General
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Target
Ybhfk.exe
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Size
685KB
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Sample
210507-3ewwyfygw6
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MD5
4087a6277a5288c9dfddee6b28895c0f
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SHA1
21b5e3b09c99c6da44219e53dbbe02e3c155c53a
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SHA256
afdbf26cb55fb5d7acb13eee328ced4ffd4fd1d42a72dc95fb1053b264ec45ee
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SHA512
a9b0ce9bdb3fb683fadf5947efad71c66d0de9e2f5f680c78e98ac48ab6c47967f213c5bff880798f90f236612817e09b3519493d3fece6f66497c37469a56c8
Static task
static1
Behavioral task
behavioral1
Sample
Ybhfk.exe
Resource
win7v20210410
Behavioral task
behavioral2
Sample
Ybhfk.exe
Resource
win10v20210410
Malware Config
Extracted
oski
209.141.40.19
Targets
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Target
Ybhfk.exe
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Size
685KB
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MD5
4087a6277a5288c9dfddee6b28895c0f
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SHA1
21b5e3b09c99c6da44219e53dbbe02e3c155c53a
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SHA256
afdbf26cb55fb5d7acb13eee328ced4ffd4fd1d42a72dc95fb1053b264ec45ee
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SHA512
a9b0ce9bdb3fb683fadf5947efad71c66d0de9e2f5f680c78e98ac48ab6c47967f213c5bff880798f90f236612817e09b3519493d3fece6f66497c37469a56c8
Score10/10-
Downloads MZ/PE file
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Deletes itself
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Loads dropped DLL
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of SetThreadContext
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