Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    807b07c102f8cb62d16dd33d70d9e27319938fed1891a3dd513aded6ee1ef5e0

  • Size

    1.9MB

  • Sample

    240527-rdvh3agb26

  • MD5

    8213d9fed72c7b8b77a49c66ec4d8dea

  • SHA1

    e24a05a6c04713f92d9e58d255471401f7e9bf45

  • SHA256

    807b07c102f8cb62d16dd33d70d9e27319938fed1891a3dd513aded6ee1ef5e0

  • SHA512

    02bbcb5079ed68804645d4b0b761444030292590ef5d3b090b4f441a3f3146a4f72598f435d66d6070f19cda991792a4c7966d7d12fec924bf34c5f717158393

  • SSDEEP

    49152:CdKfTn6vqJtTF+TxMoxc1TU+j+dAzGwlrh:CdKfTnRtIuoITsdZ

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

      807b07c102f8cb62d16dd33d70d9e27319938fed1891a3dd513aded6ee1ef5e0

    • Size

      1.9MB

    • MD5

      8213d9fed72c7b8b77a49c66ec4d8dea

    • SHA1

      e24a05a6c04713f92d9e58d255471401f7e9bf45

    • SHA256

      807b07c102f8cb62d16dd33d70d9e27319938fed1891a3dd513aded6ee1ef5e0

    • SHA512

      02bbcb5079ed68804645d4b0b761444030292590ef5d3b090b4f441a3f3146a4f72598f435d66d6070f19cda991792a4c7966d7d12fec924bf34c5f717158393

    • SSDEEP

      49152:CdKfTn6vqJtTF+TxMoxc1TU+j+dAzGwlrh:CdKfTnRtIuoITsdZ

    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