General

  • Target

    d309d0939ab65f50cb84b2b06ae85885b7d293f699d42b324d8adb58f7ff194a

  • Size

    302KB

  • Sample

    220118-wh338accg9

  • MD5

    e4d28258bc8f3771b2d9d341a218fe6c

  • SHA1

    040f980c08011a43430eb3ae036c08768a5b1a77

  • SHA256

    d309d0939ab65f50cb84b2b06ae85885b7d293f699d42b324d8adb58f7ff194a

  • SHA512

    80239dbdebc62f482534f66de15454ee0dd02957209718f147832ff5b077c141a8f700c4ace1a65618d3182fec13f04001bd1204cf60b5b97040f790032d31c6

Malware Config

Extracted

Family

arkei

Botnet

Default

C2

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

Targets

    • Target

      d309d0939ab65f50cb84b2b06ae85885b7d293f699d42b324d8adb58f7ff194a

    • Size

      302KB

    • MD5

      e4d28258bc8f3771b2d9d341a218fe6c

    • SHA1

      040f980c08011a43430eb3ae036c08768a5b1a77

    • SHA256

      d309d0939ab65f50cb84b2b06ae85885b7d293f699d42b324d8adb58f7ff194a

    • SHA512

      80239dbdebc62f482534f66de15454ee0dd02957209718f147832ff5b077c141a8f700c4ace1a65618d3182fec13f04001bd1204cf60b5b97040f790032d31c6

    • 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