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Analysis
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max time kernel
146s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
28/01/2025, 06:41
Behavioral task
behavioral1
Sample
9746060c7d36d8675945405b0c1928fb6bbcfe1bbac0f4c3247bd245ac6c4271.exe
Resource
win7-20240903-en
General
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Target
9746060c7d36d8675945405b0c1928fb6bbcfe1bbac0f4c3247bd245ac6c4271.exe
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Size
3.1MB
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MD5
6b6cd0ace200ae15a3c40568bd516739
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SHA1
c17c2dae1f9d4a3268f51ba9acf2095171408621
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SHA256
9746060c7d36d8675945405b0c1928fb6bbcfe1bbac0f4c3247bd245ac6c4271
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SHA512
4330446f193832bc3cdba0461df477ed7b27af44cce83daa7bf4c46afacee37b8e5ce7191573b23604efbeef66b2ed763adc156303e3e3927e1fc315ba22b1cd
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SSDEEP
49152:zvTlL26AaNeWgPhlmVqvMQ7XSKBqzRJ69bR3LoGdcsMTHHB72eh2NT:zvJL26AaNeWgPhlmVqkQ7XSKBqzRJ6P
Malware Config
Extracted
quasar
1.4.1
Office04
100.108.37.105:4444
127.0.0.1:4444
95a85978-c10d-4a09-935b-c02a2a18a609
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encryption_key
6FDAA03D192B9C03BF83E41A8BBF78996D321E27
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install_name
Client.exe
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log_directory
Logs
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reconnect_delay
3000
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startup_key
Quasar Client Startup
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subdirectory
SubDir
Signatures
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Quasar family
-
Quasar payload 1 IoCs
resource yara_rule behavioral1/memory/2300-1-0x0000000000A20000-0x0000000000D44000-memory.dmp family_quasar -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2300 9746060c7d36d8675945405b0c1928fb6bbcfe1bbac0f4c3247bd245ac6c4271.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2300 9746060c7d36d8675945405b0c1928fb6bbcfe1bbac0f4c3247bd245ac6c4271.exe -
Suspicious use of SendNotifyMessage 1 IoCs
pid Process 2300 9746060c7d36d8675945405b0c1928fb6bbcfe1bbac0f4c3247bd245ac6c4271.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\9746060c7d36d8675945405b0c1928fb6bbcfe1bbac0f4c3247bd245ac6c4271.exe"C:\Users\Admin\AppData\Local\Temp\9746060c7d36d8675945405b0c1928fb6bbcfe1bbac0f4c3247bd245ac6c4271.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2300