Silent RIFLE: How to take control of all your information systems

2017-01-30 • Hackcon •

https://hackcon.org/uploads/327/05%20-%20Kwak.pdf

Attachments

0520-20Kwak.pdf (13 MB)

Kyoung-Ju Kwak’s HackCon material links the RIFLE campaign to Lazarus Group context from Operation Blockbuster and South Korean incidents including DarkSeoul, financial-sector attacks, and defense-sector spearphishing. The RIFLE malware family is described as including a downloader, sniffer, and server component, with infected hosts creating guifx.exe, using mutexes such as ASDASDASDSA, collecting user, host, OS, and network adapter data, and communicating with C2 servers including 192.99.223.115 and compromised Korean infrastructure. The campaign abused stolen Initech code-signing certificates and is correlated with an ADEX-themed macro lure targeting military and defense organizations such as LIG Nexone, Samsung Thales, Samsung Techwin, Agency for Defense Development, Doosan DST, and Hanwha Defense. The slides also describe exploitation of third-party Korean security and management products, including Nicstech DLP and TCO!Stream, to move through supplier and victim environments, reinforcing the operational risk of trusted software providers in South Korean financial, defense, and conglomerate networks.

Indicators of Compromise

Type Value First Seen Last Seen
IPv4 192.99.223.115 2016-02-23 2020-04-16
IPv4 165.194.123.67 2016-02-23 2020-04-16
HASH 934b3b1bd78cc4444192e2abd2673f1… 2017-01-30 2017-07-27
HASH 8ae3cab3f13047bd41ce6cac47bd2b8… 2017-01-30 2017-07-27
HASH 242b0e49a61fc47b2c63ebc561b538d… 2017-01-30 2017-07-27
HASH eb55bc07470eb762ef63415ee8d5f9a… 2017-01-30 2017-07-27
HASH 8f438fac6d3be679bf2f030fc92e4c4… 2017-01-30 2017-07-27
HASH 9a44ef502f2a7d666d7b7ac9cfd5cb1… 2017-01-30 2017-01-30
HASH c4cf0d95d5861a5eb36d25981fc43d9… 2017-01-30 2017-01-30
URL https://kevinchen.co/blog/insta… 2017-01-30 2017-01-30
DOMAIN kevinchen.co 2017-01-30 2017-01-30
DOMAIN caccm.org 2017-01-30 2017-01-30
IPv4 203.241.248.108 2017-01-30 2017-01-30
IPv4 165.194.117.35 2017-01-30 2017-01-30
IPv4 158.69.115.115 2017-01-30 2017-01-30
IPv4 124.139.210.45 2017-01-30 2017-01-30
IPv4 175.117.144.67 2017-01-30 2017-01-30
HASH e7322cfe8eb767b2a96a24e1de38184… 2016-02-23 2017-01-30
HASH 5af3a8edf2d12312da2853b4a9d7436… 2016-02-23 2017-01-30
HASH 594fe5e2274a7944b461dae3919adb2… 2016-02-23 2017-01-30

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