SmokeLoader — e3c501042fb287379213303700b26df24a3c53af [e3c50104]

Hash / Informação	Valor
SHA256	e3c501042fb287379213303700b26df24a3c53af91c9c08387ddfeacd296f062
MD5	0bf18d7ddf40a43ca16dd6d421d84fdf
SHA1	984521a51d551cb05ad72c048236a7a0a19dc7ea
ImpHash	dcbd2d52758a1e1a8ff7d110a208bab1
Arquivo Adi	e3c501042fb287379213303700b26df24a3c53af91c9c08387ddfeacd296f062
Tipo de arquivo	exe
Tamanho	416,256 bytes
Primeira detecção	2025-01-17

Tehdit Valorlendirmesi

Bu ornek, hedef sisteme ek zararlı yazılım yuklemek amacıyla tasarlanmis moduler bir yukleyici (loader) olarak tespit edilmistir. Bankacılık trojanları, fidye yazılımları veya diger ikinci asama yukler indirebilmektedir.

Capacidades detectadas

Payload Indirme
Surec Enjeksiyonu
Kalicilik
Anti-Analiz
Sifrelenmis Iletisim

Tags do MalwareBazaar

94-156-177-72exeSmoke LoaderSmokeLoader

Nota de análise

Bu ornek SmokeLoader ailesine ait ve MalwareBazaar platformundan alınmıstır. KEYDAL Guvenlik Arastirmaları tarafından metadata analizi gerceklestirilmis ve IOC veritabanına eklenmistir.

SmokeLoader — Perfil do malware

SmokeLoader. autoruns.exe Sysinternals version info spoofing. Spaso developer PDB username. stub.pdb loader project artifact.

Tipo de malware

Loader

Linguagem de programação

Protocolo C2

HTTP

Sistemas-alvo

Windows

Também conhecido como (AKA)

Dofoil

Detalhes técnicos

SmokeLoader (Dofoil/Smoke Bot) is a modular loader/downloader active since 2011. Primary function: download and execute additional payloads (Emotet, TrickBot, FormBook, Ursnif). Heavy obfuscation: string encryption (RC4+XOR), process injection via APC, code injection. Heaven's Gate technique: switches from 32-bit to 64-bit mode to evade WoW64 hooks. Anti-analysis: CPUID-based VM detection, process listing for analysis tools, timing checks. Uses process hollowing to inject into explorer.exe or svchost.exe. C2 communication: RC4-encrypted HTTP POST requests with bot ID, campaign ID. Sold as pay-per-install (PPI) service on underground forums (~$400/1000 installs). Frequently updated to bypass detection, >100 variants documented.

Atribuição / Ator da ameaça

Unknown (sold on underground forums, multiple operators)

Capacidades e comportamento

Payload İndirme

Süreç Enjeksiyonu

Modüler Mimari

Kimlik Bilgisi Hırsızlığı

Yanal Hareket

Kalıcılık

Anti-VM/Sandbox

İkincil Payload Dağıtımı

Lista IOC (2 indicadores)

IOC — SmokeLoader

# SHA256
e3c501042fb287379213303700b26df24a3c53af91c9c08387ddfeacd296f062

# MD5
0bf18d7ddf40a43ca16dd6d421d84fdf

Tipo	Valor	Nota
sha256	e3c501042fb287379213303700b26df24a3c53af91c9c08387ddfeacd296f062
md5	0bf18d7ddf40a43ca16dd6d421d84fdf

SmokeLoader — Ver perfil completo →

Servidores C2 (5 servidores registrados para esta família)

Endereço	Tipo	Porta	Protocolo	Status	País
80.66.75.36	ip	80	HTTP	inactive	RU
148.72.171.175	ip	80	HTTP	inactive	US
91.243.44.247	ip	8888	HTTP	inactive	RU
185.173.35.16	ip	8080	HTTP	inactive	RU
torcavpcs1.atitech.com	domain	443	TCP	inactive	—

Os endereços C2 são fornecidos apenas a partir de amostras de malware verificadas manualmente pela equipe KEYDAL. O uso comercial é proibido.