General

  • Target

    8c9bac8acb30b32ee42a20b9c520c806bbe17c9c666b6d2ab03a4566f2c95cc0

  • Size

    284KB

  • Sample

    220124-ahl9tagfa6

  • MD5

    73aa27714738718889d0e401c0a022c3

  • SHA1

    7fb66980bf68069271698821b35e0de2968451d3

  • SHA256

    8c9bac8acb30b32ee42a20b9c520c806bbe17c9c666b6d2ab03a4566f2c95cc0

  • SHA512

    d6f631e956a93af20b597d88c5bd241365c60af84615d3de0160f8f669162335dc25ea910ae7de92997038b37544c5e34b638b4933e26e1683efd71a02b92f03

Malware Config

Extracted

Family

arkei

Botnet

Default

C2

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

Targets

    • Target

      8c9bac8acb30b32ee42a20b9c520c806bbe17c9c666b6d2ab03a4566f2c95cc0

    • Size

      284KB

    • MD5

      73aa27714738718889d0e401c0a022c3

    • SHA1

      7fb66980bf68069271698821b35e0de2968451d3

    • SHA256

      8c9bac8acb30b32ee42a20b9c520c806bbe17c9c666b6d2ab03a4566f2c95cc0

    • SHA512

      d6f631e956a93af20b597d88c5bd241365c60af84615d3de0160f8f669162335dc25ea910ae7de92997038b37544c5e34b638b4933e26e1683efd71a02b92f03

    • 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