General
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Target
XClient.exe
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Size
70KB
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Sample
240519-t1a42sfd72
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MD5
986c92248d5585957d3e4f948500f56b
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SHA1
9399aa1bd7a7e7fc63aadcb0a3f760ec4690c5c8
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SHA256
97cb73c6ce72015acbe54c824936d9bce5a060602e285b2d4c37f9cbb4383417
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SHA512
0182a0622fcd0ca06002096fb51642cc71950eb31645a1ddb57b714e74879216cb69bd4f8ffef57ec6d5781316587c73bd267fd9444b22b11e24a549e92c182a
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SSDEEP
1536:NxrAa0NXH/Tv9Q68C+b59sTxMqfHTOmDdh5PqB:YT37lQxC+b59sxLHTOmDH0B
Malware Config
Extracted
xworm
https://pastebin.com/raw/1YQct0um:2001
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Install_directory
%Temp%
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install_file
Fixer.exe
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pastebin_url
https://pastebin.com/raw/1YQct0um
Targets
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Target
XClient.exe
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Size
70KB
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MD5
986c92248d5585957d3e4f948500f56b
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SHA1
9399aa1bd7a7e7fc63aadcb0a3f760ec4690c5c8
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SHA256
97cb73c6ce72015acbe54c824936d9bce5a060602e285b2d4c37f9cbb4383417
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SHA512
0182a0622fcd0ca06002096fb51642cc71950eb31645a1ddb57b714e74879216cb69bd4f8ffef57ec6d5781316587c73bd267fd9444b22b11e24a549e92c182a
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SSDEEP
1536:NxrAa0NXH/Tv9Q68C+b59sTxMqfHTOmDdh5PqB:YT37lQxC+b59sxLHTOmDH0B
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Detect Xworm Payload
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload
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Downloads MZ/PE file
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Drops startup file
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Executes dropped EXE
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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Checks for any installed AV software in registry
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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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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Legitimate hosting services abused for malware hosting/C2
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Suspicious use of SetThreadContext
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MITRE ATT&CK Matrix ATT&CK v13
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1