General
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Target
BlackBasta_03.bin.exe
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Size
716KB
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Sample
241130-a95v8svmax
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MD5
ac625552601c190656dcb8cf4c21cd1d
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SHA1
acad7a91c2812a0652d62f252774454c217666e9
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SHA256
03309c90e6c60a2e3cd44374efa3003ae10cd9e05ba6a39c77aa5289b32cb969
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SHA512
9e04dbbc624e808a678e64648dbc12deb286341876ea4590d50f996732dde2b91c6b7defbffcbdd3883c74a98488a0ad26540b364942d3117625770bc4e5e6d3
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SSDEEP
12288:nB6xrkyoUKbidQN0M2TNK36YPiCuL1+jZ5tXdAD6x/NJxaZUzrd9gW6PdrO5SAou:nwrkyoUGJJgWQrOUAua
Static task
static1
Behavioral task
behavioral1
Sample
BlackBasta_03.bin.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
BlackBasta_03.bin.exe
Resource
win10v2004-20241007-en
Malware Config
Extracted
C:\ProgramData\readme.txt
https://aazsbsgya565vlu2c6bzy6yfiebkcbtvvcytvolt33s77xypi7nypxyd.onion/
Targets
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Target
BlackBasta_03.bin.exe
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Size
716KB
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MD5
ac625552601c190656dcb8cf4c21cd1d
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SHA1
acad7a91c2812a0652d62f252774454c217666e9
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SHA256
03309c90e6c60a2e3cd44374efa3003ae10cd9e05ba6a39c77aa5289b32cb969
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SHA512
9e04dbbc624e808a678e64648dbc12deb286341876ea4590d50f996732dde2b91c6b7defbffcbdd3883c74a98488a0ad26540b364942d3117625770bc4e5e6d3
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SSDEEP
12288:nB6xrkyoUKbidQN0M2TNK36YPiCuL1+jZ5tXdAD6x/NJxaZUzrd9gW6PdrO5SAou:nwrkyoUGJJgWQrOUAua
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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 (9743) 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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Drops desktop.ini file(s)
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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
1