General

  • Target

    4fb772c0a5730d2f0b6ae9a23d473ccab450bbf9d14cb6577106f22a1baeb712

  • Size

    308KB

  • Sample

    220118-q4wclsbdf6

  • MD5

    d5c186ff1be49008b31d794938d0d762

  • SHA1

    aed3aeff8950b32350cf5d0396e3e6022730663e

  • SHA256

    4fb772c0a5730d2f0b6ae9a23d473ccab450bbf9d14cb6577106f22a1baeb712

  • SHA512

    582714b0fd742399591951a57f38e560926c2fbd967b5393f7ad8460f3d55fc436372dd5525fa9f9a24137f1add69413c14afe53b8452c907bbd239d6bcb0d6b

Malware Config

Extracted

Family

arkei

Botnet

Default

C2

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

Targets

    • Target

      4fb772c0a5730d2f0b6ae9a23d473ccab450bbf9d14cb6577106f22a1baeb712

    • Size

      308KB

    • MD5

      d5c186ff1be49008b31d794938d0d762

    • SHA1

      aed3aeff8950b32350cf5d0396e3e6022730663e

    • SHA256

      4fb772c0a5730d2f0b6ae9a23d473ccab450bbf9d14cb6577106f22a1baeb712

    • SHA512

      582714b0fd742399591951a57f38e560926c2fbd967b5393f7ad8460f3d55fc436372dd5525fa9f9a24137f1add69413c14afe53b8452c907bbd239d6bcb0d6b

    • Arkei

      Arkei is an infostealer written in C++.

    • Arkei Stealer Payload

    • Downloads MZ/PE file

    • 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