Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    2a4534b85a38f45c3a95b04c4d88983fc99c15bb98dde5536b9733789413fcee

  • Size

    1.8MB

  • Sample

    240523-gntdmsfg6w

  • MD5

    aea0e90c3cc7a1096274e6f5d467afb2

  • SHA1

    3c5ef2f989740f48b61edfda747a7b079e27e0c9

  • SHA256

    2a4534b85a38f45c3a95b04c4d88983fc99c15bb98dde5536b9733789413fcee

  • SHA512

    cac50e55de56b9e0d5d9dab18cfdf9fd701e4d263340e7fac08b9caf3883c77d0e8141a7bbef90f2440a41179000b2863b59b92cd42bdd9183a066e1c20c5838

  • SSDEEP

    24576:FBfuZfeq6sVO6hTdtTF+TxMoxQH1Tj4wtjYZH1DmoYYzi3WH45yv+OueSJhm9e:F7qFHJtTF+TxMoxc1TU+j+dAzGwlrh

Score
10/10
stealcvidardiscoveryspywarestealer

Malware Config

Extracted

Family

stealc

rc4.plain

Targets

    • Target

      2a4534b85a38f45c3a95b04c4d88983fc99c15bb98dde5536b9733789413fcee

    • Size

      1.8MB

    • MD5

      aea0e90c3cc7a1096274e6f5d467afb2

    • SHA1

      3c5ef2f989740f48b61edfda747a7b079e27e0c9

    • SHA256

      2a4534b85a38f45c3a95b04c4d88983fc99c15bb98dde5536b9733789413fcee

    • SHA512

      cac50e55de56b9e0d5d9dab18cfdf9fd701e4d263340e7fac08b9caf3883c77d0e8141a7bbef90f2440a41179000b2863b59b92cd42bdd9183a066e1c20c5838

    • SSDEEP

      24576:FBfuZfeq6sVO6hTdtTF+TxMoxQH1Tj4wtjYZH1DmoYYzi3WH45yv+OueSJhm9e:F7qFHJtTF+TxMoxc1TU+j+dAzGwlrh

    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

    • 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

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