General
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Target
fast.zip
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Size
38KB
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Sample
240307-elre6aeb26
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MD5
56379f2244f843da539b408f23c2809c
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SHA1
3e6de0a45520b584dab469a9786f17922ae4ae40
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SHA256
621a57dc5237c04a6d365eb3205be43675f40813f175e570108167e98e83e9c7
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SHA512
e3450c4226a8a67491239744a9a83cdf736eaa039bc7e61c7670443da1aa12de084fd240072ee2a7c0a2c86a292819dd51c6c37c18074fcf784005ae9ba1e907
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SSDEEP
768:yRRywvhM4qPE97x+H2eScKQ53d3Vc8EZXCtN30C3/NSjK2NLf9jF+YlWOh:mDvhMnmx+H3ZwUP30CvNqZRIqh
Static task
static1
Behavioral task
behavioral1
Sample
5828869830.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
5828869830.exe
Resource
win10v2004-20240226-en
Malware Config
Extracted
C:\info.hta
class='mark'>[email protected]</span></div>
http://www.w3.org/TR/html4/strict.dtd'>
Extracted
C:\info.hta
class='mark'>[email protected]</span></div>
http://www.w3.org/TR/html4/strict.dtd'>
Targets
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Target
5828869830
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Size
56KB
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MD5
00fa7f88c54e4a7abf4863734a8f2017
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SHA1
c56bbdcfe813dea15de3bce7441982eb12e2c2db
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SHA256
0a5be1c9541e0fadce5f1928d3bb95367baef9ce59d487688662b100e88aabf5
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SHA512
ba19f8caafe96210a7f4dbbadad055f7575db5ab78caa172282d75671ebed81b7c932def7ba0a684a69d8894b0f1e4e9514dc78ad677e07089c9c2a43ae73cf4
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SSDEEP
1536:3NeRBl5PT/rx1mzwRMSTdLpJxdBzvsrKb5+RIeRBzhCba5s:3QRrmzwR5JwKwum1ps
Score10/10-
Modifies boot configuration data using bcdedit
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Renames multiple (318) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Modifies Windows Firewall
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Drops startup file
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Adds Run key to start application
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Drops desktop.ini file(s)
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Indicator Removal
3File Deletion
3Modify Registry
2