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Analyzing Amadey
Initial Access Amedey is installed by msiexec.exe when you open a malicious excel file. From the document file technique, the threat actor is considered TA505. Excel 4.0 Macro Utilized by TA505 to Target Financial Institutions Recently Threat Actor TA505 Targets Financial Enterprises Using LOLBins and a New Backdoor Malware https://app.any.run/tasks/3430e711-7bb1-49b4-ac07-86b1a6b5c784 The download URL is as
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Steady Evolution of Fallout v4
First We have been observing the Fallout Exploit Kit since August 2018. Fallout is using non-characteristic URL and heavily obfuscated landing page. The user still exists and attacks are observed daily. Recently, we were investigating an attack campaign that infects Raccoon Stealer in the flow of PopAds-> KeitaroTDS-> Fallout. About Fallout, we have already written
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Weak Drive-by Download attack with “Radio Exploit Kit”
First Since July 11 2019, we have observed a new Drive-by Download attack. It is redirected from the ad-network. It does not use a conventional Exploit Kit such as RIG or Fallout, but uses its own exploit kit. We call this “Radio Exploit Kit”. Malvertising -> Unknown EK🚀 -> #AZORult(CC: @malware_traffic, @jeromesegura, @BleepinComputer)https://t.co/CkSfs38D8q pic.twitter.com/Uk37R7g1xh —
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Say hello to Bottle Exploit Kit targeting Japan
First On December 11, 2019, we were strolling through ad-networks. As before, we observed RIG, Fallout and Underminer Exploit Kit, but observed other interesting Drive-by Download attack. We call it “Bottle Exploit Kit”. BottleEK targets only Japanese users. According to our research, BottleEK has been active at least in September 2019. This time we introduce
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An Overhead View of the Royal Road
Abstract Several targeted attack groups share the tools used in the attack and are reported to be doing similar attacks. Attack tools are also shared in attacks targeting Japanese organizations, for example, Tick. Tick may use a tool called Royal Road RTF Weaponizer. And Royal Road is used by targeted attack groups such as Goblin
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Royal Road! Re:Dive
Abstract We introduced the “Royal Road RTF Weaponizer” in our previous blog [1] (and presented at Japan Security Analyst Conference 2020 and CPX 360 CPRCon 2020). Royal Road is a tool shared by many targeted attack groups believed to belong to China. It’s been a year since our previous blog, and Royal Road is still
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Exploit Kit still sharpens a sword
Note: This blog post doesn’t make sense to many It’s 2021 now. Moreover, the quarter has already passed. I thought Drive-by Download attack was dead four years ago. Angler Exploit Kit has disappeared, pseudo-Darkleech and EITest campaign have disappeared, and RIG Exploit Kit has also declined. At that time, Drive-by Download attack was definitely supposed
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GroundPeony: Crawling with Malice
This blog post is based on “GroundPeony: Crawling with Malice” that we presented at HITCON CMT 2023. We are grateful to HITCON for giving us the opportunity to present. https://hitcon.org/2023/CMT/en/agenda/e8fe6942-9c60-419a-b9a0-dbda80a27ad0/ Presentation material (PDF) is here. Abstract In March 2023, we discovered a cyber attack campaign targeting Taiwanese government agencies. The campaign employed devious tactics such
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CISA Releases Eight Industrial Control Systems Advisories
CISA released eight Industrial Control Systems (ICS) advisories on March 4, 2025. These advisories provide timely information about current security issues, vulnerabilities, and exploits surrounding ICS. ICSA-25-063-01 Carrier Block Load ICSA-25-063-02 Keysight Ixia Vision Product Family ICSA-25-063-03 Hitachi Energy MACH PS700 ICSA-25-063-04 Hitachi Energy XMC20 ICSA-25-063-05 Hitachi Energy UNEM/ECST ICSA-25-063-06 Delta Electronics CNCSoft-G2 ICSA-25-063-07 GMOD
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Carrier Block Load
View CSAF 1. EXECUTIVE SUMMARY CVSS v4 7.1 ATTENTION: Low attack complexity Vendor: Carrier Equipment: Block Load Vulnerability: Uncontrolled Search Path Element 2. RISK EVALUATION Successful exploitation of this vulnerability could allow a malicious actor to execute arbitrary code with escalated privileges . 3. TECHNICAL DETAILS 3.1 AFFECTED PRODUCTS The following Carrier product, which is