General
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Target
a0b9bf20b8491348e21136b4b007dfe7.bin
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Size
172KB
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Sample
230429-b5fk8abb5y
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MD5
d68221c00f23cc16bd740b82714ef32a
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SHA1
5d7613dd9886ecac0e0078ce416980dccdb0f83c
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SHA256
bdf6f2c86e224e4945ad500018ba07462d60b706dda40b326af2a092bda7ae87
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SHA512
a45a186b05af1e931f1bc3ccc5ae0e9271cce4e7871ed796c05271070b8f1f65ecdd2882c250d776d6e367f27ead45c6ae8f57ca950a85549e949f3fe79b95b8
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SSDEEP
3072:3nxYrjg3BSFgemFv9fwN/eGAkYDHJwaFufhQ3sGNYikP6KF/tu9tRNbf:3n6ZiFhGV8ufhQ3R2PXpE9tRND
Static task
static1
Behavioral task
behavioral1
Sample
9aa89befbe2e1a4b57d0bb75021c856801435fb5945d5943a37be8db9bbd404c.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
9aa89befbe2e1a4b57d0bb75021c856801435fb5945d5943a37be8db9bbd404c.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
smokeloader
pub1
Extracted
amadey
3.70
77.73.134.27/n9kdjc3xSf/index.php
Extracted
djvu
http://zexeq.com/lancer/get.php
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extension
.foty
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offline_id
JFtdCcJoPS9sBORc6lnQV44QG764HrKKynxqdVt1
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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
3.6
1616034f091df9fd0229bc38dd17597f
https://steamcommunity.com/profiles/76561199499188534
https://t.me/nutalse
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profile_id_v2
1616034f091df9fd0229bc38dd17597f
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user_agent
Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.0.0 Safari/537.36
Targets
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Target
9aa89befbe2e1a4b57d0bb75021c856801435fb5945d5943a37be8db9bbd404c.exe
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Size
290KB
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MD5
a0b9bf20b8491348e21136b4b007dfe7
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SHA1
414893101c2287cea2210b70853b2d466eede691
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SHA256
9aa89befbe2e1a4b57d0bb75021c856801435fb5945d5943a37be8db9bbd404c
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SHA512
28f4cda69f03931d6b5429024d1292b59c7305eda80395ba1c23f5d09a65630710ce8c77871098dd32cb8a6a81f1b4e3519261d1d341844de83e85a6e9f89a69
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SSDEEP
3072:8xQVOMBbDV3NWCn3I6J8aBAUR1KWF5DvlbcO53M5R36QdN/HdXM:ZhxIOhPFKWFZlx3g36QdN/1
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Detected Djvu ransomware
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Downloads MZ/PE file
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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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Accesses cryptocurrency files/wallets, possible credential harvesting
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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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