General

  • Target

    3ae02dac6d827abc41c0d0c82c610ccf.exe

  • Size

    284KB

  • Sample

    220125-krmbaaced8

  • MD5

    3ae02dac6d827abc41c0d0c82c610ccf

  • SHA1

    38a0d94a7a5dd5f45029993d77c18bc59eb7e4ff

  • SHA256

    0547d9cdc89a10ca8768706f8ccde2231dfe9ede15ba390765b5c1ab7ba87e3c

  • SHA512

    cafde274485eb2e69dccab2faca8f123788201b6526b8ae61096f7c13118b6a65b8719504cab6b65b17404ceb983ec46d67b09fea44746854e207584acc64835

Malware Config

Extracted

Family

arkei

Botnet

Default

C2

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

Targets

    • Target

      3ae02dac6d827abc41c0d0c82c610ccf.exe

    • Size

      284KB

    • MD5

      3ae02dac6d827abc41c0d0c82c610ccf

    • SHA1

      38a0d94a7a5dd5f45029993d77c18bc59eb7e4ff

    • SHA256

      0547d9cdc89a10ca8768706f8ccde2231dfe9ede15ba390765b5c1ab7ba87e3c

    • SHA512

      cafde274485eb2e69dccab2faca8f123788201b6526b8ae61096f7c13118b6a65b8719504cab6b65b17404ceb983ec46d67b09fea44746854e207584acc64835

    • Arkei

      Arkei is an infostealer written in C++.

    • Arkei Stealer Payload

    • Downloads MZ/PE file

    • Deletes itself

    • 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

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Tasks