK0qnvXMGYsHM/Hv5WPDRFN2Hs:FsvOvXMb0D7N2M

    • 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