General
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Target
ad17be6a08b36d18e8b6b081328c0c51f4fe0d6b74c0d3dc6d0b59932c0bf7a9
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Size
343KB
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Sample
230424-j6ygescd4s
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MD5
f1e1ba13f25549b988930f91f2f53893
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SHA1
64b6305e491d7f580f778079da92d7da8be6b3a3
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SHA256
ad17be6a08b36d18e8b6b081328c0c51f4fe0d6b74c0d3dc6d0b59932c0bf7a9
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SHA512
df3cd51b8d28105c98be99b7000d164bb4598fbc8962c0414464d56912e4ffc4f8ae0afa540871b97f15916aed61b40a4816aa765483e5c032377c7cc0aebb17
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SSDEEP
6144:pg1diD8QO3dN3DmApEfJ8TjA8QhoVWRUZn2Sy:pg18D8Z3dNmAefqTj1QhsWeZnz
Static task
static1
Behavioral task
behavioral1
Sample
ad17be6a08b36d18e8b6b081328c0c51f4fe0d6b74c0d3dc6d0b59932c0bf7a9.exe
Resource
win10v2004-20230221-en
Malware Config
Extracted
smokeloader
2022
http://potunulit.org/
http://hutnilior.net/
http://bulimu55t.net/
http://soryytlic4.net/
http://novanosa5org.org/
http://nuljjjnuli.org/
http://tolilolihul.net/
http://somatoka51hub.net/
http://hujukui3.net/
http://bukubuka1.net/
http://golilopaster.org/
http://newzelannd66.org/
http://otriluyttn.org/
http://aapu.at/tmp/
http://poudineh.com/tmp/
http://firsttrusteedrx.ru/tmp/
http://kingpirate.ru/tmp/
Extracted
amadey
3.70
77.73.134.27/n9kdjc3xSf/index.php
Extracted
smokeloader
pub1
Extracted
djvu
http://zexeq.com/lancer/get.php
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extension
.coty
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offline_id
O8Ao46dcCReRPC4I1PGMYsRFFc9WI5eOp0O3MFt1
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payload_url
http://colisumy.com/dl/build2.exe
http://zexeq.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
3.5
5c24dc0e9726fcc756a18038ae4e0e67
https://steamcommunity.com/profiles/76561199497218285
https://t.me/tg_duckworld
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profile_id_v2
5c24dc0e9726fcc756a18038ae4e0e67
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user_agent
Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.93 Safari/537.36 Vivaldi/3.7
Extracted
vidar
3.5
bf58e1879f88b222ba2391682babf9d8
https://steamcommunity.com/profiles/76561199497218285
https://t.me/tg_duckworld
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profile_id_v2
bf58e1879f88b222ba2391682babf9d8
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user_agent
Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.93 Safari/537.36 Vivaldi/3.7
Targets
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Target
ad17be6a08b36d18e8b6b081328c0c51f4fe0d6b74c0d3dc6d0b59932c0bf7a9
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Size
343KB
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MD5
f1e1ba13f25549b988930f91f2f53893
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SHA1
64b6305e491d7f580f778079da92d7da8be6b3a3
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SHA256
ad17be6a08b36d18e8b6b081328c0c51f4fe0d6b74c0d3dc6d0b59932c0bf7a9
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SHA512
df3cd51b8d28105c98be99b7000d164bb4598fbc8962c0414464d56912e4ffc4f8ae0afa540871b97f15916aed61b40a4816aa765483e5c032377c7cc0aebb17
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SSDEEP
6144:pg1diD8QO3dN3DmApEfJ8TjA8QhoVWRUZn2Sy:pg18D8Z3dNmAefqTj1QhsWeZnz
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Detected Djvu ransomware
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Downloads MZ/PE file
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Stops running service(s)
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Modifies file permissions
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext
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