General

  • Target

    818d899f97b141d991937b1d39936ead0a845022ea685c7e83aef1fd55838033

  • Size

    592KB

  • Sample

    240120-bdwhcsggcq

  • MD5

    a6c5e33747f3087b1f1c96d5c800aa99

  • SHA1

    d3e400f79fb0520deca6eaf52ac030eadec98a71

  • SHA256

    818d899f97b141d991937b1d39936ead0a845022ea685c7e83aef1fd55838033

  • SHA512

    5339057ce8126bb5fc1c4a2115b4887533761ed5cb54976ec8b2087abf6a4602012cc939c04876a3cbf10ed270b100ee55b20fdecae51fa6952194ee2900fdb8

  • SSDEEP

    12288:2ZhhKDNUUA7ZLJLUf9snBS4csPYae6qfzRAA:2ZCxUF7hhUF54clNf7RB

Malware Config

Targets

    • Target

      818d899f97b141d991937b1d39936ead0a845022ea685c7e83aef1fd55838033

    • Size

      592KB

    • MD5

      a6c5e33747f3087b1f1c96d5c800aa99

    • SHA1

      d3e400f79fb0520deca6eaf52ac030eadec98a71

    • SHA256

      818d899f97b141d991937b1d39936ead0a845022ea685c7e83aef1fd55838033

    • SHA512

      5339057ce8126bb5fc1c4a2115b4887533761ed5cb54976ec8b2087abf6a4602012cc939c04876a3cbf10ed270b100ee55b20fdecae51fa6952194ee2900fdb8

    • SSDEEP

      12288:2ZhhKDNUUA7ZLJLUf9snBS4csPYae6qfzRAA:2ZCxUF7hhUF54clNf7RB

    • 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.

    • 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