BazarLoader | Threat Level: high | Type: Loader

Cryptographic Identifiers

SHA256af98c1743907c9a1429a6f01446bab875cbd273935b4ecfcd1f1b4db430a8ece
MD5d75ac7416c014ee6fb49d6bea7a2d568
File Typeexe
Size278.1 KB
First Seen2021-09-10
File Nametriage_dropped_file
TagsBazaLoader, BazarLoader, exe

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: af98c1743907c9a1429a6f01446bab875cbd273935b4ecfcd1f1b4db430a8ece
  • MD5: d75ac7416c014ee6fb49d6bea7a2d568

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: af98c1743907c9a1"
        threat_level = "high"
        first_seen = "2021-09-10"
    condition:
        hash.sha256(0, filesize) == "af98c1743907c9a1429a6f01446bab875cbd273935b4ecfcd1f1b4db430a8ece"
}

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 af98c1743907c9a1429a6f01446bab875cbd273935b4ecfcd1f1b4db430a8ece # MD5 d75ac7416c014ee6fb49d6bea7a2d568
TypeValueNote
sha256 af98c1743907c9a1429a6f01446bab875cbd273935b4ecfcd1f1b4db430a8ece Sample:BazarLoader
md5 d75ac7416c014ee6fb49d6bea7a2d568 Sample:BazarLoader
Tags
bazarloaderloadermalwarehighsha256hash-analizi