Analysis
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max time kernel
138s -
max time network
94s -
platform
windows11-21h2_x64 -
resource
win11-20241007-en -
resource tags
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submitted
20-12-2024 23:41
General
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Target
Quasar.v1.4.1.zip
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Size
3.3MB
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MD5
13aa4bf4f5ed1ac503c69470b1ede5c1
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SHA1
c0b7dadff8ac37f6d9fd00ae7f375e12812bfc00
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SHA256
4cdeb2eae1cec1ab07077142313c524e9cf360cdec63497538c4405c2d8ded62
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SHA512
767b03e4e0c2a97cb0282b523bcad734f0c6d226cd1e856f6861e6ae83401d0d30946ad219c8c5de3c90028a0141d3dc0111c85e0a0952156cf09e189709fa7d
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SSDEEP
49152:lYLmNgMh/9yUsRFeWMyYISDSwtfxZQNemi57PdHmeFINp/lFnsDbNFNepL6DJo+J:mL9U1yUUQykOQ91XFYBlR8P9d5uNJo9
Malware Config
Signatures
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Quasar RAT
Quasar is an open source Remote Access Tool.
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Quasar family
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Quasar payload 4 IoCs
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Executes dropped EXE 1 IoCs
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
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Suspicious use of AdjustPrivilegeToken 4 IoCs
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Suspicious use of FindShellTrayWindow 3 IoCs
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Suspicious use of SendNotifyMessage 1 IoCs
Processes
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C:\Program Files\7-Zip\7zFM.exe"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\Quasar.v1.4.1.zip"1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵
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C:\Users\Admin\AppData\Local\Temp\Quasar v1.4.1\Quasar.exe"C:\Users\Admin\AppData\Local\Temp\Quasar v1.4.1\Quasar.exe"1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
62KB
MD52185564051ea2e046d9f711ed3cd93ff
SHA12f2d7fd470da6d126582ad80df2802aabd6c9cea
SHA256de930a748e4dc08c851ba0a22afce8dcfd0f15f23b291f9306c8ef6ccd7460a2
SHA51200af241c1f89b478e66d758db26ed0a413b690d695abf91211b5cbc3985133632327ea0fc41140bd61d02271b6aa278a8e8f539d8ca6ce94972aef50c1a9c868
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Filesize
1.2MB
MD512ebf922aa80d13f8887e4c8c5e7be83
SHA17f87a80513e13efd45175e8f2511c2cd17ff51e8
SHA25643315abb9c8be9a39782bd8694a7ea9f16a867500dc804454d04b8bf2c15c51e
SHA512fda5071e15cf077d202b08db741bbfb3dbd815acc41deec7b7d44e055cac408e2f2de7233f8f9c5c618afd00ffc2fc4c6e8352cbdf18f9aab55d980dcb58a275
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Filesize
176B
MD5c8cd50e8472b71736e6543f5176a0c12
SHA10bd6549820de5a07ac034777b3de60021121405e
SHA256b44739eeff82db2b575a45b668893e2fe8fdd24a709cbf0554732fd3520b2190
SHA5126e8f77fcca5968788cc9f73c9543ce9ab7b416372bc681093aa8a3aad43af1f06c56fcbc296c7897a3654b86a6f9d0e8b0fe036677cf290957924377bc177d9f
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Filesize
8KB
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Filesize
1.2MB
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Filesize
88KB
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Filesize
10.8MB
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Filesize
8KB
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Filesize
10.8MB
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Filesize
10.8MB