哈希 / 信息值
SHA256d66f5288a48f0e4e35601236c1521ac742420c3e127b11aa190fc54b7ad85ad5
MD57f4e427936de0eecd46ce643bf5c0d36
SHA1d912c978f83f0eed11a70eaaccc79543af5d7ccb
ImpHashf34d5f2d4577ed6d9ceec516c1f5a744
文件 Adi1m9SiKSPDk41YBI2wVIax0JCDD4SexGqGQ-FS3rYWtU.bin
文件类型exe
大小1,628,936 bytes
首次发现2023-07-19

Tehdit 值lendirmesi

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.

检测到的功能

  • Payload Indirme
  • Surec Enjeksiyonu
  • Kalicilik
  • Anti-Analiz
  • Sifrelenmis Iletisim

MalwareBazaar 标签

878155exeGoziUrsnif

分析说明

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

Ursnif — 恶意软件档案

Ursnif/Gozi ISFB banking trojan 2007. magic.js 1 string max obfuski. kpmg/thelancet camouflage. Discord CDN. Man-in-browser.

恶意软件类型
Other
编程语言
C++
C2协议
HTTPS
目标系统
Windows
别名 (AKA)
Gozi

技术细节

Ursnif (Gozi/ISFB) is one of the oldest banking trojans, active since 2007. Source code leaked 2010 and 2015 spawning numerous variants: ISFB, RM3, LDR4. Man-in-the-browser attacks: form grabbing, video capture of banking sessions, web injections. C2 uses RSA-1024 encrypted HTTPS with domain generation algorithm (DGA) as fallback. RSA-2048 for config encryption, custom binary protocol. Anti-analysis: timing-based sandbox evasion, VMware/VirtualBox artifact detection. LDR4 variant (2022) dropped banking features to focus purely on ransomware delivery. Operated by TA544 (Narwhal Spider) in Italy, and by TA551 (Shathak) in Japan. Uses HTTPS for exfiltration with binary data format.

归因 / 威胁行为者

TA544 (Narwhal Spider), TA551 (Shathak), multiple operators

能力与行为

Zararlı Yazılım Aktivitesi
Kalıcılık Mekanizması
C2 İletişimi
Anti-Analiz

IOC列表 (2 个指标)

IOC — Ursnif
# SHA256 d66f5288a48f0e4e35601236c1521ac742420c3e127b11aa190fc54b7ad85ad5 # MD5 7f4e427936de0eecd46ce643bf5c0d36
类型值备注
sha256 d66f5288a48f0e4e35601236c1521ac742420c3e127b11aa190fc54b7ad85ad5
md5 7f4e427936de0eecd46ce643bf5c0d36
Ursnif — 查看完整档案 →

C2服务器 (该家族共有 1 台已记录服务器)

地址 类型 端口 协议 状态 国家
91.92.109.38 ip 8080 HTTP sinkholed RU

C2 地址仅来自 KEYDAL 团队人工验证的恶意软件样本。禁止用于商业用途。

标签
878155exeGoziUrsnif