General

  • Target

    2662595d6636f2bd30ed07dfe8fa323b60f0e0a6a4b637305830e4287bdd359b

  • Size

    333KB

  • Sample

    220121-3knvmsdeaj

  • MD5

    c20865bb571d0fe56e38472b21b460be

  • SHA1

    02311dba294f74ec4cd3ed82d326159334ec8bb3

  • SHA256

    2662595d6636f2bd30ed07dfe8fa323b60f0e0a6a4b637305830e4287bdd359b

  • SHA512

    bd72b7b07ee44186ec631293c1932fc32c0fbac92d46800092b3c87b10c77e8a897b9edf78dd09f48594242d2cc018a459cd3a17037a044bc38020112b089dce

Malware Config

Extracted

Family

arkei

Botnet

Default

C2

http://file-file-host4.com/tratata.php

Targets

    • Target

      2662595d6636f2bd30ed07dfe8fa323b60f0e0a6a4b637305830e4287bdd359b

    • Size

      333KB

    • MD5

      c20865bb571d0fe56e38472b21b460be

    • SHA1

      02311dba294f74ec4cd3ed82d326159334ec8bb3

    • SHA256

      2662595d6636f2bd30ed07dfe8fa323b60f0e0a6a4b637305830e4287bdd359b

    • SHA512

      bd72b7b07ee44186ec631293c1932fc32c0fbac92d46800092b3c87b10c77e8a897b9edf78dd09f48594242d2cc018a459cd3a17037a044bc38020112b089dce

    • Arkei

      Arkei is an infostealer written in C++.

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

      suricata: ET MALWARE Win32/Vidar Variant Stealer CnC Exfil

    • Arkei Stealer Payload

    • Downloads MZ/PE file

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Tasks