Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    94bb20d6af44104a6ab1ece9ff0d88a1fa70c7af39acd1b069d1c447f239e5c9

  • Size

    1.9MB

  • Sample

    240527-ls824sfe6x

  • MD5

    c500847fb8ed0fbf4d4b852142ced1e7

  • SHA1

    2d2e85c57f7404f44899a566550c35220ae94347

  • SHA256

    94bb20d6af44104a6ab1ece9ff0d88a1fa70c7af39acd1b069d1c447f239e5c9

  • SHA512

    2135eaea008d8e7aa41e576b148327b7cb6e24a91571a99d76f4493b0fe323b2a91ff7b7c0a838f7c084daa27f7fe9a41eb07f436a8613c7ef7bf44fee34daf8

  • SSDEEP

    49152:CdKfTn6veJtTF+TxMoxc1TU+j+dAzGwlrh:CdKfTnVtIuoITsdZ

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

      94bb20d6af44104a6ab1ece9ff0d88a1fa70c7af39acd1b069d1c447f239e5c9

    • Size

      1.9MB

    • MD5

      c500847fb8ed0fbf4d4b852142ced1e7

    • SHA1

      2d2e85c57f7404f44899a566550c35220ae94347

    • SHA256

      94bb20d6af44104a6ab1ece9ff0d88a1fa70c7af39acd1b069d1c447f239e5c9

    • SHA512

      2135eaea008d8e7aa41e576b148327b7cb6e24a91571a99d76f4493b0fe323b2a91ff7b7c0a838f7c084daa27f7fe9a41eb07f436a8613c7ef7bf44fee34daf8

    • SSDEEP

      49152:CdKfTn6veJtTF+TxMoxc1TU+j+dAzGwlrh:CdKfTnVtIuoITsdZ

    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