Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    614fda416a81ce67cc4a56f458fa1899687d175748914ff10a23384db55089f1

  • Size

    2.1MB

  • Sample

    240522-bx3e1sgb23

  • MD5

    cf40fb082422b1b9905fd644261b6a9f

  • SHA1

    b9d87ed2a3010a9862572eade1ff89915ed92b14

  • SHA256

    614fda416a81ce67cc4a56f458fa1899687d175748914ff10a23384db55089f1

  • SHA512

    0c949ba99c621392d24f585692fea2d910d2353b0358c905c62187b99a9a537957e276605234ce37868e9d4907a313cdb3c40edd47e535e0b4a93420ff011083

  • SSDEEP

    49152:N6uDuaS9refWAJtTF+TxMoxc1TU+j+dAzGwlrh:N6uKb97AtIuoITsdZ

Score
10/10
stealcvidardiscoveryspywarestealer

Malware Config

Extracted

Family

stealc

rc4.plain

Targets

    • Target

      614fda416a81ce67cc4a56f458fa1899687d175748914ff10a23384db55089f1

    • Size

      2.1MB

    • MD5

      cf40fb082422b1b9905fd644261b6a9f

    • SHA1

      b9d87ed2a3010a9862572eade1ff89915ed92b14

    • SHA256

      614fda416a81ce67cc4a56f458fa1899687d175748914ff10a23384db55089f1

    • SHA512

      0c949ba99c621392d24f585692fea2d910d2353b0358c905c62187b99a9a537957e276605234ce37868e9d4907a313cdb3c40edd47e535e0b4a93420ff011083

    • SSDEEP

      49152:N6uDuaS9refWAJtTF+TxMoxc1TU+j+dAzGwlrh:N6uKb97AtIuoITsdZ

    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