Analysis
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max time kernel
121s -
max time network
128s -
platform
windows11-21h2_x64 -
resource
win11-20240508-en -
resource tags
arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system -
submitted
06-06-2024 09:22
Static task
static1
Behavioral task
behavioral1
Sample
9ed5bbcdc3ba7bd86c534424f7a5c8f80bac6618b7b79cd8caad7060272e107f.exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral2
Sample
9ed5bbcdc3ba7bd86c534424f7a5c8f80bac6618b7b79cd8caad7060272e107f.exe
Resource
win11-20240508-en
General
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Target
9ed5bbcdc3ba7bd86c534424f7a5c8f80bac6618b7b79cd8caad7060272e107f.exe
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Size
3.3MB
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MD5
30747903174aaf785850d4c0a306dd1f
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SHA1
6312833fd6b72358334d21ad2ce689ca3defb0c6
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SHA256
9ed5bbcdc3ba7bd86c534424f7a5c8f80bac6618b7b79cd8caad7060272e107f
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SHA512
74ed2e8188f60b9ec6d087f6e10b5b5cb79b8abeb625bd8f574c7d6f604ea888d487f893d1f89a53970e496de1d3dbefdc886132de02c7c1bd5d9e0a7132ec21
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SSDEEP
49152:v0JkLMjIxOE3cqFjTdiqH7ZQiIK4ePyS5wfm26hEbH4BMEt96kSOIsk3G8pxxuln:cxw3/tT5H7ZNIK4YLS0BLz6kyLWOPOP
Malware Config
Signatures
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Modifies firewall policy service 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\FirewallRules\C:\ = "1" 9ed5bbcdc3ba7bd86c534424f7a5c8f80bac6618b7b79cd8caad7060272e107f.exe -
PrivateLoader
PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
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Looks up external IP address via web service 4 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 3 api.myip.com 6 api.myip.com 14 ipinfo.io 2 ipinfo.io -
Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\System32\GroupPolicy 9ed5bbcdc3ba7bd86c534424f7a5c8f80bac6618b7b79cd8caad7060272e107f.exe File opened for modification C:\Windows\System32\GroupPolicy\gpt.ini 9ed5bbcdc3ba7bd86c534424f7a5c8f80bac6618b7b79cd8caad7060272e107f.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol 9ed5bbcdc3ba7bd86c534424f7a5c8f80bac6618b7b79cd8caad7060272e107f.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI 9ed5bbcdc3ba7bd86c534424f7a5c8f80bac6618b7b79cd8caad7060272e107f.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2436 9ed5bbcdc3ba7bd86c534424f7a5c8f80bac6618b7b79cd8caad7060272e107f.exe 2436 9ed5bbcdc3ba7bd86c534424f7a5c8f80bac6618b7b79cd8caad7060272e107f.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\9ed5bbcdc3ba7bd86c534424f7a5c8f80bac6618b7b79cd8caad7060272e107f.exe"C:\Users\Admin\AppData\Local\Temp\9ed5bbcdc3ba7bd86c534424f7a5c8f80bac6618b7b79cd8caad7060272e107f.exe"1⤵
- Modifies firewall policy service
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
PID:2436
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc1⤵PID:4544
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum1⤵PID:4452