Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    c4fda86a54d54ca824f28aff3a13e39539dc13938f268dcea7d293235e684183

  • Size

    2.1MB

  • Sample

    240522-cntbeshc5x

  • MD5

    db4ff366df435a94bb66350c32d66c8a

  • SHA1

    6e75ab16ea0045d8ee894e6e32c71c22e62e3441

  • SHA256

    c4fda86a54d54ca824f28aff3a13e39539dc13938f268dcea7d293235e684183

  • SHA512

    1945b7707ae28958b0b1b43d24210dd64001e7be6f91f0ac37f2e356fd1ccf5d070f042cb109d5b2763478723d02baf381173f29bca3b98cb706f24f1cedee86

  • SSDEEP

    49152:N6uDuaS9ref+8JtTF+TxMoxc1TU+j+dAzGwlrh:N6uKb978tIuoITsdZ

Score
10/10
stealcvidardiscoveryspywarestealer

Malware Config

Extracted

Family

stealc

rc4.plain

Targets

    • Target

      c4fda86a54d54ca824f28aff3a13e39539dc13938f268dcea7d293235e684183

    • Size

      2.1MB

    • MD5

      db4ff366df435a94bb66350c32d66c8a

    • SHA1

      6e75ab16ea0045d8ee894e6e32c71c22e62e3441

    • SHA256

      c4fda86a54d54ca824f28aff3a13e39539dc13938f268dcea7d293235e684183

    • SHA512

      1945b7707ae28958b0b1b43d24210dd64001e7be6f91f0ac37f2e356fd1ccf5d070f042cb109d5b2763478723d02baf381173f29bca3b98cb706f24f1cedee86

    • SSDEEP

      49152:N6uDuaS9ref+8JtTF+TxMoxc1TU+j+dAzGwlrh:N6uKb978tIuoITsdZ

    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