blackcat | b59a38d201b89fba9e21620609d6e0906f433ac54280bb8380c90b59232e0392

General

Target
2026-06-29_fbcd8f5cf236c649ee107b6f288729e0_akira_alphv_blackcat_elex_glassworm
Size 2.9MB
Sample260630-bat55act4j
SHA256 b59a38d201b89fba9e21620609d6e0906f433ac54280bb8380c90b59232e0392
MD5 fbcd8f5cf236c649ee107b6f288729e0
SHA1 9b43e332c9ca67bea791cced1fd28fc7c6d98258
SHA512 0000ae95aa4a4ef10050a11cf77ed8a36b798ce79cfa797cd54e71210f06d2605f4af18005bd24df4b34d2f6ae86bf554ee9a0db46da3e78395b4136ce1d6784
SSDEEP 49152:P+4JhTWqcllwKKTYxJAOtIgFKrFvvXCrK7QMMC7a0h4NE/RgaJ2w1M:W4JhTCK8xJlIGKrZvXCEQMMI/rvww1M
TLSH
T1FFE59E46FA4356ADCB671570305EB33AF63A491C602D9FA3E7E89D30FE2E71019C8619
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

Malware Config

Extracted

Family

blackcat

Attributes

enable_network_discovery
true
enable_self_propagation
true
enable_set_wallpaper
true
extension
7954i9r
note_file_name
RECOVER-${EXTENSION}-FILES.txt
note_full_text
>> Introduction Important files on your system was ENCRYPTED and now they have have "${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}

rsa_pubkey.plain

Targets

- Target
  2026-06-29_fbcd8f5cf236c649ee107b6f288729e0_akira_alphv_blackcat_elex_glassworm
- Size 2.9MB
- SHA256 b59a38d201b89fba9e21620609d6e0906f433ac54280bb8380c90b59232e0392
- MD5 fbcd8f5cf236c649ee107b6f288729e0
- SHA1 9b43e332c9ca67bea791cced1fd28fc7c6d98258
- SHA512 0000ae95aa4a4ef10050a11cf77ed8a36b798ce79cfa797cd54e71210f06d2605f4af18005bd24df4b34d2f6ae86bf554ee9a0db46da3e78395b4136ce1d6784
- SSDEEP 49152:P+4JhTWqcllwKKTYxJAOtIgFKrFvvXCrK7QMMC7a0h4NE/RgaJ2w1M:W4JhTCK8xJlIGKrZvXCEQMMI/rvww1M
- TLSH
  T1FFE59E46FA4356ADCB671570305EB33AF63A491C602D9FA3E7E89D30FE2E71019C8619
- MD5 SHA1 SHA512 SSDEEP TLSH
Score

10^/10

discovery blackcat ransomware
- Family: BlackCat
  A Rust-based ransomware sold as RaaS first seen in late 2021.
  ransomware blackcat
- Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)
- Detects command variations typically used by ransomware
- Detects executables containing commands for clearing Windows Event Logs
behavioral1 behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

Sharing

General

Malware Config

Extracted

Targets

Family: BlackCat

Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003)

Detects command variations typically used by ransomware

Detects executables containing commands for clearing Windows Event Logs

MITRE ATT&CK Enterprise v16

Tasks

static1

behavioral1

behavioral2