General
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Target
LB3.exe
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Size
146KB
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Sample
230621-rf46aabb9v
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MD5
33228a20a7e985f02e2ddd73cccde729
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SHA1
58ab960e629a609d135e1988c72f2991e5f76e30
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SHA256
0845a8c3be602a72e23a155b23ad554495bd558fa79e1bb849aa75f79d069194
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SHA512
075002dd1b0f8e536c1ff99d30368f5adfc90a2f3e7a74c9770119e7b54a5851236657b7edcb735d457e78a7e67b7c285b6ceaa6ca2907542ac208dfc8c9aabe
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SSDEEP
3072:36glyuxE4GsUPnliByocWepqFPUBwrqveV84:36gDBGpvEByocWe8MB4G
Behavioral task
behavioral1
Sample
LB3.exe
Resource
win7-20230621-en
Behavioral task
behavioral2
Sample
LB3.exe
Resource
win10v2004-20230621-en
Malware Config
Targets
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Target
LB3.exe
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Size
146KB
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MD5
33228a20a7e985f02e2ddd73cccde729
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SHA1
58ab960e629a609d135e1988c72f2991e5f76e30
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SHA256
0845a8c3be602a72e23a155b23ad554495bd558fa79e1bb849aa75f79d069194
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SHA512
075002dd1b0f8e536c1ff99d30368f5adfc90a2f3e7a74c9770119e7b54a5851236657b7edcb735d457e78a7e67b7c285b6ceaa6ca2907542ac208dfc8c9aabe
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SSDEEP
3072:36glyuxE4GsUPnliByocWepqFPUBwrqveV84:36gDBGpvEByocWe8MB4G
Score9/10-
Renames multiple (347) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Renames multiple (630) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Modifies extensions of user files
Ransomware generally changes the extension on encrypted files.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Deletes itself
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Executes dropped EXE
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Loads dropped DLL
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Drops desktop.ini file(s)
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Sets desktop wallpaper using registry
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Suspicious use of NtSetInformationThreadHideFromDebugger
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