Overview

overview

10

Static

static

3

6cb9b55719...b5.exe

windows7-x64

10

6cb9b55719...b5.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    6cb9b55719f469b27ea2e00ec9e033a095fe2082c672184b79c3a94fbab877b5.exe

  • Size

    2.0MB

  • Sample

    240522-xzk5eadc9t

  • MD5

    3d2827a97619c3aad1e1c03444df8c41

  • SHA1

    4e29ca126bbd255d7ece151d937edbe12df43ee9

  • SHA256

    6cb9b55719f469b27ea2e00ec9e033a095fe2082c672184b79c3a94fbab877b5

  • SHA512

    eda7b7f2a27c7391f5db2ec7fe3e256e95444859f6fb9f2421fd233b127eeb2ce18b64612bca9150fa957b76feebf0ae388949cc601d274292648e44ee0390c7

  • SSDEEP

    49152:7QzHt472D3JtTF+TxMoxc1TU+j+dAzGwlrh:7QzHtZtIuoITsdZ

Score
10/10
stealcvidardiscoveryspywarestealer

Malware Config

Extracted

Family

stealc

rc4.plain

Targets

    • Target

      6cb9b55719f469b27ea2e00ec9e033a095fe2082c672184b79c3a94fbab877b5.exe

    • Size

      2.0MB

    • MD5

      3d2827a97619c3aad1e1c03444df8c41

    • SHA1

      4e29ca126bbd255d7ece151d937edbe12df43ee9

    • SHA256

      6cb9b55719f469b27ea2e00ec9e033a095fe2082c672184b79c3a94fbab877b5

    • SHA512

      eda7b7f2a27c7391f5db2ec7fe3e256e95444859f6fb9f2421fd233b127eeb2ce18b64612bca9150fa957b76feebf0ae388949cc601d274292648e44ee0390c7

    • SSDEEP

      49152:7QzHt472D3JtTF+TxMoxc1TU+j+dAzGwlrh:7QzHtZtIuoITsdZ

    Score
    10/10
    stealcvidardiscoveryspywarestealer

    • Detect Vidar Stealer

      stealer

    • Stealc

      Stealc is an infostealer written in C++.

      stealerstealc

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

      stealervidar

    • Downloads MZ/PE file

    • 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.

      spywarestealer

    • Checks installed software on the system

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

      discovery

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks