General
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Target
66b595d76fc4a1539cb9465a323cc73e5b4c43ebe4f36fd50d20043c20da82c9
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Size
248KB
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Sample
230605-f7yl2afa36
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MD5
c52e89e72257b7087a7e7cf95ba0f2a8
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SHA1
9cd975e2c64f6c3b445376a117502901b48a747c
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SHA256
66b595d76fc4a1539cb9465a323cc73e5b4c43ebe4f36fd50d20043c20da82c9
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SHA512
f0eb314f2f2a6f15f20e9f8feac583a5bea69b709d093102d50f4ed17b311f57af5c981df374b56c74c3217769894bb3459c416179dcfbed2df7d03b230332f3
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SSDEEP
3072:uX1SjXJrhdwO2eKM6j/VxF6YWqsgaOhLo7q5G3N:2CqO2eF6jtD6Y3tNk3
Static task
static1
Behavioral task
behavioral1
Sample
66b595d76fc4a1539cb9465a323cc73e5b4c43ebe4f36fd50d20043c20da82c9.exe
Resource
win10-20230220-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://toobussy.com/tmp/
http://wuc11.com/tmp/
http://ladogatur.ru/tmp/
http://kingpirate.ru/tmp/
Extracted
djvu
http://zexeq.com/raud/get.php
http://zexeq.com/lancer/get.php
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extension
.neon
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offline_id
0vTA6MA1m5nzrdffOCJC7YmAa4Lp6YNN8lOJ4mt1
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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
smokeloader
pub1
Targets
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Target
66b595d76fc4a1539cb9465a323cc73e5b4c43ebe4f36fd50d20043c20da82c9
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Size
248KB
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MD5
c52e89e72257b7087a7e7cf95ba0f2a8
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SHA1
9cd975e2c64f6c3b445376a117502901b48a747c
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SHA256
66b595d76fc4a1539cb9465a323cc73e5b4c43ebe4f36fd50d20043c20da82c9
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SHA512
f0eb314f2f2a6f15f20e9f8feac583a5bea69b709d093102d50f4ed17b311f57af5c981df374b56c74c3217769894bb3459c416179dcfbed2df7d03b230332f3
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SSDEEP
3072:uX1SjXJrhdwO2eKM6j/VxF6YWqsgaOhLo7q5G3N:2CqO2eF6jtD6Y3tNk3
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Detected Djvu ransomware
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Downloads MZ/PE file
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Deletes itself
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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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