General

  • Target

    1e7170d4ef913622cbda1928f911e2b6c47d11ad657e0fe80ceeaf1ff86b9b76

  • Size

    360KB

  • Sample

    220128-ejba6afha2

  • MD5

    2a2b76b47d5325efa62d74b75ec30412

  • SHA1

    68e0f3a5791b4ac8310f2a72a6ecce64530e2982

  • SHA256

    1e7170d4ef913622cbda1928f911e2b6c47d11ad657e0fe80ceeaf1ff86b9b76

  • SHA512

    77178f91c0bf84ee149cdda1323d31ded7b5e3ce6f1bc3a6232f8f9b8e2a5ea881844c03eb1d785ad41069b3c66be274d4ac188803a52f65f5e4be09385d224f

Malware Config

Extracted

Family

arkei

Botnet

Default

C2

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

Targets

    • Target

      1e7170d4ef913622cbda1928f911e2b6c47d11ad657e0fe80ceeaf1ff86b9b76

    • Size

      360KB

    • MD5

      2a2b76b47d5325efa62d74b75ec30412

    • SHA1

      68e0f3a5791b4ac8310f2a72a6ecce64530e2982

    • SHA256

      1e7170d4ef913622cbda1928f911e2b6c47d11ad657e0fe80ceeaf1ff86b9b76

    • SHA512

      77178f91c0bf84ee149cdda1323d31ded7b5e3ce6f1bc3a6232f8f9b8e2a5ea881844c03eb1d785ad41069b3c66be274d4ac188803a52f65f5e4be09385d224f

    • 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