General

  • Target

    83d3ddab8a2b7c60b6e75b596457c1e2391e6ea3c8a8b9434b1467e5f284b043

  • Size

    350KB

  • Sample

    221203-pmqkcsdf5t

  • MD5

    5242b236f68b18ea78f36e54e53464ac

  • SHA1

    5888fcfe6800e3844701625327c8498c01568659

  • SHA256

    83d3ddab8a2b7c60b6e75b596457c1e2391e6ea3c8a8b9434b1467e5f284b043

  • SHA512

    f4c00811fb8bcfc679d4d774377aa0c46bed6a912fbac973275d3a5ba3bdda663a5095ad96cffd41847b0fe10086f7bd27307a0fc201bf7d3d8fb433f3d0e3d6

  • SSDEEP

    6144:eI04JAfeSqTldV8LLYVeURnMW2RqnGlHtN5Y0:eIRJAfDLYlFMW3GnDY0

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

      83d3ddab8a2b7c60b6e75b596457c1e2391e6ea3c8a8b9434b1467e5f284b043

    • Size

      350KB

    • MD5

      5242b236f68b18ea78f36e54e53464ac

    • SHA1

      5888fcfe6800e3844701625327c8498c01568659

    • SHA256

      83d3ddab8a2b7c60b6e75b596457c1e2391e6ea3c8a8b9434b1467e5f284b043

    • SHA512

      f4c00811fb8bcfc679d4d774377aa0c46bed6a912fbac973275d3a5ba3bdda663a5095ad96cffd41847b0fe10086f7bd27307a0fc201bf7d3d8fb433f3d0e3d6

    • SSDEEP

      6144:eI04JAfeSqTldV8LLYVeURnMW2RqnGlHtN5Y0:eIRJAfDLYlFMW3GnDY0

    • Amadey

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

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Detect Amadey credential stealer module

    • Detects Smokeloader packer

    • Modifies Windows Defender notification settings

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • UAC bypass

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Blocklisted process makes network request

    • Blocks application from running via registry modification

      Adds application to list of disallowed applications.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Deletes itself

    • 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

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Scheduled Task

1
T1053

Privilege Escalation

Bypass User Account Control

1
T1088

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

2
T1112

Disabling Security Tools

2
T1089

Bypass User Account Control

1
T1088

Credential Access

Credentials in Files

4
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
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