General

  • Target

    65a9662ebb3100a126e4ebdffce69aa9b687895fbd536b452ea33ef24001b7e1

  • Size

    224KB

  • Sample

    220127-qew8lsdbgq

  • MD5

    f653bf83af0523c4039220c608e147d3

  • SHA1

    b225250a98984ac79f12a07f99eeb3280cbc5ac1

  • SHA256

    65a9662ebb3100a126e4ebdffce69aa9b687895fbd536b452ea33ef24001b7e1

  • SHA512

    5d659848c545680b269ffb95b18018164e9ba4925c6a3a1dc0a0f6809a402f21cbd0f8eb816b780c53fcabe5fed82a7de24cf1e2431241bd931cb4daad2dbb76

Malware Config

Extracted

Family

arkei

Botnet

Default

C2

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

Targets

    • Target

      65a9662ebb3100a126e4ebdffce69aa9b687895fbd536b452ea33ef24001b7e1

    • Size

      224KB

    • MD5

      f653bf83af0523c4039220c608e147d3

    • SHA1

      b225250a98984ac79f12a07f99eeb3280cbc5ac1

    • SHA256

      65a9662ebb3100a126e4ebdffce69aa9b687895fbd536b452ea33ef24001b7e1

    • SHA512

      5d659848c545680b269ffb95b18018164e9ba4925c6a3a1dc0a0f6809a402f21cbd0f8eb816b780c53fcabe5fed82a7de24cf1e2431241bd931cb4daad2dbb76

    • 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