General

  • Target

    bb762ded17b408634ecd0675d9e823cebd7984cca8cfc53afe5f3665cde3dee6.exe

  • Size

    95KB

  • Sample

    240514-b3ewxaea5x

  • MD5

    735c15c37831cdc319c03f4f7971da49

  • SHA1

    166949cdb534d97c564adc27f297406a4bf38204

  • SHA256

    bb762ded17b408634ecd0675d9e823cebd7984cca8cfc53afe5f3665cde3dee6

  • SHA512

    3c9227b9472d7840f74363b9801756923de56fcff5349f6e287206531c0da4717a9de520322d122bef30f7b66fdbeaac715ebbe64389de89b1c7d5e832e87ac8

  • SSDEEP

    1536:9qskXqrzWBlbG6jejoigI343Ywzi0Zb78ivombfexv0ujXyyed2OtmulgS6pY:rCgzWHY3+zi0ZbYe1g0ujyzd6Y

Malware Config

Extracted

Family

redline

Botnet

exodus

C2

94.156.8.229:1334

Targets

    • Target

      bb762ded17b408634ecd0675d9e823cebd7984cca8cfc53afe5f3665cde3dee6.exe

    • Size

      95KB

    • MD5

      735c15c37831cdc319c03f4f7971da49

    • SHA1

      166949cdb534d97c564adc27f297406a4bf38204

    • SHA256

      bb762ded17b408634ecd0675d9e823cebd7984cca8cfc53afe5f3665cde3dee6

    • SHA512

      3c9227b9472d7840f74363b9801756923de56fcff5349f6e287206531c0da4717a9de520322d122bef30f7b66fdbeaac715ebbe64389de89b1c7d5e832e87ac8

    • SSDEEP

      1536:9qskXqrzWBlbG6jejoigI343Ywzi0Zb78ivombfexv0ujXyyed2OtmulgS6pY:rCgzWHY3+zi0ZbYe1g0ujyzd6Y

    • RedLine

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

    • RedLine payload

    • SectopRAT

      SectopRAT is a remote access trojan first seen in November 2019.

    • SectopRAT payload

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs.

    • UPX dump on OEP (original entry point)

    • XMRig Miner payload

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Creates new service(s)

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Stops running service(s)

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • 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.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

System Services

2
T1569

Service Execution

2
T1569.002

Persistence

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Privilege Escalation

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Defense Evasion

Impair Defenses

1
T1562

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Impact

Service Stop

1
T1489

Tasks