General
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Target
a655b21f62e43db8d8165f270f8fb39719e54c19b868e03acd489237c1d2c85a
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Size
2.8MB
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Sample
231209-kwfdjahbg4
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MD5
c0e25b42de43029f09e6cd39965e9a8d
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SHA1
f2b4c918b53feaecf6d56d2bfcbce2c61f3378c0
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SHA256
a655b21f62e43db8d8165f270f8fb39719e54c19b868e03acd489237c1d2c85a
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SHA512
6b66ba5918f698a3f7658c09f5dfb072d3625c733374da0d7d076997c4bbd520fb4854b43a6656819ef67e9ad8a949bf353e438319e309eaf9954e18de5e54b6
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SSDEEP
49152:f956kz+GBq2Nenr2C1p9hEmmJoYp21RCRQPktvD/71Tys60Za:fvl+YNcP1jWLJCRf8tr/79t6ca
Malware Config
Extracted
amadey
http://185.172.128.5
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strings_key
11bb398ff31ee80d2c37571aecd1d36d
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url_paths
/v8sjh3hs8/index.php
Extracted
amadey
4.13
http://185.172.128.5
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install_dir
4fdb51ccdc
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install_file
Utsysc.exe
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strings_key
11bb398ff31ee80d2c37571aecd1d36d
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url_paths
/v8sjh3hs8/index.php
Targets
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Target
a655b21f62e43db8d8165f270f8fb39719e54c19b868e03acd489237c1d2c85a
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Size
2.8MB
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MD5
c0e25b42de43029f09e6cd39965e9a8d
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SHA1
f2b4c918b53feaecf6d56d2bfcbce2c61f3378c0
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SHA256
a655b21f62e43db8d8165f270f8fb39719e54c19b868e03acd489237c1d2c85a
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SHA512
6b66ba5918f698a3f7658c09f5dfb072d3625c733374da0d7d076997c4bbd520fb4854b43a6656819ef67e9ad8a949bf353e438319e309eaf9954e18de5e54b6
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SSDEEP
49152:f956kz+GBq2Nenr2C1p9hEmmJoYp21RCRQPktvD/71Tys60Za:fvl+YNcP1jWLJCRf8tr/79t6ca
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Blocklisted process makes network request
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Downloads MZ/PE file
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Executes dropped EXE
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Loads dropped DLL
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Suspicious use of NtSetInformationThreadHideFromDebugger
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