Sliver | Threat Level: high | Type: C2 Framework

Cryptographic Identifiers

SHA256105c19f2555e123d2b7a65513203e24c44831d0bb4a27be246e59e5d02bea0fe
MD56a66b394a84ae0e9ebd91ba1796c6e5b
File Typeexe
Size15639.0 KB
First Seen2025-09-13
File NameFIRM_SHAWL.exe
Tagsexe, sliver

Malware Family: Sliver

Sliver, Cobalt Strike alternatifidir.

TypeC2 Framework
Programming LanguageGo
Target PlatformWindows/Linux/macOS
C2 ProtocolHTTPS
PurposeAçık kaynak C2
First Seen Year2019

Threat Indicators (IOC)

  • SHA256: 105c19f2555e123d2b7a65513203e24c44831d0bb4a27be246e59e5d02bea0fe
  • MD5: 6a66b394a84ae0e9ebd91ba1796c6e5b

You can verify all hash values of this sample on VirusTotal.

System Cleanup Guide

  1. Disconnect the system from the network — unplug ethernet, disable Wi-Fi
  2. Terminate suspicious processes from Task Manager
  3. Run a full system scan with Malwarebytes or Kaspersky
  4. HKCU\Software\Microsoft\Windows\CurrentVersion\Run kayıtlarını kontrol edin
  5. Review newly created tasks in Task Scheduler
  6. Change all your account passwords from a clean device
  7. Gerekirse Windows'u yeniden yükleyin ve verilerinizi temiz bir yedeğe geri alın

YARA Rule Hints

rule Sliver_SHA256 {
    meta:
        description = "Sliver sample: 105c19f2555e123d"
        threat_level = "high"
        first_seen = "2025-09-13"
    condition:
        hash.sha256(0, filesize) == "105c19f2555e123d2b7a65513203e24c44831d0bb4a27be246e59e5d02bea0fe"
}

Sliver — Malware Profile

Sliver, Cobalt Strike alternatifidir.

Malware Type
C2Framework
Programming Language
Go
C2 Protocol
HTTPS
Target Systems
Windows/Linux/macOS

Capabilities & Behavior

Post-Exploitation
Lateral Movement
Mimikatz Entegrasyonu
Process Injection
Payload Staging
Domain Fronting
Covert Channel C2
Beacon İletişimi

IOC List (2 indicators)

IOC — Sliver
# SHA256 105c19f2555e123d2b7a65513203e24c44831d0bb4a27be246e59e5d02bea0fe # MD5 6a66b394a84ae0e9ebd91ba1796c6e5b
TypeValueNote
sha256 105c19f2555e123d2b7a65513203e24c44831d0bb4a27be246e59e5d02bea0fe Sample:Sliver
md5 6a66b394a84ae0e9ebd91ba1796c6e5b Sample:Sliver
Tags
sliverc2 frameworkmalwarehighsha256hash-analizi