General

  • Target

    b7f81c3639833e73edc017da64e789a24a2c1974a7a18e68f868bdd4a35865c4

  • Size

    284KB

  • Sample

    220123-226w4sgdgp

  • MD5

    82cd807305553d350a17753d6201d3ce

  • SHA1

    1eaaee1ca9eba9c56b4d8cdc796e96d4f7aa624c

  • SHA256

    b7f81c3639833e73edc017da64e789a24a2c1974a7a18e68f868bdd4a35865c4

  • SHA512

    eba0695016c42ffb99636d6bdc19bac97cadad8fa11dee8b3a2b947b64494e719f9a6852694b816db3813ac79fd3caf1b5e976b7a2a3f9adc1726260fbc9b36f

Malware Config

Extracted

Family

arkei

Botnet

Default

C2

http://homesteadr.link/ggate.php

Targets

    • Target

      b7f81c3639833e73edc017da64e789a24a2c1974a7a18e68f868bdd4a35865c4

    • Size

      284KB

    • MD5

      82cd807305553d350a17753d6201d3ce

    • SHA1

      1eaaee1ca9eba9c56b4d8cdc796e96d4f7aa624c

    • SHA256

      b7f81c3639833e73edc017da64e789a24a2c1974a7a18e68f868bdd4a35865c4

    • SHA512

      eba0695016c42ffb99636d6bdc19bac97cadad8fa11dee8b3a2b947b64494e719f9a6852694b816db3813ac79fd3caf1b5e976b7a2a3f9adc1726260fbc9b36f

    • Arkei

      Arkei is an infostealer written in C++.

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • 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

4
T1012

System Information Discovery

4
T1082

Collection

Data from Local System

2
T1005

Tasks