Overview

overview

10

Static

static

3

winprofile

windows7-x64

10

winprofile

windows10-1703-x64

10

Sharing

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General

  • Target

    11ed769f14bb6522ef32db028dbb4ecf596ebbf97668e21bdb144b647497dbd4

  • Size

    2.1MB

  • Sample

    240617-fnnmqazblp

  • MD5

    7a1cb0246d401f4293aa85891f11a30a

  • SHA1

    076a6ca0b4647c4b2faa65292c89de407b3a3532

  • SHA256

    11ed769f14bb6522ef32db028dbb4ecf596ebbf97668e21bdb144b647497dbd4

  • SHA512

    139dbeace01767b69f64804498fd787c7917d34d08f639f31e782623fe12ac2e631013930e57bf19c95b92806ba31266a3cd005c27d9ce6bcf7b29512c0d3a8f

  • SSDEEP

    24576:Ub4m+sws1qLVNMIlJl6DRKbAlcNRfCKFUfMxVVtes12FxwojKr98YGeGG9iO:UZXOjt6DuAwCKFUkxVVChjHZQs

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

      11ed769f14bb6522ef32db028dbb4ecf596ebbf97668e21bdb144b647497dbd4

    • Size

      2.1MB

    • MD5

      7a1cb0246d401f4293aa85891f11a30a

    • SHA1

      076a6ca0b4647c4b2faa65292c89de407b3a3532

    • SHA256

      11ed769f14bb6522ef32db028dbb4ecf596ebbf97668e21bdb144b647497dbd4

    • SHA512

      139dbeace01767b69f64804498fd787c7917d34d08f639f31e782623fe12ac2e631013930e57bf19c95b92806ba31266a3cd005c27d9ce6bcf7b29512c0d3a8f

    • SSDEEP

      24576:Ub4m+sws1qLVNMIlJl6DRKbAlcNRfCKFUfMxVVtes12FxwojKr98YGeGG9iO:UZXOjt6DuAwCKFUkxVVChjHZQs

    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

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

      spywarestealer

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spywarestealer

    • Accesses cryptocurrency files/wallets, possible credential harvesting

      spyware

    • 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

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

3
T1552

Credentials In Files

3
T1552.001

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Data from Local System

3
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks