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Analysis
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max time kernel
124s -
max time network
145s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
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submitted
06/10/2023, 17:52
General
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Target
bLYU.exe
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Size
56KB
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MD5
99ac1041885d76a382b9a79e8c6cfe81
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SHA1
1e32ee6a17e9526d41832177ed2d765fac9b8753
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SHA256
001e2be0b431a33fbc7d0eb1fabd07d5c1cdba26ebef12e85b2a7ba58bdd995c
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SHA512
55158c15a94735bf2ad80d70ce255c55d5a08749ae0596229f7e27878a22add8c191d8e69c866f6d98270b3332ee8c3cde60ee7cfdc502dcd38c74fe844ce754
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SSDEEP
768:cFhVBuPWuUzEbOszEaN9B+7Bpe3GnAZQgS1m2LRRqsEbGlYFer7wiJncDqjP619s:nbOsQzBQ3GQQZ1TffEbGyC7wkn2O7nV
Score
10/10
Malware Config
Extracted
Family
xworm
Version
3.0
C2
18.231.156.119:7000
Attributes
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install_file
USB.exe
Signatures
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Detect Xworm Payload 1 IoCs
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Xworm
Xworm is a remote access trojan written in C#.
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Drops startup file 2 IoCs
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\bLYU.exe"C:\Users\Admin\AppData\Local\Temp\bLYU.exe"1⤵
- Drops startup file
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
80KB
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Filesize
9.9MB
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Filesize
512KB
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Filesize
9.9MB
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Filesize
512KB