Analysis
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max time kernel
121s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
22-05-2024 15:06
Behavioral task
behavioral1
Sample
f837f1cd60e9941aa60f7be50a8f2aaaac380f560db8ee001408f35c1b7a97cb.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
f837f1cd60e9941aa60f7be50a8f2aaaac380f560db8ee001408f35c1b7a97cb.exe
Resource
win10v2004-20240426-en
General
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Target
f837f1cd60e9941aa60f7be50a8f2aaaac380f560db8ee001408f35c1b7a97cb.exe
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Size
2.9MB
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MD5
817f4bf0b4d0fc327fdfc21efacddaee
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SHA1
8917af3878fa49fe4ec930230b881ff0ae8d19c9
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SHA256
f837f1cd60e9941aa60f7be50a8f2aaaac380f560db8ee001408f35c1b7a97cb
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SHA512
b0f8c0f3e18765606db9c29199b617f5a757c5b12cdddeac1e91deaadef790b1134eb3c009b0eab36096391d93c8fa6abcb983426bc506ae79a63cadb7ea954b
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SSDEEP
49152:rAnCsMZjVpVbl4D5GzNMFsl4UROAUc1y32ZxJFi4NE/RgaJ2w1M:rAnCs8pVblGyNM+l4UxUc1BhFyvww1M
Malware Config
Extracted
blackcat
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enable_network_discovery
true
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enable_self_propagation
true
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enable_set_wallpaper
true
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extension
7954i9r
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note_file_name
RECOVER-${EXTENSION}-FILES.txt
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note_full_text
>> Introduction Important files on your system was ENCRYPTED and now they have have "${EXTENSION}" extension. In order to recover your files you need to follow instructions below. >> Sensitive Data Sensitive data on your system was DOWNLOADED and it will be PUBLISHED if you refuse to cooperate. Data includes: - Employees personal data, CVs, DL, SSN. - Complete network map including credentials for local and remote services. - Financial information including clients data, bills, budgets, annual reports, bank statements. - Complete datagrams/schemas/drawings for manufacturing in solidworks format - And more... Private preview is published here: http://alphvmmm27o3abo3r2mlmjrpdmzle3rykajqc5xsj7j7ejksbpsa36ad.onion/336eb50d-ebf8-436b-937d-ec075de46e7f/419ef3f950d9f346cf86db56db453539dcd51567ea871728e78dbc9918c7efeb >> CAUTION DO NOT MODIFY FILES YOURSELF. DO NOT USE THIRD PARTY SOFTWARE TO RESTORE YOUR DATA. YOU MAY DAMAGE YOUR FILES, IT WILL RESULT IN PERMANENT DATA LOSS. YOUR DATA IS STRONGLY ENCRYPTED, YOU CAN NOT DECRYPT IT WITHOUT CIPHER KEY. >> Recovery procedure Follow these simple steps to get in touch and recover your data: 1) Download and install Tor Browser from: https://torproject.org/ 2) Navigate to: http://sty5r4hhb5oihbq2mwevrofdiqbgesi66rvxr5sr573xgvtuvr4cs5yd.onion/?access-key=${ACCESS_KEY}
Signatures
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BlackCat
A Rust-based ransomware sold as RaaS first seen in late 2021.