Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    8f4fe93bee25112fec853c206252cf58ce51c2b8499ae387363fa85c0bbccdee

  • Size

    2.0MB

  • Sample

    240526-xndk7ahb99

  • MD5

    51efb457d5b65efe172d970ffb215b10

  • SHA1

    4a163e2df2d15ea0826fc647cf77cbabd8cffb4a

  • SHA256

    8f4fe93bee25112fec853c206252cf58ce51c2b8499ae387363fa85c0bbccdee

  • SHA512

    a110651705f54444fcc06ad0dd2f5dd685e8d07633714000feeb4a86afedbd13731d2f599267e6f02f1435814a1777b2c3ce4dcd6d6419d5d6ee8885e28a992b

  • SSDEEP

    49152:OePpQEBJtTF+TxMoxc1TU+j+dAzGwlrh:OePpQEBtIuoITsdZ

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

      8f4fe93bee25112fec853c206252cf58ce51c2b8499ae387363fa85c0bbccdee

    • Size

      2.0MB

    • MD5

      51efb457d5b65efe172d970ffb215b10

    • SHA1

      4a163e2df2d15ea0826fc647cf77cbabd8cffb4a

    • SHA256

      8f4fe93bee25112fec853c206252cf58ce51c2b8499ae387363fa85c0bbccdee

    • SHA512

      a110651705f54444fcc06ad0dd2f5dd685e8d07633714000feeb4a86afedbd13731d2f599267e6f02f1435814a1777b2c3ce4dcd6d6419d5d6ee8885e28a992b

    • SSDEEP

      49152:OePpQEBJtTF+TxMoxc1TU+j+dAzGwlrh:OePpQEBtIuoITsdZ

    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