General

  • Target

    7082302ceee9e84632ae16a2e3b44747e24424748086f522b6303e4bca9e4948

  • Size

    4.1MB

  • Sample

    220309-czfjpsfbhl

  • MD5

    79112cb6a47b53ae2844d502f0a5d7c2

  • SHA1

    43509a0719409190eb27e962d07b8099258cc816

  • SHA256

    7082302ceee9e84632ae16a2e3b44747e24424748086f522b6303e4bca9e4948

  • SHA512

    6c63acc37f3ab9dfa66d0d44f8edb0b2ea71a7224055936e5db2e64eb8a037bbea8aeb16b4f3182e4ff40fb8fc786346be0fd82ac51ba874431b08f0de5990c4

Malware Config

Targets

    • Target

      7082302ceee9e84632ae16a2e3b44747e24424748086f522b6303e4bca9e4948

    • Size

      4.1MB

    • MD5

      79112cb6a47b53ae2844d502f0a5d7c2

    • SHA1

      43509a0719409190eb27e962d07b8099258cc816

    • SHA256

      7082302ceee9e84632ae16a2e3b44747e24424748086f522b6303e4bca9e4948

    • SHA512

      6c63acc37f3ab9dfa66d0d44f8edb0b2ea71a7224055936e5db2e64eb8a037bbea8aeb16b4f3182e4ff40fb8fc786346be0fd82ac51ba874431b08f0de5990c4

    • Echelon

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

    • Echelon log file

      Detects a log file produced by Echelon.

    • Executes dropped EXE

    • Checks computer location settings

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

    • 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

    • Adds Run key to start application

    • 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 v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Tasks