Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    4d401393db228d63524059ed6e1ef6870dd0dce88ce1248bf95a45f7573067a9

  • Size

    2.0MB

  • Sample

    240523-cv5b9sae2s

  • MD5

    d2e972460664a7d3e4ab29a5d5a138fd

  • SHA1

    029d248ea641bd5fe88ff92d780eb06c56f1c386

  • SHA256

    4d401393db228d63524059ed6e1ef6870dd0dce88ce1248bf95a45f7573067a9

  • SHA512

    f11ff2465d45cfbc4fd61f77149c5031c1966f77495c7c6248543d94d4ddde3e68617e9d2d5909c5783d94880d8206ef7228a758e8f050460f6fa72107b4b6c1

  • SSDEEP

    49152:7QzHt472DiJtTF+TxMoxc1TU+j+dAzGwlrh:7QzHtwtIuoITsdZ

Score
10/10
stealcvidardiscoveryspywarestealer

Malware Config

Extracted

Family

stealc

rc4.plain

Targets

    • Target

      4d401393db228d63524059ed6e1ef6870dd0dce88ce1248bf95a45f7573067a9

    • Size

      2.0MB

    • MD5

      d2e972460664a7d3e4ab29a5d5a138fd

    • SHA1

      029d248ea641bd5fe88ff92d780eb06c56f1c386

    • SHA256

      4d401393db228d63524059ed6e1ef6870dd0dce88ce1248bf95a45f7573067a9

    • SHA512

      f11ff2465d45cfbc4fd61f77149c5031c1966f77495c7c6248543d94d4ddde3e68617e9d2d5909c5783d94880d8206ef7228a758e8f050460f6fa72107b4b6c1

    • SSDEEP

      49152:7QzHt472DiJtTF+TxMoxc1TU+j+dAzGwlrh:7QzHtwtIuoITsdZ

    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