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General
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Target
bc7c1e69bf363517d13a1ebd20a4ea7a
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Size
3.3MB
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Sample
240309-wyxalsef62
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MD5
bc7c1e69bf363517d13a1ebd20a4ea7a
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SHA1
f19254a24dc5a0ae100e716ff501b55eaad8e2e7
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SHA256
8dede2a22514223dbcb639a6a0b6a96e747728cdaf447bdf112166da0156ae96
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SHA512
7871c61f7137720ea1be192e3cc1c68ee3f7d15e7358cdc5c5ec8e5d9e609a5a2b21de35c77741e99666618301c28c25e72045f8a603fd1ceed50ad45a1cc8c3
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SSDEEP
12288:gp4pNfz3ymJnJ8QCFkxCaQTOl2GVqCw+VsLkjrVlQB9FbDTF53nlNFRpO50w9XCC:aEtl9mRda1VICwE
Static task
static1
Behavioral task
behavioral1
Sample
bc7c1e69bf363517d13a1ebd20a4ea7a.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
bc7c1e69bf363517d13a1ebd20a4ea7a.exe
Resource
win10v2004-20240226-en
Malware Config
Targets
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Target
bc7c1e69bf363517d13a1ebd20a4ea7a
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Size
3.3MB
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MD5
bc7c1e69bf363517d13a1ebd20a4ea7a
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SHA1
f19254a24dc5a0ae100e716ff501b55eaad8e2e7
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SHA256
8dede2a22514223dbcb639a6a0b6a96e747728cdaf447bdf112166da0156ae96
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SHA512
7871c61f7137720ea1be192e3cc1c68ee3f7d15e7358cdc5c5ec8e5d9e609a5a2b21de35c77741e99666618301c28c25e72045f8a603fd1ceed50ad45a1cc8c3
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SSDEEP
12288:gp4pNfz3ymJnJ8QCFkxCaQTOl2GVqCw+VsLkjrVlQB9FbDTF53nlNFRpO50w9XCC:aEtl9mRda1VICwE
Score10/10-
Modifies WinLogon for persistence
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Renames multiple (91) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Drops startup file
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Executes dropped EXE
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Loads dropped DLL
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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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Drops autorun.inf file
Malware can abuse Windows Autorun to spread further via attached volumes.
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Drops file in System32 directory
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