General

  • Target

    185.4.65.203_-_update.exe___b78436c8bdcd14b81c4a828651ef8f6a.dat

  • Size

    159KB

  • Sample

    220720-k8y2eaedan

  • MD5

    b78436c8bdcd14b81c4a828651ef8f6a

  • SHA1

    bee132bfbb59e41b02dd0fbd65ba3eba2a3a5c17

  • SHA256

    f5d6e5e4b06d5597f705053b15db15b8cbcb33c40c5437cda4d90af430a218fa

  • SHA512

    9b7db48478eee118b708cd34d4e0755705e5437c476fc2c73875ec72582a93a657b6779808d36f7a358272d262048605a5b56809c6b32800dcf7e0ca493d413a

Malware Config

Extracted

Family

arkei

Botnet

Default

Targets

    • Target

      185.4.65.203_-_update.exe___b78436c8bdcd14b81c4a828651ef8f6a.dat

    • Size

      159KB

    • MD5

      b78436c8bdcd14b81c4a828651ef8f6a

    • SHA1

      bee132bfbb59e41b02dd0fbd65ba3eba2a3a5c17

    • SHA256

      f5d6e5e4b06d5597f705053b15db15b8cbcb33c40c5437cda4d90af430a218fa

    • SHA512

      9b7db48478eee118b708cd34d4e0755705e5437c476fc2c73875ec72582a93a657b6779808d36f7a358272d262048605a5b56809c6b32800dcf7e0ca493d413a

    • Arkei

      Arkei is an infostealer written in C++.

    • 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

1
T1082

Collection

Data from Local System

2
T1005

Tasks