General

  • Target

    5337fb711ec3d85c88ef5be37f5002db5e2c45ed87721bbf4ba5c259bb58d987

  • Size

    350KB

  • Sample

    220125-gb9vvshfc8

  • MD5

    c2b9c9c9d637e9138fc5eb178b80dd17

  • SHA1

    84fcc2480384d5512baf3ec2f803a333b14ac74d

  • SHA256

    5337fb711ec3d85c88ef5be37f5002db5e2c45ed87721bbf4ba5c259bb58d987

  • SHA512

    676e6b7c76f779ef95cf84167d7818d593e69ff8a1df6ca029cfbcf394723794aec34709854d620ee630aacc656260da130db14da8f010a1d997f16df717fc9c

Malware Config

Extracted

Family

arkei

Botnet

Default

C2

http://homesteadr.link/ggate.php

Targets

    • Target

      5337fb711ec3d85c88ef5be37f5002db5e2c45ed87721bbf4ba5c259bb58d987

    • Size

      350KB

    • MD5

      c2b9c9c9d637e9138fc5eb178b80dd17

    • SHA1

      84fcc2480384d5512baf3ec2f803a333b14ac74d

    • SHA256

      5337fb711ec3d85c88ef5be37f5002db5e2c45ed87721bbf4ba5c259bb58d987

    • SHA512

      676e6b7c76f779ef95cf84167d7818d593e69ff8a1df6ca029cfbcf394723794aec34709854d620ee630aacc656260da130db14da8f010a1d997f16df717fc9c

    • 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