General

  • Target

    a0769aecdb322901550e3beef24d0ea64970e93f21745209942f5fc34763f7a3

  • Size

    296KB

  • Sample

    220124-yn3ezshfg9

  • MD5

    9f882556635ee8f19dc54b6630ddd7fd

  • SHA1

    9c05c56282d902dedfd5022e43fcb67f8e2f6c9d

  • SHA256

    a0769aecdb322901550e3beef24d0ea64970e93f21745209942f5fc34763f7a3

  • SHA512

    46b20f76a03282dae336f269cfc80e6b0001391bbc18604f9351cea69f5020cbd35223a400958efcf7401b6a804fe4ab0cd3f50f2941e7c4093d073447c40101

Malware Config

Extracted

Family

arkei

Botnet

Default

C2

http://coin-file-file-19.com/tratata.php

Targets

    • Target

      a0769aecdb322901550e3beef24d0ea64970e93f21745209942f5fc34763f7a3

    • Size

      296KB

    • MD5

      9f882556635ee8f19dc54b6630ddd7fd

    • SHA1

      9c05c56282d902dedfd5022e43fcb67f8e2f6c9d

    • SHA256

      a0769aecdb322901550e3beef24d0ea64970e93f21745209942f5fc34763f7a3

    • SHA512

      46b20f76a03282dae336f269cfc80e6b0001391bbc18604f9351cea69f5020cbd35223a400958efcf7401b6a804fe4ab0cd3f50f2941e7c4093d073447c40101

    • Arkei

      Arkei is an infostealer written in C++.

    • Arkei Stealer Payload

    • Downloads MZ/PE file

    • Sets service image path in registry

    • 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.

    • 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

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

2
T1005

Tasks