Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    80a7bf660b3147e293e1985f835d477441a25e5508ea3684e68ce6e79dd86ff7

  • Size

    2.0MB

  • Sample

    240524-xhh9gsfc4s

  • MD5

    38cb6645743d5a03da6ac2ca7b3a393f

  • SHA1

    f17d6f61c250519675fe9d56e31732c0bc333c8c

  • SHA256

    80a7bf660b3147e293e1985f835d477441a25e5508ea3684e68ce6e79dd86ff7

  • SHA512

    5173e8691450637a4dc79d8276ad440f5db373f52e996164fe386588206260c54a09a81f6cc28428e9edcb822ae13c8278fc3e36c28d7c31880463a5e8952444

  • SSDEEP

    49152:s4K3x1vUKJtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex18KtIuoITsdZ

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

      80a7bf660b3147e293e1985f835d477441a25e5508ea3684e68ce6e79dd86ff7

    • Size

      2.0MB

    • MD5

      38cb6645743d5a03da6ac2ca7b3a393f

    • SHA1

      f17d6f61c250519675fe9d56e31732c0bc333c8c

    • SHA256

      80a7bf660b3147e293e1985f835d477441a25e5508ea3684e68ce6e79dd86ff7

    • SHA512

      5173e8691450637a4dc79d8276ad440f5db373f52e996164fe386588206260c54a09a81f6cc28428e9edcb822ae13c8278fc3e36c28d7c31880463a5e8952444

    • SSDEEP

      49152:s4K3x1vUKJtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex18KtIuoITsdZ

    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