General

  • Target

    c508803962bc297b90c8e4dffcb2c9a939ed718b59c4ebd97b30adf5627c0559

  • Size

    168KB

  • Sample

    221125-zegbtsdf29

  • MD5

    f9826a77de96525218618519abd65747

  • SHA1

    84495c82d3180110bf80302f5d903606f314678e

  • SHA256

    c508803962bc297b90c8e4dffcb2c9a939ed718b59c4ebd97b30adf5627c0559

  • SHA512

    6cfcb0c7bdcf313654f472ec8e45c32cecc6991813a2c7ea451215614e6ec2733d8e2b4a33db74c9e15241309dcfc24913e9f29ff5edc2e08a462404889c96c7

  • SSDEEP

    3072:IpmFf6cDjuTSUPS5JWnpfuUa8Dw+fgZ95kEJIfaA2w1yk6p:hiMjGSURn0n8Dw88Jm1y

Malware Config

Extracted

Family

amadey

Version

3.50

C2

77.73.134.65/o7VsjdSa2f/index.php

193.56.146.194/h49vlBP/index.php

Extracted

Family

redline

Botnet

pops

C2

31.41.244.14:4694

Attributes
  • auth_value

    c377eb074ac3f12f85b0ff38d543b16d

Extracted

Family

redline

Botnet

KRIPT

C2

212.8.246.157:32348

Attributes
  • auth_value

    80ebe4bab7a98a7ce9c75989ff9f40b4

Targets

    • Target

      c508803962bc297b90c8e4dffcb2c9a939ed718b59c4ebd97b30adf5627c0559

    • Size

      168KB

    • MD5

      f9826a77de96525218618519abd65747

    • SHA1

      84495c82d3180110bf80302f5d903606f314678e

    • SHA256

      c508803962bc297b90c8e4dffcb2c9a939ed718b59c4ebd97b30adf5627c0559

    • SHA512

      6cfcb0c7bdcf313654f472ec8e45c32cecc6991813a2c7ea451215614e6ec2733d8e2b4a33db74c9e15241309dcfc24913e9f29ff5edc2e08a462404889c96c7

    • SSDEEP

      3072:IpmFf6cDjuTSUPS5JWnpfuUa8Dw+fgZ95kEJIfaA2w1yk6p:hiMjGSURn0n8Dw88Jm1y

    • 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

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • 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

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Scripting

1
T1064

Modify Registry

1
T1112

Credential Access

Credentials in Files

2
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

2
T1005

Email Collection

1
T1114

Command and Control

Web Service

1
T1102

Tasks