General

  • Target

    456929e5e3076663907d4edb20324e4513bcd4846583e6460baf5a1808e3bc4f

  • Size

    342KB

  • Sample

    211116-kmfb6schg6

  • MD5

    1b0e4e52f021de8f4d0fb5ac89ddfa21

  • SHA1

    a8a2378ff48cc90e1b2a551d1724a124c910d614

  • SHA256

    456929e5e3076663907d4edb20324e4513bcd4846583e6460baf5a1808e3bc4f

  • SHA512

    25e842dbd7f298bf7ee4127983140f275e521d34e4047ca3b7d22e75ffde542ee55a494e17e80186872b75476a16b5020e1e02850c7efb4aad3bd94bcb49bc86

Malware Config

Extracted

Family

arkei

Botnet

Default

C2

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

Targets

    • Target

      456929e5e3076663907d4edb20324e4513bcd4846583e6460baf5a1808e3bc4f

    • Size

      342KB

    • MD5

      1b0e4e52f021de8f4d0fb5ac89ddfa21

    • SHA1

      a8a2378ff48cc90e1b2a551d1724a124c910d614

    • SHA256

      456929e5e3076663907d4edb20324e4513bcd4846583e6460baf5a1808e3bc4f

    • SHA512

      25e842dbd7f298bf7ee4127983140f275e521d34e4047ca3b7d22e75ffde542ee55a494e17e80186872b75476a16b5020e1e02850c7efb4aad3bd94bcb49bc86

    • Arkei

      Arkei is an infostealer written in C++.

    • 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