General
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Target
Screamer.exe
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Size
88KB
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Sample
240526-3gxndaga6v
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MD5
8db06db3366d01649ad9cb8394bb2c3d
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SHA1
7c9ead39aa6b1bd0557ae9ce65f1b398cc6abb9a
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SHA256
00d72c44db13083301639d910551e55241ee3d11ec93bd4178651bd78ef54c33
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SHA512
893c703942e5989680f892af337ecfad5ca94aea38c272a3fde8533000a35ba0b7436a524f59831defd5f78ebd46bec92c4c6bbc2f1f7a88c658aa47587c15a1
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SSDEEP
1536:JxqjQ+P04wsmJCdN/Gb6EAyVRYt/uF/bQf8b0VbKL5PnrbxVcnV51Q:sr85Cqb6EBVRYZMTnuK9PnZCnm
Malware Config
Extracted
njrat
im523
popka
185.204.1.236:8648
73669228637201240c020112fc761ef3
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reg_key
73669228637201240c020112fc761ef3
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splitter
|'|'|
Targets
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Target
Screamer.exe
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Size
88KB
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MD5
8db06db3366d01649ad9cb8394bb2c3d
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SHA1
7c9ead39aa6b1bd0557ae9ce65f1b398cc6abb9a
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SHA256
00d72c44db13083301639d910551e55241ee3d11ec93bd4178651bd78ef54c33
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SHA512
893c703942e5989680f892af337ecfad5ca94aea38c272a3fde8533000a35ba0b7436a524f59831defd5f78ebd46bec92c4c6bbc2f1f7a88c658aa47587c15a1
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SSDEEP
1536:JxqjQ+P04wsmJCdN/Gb6EAyVRYt/uF/bQf8b0VbKL5PnrbxVcnV51Q:sr85Cqb6EBVRYZMTnuK9PnZCnm
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Detect Neshta payload
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Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
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Modifies Windows Firewall
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Drops startup file
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Executes dropped EXE
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Loads dropped DLL
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Modifies system executable filetype association
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Adds Run key to start application
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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
1Event Triggered Execution
1Change Default File Association
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Change Default File Association
1