BazarLoader | Threat Level: high | Type: Loader

Cryptographic Identifiers

SHA256b6d3ec32a66cd62da62e9e6061c0a3584a02164725129fb7afc5c890cb63a9b6
MD5ab9fa8e4d1b064623ca495bf5a53f8ff
File Typehta
Size3.1 KB
First Seen2021-08-04
File Nameindex.hTA
TagsBazaLoader, BazarLoader, hta, Shathak, TA551

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: b6d3ec32a66cd62da62e9e6061c0a3584a02164725129fb7afc5c890cb63a9b6
  • MD5: ab9fa8e4d1b064623ca495bf5a53f8ff

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: b6d3ec32a66cd62d"
        threat_level = "high"
        first_seen = "2021-08-04"
    condition:
        hash.sha256(0, filesize) == "b6d3ec32a66cd62da62e9e6061c0a3584a02164725129fb7afc5c890cb63a9b6"
}

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 b6d3ec32a66cd62da62e9e6061c0a3584a02164725129fb7afc5c890cb63a9b6 # MD5 ab9fa8e4d1b064623ca495bf5a53f8ff
TypeValueNote
sha256 b6d3ec32a66cd62da62e9e6061c0a3584a02164725129fb7afc5c890cb63a9b6 Sample:BazarLoader
md5 ab9fa8e4d1b064623ca495bf5a53f8ff Sample:BazarLoader
Tags
bazarloaderloadermalwarehighsha256hash-analizi