Overview

overview

10

Static

static

4a50407aa5...56.exe

windows7-x64

10

4a50407aa5...56.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4a50407aa5853e81c080bb645275d056.exe

  • Size

    386KB

  • Sample

    220723-tegppsfedm

  • MD5

    4a50407aa5853e81c080bb645275d056

  • SHA1

    da95b3398334929fbe7823386fdf5e8eddc3a485

  • SHA256

    f8e0071b5a217e2caf3193ff532db9cdff04a9bb61090518204d46e05f8d3ec3

  • SHA512

    f587ad89a7d3e1e4834dbe36364bd0be29d9d9b3ba2ba05fa6359ce0d1d7add860f6eefa1f425f547346b907c85e5f8f31a426dac6fd5dc9874ba6068893193d

Score
10/10
arkeidefaultdiscoveryspywarestealersuricata

Malware Config

Extracted

Family

arkei

Botnet

Default

Targets

    • Target

      4a50407aa5853e81c080bb645275d056.exe

    • Size

      386KB

    • MD5

      4a50407aa5853e81c080bb645275d056

    • SHA1

      da95b3398334929fbe7823386fdf5e8eddc3a485

    • SHA256

      f8e0071b5a217e2caf3193ff532db9cdff04a9bb61090518204d46e05f8d3ec3

    • SHA512

      f587ad89a7d3e1e4834dbe36364bd0be29d9d9b3ba2ba05fa6359ce0d1d7add860f6eefa1f425f547346b907c85e5f8f31a426dac6fd5dc9874ba6068893193d

    Score
    10/10
    arkeidefaultdiscoveryspywarestealersuricata

    • Arkei

      Arkei is an infostealer written in C++.

      stealerarkei

    • suricata: ET MALWARE Win32/Vidar Variant/Mars Stealer CnC Exfil

      suricata: ET MALWARE Win32/Vidar Variant/Mars Stealer CnC Exfil

      suricata

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Loads dropped DLL

    • 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 v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Data from Local System

2
T1005

Exfiltration

Command and Control

Impact

Tasks