AvosLocker | Threat Level: high | Type: Ransomware

Cryptographic Identifiers

SHA256718810b8eeb682fc70df602d952c0c83e028c5a5bfa44c506756980caf2edebb
MD5b76d1d3d2d40366569da67620cf78a87
File Typeexe
Size921.0 KB
First Seen2021-10-05
File Name718810b8eeb682fc70df602d952c0c83e028c5a5bfa44c506756980caf2edebb
TagsAvosLocker, exe

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: 718810b8eeb682fc70df602d952c0c83e028c5a5bfa44c506756980caf2edebb
  • MD5: b76d1d3d2d40366569da67620cf78a87

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: 718810b8eeb682fc"
        threat_level = "high"
        first_seen = "2021-10-05"
    condition:
        hash.sha256(0, filesize) == "718810b8eeb682fc70df602d952c0c83e028c5a5bfa44c506756980caf2edebb"
}

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 718810b8eeb682fc70df602d952c0c83e028c5a5bfa44c506756980caf2edebb # MD5 b76d1d3d2d40366569da67620cf78a87
TypeValueNote
sha256 718810b8eeb682fc70df602d952c0c83e028c5a5bfa44c506756980caf2edebb Sample:AvosLocker
md5 b76d1d3d2d40366569da67620cf78a87 Sample:AvosLocker
Tags
avoslockerransomwaremalwarehighsha256hash-analizi