BazarLoader | Threat Level: high | Type: Loader

Cryptographic Identifiers

SHA2562556c174b7a4cb47d3e3b59942a7866f7ee42723c1335ed0affd0b0b7c8d1e28
MD5a3ba7c9ce2e74881949b25f87ea23d7b
File Typedoc
Size34.3 KB
First Seen2021-11-10
File Name2556c174b7a4cb47d3e3b59942a7866f7ee42723c1335ed0affd0b0b7c8d1e28
TagsBazaLoader, BazarLoader, doc

Malware Family: BazarLoader

BazarLoader, gizli TrickBot grubu loader'dır.

TypeLoader
Programming LanguageC++
Target PlatformWindows
C2 ProtocolHTTPS
PurposeCobalt Strike staging
First Seen Year2020
AliasesBazarBackdoor

Threat Indicators (IOC)

  • SHA256: 2556c174b7a4cb47d3e3b59942a7866f7ee42723c1335ed0affd0b0b7c8d1e28
  • MD5: a3ba7c9ce2e74881949b25f87ea23d7b

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

System Cleanup Guide

  1. Disconnect the system from the network — the loader may be downloading more malware
  2. Analyze every downloaded payload
  3. Inspect all network traffic and cut suspicious connections
  4. Run a full antivirus scan
  5. Consider reimaging the system

YARA Rule Hints

rule BazarLoader_SHA256 {
    meta:
        description = "BazarLoader sample: 2556c174b7a4cb47"
        threat_level = "high"
        first_seen = "2021-11-10"
    condition:
        hash.sha256(0, filesize) == "2556c174b7a4cb47d3e3b59942a7866f7ee42723c1335ed0affd0b0b7c8d1e28"
}

BazarLoader — Malware Profile

BazarLoader BazaLoader TrickBot group loader. xigcgabbzkswmicmkatl shared Trigona mutex. DGA 20-char campaign IDs.

Malware Type
Loader
Programming Language
C++
C2 Protocol
HTTPS
Target Systems
Windows
Also Known As (AKA)
BazarBackdoor

Capabilities & Behavior

Payload İndirme
Süreç Enjeksiyonu
Modüler Mimari
Kimlik Bilgisi Hırsızlığı
Yanal Hareket
Kalıcılık
Anti-VM/Sandbox
İkincil Payload Dağıtımı

IOC List (2 indicators)

IOC — BazarLoader
# SHA256 2556c174b7a4cb47d3e3b59942a7866f7ee42723c1335ed0affd0b0b7c8d1e28 # MD5 a3ba7c9ce2e74881949b25f87ea23d7b
TypeValueNote
sha256 2556c174b7a4cb47d3e3b59942a7866f7ee42723c1335ed0affd0b0b7c8d1e28 Sample:BazarLoader
md5 a3ba7c9ce2e74881949b25f87ea23d7b Sample:BazarLoader
Tags
bazarloaderloadermalwarehighsha256hash-analizi