BazarLoader | Threat Level: high | Type: Loader

Cryptographic Identifiers

SHA2561a11f48cbdd0a8f256f4940d8e8dcf0ead80cbfdb6d6dd87c8b9b945c4051631
MD5e2e6b73c933c284baaeb3b04df50cf03
File Typeexe
Size380.1 KB
First Seen2020-12-10
File NamePrint-Review.exe
Tagsbaza, BazaLoader, BazarLoader, kegtap, OOO Inversum, signed, TrickBot

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: 1a11f48cbdd0a8f256f4940d8e8dcf0ead80cbfdb6d6dd87c8b9b945c4051631
  • MD5: e2e6b73c933c284baaeb3b04df50cf03

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: 1a11f48cbdd0a8f2"
        threat_level = "high"
        first_seen = "2020-12-10"
    condition:
        hash.sha256(0, filesize) == "1a11f48cbdd0a8f256f4940d8e8dcf0ead80cbfdb6d6dd87c8b9b945c4051631"
}

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 1a11f48cbdd0a8f256f4940d8e8dcf0ead80cbfdb6d6dd87c8b9b945c4051631 # MD5 e2e6b73c933c284baaeb3b04df50cf03
TypeValueNote
sha256 1a11f48cbdd0a8f256f4940d8e8dcf0ead80cbfdb6d6dd87c8b9b945c4051631 Sample:BazarLoader
md5 e2e6b73c933c284baaeb3b04df50cf03 Sample:BazarLoader
Tags
bazarloaderloadermalwarehighsha256hash-analizi