General

  • Target

    499e0ab1477c68445dda434acc4ac3c2869afb7fb2b3fc14516050c08e90edd0

  • Size

    356KB

  • Sample

    220128-tneayagddp

  • MD5

    bce7dcdbad5a0308045f6d3747d464ac

  • SHA1

    aa863a34963ea7d4e716adb9a3a2c38bc2594991

  • SHA256

    499e0ab1477c68445dda434acc4ac3c2869afb7fb2b3fc14516050c08e90edd0

  • SHA512

    060d9eb6c56c9e3fd2af9aee271fdd4dd1bcdab2933c58a01f29fbf56e3a75d56a07d459658ac416e53c216e2cb6bc6649c73ba74a2f39ce05bce37cdcdbb8f5

Malware Config

Extracted

Family

arkei

Botnet

Default

C2

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

Targets

    • Target

      499e0ab1477c68445dda434acc4ac3c2869afb7fb2b3fc14516050c08e90edd0

    • Size

      356KB

    • MD5

      bce7dcdbad5a0308045f6d3747d464ac

    • SHA1

      aa863a34963ea7d4e716adb9a3a2c38bc2594991

    • SHA256

      499e0ab1477c68445dda434acc4ac3c2869afb7fb2b3fc14516050c08e90edd0

    • SHA512

      060d9eb6c56c9e3fd2af9aee271fdd4dd1bcdab2933c58a01f29fbf56e3a75d56a07d459658ac416e53c216e2cb6bc6649c73ba74a2f39ce05bce37cdcdbb8f5

    • 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