General

  • Target

    7a856448c3542496dcad08e36d6af61c.exe

  • Size

    283KB

  • Sample

    220123-w9gpasgda4

  • MD5

    7a856448c3542496dcad08e36d6af61c

  • SHA1

    bd773c4c02e2f50c7cd37eccabfe076b50606d0c

  • SHA256

    d6f82559be32a5739fd1c6a1eade697c8d90c331ec31cc7690dd2fdb4e70ab74

  • SHA512

    40060b96a7e718181b150219be851ddc9c0b35651452c49e7ca285d3dbc9c95878a2c444b25d34b78eafe1a1994193c033f62c29ee036864ead5d87150f55f3b

Malware Config

Extracted

Family

arkei

Botnet

Default

C2

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

Targets

    • Target

      7a856448c3542496dcad08e36d6af61c.exe

    • Size

      283KB

    • MD5

      7a856448c3542496dcad08e36d6af61c

    • SHA1

      bd773c4c02e2f50c7cd37eccabfe076b50606d0c

    • SHA256

      d6f82559be32a5739fd1c6a1eade697c8d90c331ec31cc7690dd2fdb4e70ab74

    • SHA512

      40060b96a7e718181b150219be851ddc9c0b35651452c49e7ca285d3dbc9c95878a2c444b25d34b78eafe1a1994193c033f62c29ee036864ead5d87150f55f3b

    • Arkei

      Arkei is an infostealer written in C++.

    • Arkei Stealer Payload

    • Downloads MZ/PE file

    • Deletes itself

    • 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