General
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Target
installer.exe
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Size
1.0MB
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Sample
230520-vekxssgb5t
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MD5
af413a671bb8aef2f76f8b8d22d5ee1a
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SHA1
ed7c0c45310a7db29da4f057f3ab0b22cc4f760e
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SHA256
4006f6e1086f3cc7ac04099ee5c4fe312f12abe4fc39c277028bb7142290ee06
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SHA512
50f67ce4c09ab31d07005a222b1617c545d5fb479775dbf60dd331d2ae33f2f9489a04874cafdcdaf54243edf1c30ddce6d032c9c463563e5a6093a324256826
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SSDEEP
24576:iyDlBPutBbByGm4zxmgGg4PAgWKzV95O/vsUIjQ0tfDmS:JbPKBbYb4MgGgx5KHjQ0hDm
Static task
static1
Behavioral task
behavioral1
Sample
installer.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
installer.exe
Resource
win10v2004-20230220-en
Malware Config
Extracted
redline
leren
77.91.68.253:19065
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auth_value
4002956b5a03c59e4252363b86bc7713
Targets
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Target
installer.exe
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Size
1.0MB
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MD5
af413a671bb8aef2f76f8b8d22d5ee1a
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SHA1
ed7c0c45310a7db29da4f057f3ab0b22cc4f760e
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SHA256
4006f6e1086f3cc7ac04099ee5c4fe312f12abe4fc39c277028bb7142290ee06
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SHA512
50f67ce4c09ab31d07005a222b1617c545d5fb479775dbf60dd331d2ae33f2f9489a04874cafdcdaf54243edf1c30ddce6d032c9c463563e5a6093a324256826
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SSDEEP
24576:iyDlBPutBbByGm4zxmgGg4PAgWKzV95O/vsUIjQ0tfDmS:JbPKBbYb4MgGgx5KHjQ0hDm
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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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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Loads dropped DLL
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Adds Run key to start application
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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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Suspicious use of SetThreadContext
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