Overview

overview

10

Static

static

boomclnr.exe

windows7_x64

10

boomclnr.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    boomclnr.exe

  • Size

    338KB

  • Sample

    220626-f2xgsaaeb7

  • MD5

    7eb3288cf5a21f9e579741af49ce65aa

  • SHA1

    15ee11f73dd90eb20e5dcca2ad8fac94f93a91c1

  • SHA256

    d080f227320c4939dd03587024c17583d8fe7b589e45502f8ee905ecb33d626a

  • SHA512

    e733a472ed1c2d3e848fc12eaab52a877a4e81382bba85674d061b0e34060186377e5399b9d67596fca1fe0813d1c960a851702abbac015955bc18df7cc5012a

Score
10/10
arkeidefaultdiscoveryspywarestealersuricata

Malware Config

Extracted

Family

arkei

Botnet

Default

Targets

    • Target

      boomclnr.exe

    • Size

      338KB

    • MD5

      7eb3288cf5a21f9e579741af49ce65aa

    • SHA1

      15ee11f73dd90eb20e5dcca2ad8fac94f93a91c1

    • SHA256

      d080f227320c4939dd03587024c17583d8fe7b589e45502f8ee905ecb33d626a

    • SHA512

      e733a472ed1c2d3e848fc12eaab52a877a4e81382bba85674d061b0e34060186377e5399b9d67596fca1fe0813d1c960a851702abbac015955bc18df7cc5012a

    Score
    10/10
    arkeidefaultdiscoveryspywarestealersuricata

    • Arkei

      Arkei is an infostealer written in C++.

      stealerarkei

    • suricata: ET MALWARE Win32/Vidar Variant/Mars CnC Activity (GET)

      suricata: ET MALWARE Win32/Vidar Variant/Mars CnC Activity (GET)

      suricata

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

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

      suricata

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

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

    • 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
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

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