General
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Target
file
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Size
545KB
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Sample
250205-vgt89axmgm
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MD5
6a202e9a95f58938d02385e31d43ed87
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SHA1
53628c7a155ccb7af1135140083939018d3587f1
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SHA256
15abbff9fbce7f5782c1654775938dcd2ce0a8ebd683a008547f8a4e421888c4
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SHA512
c6684838b84499dc97c75f33c1d3be29c654b90d2f0293c33af6a986facc8a673275a0f33a82f43aa1a8e67684b07092e462b1e2c309450a9ec0486ec7b4a7d1
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SSDEEP
12288:tM9fIMGezCq1kWOgb/VPFAQxSNJ4krheZfIVWRkn8oXdd6:hbq1kWJb9PFAQxgJheZfY8gdI
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20250129-en
Malware Config
Extracted
C:\ProgramData\readme.txt
https://aazsbsgya565vlu2c6bzy6yfiebkcbtvvcytvolt33s77xypi7nypxyd.onion/
Targets
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Target
file
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Size
545KB
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MD5
6a202e9a95f58938d02385e31d43ed87
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SHA1
53628c7a155ccb7af1135140083939018d3587f1
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SHA256
15abbff9fbce7f5782c1654775938dcd2ce0a8ebd683a008547f8a4e421888c4
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SHA512
c6684838b84499dc97c75f33c1d3be29c654b90d2f0293c33af6a986facc8a673275a0f33a82f43aa1a8e67684b07092e462b1e2c309450a9ec0486ec7b4a7d1
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SSDEEP
12288:tM9fIMGezCq1kWOgb/VPFAQxSNJ4krheZfIVWRkn8oXdd6:hbq1kWJb9PFAQxgJheZfY8gdI
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Black Basta
A ransomware family targeting Windows and Linux ESXi first seen in February 2022.
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Blackbasta family
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Renames multiple (9760) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Credentials from Password Stores: Windows Credential Manager
Suspicious access to Credentials History.
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Drops startup file
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Loads dropped DLL
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Drops desktop.ini file(s)
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Sets desktop wallpaper using registry
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MITRE ATT&CK Enterprise v15
Defense Evasion
Direct Volume Access
1Indicator Removal
2File Deletion
2Modify Registry
1Credential Access
Credentials from Password Stores
2Credentials from Web Browsers
1Windows Credential Manager
1Unsecured Credentials
1Credentials In Files
1