Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    a3064ce367aa393ce295e656bfbec5888bbc74d1fa1e6ab7b4a618694c3a32df

  • Size

    2.0MB

  • Sample

    240525-k99vascg94

  • MD5

    aa4b44cf5769a3cede1956b7443fb69a

  • SHA1

    849dc1a86f153e7a28be694efa90f6152f260c39

  • SHA256

    a3064ce367aa393ce295e656bfbec5888bbc74d1fa1e6ab7b4a618694c3a32df

  • SHA512

    6f95ee9488ddb97ce9efdab7d5ee4db2869429007ffe238bbf6eb48469ff789d2af1cbda71c3b134dbab6a4bef385df28de0b205cb0cf1ab3f883365a729dca7

  • SSDEEP

    49152:s4K3x1vUSJtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex18StIuoITsdZ

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

      a3064ce367aa393ce295e656bfbec5888bbc74d1fa1e6ab7b4a618694c3a32df

    • Size

      2.0MB

    • MD5

      aa4b44cf5769a3cede1956b7443fb69a

    • SHA1

      849dc1a86f153e7a28be694efa90f6152f260c39

    • SHA256

      a3064ce367aa393ce295e656bfbec5888bbc74d1fa1e6ab7b4a618694c3a32df

    • SHA512

      6f95ee9488ddb97ce9efdab7d5ee4db2869429007ffe238bbf6eb48469ff789d2af1cbda71c3b134dbab6a4bef385df28de0b205cb0cf1ab3f883365a729dca7

    • SSDEEP

      49152:s4K3x1vUSJtTF+TxMoxc1TU+j+dAzGwlrh:s4Ex18StIuoITsdZ

    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