Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    aa0f001f90f8668245ee8d9a0a3e8e69fa48ca0c612af20c971fce8d7a44a9e0

  • Size

    2.2MB

  • Sample

    240701-jraf2stcmn

  • MD5

    6f83172264c5e0e2fb53de552c278bb5

  • SHA1

    b5674eef8b8ed3e23a5122b9353087dc50958145

  • SHA256

    aa0f001f90f8668245ee8d9a0a3e8e69fa48ca0c612af20c971fce8d7a44a9e0

  • SHA512

    92259a62d73ac6283820a9bdb0ee4d47e3bb2f2c387a977e24dc2f617c8e50dc095623b970029808397e97f33f56159b7617a9bdb34871caf28c27da6fb226d6

  • SSDEEP

    24576:Uc0PyhhGkCI1wUL24jtYkYGbawg757CgXueAgXnNU2MZQti1u8LnsDJY6WpEYGYG:UJ0hsA91MPS21tuuIeNHYGY0LzjsJxK

Score
10/10
stealcvidardiscoveryspywarestealer

Malware Config

Extracted

Family

vidar

C2

https://t.me/g067n

https://steamcommunity.com/profiles/76561199707802586
Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:129.0) Gecko/20100101 Firefox/129.0

Targets

    • Target

      aa0f001f90f8668245ee8d9a0a3e8e69fa48ca0c612af20c971fce8d7a44a9e0

    • Size

      2.2MB

    • MD5

      6f83172264c5e0e2fb53de552c278bb5

    • SHA1

      b5674eef8b8ed3e23a5122b9353087dc50958145

    • SHA256

      aa0f001f90f8668245ee8d9a0a3e8e69fa48ca0c612af20c971fce8d7a44a9e0

    • SHA512

      92259a62d73ac6283820a9bdb0ee4d47e3bb2f2c387a977e24dc2f617c8e50dc095623b970029808397e97f33f56159b7617a9bdb34871caf28c27da6fb226d6

    • SSDEEP

      24576:Uc0PyhhGkCI1wUL24jtYkYGbawg757CgXueAgXnNU2MZQti1u8LnsDJY6WpEYGYG:UJ0hsA91MPS21tuuIeNHYGY0LzjsJxK

    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