General
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Target
9da4c324d68d6ed54b5806385f9ab2410c26a0d8339c1e954e581e86943cc6ff
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Size
249KB
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Sample
230329-ra4bssab91
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MD5
453f4df6bba048ccf93cff1e39c0066d
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SHA1
8b2c81bc0d81a70f2aa97317de5008a016d4500a
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SHA256
9da4c324d68d6ed54b5806385f9ab2410c26a0d8339c1e954e581e86943cc6ff
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SHA512
f5e4d733f9f5a57d2915d135960c846477bba9b9787fc981680253cd098c675f07c3c607e1dff2dc3af857887aa76d52f8bb1c3c3fdaf1b29a13cf48058a0ddc
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SSDEEP
3072:83/IzbpMfY8Xav9R3LKW9lzGcDjQOQFl6kRrTdDJSVWpqnhsWEt48K+//:/zbCjav9FLK2RMxlxJSVWpqhn6H
Static task
static1
Behavioral task
behavioral1
Sample
9da4c324d68d6ed54b5806385f9ab2410c26a0d8339c1e954e581e86943cc6ff.exe
Resource
win10v2004-20230220-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://aapu.at/tmp/
http://poudineh.com/tmp/
http://firsttrusteedrx.ru/tmp/
http://kingpirate.ru/tmp/
Extracted
djvu
http://zexeq.com/test2/get.php
http://zexeq.com/lancer/get.php
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extension
.jywd
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offline_id
MEMHlobHgXqvmTWaMsLcwGZhDOd00bblO1yevst1
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payload_url
http://uaery.top/dl/build2.exe
http://zexeq.com/files/1/build3.exe
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ransomnote
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Extracted
smokeloader
pub1
Extracted
amadey
3.65
77.73.134.27/8bmdh3Slb2/index.php
Extracted
redline
ROBER
138.201.195.134:15564
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auth_value
de311ede2b43457816afc0d9989c5255
Targets
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Target
9da4c324d68d6ed54b5806385f9ab2410c26a0d8339c1e954e581e86943cc6ff
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Size
249KB
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MD5
453f4df6bba048ccf93cff1e39c0066d
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SHA1
8b2c81bc0d81a70f2aa97317de5008a016d4500a
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SHA256
9da4c324d68d6ed54b5806385f9ab2410c26a0d8339c1e954e581e86943cc6ff
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SHA512
f5e4d733f9f5a57d2915d135960c846477bba9b9787fc981680253cd098c675f07c3c607e1dff2dc3af857887aa76d52f8bb1c3c3fdaf1b29a13cf48058a0ddc
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SSDEEP
3072:83/IzbpMfY8Xav9R3LKW9lzGcDjQOQFl6kRrTdDJSVWpqnhsWEt48K+//:/zbCjav9FLK2RMxlxJSVWpqhn6H
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Detected Djvu ransomware
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload
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Downloads MZ/PE file
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Executes dropped EXE
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Modifies file permissions
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Adds Run key to start application
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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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