General

  • Target

    a4f98cf7c0a5ab5593095e31f93a48d62a6f1203584cdde7172d59f3fa5e3ef0

  • Size

    350KB

  • Sample

    221203-lr1z4sah29

  • MD5

    6be3d79abd45e1f938d747d957e982c6

  • SHA1

    89582e28c99cbb523d889b55fff873012dee6278

  • SHA256

    a4f98cf7c0a5ab5593095e31f93a48d62a6f1203584cdde7172d59f3fa5e3ef0

  • SHA512

    9b0f19cb4dedb5a80323c032059b94dce653193e6dbba0f3df1468906924150415720bfd05f11d22efc6c6d782b818c87045367aef515e22de57528cf2227a60

  • SSDEEP

    6144:oviuggA+eC/vVjRgBFyqrnlnMW2RqnxS2lTfnYo:ovigA+BNRgPrBMW3bpnYo

Malware Config

Extracted

Family

vidar

Version

56

Botnet

1148

C2

https://t.me/asifrazatg

https://steamcommunity.com/profiles/76561199439929669

Attributes
  • profile_id

    1148

Extracted

Family

amadey

Version

3.50

C2

62.204.41.252/nB8cWack3/index.php

Extracted

Family

vidar

Version

56

Botnet

1881

C2

https://t.me/asifrazatg

https://steamcommunity.com/profiles/76561199439929669

Attributes
  • profile_id

    1881

Targets

    • Target

      a4f98cf7c0a5ab5593095e31f93a48d62a6f1203584cdde7172d59f3fa5e3ef0

    • Size

      350KB

    • MD5

      6be3d79abd45e1f938d747d957e982c6

    • SHA1

      89582e28c99cbb523d889b55fff873012dee6278

    • SHA256

      a4f98cf7c0a5ab5593095e31f93a48d62a6f1203584cdde7172d59f3fa5e3ef0

    • SHA512

      9b0f19cb4dedb5a80323c032059b94dce653193e6dbba0f3df1468906924150415720bfd05f11d22efc6c6d782b818c87045367aef515e22de57528cf2227a60

    • SSDEEP

      6144:oviuggA+eC/vVjRgBFyqrnlnMW2RqnxS2lTfnYo:ovigA+BNRgPrBMW3bpnYo

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Detect Amadey credential stealer module

    • Detects Smokeloader packer

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses 2FA software files, possible credential harvesting

    • Accesses Microsoft Outlook profiles

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Credential Access

Credentials in Files

4
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

4
T1005

Email Collection

1
T1114

Command and Control

Web Service

1
T1102

Tasks