Overview

overview

10

Static

static

3

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

10

Sharing

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General

  • Target

    9a79a974453e392593b5945dbb897e5009e1732919475c8b48f3bc3f19e6bfd9

  • Size

    2.0MB

  • Sample

    240614-k8r8vsxgrq

  • MD5

    f8ece53ef75e44d86ed3fe9f56c9ff76

  • SHA1

    f35a2b51ccdfc06d8f671456830b35bfcd59fe1c

  • SHA256

    9a79a974453e392593b5945dbb897e5009e1732919475c8b48f3bc3f19e6bfd9

  • SHA512

    bbf058bc995b0436e8eee822aa166cd3d4503b0cd2c0f19e6a0aef9b42d8063b0482a3f649dc683b0080fb9af8ce29b644613161296bd6ff04ed42976bd06f6a

  • SSDEEP

    24576:0oLMZOlOkTfCyb2gZw8d4W4dZgMUfMxVVtes12FxwojKr98YGeGG9i:0xQBusT4W2gMUkxVVChjHZQs

Score
10/10
stealcvidardiscoveryspywarestealer

Malware Config

Extracted

Family

stealc

rc4.plain

Extracted

Family

vidar

C2

https://t.me/r8z0l

https://steamcommunity.com/profiles/76561199698764354
Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:128.0) Gecko/20100101 Firefox/128.0

Targets

    • Target

      9a79a974453e392593b5945dbb897e5009e1732919475c8b48f3bc3f19e6bfd9

    • Size

      2.0MB

    • MD5

      f8ece53ef75e44d86ed3fe9f56c9ff76

    • SHA1

      f35a2b51ccdfc06d8f671456830b35bfcd59fe1c

    • SHA256

      9a79a974453e392593b5945dbb897e5009e1732919475c8b48f3bc3f19e6bfd9

    • SHA512

      bbf058bc995b0436e8eee822aa166cd3d4503b0cd2c0f19e6a0aef9b42d8063b0482a3f649dc683b0080fb9af8ce29b644613161296bd6ff04ed42976bd06f6a

    • SSDEEP

      24576:0oLMZOlOkTfCyb2gZw8d4W4dZgMUfMxVVtes12FxwojKr98YGeGG9i:0xQBusT4W2gMUkxVVChjHZQs

    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