Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    b9c592b9e1f1ce6649c2fe1f58c5a778fca65974003b8df0e7db90e57d3a33e2

  • Size

    2.0MB

  • Sample

    240523-c7y11sbc42

  • MD5

    85a0a6d2685712b4cf6afc5cb10a93e7

  • SHA1

    e6f8ad4d3862de7eba2f2fc4721d89ef0fba38fe

  • SHA256

    b9c592b9e1f1ce6649c2fe1f58c5a778fca65974003b8df0e7db90e57d3a33e2

  • SHA512

    f934b45e131db9cbdf3ae0eb3b6777b938c451e32b6f6b616604ba5098d0f881c628cc2a8723f19e30ca4d86cd20e8893fb72a823a449e41538e20f41c79d6ed

  • SSDEEP

    49152:7QzHt472DaJtTF+TxMoxc1TU+j+dAzGwlrh:7QzHtMtIuoITsdZ

Score
10/10
stealcvidardiscoveryspywarestealer

Malware Config

Extracted

Family

stealc

rc4.plain

Targets

    • Target

      b9c592b9e1f1ce6649c2fe1f58c5a778fca65974003b8df0e7db90e57d3a33e2

    • Size

      2.0MB

    • MD5

      85a0a6d2685712b4cf6afc5cb10a93e7

    • SHA1

      e6f8ad4d3862de7eba2f2fc4721d89ef0fba38fe

    • SHA256

      b9c592b9e1f1ce6649c2fe1f58c5a778fca65974003b8df0e7db90e57d3a33e2

    • SHA512

      f934b45e131db9cbdf3ae0eb3b6777b938c451e32b6f6b616604ba5098d0f881c628cc2a8723f19e30ca4d86cd20e8893fb72a823a449e41538e20f41c79d6ed

    • SSDEEP

      49152:7QzHt472DaJtTF+TxMoxc1TU+j+dAzGwlrh:7QzHtMtIuoITsdZ

    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