General
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Target
c55d5c97c334c758871d1a00959ce63573429e9bfbbf2ae72a1636b2c5d48f82
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Size
720KB
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Sample
220925-fqxcmsefek
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MD5
b4b0024d396355c860053d8f2e1913d6
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SHA1
880d17d8b4b27c605e885a07e29262d1afcf781d
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SHA256
c55d5c97c334c758871d1a00959ce63573429e9bfbbf2ae72a1636b2c5d48f82
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SHA512
19235f21ea0394647dbb5dca19e7f7705b761d3ec41fd839b91b811ddda5ca4f9685a465eaf56c32d44025b19e0467dc4939baa4cdc746462de7f5f6259d03d7
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SSDEEP
12288:4XR2/ZJt6HR/NUMmdpMoz+3BzIwffjJulDicHvVxhCdTy:K2RJtWjUMipzz+3BzNuDiSrgI
Static task
static1
Behavioral task
behavioral1
Sample
c55d5c97c334c758871d1a00959ce63573429e9bfbbf2ae72a1636b2c5d48f82.exe
Resource
win10-20220901-en
Malware Config
Extracted
djvu
http://winnlinne.com/test1/get.php
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extension
.oflg
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offline_id
xkNzhkB1wvgoDI7Uo0HPNLY3qCuwoFpP7nlhlut1
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payload_url
http://rgyui.top/dl/build2.exe
http://winnlinne.com/files/1/build3.exe
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ransomnote
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Extracted
vidar
54.6
517
https://t.me/huobiinside
https://mas.to/@kyriazhs1975
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profile_id
517
Targets
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Target
c55d5c97c334c758871d1a00959ce63573429e9bfbbf2ae72a1636b2c5d48f82
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Size
720KB
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MD5
b4b0024d396355c860053d8f2e1913d6
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SHA1
880d17d8b4b27c605e885a07e29262d1afcf781d
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SHA256
c55d5c97c334c758871d1a00959ce63573429e9bfbbf2ae72a1636b2c5d48f82
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SHA512
19235f21ea0394647dbb5dca19e7f7705b761d3ec41fd839b91b811ddda5ca4f9685a465eaf56c32d44025b19e0467dc4939baa4cdc746462de7f5f6259d03d7
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SSDEEP
12288:4XR2/ZJt6HR/NUMmdpMoz+3BzIwffjJulDicHvVxhCdTy:K2RJtWjUMipzz+3BzNuDiSrgI
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Detected Djvu ransomware
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Downloads MZ/PE file
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Executes dropped EXE
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Loads dropped DLL
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Modifies file permissions
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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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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Suspicious use of SetThreadContext
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