Analysis
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max time kernel
1041s -
max time network
1049s -
platform
windows7_x64 -
resource
win7-20240419-en -
resource tags
arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system -
submitted
21-05-2024 08:35
Behavioral task
behavioral1
Sample
Cvi.exe
Resource
win7-20240419-en
3 signatures
150 seconds
General
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Target
Cvi.exe
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Size
3.1MB
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MD5
9ef6ffefcecbe25e1faeb0803d92dba2
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SHA1
c4d14eec12f72f3e11f77e90e7f04cb336618ee7
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SHA256
986682790878908ed3e3c43793ffc7801446c6549b04dd19f119120da80bb1fe
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SHA512
dd3e27b67555084f2c2f99e4b90e9b6decb205db4594607769e173e15bc6301bc559ce28365e71f38eca31bd61f07d1e0a8477561f0194a1f7c34ae887c0e5c8
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SSDEEP
49152:Zvjt62XlaSFNWPjljiFa2RoUYI4xOEMkxk/Jx3oGdBTHHB72eh2NT:Zvx62XlaSFNWPjljiFXRoUYI4xER
Malware Config
Extracted
Family
quasar
Version
1.4.1
Botnet
SeroXen
C2
mr-andrea.gl.at.ply.gg:50758
Mutex
164b6496-cf32-4fdd-b70d-de29665c8286
Attributes
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encryption_key
A88D7FED7F655EBDC4F99C21BAE5EC62300AADC7
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install_name
$sxr-insta.exe
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log_directory
$sxr-logs
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reconnect_delay
1000
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startup_key
$sxr-mstha
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subdirectory
$sxr-start
Signatures
-
Quasar payload 1 IoCs
Processes:
resource yara_rule behavioral1/memory/1340-1-0x0000000000A30000-0x0000000000D54000-memory.dmp family_quasar -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Cvi.exedescription pid process Token: SeDebugPrivilege 1340 Cvi.exe
Processes
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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memory/1340-0-0x000007FEF6183000-0x000007FEF6184000-memory.dmpFilesize
4KB
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memory/1340-1-0x0000000000A30000-0x0000000000D54000-memory.dmpFilesize
3.1MB
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memory/1340-2-0x000007FEF6180000-0x000007FEF6B6C000-memory.dmpFilesize
9.9MB
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memory/1340-3-0x000007FEF6183000-0x000007FEF6184000-memory.dmpFilesize
4KB
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memory/1340-4-0x000007FEF6180000-0x000007FEF6B6C000-memory.dmpFilesize
9.9MB