General

  • Target

    b5abc931378a0c83b8f5b18b679b559c555b9d9ea1531173dd146327bd477c67

  • Size

    960KB

  • Sample

    230321-afd6esfh83

  • MD5

    435d35c9fbfa24c22b75af34b888f5d8

  • SHA1

    1cf5b4598d925f6c07e640f82697b0c6f0603470

  • SHA256

    b5abc931378a0c83b8f5b18b679b559c555b9d9ea1531173dd146327bd477c67

  • SHA512

    ed15dc153ee41c43d610019f8a003390f50314975fbd28a1629130b15995743b6403e127c07a4a6f038f0619bba049bec9b8ea5ac5ae7f2bf1896ab448440acf

  • SSDEEP

    12288:kMrEy9099YhUTqPDT/DjFnPiCvky0Ah3clhtrLpci0cC8XYKpTEe53aLuJVr6cGZ:wyqQUiuOcXDchx8oK5HfbkH3jyI

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

https://www.mdegmm.com/pdf/debug2.ps1

Extracted

Family

redline

Botnet

gena

C2

193.233.20.30:4125

Attributes
  • auth_value

    93c20961cb6b06b2d5781c212db6201e

Extracted

Family

redline

Botnet

vint

C2

193.233.20.30:4125

Attributes
  • auth_value

    fb8811912f8370b3d23bffda092d88d0

Extracted

Family

amadey

Version

3.68

C2

62.204.41.87/joomla/index.php

Extracted

Family

redline

Botnet

14

C2

45.12.253.144:40145

Attributes
  • auth_value

    6528d0f243ad9e530a68f2a487521a80

Targets

    • Target

      b5abc931378a0c83b8f5b18b679b559c555b9d9ea1531173dd146327bd477c67

    • Size

      960KB

    • MD5

      435d35c9fbfa24c22b75af34b888f5d8

    • SHA1

      1cf5b4598d925f6c07e640f82697b0c6f0603470

    • SHA256

      b5abc931378a0c83b8f5b18b679b559c555b9d9ea1531173dd146327bd477c67

    • SHA512

      ed15dc153ee41c43d610019f8a003390f50314975fbd28a1629130b15995743b6403e127c07a4a6f038f0619bba049bec9b8ea5ac5ae7f2bf1896ab448440acf

    • SSDEEP

      12288:kMrEy9099YhUTqPDT/DjFnPiCvky0Ah3clhtrLpci0cC8XYKpTEe53aLuJVr6cGZ:wyqQUiuOcXDchx8oK5HfbkH3jyI

    • Amadey

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

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • RedLine payload

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Remote System Discovery

1
T1018

Collection

Data from Local System

2
T1005

Tasks