Analysis
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max time kernel
47s -
max time network
49s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
22-03-2024 14:08
Static task
static1
Behavioral task
behavioral1
Sample
Install.exe
Resource
win10v2004-20240226-en
General
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Target
Install.exe
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Size
7.9MB
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MD5
2cc80b5a83b5e1b96bf817d26099e664
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SHA1
2507f7ca248884372a3088bf6413bd8292f898ca
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SHA256
06c9681d0fcdc083535d3aaa823b0d5a483bb93f237fb7857cd8e72b20f4088c
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SHA512
d5027ecda8337735e2149f6048124975e06e25865150f01b357d80926c8b786e1e0dc64cebf51b7c85bc5f72ec07571a4f170882ed386753ff6905b7dd2ba007
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SSDEEP
196608:Pkc8XmEtyfj6x5kMdFYjdYb9UNaLhKxgNq+W3D:Pkc8WEw4kAFYqUNaLhqgNVA
Malware Config
Signatures
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PrivateLoader
PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
Install.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-566096764-1992588923-1249862864-1000\Control Panel\International\Geo\Nation Install.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 43 ipinfo.io 44 ipinfo.io -
Drops file in System32 directory 4 IoCs
Processes:
Install.exedescription ioc process File opened for modification C:\Windows\System32\GroupPolicy Install.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini Install.exe File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol Install.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI Install.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
Install.exepid process 4876 Install.exe 4876 Install.exe 4876 Install.exe 4876 Install.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Install.exe"C:\Users\Admin\AppData\Local\Temp\Install.exe"1⤵
- Checks computer location settings
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc1⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum1⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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memory/4876-0-0x0000000000920000-0x0000000000921000-memory.dmpFilesize
4KB
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memory/4876-1-0x0000000000930000-0x0000000000931000-memory.dmpFilesize
4KB
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memory/4876-3-0x0000000000990000-0x00000000017C3000-memory.dmpFilesize
14.2MB
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memory/4876-2-0x0000000000940000-0x0000000000941000-memory.dmpFilesize
4KB
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memory/4876-5-0x0000000000980000-0x0000000000981000-memory.dmpFilesize
4KB
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memory/4876-4-0x0000000000970000-0x0000000000971000-memory.dmpFilesize
4KB
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memory/4876-6-0x00000000018D0000-0x00000000018D1000-memory.dmpFilesize
4KB
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memory/4876-7-0x00000000018E0000-0x00000000018E1000-memory.dmpFilesize
4KB
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memory/4876-27-0x0000000000990000-0x00000000017C3000-memory.dmpFilesize
14.2MB