AvosLocker | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA2565d6e4bd7bd7239fab20e043fb292974497297af89759b1b0d48d7d006e5e96fa
MD51a23dd405a1bd4e488c5fb54f22e14ff
File Typeexe
Size807.5 KB
First Seen2022-10-04
File Name5d6e4bd7bd7239fab20e043fb292974497297af89759b1b0d48d7d006e5e96fa
TagsAvosLocker, exe, Ransomware

Malware Family: AvosLocker

AvosLocker, ESXi'yi hedefleyen RaaS'tır.

TypeRansomware
Programming LanguageC++
Target PlatformWindows/Linux
C2 Protocol
PurposeESXi RaaS
First Seen Year2021

Threat Indicators (IOC)

  • SHA256: 5d6e4bd7bd7239fab20e043fb292974497297af89759b1b0d48d7d006e5e96fa
  • MD5: 1a23dd405a1bd4e488c5fb54f22e14ff

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

System Cleanup Guide

  1. Sistemi ağdan DERHAL ayırın — diğer cihazlara yayılmayı durdurun
  2. Do not pay the ransom — there is no guarantee your files will be restored
  3. Quarantine the affected drives
  4. Kullanılan fidye yazılımı ailesini belirleyin (nomoreransom.org)
  5. Try available decryptor tools (the NoMoreRansom project)
  6. Report the incident to the authorities (cybercrime unit)
  7. Temiz bir yedekten kurtarın; yedeğiniz yoksa sürücüyü saklayın

YARA Rule Hints

rule AvosLocker_SHA256 {
    meta:
        description = "AvosLocker sample: 5d6e4bd7bd7239fa"
        threat_level = "high"
        first_seen = "2022-10-04"
    condition:
        hash.sha256(0, filesize) == "5d6e4bd7bd7239fab20e043fb292974497297af89759b1b0d48d7d006e5e96fa"
}

AvosLocker — Malware Profile

AvosLocker RaaS. CryptoPP AES-NI SIMD + ECDH. FBI/CISA uyarisi. ABD kritik altyapi.

Malware Type
Ransomware
Programming Language
C++
C2 Protocol
Target Systems
Windows/Linux

Capabilities & Behavior

Dosya Şifreleme (AES/RSA)
Gölge Kopya Silme
Yedek Kaldırma
Fidye Notu Oluşturma
Kalıcılık Sağlama
Ağ Paylaşımı Şifreleme
Anti-Analiz Teknikleri
Çift Gasp (Data Leak)

IOC List (2 indicators)

IOC — AvosLocker
# SHA256 5d6e4bd7bd7239fab20e043fb292974497297af89759b1b0d48d7d006e5e96fa # MD5 1a23dd405a1bd4e488c5fb54f22e14ff
TypeValueNote
sha256 5d6e4bd7bd7239fab20e043fb292974497297af89759b1b0d48d7d006e5e96fa Sample:AvosLocker
md5 1a23dd405a1bd4e488c5fb54f22e14ff Sample:AvosLocker
Tags
avoslockerransomwaremalwarehighsha256hash-analizi