General

  • Target

    e25b296ee0cbbaba810d1b2a4d53d5de358bd487403085f91a2f5087157a61cc

  • Size

    2.0MB

  • Sample

    240525-v2zdpscd32

  • MD5

    1465b829a87207810a81018ba164a600

  • SHA1

    a74c346ed58145ee48cf622e089ddb291a22753b

  • SHA256

    e25b296ee0cbbaba810d1b2a4d53d5de358bd487403085f91a2f5087157a61cc

  • SHA512

    de17c26f64f8524e13757bd2e362c852b7bebbdb150e51224c2b403b9de24992f2a3b1fb45a50e7b4b8598f247712cf9aa9bd9a668cd2bbc88dd8e927c77a400

  • SSDEEP

    49152:s4K3x1vU2JtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex182tIuoITsdZ

Malware Config

Extracted

Family

stealc

rc4.plain

Extracted

Family

vidar

C2

https://steamcommunity.com/profiles/76561199689717899

https://t.me/copterwin

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:128.0) Gecko/20100101 Firefox/128.0

Targets

    • Target

      e25b296ee0cbbaba810d1b2a4d53d5de358bd487403085f91a2f5087157a61cc

    • Size

      2.0MB

    • MD5

      1465b829a87207810a81018ba164a600

    • SHA1

      a74c346ed58145ee48cf622e089ddb291a22753b

    • SHA256

      e25b296ee0cbbaba810d1b2a4d53d5de358bd487403085f91a2f5087157a61cc

    • SHA512

      de17c26f64f8524e13757bd2e362c852b7bebbdb150e51224c2b403b9de24992f2a3b1fb45a50e7b4b8598f247712cf9aa9bd9a668cd2bbc88dd8e927c77a400

    • SSDEEP

      49152:s4K3x1vU2JtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex182tIuoITsdZ

    • Detect Vidar Stealer

    • Stealc

      Stealc is an infostealer written in C++.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

    • Checks installed software on the system

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Tasks