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Analysis
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max time kernel
148s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20230712-en -
resource tags
arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system -
submitted
18/07/2023, 16:49
Behavioral task
behavioral1
Sample
36c483343398ea17347a4be4360ad4fb5f693b71cb61a5ecd919058a42884a06.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
36c483343398ea17347a4be4360ad4fb5f693b71cb61a5ecd919058a42884a06.exe
Resource
win10v2004-20230703-en
General
-
Target
36c483343398ea17347a4be4360ad4fb5f693b71cb61a5ecd919058a42884a06.exe
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Size
348KB
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MD5
3d05c749ca0294f33e408903aa27641c
-
SHA1
9205b95e8de89f2bb4416dc901b2ffbe7aad7d0f
-
SHA256
36c483343398ea17347a4be4360ad4fb5f693b71cb61a5ecd919058a42884a06
-
SHA512
f4af75c71de4d66c75af8771e5610e7052ca853ede13906b21cb28285636ba1bbbdffd74a6b03877fbb4250785456794d0bf0fa0641945bc45dc60fa7fabf0b6
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SSDEEP
6144:52NHXf500MKlzsecP8hxQwbkm/+7E4M4LMtfwKqe:4d50KzmPZ6S7MkVKqe
Malware Config
Extracted
quasar
1.3.0.0
Build_9600
rick63.publicvm.com:6750
QSR_MUTEX_yvr8DKPNa7TF7IQF9u
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encryption_key
bJrf80Bjil5CGqVPHqhE
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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
-
subdirectory
SubDir
Signatures
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Quasar payload 1 IoCs
resource yara_rule behavioral1/memory/2676-54-0x0000000001060000-0x00000000010BE000-memory.dmp family_quasar -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 2 ip-api.com -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2676 36c483343398ea17347a4be4360ad4fb5f693b71cb61a5ecd919058a42884a06.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2676 36c483343398ea17347a4be4360ad4fb5f693b71cb61a5ecd919058a42884a06.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\36c483343398ea17347a4be4360ad4fb5f693b71cb61a5ecd919058a42884a06.exe"C:\Users\Admin\AppData\Local\Temp\36c483343398ea17347a4be4360ad4fb5f693b71cb61a5ecd919058a42884a06.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2676