Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    11bda3957b2fd86e57b1677149c0558686c11e31ae500f671d4d9a44f6e6f48f

  • Size

    2.0MB

  • Sample

    240525-h99hesad9t

  • MD5

    e22efc95638f4c4e07fd7daba5bd3154

  • SHA1

    db73b614e897241d5321dc46ec25a302958ecd84

  • SHA256

    11bda3957b2fd86e57b1677149c0558686c11e31ae500f671d4d9a44f6e6f48f

  • SHA512

    84dac88794f1692ccb88f09a6f8edff231e9524f79cd8af40414acdbacafbfe3fc1c79d9cc9a4a9190eb9cef02d23247129e8461875176840e96641375b75122

  • SSDEEP

    49152:s4K3x1vU2JtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex182tIuoITsdZ

Score
10/10
stealcvidardiscoveryspywarestealer

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

      11bda3957b2fd86e57b1677149c0558686c11e31ae500f671d4d9a44f6e6f48f

    • Size

      2.0MB

    • MD5

      e22efc95638f4c4e07fd7daba5bd3154

    • SHA1

      db73b614e897241d5321dc46ec25a302958ecd84

    • SHA256

      11bda3957b2fd86e57b1677149c0558686c11e31ae500f671d4d9a44f6e6f48f

    • SHA512

      84dac88794f1692ccb88f09a6f8edff231e9524f79cd8af40414acdbacafbfe3fc1c79d9cc9a4a9190eb9cef02d23247129e8461875176840e96641375b75122

    • SSDEEP

      49152:s4K3x1vU2JtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex182tIuoITsdZ

    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