Analysis
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max time kernel
146s -
max time network
150s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
20-05-2024 09:29
Static task
static1
Behavioral task
behavioral1
Sample
a7b9148fce1c28eeda96ee8807b8eb74165408eaa0aa1b7eb18e180867c82eaa.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral2
Sample
a7b9148fce1c28eeda96ee8807b8eb74165408eaa0aa1b7eb18e180867c82eaa.exe
Resource
win11-20240426-en
General
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Target
a7b9148fce1c28eeda96ee8807b8eb74165408eaa0aa1b7eb18e180867c82eaa.exe
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Size
7.4MB
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MD5
4fadc908554eeb6532386f7d1af217e4
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SHA1
0c50cec9bc1ade05467b6ac20dab7f0bd630de30
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SHA256
a7b9148fce1c28eeda96ee8807b8eb74165408eaa0aa1b7eb18e180867c82eaa
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SHA512
fa938bb198367724051ab64e1fa94efdcb2102506014f73772113c9f96d17fc07d73b26370e7c992ccee6da7eba395c04f7ac67186c705827d05084e8781fe5f
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SSDEEP
196608:hzYa2ufb5NssQGjHLBy0qSJB/3ID5LudjOr:hz5z5NvjFy0qKBEFKOr
Malware Config
Signatures
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Modifies firewall policy service 2 TTPs 1 IoCs
Processes:
a7b9148fce1c28eeda96ee8807b8eb74165408eaa0aa1b7eb18e180867c82eaa.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\FirewallRules\C:\ = "1" a7b9148fce1c28eeda96ee8807b8eb74165408eaa0aa1b7eb18e180867c82eaa.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.
Processes:
flow ioc 5 api.myip.com 6 ipinfo.io 4 api.myip.com 4 ipinfo.io -
Drops file in System32 directory 4 IoCs
Processes:
a7b9148fce1c28eeda96ee8807b8eb74165408eaa0aa1b7eb18e180867c82eaa.exedescription ioc process File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini a7b9148fce1c28eeda96ee8807b8eb74165408eaa0aa1b7eb18e180867c82eaa.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol a7b9148fce1c28eeda96ee8807b8eb74165408eaa0aa1b7eb18e180867c82eaa.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI a7b9148fce1c28eeda96ee8807b8eb74165408eaa0aa1b7eb18e180867c82eaa.exe File opened for modification C:\Windows\System32\GroupPolicy a7b9148fce1c28eeda96ee8807b8eb74165408eaa0aa1b7eb18e180867c82eaa.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
a7b9148fce1c28eeda96ee8807b8eb74165408eaa0aa1b7eb18e180867c82eaa.exepid process 2184 a7b9148fce1c28eeda96ee8807b8eb74165408eaa0aa1b7eb18e180867c82eaa.exe 2184 a7b9148fce1c28eeda96ee8807b8eb74165408eaa0aa1b7eb18e180867c82eaa.exe 2184 a7b9148fce1c28eeda96ee8807b8eb74165408eaa0aa1b7eb18e180867c82eaa.exe 2184 a7b9148fce1c28eeda96ee8807b8eb74165408eaa0aa1b7eb18e180867c82eaa.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a7b9148fce1c28eeda96ee8807b8eb74165408eaa0aa1b7eb18e180867c82eaa.exe"C:\Users\Admin\AppData\Local\Temp\a7b9148fce1c28eeda96ee8807b8eb74165408eaa0aa1b7eb18e180867c82eaa.exe"1⤵
- Modifies firewall policy service
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
PID:2184
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc1⤵PID:1124
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum1⤵PID:1516