General

  • Target

    ab7c2adff42c319460004c4e673aead44220ae47dbbb6d7e57e9009d20c889ff

  • Size

    350KB

  • Sample

    220125-bw94gaeae8

  • MD5

    98e6dee1e78387646e9c4f1079ea10e7

  • SHA1

    47f254b4293f2a5db4a2b10545a1fef69659ad5a

  • SHA256

    ab7c2adff42c319460004c4e673aead44220ae47dbbb6d7e57e9009d20c889ff

  • SHA512

    3449b2f3abd4ccc55f641dcf8ee9e9a790186c14fc1ee26d14ca57904c9c29262dcea53465795259671047f10c45de560458607a023ab06234c5fced99341b4c

Malware Config

Extracted

Family

arkei

Botnet

Default

C2

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

Targets

    • Target

      ab7c2adff42c319460004c4e673aead44220ae47dbbb6d7e57e9009d20c889ff

    • Size

      350KB

    • MD5

      98e6dee1e78387646e9c4f1079ea10e7

    • SHA1

      47f254b4293f2a5db4a2b10545a1fef69659ad5a

    • SHA256

      ab7c2adff42c319460004c4e673aead44220ae47dbbb6d7e57e9009d20c889ff

    • SHA512

      3449b2f3abd4ccc55f641dcf8ee9e9a790186c14fc1ee26d14ca57904c9c29262dcea53465795259671047f10c45de560458607a023ab06234c5fced99341b4c

    • 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