Malicious Batch File (*.bat) Disguised as a Document Viewer Being Distributed (Kimsuky)

2023-07-10 Ahnlab

https://asec.ahnlab.com/en/55219/

Thumbnail for Malicious Batch File (*.bat) Disguised as a Document Viewer Being Distributed (Kimsuky)

Based on the function names used by the malware and the downloaded URL parameters, it is suspected to have been distributed by the Kimsuky group. This malware is designed to download various scripts based on the anti-malware process, including AhnLab products, installed in the user’s environment. The threat actor downloads different scripts based on the type of anti-malware process that is running in the user’s environment. Although the exact distribution path of the malware has not been confirmed, it appears that it is being distributed via email.

Indicators of Compromise

Type Value First Seen Last Seen
DOMAIN namsouth.com 2023-06-30 2024-02-28
HASH 8536d838dcdd026c57187ec2c3aec0f6 2023-06-30 2023-07-10
HASH 00119ed01689e76cb7f33646693ecd6a 2023-06-30 2023-07-10
HASH 7d79901b01075e29d8505e72d225ff52 2023-06-30 2023-07-10
HASH a7ac7d100184078c2aa5645552794c19 2023-06-30 2023-07-10
URL http://joongang.site/pprb/sec/c… 2023-06-30 2023-07-10
URL http://joongang.site/pprb/sec/c… 2023-06-30 2023-07-10
URL http://namsouth.com/gopprb/OpOp… 2023-06-30 2023-07-10
URL http://joongang.site/docx/ 2023-06-30 2023-07-10
URL https://joongang.site/pprb/sec/… 2023-06-30 2023-07-10
URL http://joongang.site/pprb/sec/c… 2023-06-30 2023-07-10
URL http://joongang.site/pprb/sec/ 2023-06-30 2023-07-10
URL http://joongang.site/pprb/sec/d… 2023-06-30 2023-07-10
URL https://joongang.site/pprb/sec/… 2023-06-30 2023-07-10
URL http://joongang.site/doc/ 2023-06-30 2023-07-10
URL https://joongang.site/pprb/sec/… 2023-06-30 2023-07-10
URL http://staradvertiser.store/sig… 2023-06-30 2023-07-10
URL https://joongang.site/pprb/sec/… 2023-06-30 2023-07-10
URL https://joongang.site/pprb/sec/… 2023-06-30 2023-07-10
DOMAIN staradvertiser.store 2023-06-30 2023-07-10
DOMAIN joongang.site 2023-06-30 2023-07-10

Related Actors

Related Reports

« Back