General

  • Target

    0fbcaced407bb37872cb2f03343080ee78032eb3c087539ca46891e01a98d59d

  • Size

    309KB

  • Sample

    220119-dgfmeseha4

  • MD5

    673192a35b9cee9d3aed689ec609ae2c

  • SHA1

    9b0d40604443bafb91dc68c0824ae9bf78a333aa

  • SHA256

    0fbcaced407bb37872cb2f03343080ee78032eb3c087539ca46891e01a98d59d

  • SHA512

    7c3ef89f301006bee6d40dfce13be34d959a7e837bc410bf9862a2822568fdc2eefd3b85a446e1c4a0117dc10951b3f0cfc08f186d8d658666046f3bab19a556

Malware Config

Extracted

Family

arkei

Botnet

Default

C2

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

Targets

    • Target

      0fbcaced407bb37872cb2f03343080ee78032eb3c087539ca46891e01a98d59d

    • Size

      309KB

    • MD5

      673192a35b9cee9d3aed689ec609ae2c

    • SHA1

      9b0d40604443bafb91dc68c0824ae9bf78a333aa

    • SHA256

      0fbcaced407bb37872cb2f03343080ee78032eb3c087539ca46891e01a98d59d

    • SHA512

      7c3ef89f301006bee6d40dfce13be34d959a7e837bc410bf9862a2822568fdc2eefd3b85a446e1c4a0117dc10951b3f0cfc08f186d8d658666046f3bab19a556

    • Arkei

      Arkei is an infostealer written in C++.

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • Arkei Stealer Payload

    • Downloads MZ/PE file

    • 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

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