General

  • Target

    d7c7be1e7a8e8b3e9cff846d8622d5b9f9442c5cbfa4ae503a8300a8f3fa518a

  • Size

    327KB

  • Sample

    220118-j6b87aadgl

  • MD5

    dfff8e4133e4a5c3d7b75986c5e77f13

  • SHA1

    009369b437ceedc363677e554a5207060c9a4ac6

  • SHA256

    d7c7be1e7a8e8b3e9cff846d8622d5b9f9442c5cbfa4ae503a8300a8f3fa518a

  • SHA512

    cdb9bcae0d6c78f38cfe495c59bbff3cc183f9245c29b04f03f3f0cb8a428280242c952e3064e0f603b32e146d70866ebd02e9f5793b16ffeaad40cea8ed720a

Malware Config

Extracted

Family

arkei

Botnet

Default

C2

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

Targets

    • Target

      d7c7be1e7a8e8b3e9cff846d8622d5b9f9442c5cbfa4ae503a8300a8f3fa518a

    • Size

      327KB

    • MD5

      dfff8e4133e4a5c3d7b75986c5e77f13

    • SHA1

      009369b437ceedc363677e554a5207060c9a4ac6

    • SHA256

      d7c7be1e7a8e8b3e9cff846d8622d5b9f9442c5cbfa4ae503a8300a8f3fa518a

    • SHA512

      cdb9bcae0d6c78f38cfe495c59bbff3cc183f9245c29b04f03f3f0cb8a428280242c952e3064e0f603b32e146d70866ebd02e9f5793b16ffeaad40cea8ed720a

    • 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