General

  • Target

    afb6d3904a040b04b79b83e8e090aef0494b39e9af481f8970cda61cfc41be4d

  • Size

    174KB

  • Sample

    221125-m74llsce24

  • MD5

    552d078567517fad0aa09e97a6f701b2

  • SHA1

    22e7072bd6ef94b1578ab82ad2a5ffd26c004ae1

  • SHA256

    afb6d3904a040b04b79b83e8e090aef0494b39e9af481f8970cda61cfc41be4d

  • SHA512

    b800154d7f3e5e0f94d2c630a5f0a783a46a3c23357f33b113843e483fda1468a0522dd55d011b0bcf642a77140b13c0cd267cbca2f7f7d822e7c08895a832d2

  • SSDEEP

    3072:AIjKtUnMPYpKo5+lLno1OOHhj9a0SrunKf0KU+2:LJQsqxno1OSl9apAKf0/F

Malware Config

Extracted

Family

redline

Botnet

KRIPT

C2

212.8.246.157:32348

Attributes
  • auth_value

    80ebe4bab7a98a7ce9c75989ff9f40b4

Extracted

Family

amadey

Version

3.50

C2

193.56.146.194/h49vlBP/index.php

Targets

    • Target

      afb6d3904a040b04b79b83e8e090aef0494b39e9af481f8970cda61cfc41be4d

    • Size

      174KB

    • MD5

      552d078567517fad0aa09e97a6f701b2

    • SHA1

      22e7072bd6ef94b1578ab82ad2a5ffd26c004ae1

    • SHA256

      afb6d3904a040b04b79b83e8e090aef0494b39e9af481f8970cda61cfc41be4d

    • SHA512

      b800154d7f3e5e0f94d2c630a5f0a783a46a3c23357f33b113843e483fda1468a0522dd55d011b0bcf642a77140b13c0cd267cbca2f7f7d822e7c08895a832d2

    • SSDEEP

      3072:AIjKtUnMPYpKo5+lLno1OOHhj9a0SrunKf0KU+2:LJQsqxno1OSl9apAKf0/F

    • Amadey

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

    • Detect Amadey credential stealer module

    • Detects Smokeloader packer

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Looks for VirtualBox Guest Additions in registry

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • 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.

    • Uses the VBS compiler for execution

    • Accesses Microsoft Outlook profiles

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Scripting

1
T1064

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

5
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

4
T1082

Peripheral Device Discovery

2
T1120

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks