Overview

overview

10

Static

static

file.exe

windows7-x64

10

file.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    file.exe

  • Size

    35KB

  • Sample

    230105-hm3flaef4v

  • MD5

    d99d4989355a51b4de84df9f5eec9122

  • SHA1

    aff7b79038862d65d22c64b228b64c945f415e0d

  • SHA256

    6a76080cc3b34c768275c7409513aa8870b73d37fbdbe4a50ba4e14f026976f6

  • SHA512

    d81ef4edd11bf9d9facd4633874e0d12d6c4d8451d6813ef1bcb2c58843c2220a6248b6e627e03dbd2bee1edda5a06cc31029fcb6f000288bca8e129ce389d86

  • SSDEEP

    768:0WhNNkg4XVa0V+jCnksy4r/wOPpdwMNhghy0qt:0Wh0FXVa01c4kmTghy0w

Score
10/10
redlinexmrig$infostealerminerpersistencespyware

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://62.204.41.194/go.png

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

http://62.204.41.194/F1.exe

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://62.204.41.194/me.png

Extracted

Family

redline

Botnet

$

C2

31.41.244.135:19850

Attributes
  • auth_value

    66623f79e2af33286760f5dd6c4262dc

Targets

    • Target

      file.exe

    • Size

      35KB

    • MD5

      d99d4989355a51b4de84df9f5eec9122

    • SHA1

      aff7b79038862d65d22c64b228b64c945f415e0d

    • SHA256

      6a76080cc3b34c768275c7409513aa8870b73d37fbdbe4a50ba4e14f026976f6

    • SHA512

      d81ef4edd11bf9d9facd4633874e0d12d6c4d8451d6813ef1bcb2c58843c2220a6248b6e627e03dbd2bee1edda5a06cc31029fcb6f000288bca8e129ce389d86

    • SSDEEP

      768:0WhNNkg4XVa0V+jCnksy4r/wOPpdwMNhghy0qt:0Wh0FXVa01c4kmTghy0w

    Score
    10/10
    redlinexmrig$infostealerminerpersistencespyware

    • RedLine

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

      infostealerredline

    • xmrig

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

      minerxmrig

    • XMRig Miner payload

      miner

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Loads dropped DLL

    • Accesses cryptocurrency files/wallets, possible credential harvesting

      spyware

    • Adds Run key to start application

      persistence

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Tasks