Analysis
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max time kernel
128s -
max time network
130s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
16-01-2021 07:32
Static task
static1
Behavioral task
behavioral1
Sample
HPScanner_1889752021_Signed_jpg.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
HPScanner_1889752021_Signed_jpg.exe
Resource
win10v20201028
General
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Target
HPScanner_1889752021_Signed_jpg.exe
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Size
799KB
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MD5
fdc3546aa4db7528d761f18f05fd3518
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SHA1
ed49003930ec11fd37ab31260223e4332a8b96b7
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SHA256
cb71d650ec068b4c9b15df21b18e013609c5953ad35cd0f3666f65d3239a1354
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SHA512
7a74274f3da79db14b6be8bea02a70078e309404486e3be974cbc4f297051e5cb8606c82529132c7109cd85a7e78b085a6b29e42e68c10ddab9735f477f6fd9c
Malware Config
Signatures
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Drops file in Drivers directory 1 IoCs
Processes:
HPScanner_1889752021_Signed_jpg.exedescription ioc process File opened for modification C:\Windows\system32\drivers\etc\hosts HPScanner_1889752021_Signed_jpg.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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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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Adds Run key to start application 2 TTPs 1 IoCs
Processes:
HPScanner_1889752021_Signed_jpg.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run\sxrmW = "C:\\Users\\Admin\\AppData\\Local\\sxrmW.url" HPScanner_1889752021_Signed_jpg.exe -
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 15 api.ipify.org 16 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
HPScanner_1889752021_Signed_jpg.exedescription pid process target process PID 1936 set thread context of 576 1936 HPScanner_1889752021_Signed_jpg.exe HPScanner_1889752021_Signed_jpg.exe -
Processes:
HPScanner_1889752021_Signed_jpg.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13 HPScanner_1889752021_Signed_jpg.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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 HPScanner_1889752021_Signed_jpg.exe -
Script User-Agent 2 IoCs
Uses user-agent string associated with script host/environment.
Processes:
description flow ioc HTTP User-Agent header 13 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 14 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
HPScanner_1889752021_Signed_jpg.exepid process 576 HPScanner_1889752021_Signed_jpg.exe 576 HPScanner_1889752021_Signed_jpg.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
HPScanner_1889752021_Signed_jpg.exedescription pid process Token: SeDebugPrivilege 576 HPScanner_1889752021_Signed_jpg.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
HPScanner_1889752021_Signed_jpg.exedescription pid process target process PID 1936 wrote to memory of 576 1936 HPScanner_1889752021_Signed_jpg.exe HPScanner_1889752021_Signed_jpg.exe PID 1936 wrote to memory of 576 1936 HPScanner_1889752021_Signed_jpg.exe HPScanner_1889752021_Signed_jpg.exe PID 1936 wrote to memory of 576 1936 HPScanner_1889752021_Signed_jpg.exe HPScanner_1889752021_Signed_jpg.exe PID 1936 wrote to memory of 576 1936 HPScanner_1889752021_Signed_jpg.exe HPScanner_1889752021_Signed_jpg.exe PID 1936 wrote to memory of 576 1936 HPScanner_1889752021_Signed_jpg.exe HPScanner_1889752021_Signed_jpg.exe PID 1936 wrote to memory of 576 1936 HPScanner_1889752021_Signed_jpg.exe HPScanner_1889752021_Signed_jpg.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\HPScanner_1889752021_Signed_jpg.exe"C:\Users\Admin\AppData\Local\Temp\HPScanner_1889752021_Signed_jpg.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\HPScanner_1889752021_Signed_jpg.exeC:\Users\Admin\AppData\Local\Temp\HPScanner_1889752021_Signed_jpg.exe2⤵
- Drops file in Drivers directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015MD5
760bc6ddc7cad43652ebde6816b9ba1f
SHA17757b858bfb38a5e63a4a29e851db26fc6eb0cad
SHA256436af5b1cb775b18f0b261cb594a334a70c0cea3081d3434aff0697fb1db9e46
SHA51298c4f3980a794f33adb27e8710fde952cc606567c5407bed7a9849e496ccb48d1ffdaab5b4bf5f10cc0b248574b93e1fc4434b2981a97bfd929fefea84bd10e6
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memory/576-3-0x0000000000400000-0x000000000045B000-memory.dmpFilesize
364KB
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memory/576-4-0x000000000040CD2F-mapping.dmp
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memory/576-5-0x0000000000400000-0x000000000045B000-memory.dmpFilesize
364KB
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memory/576-6-0x0000000001E40000-0x0000000001E51000-memory.dmpFilesize
68KB
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memory/576-7-0x0000000073D80000-0x000000007446E000-memory.dmpFilesize
6.9MB
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memory/576-8-0x0000000002280000-0x00000000022CD000-memory.dmpFilesize
308KB
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memory/576-9-0x00000000046F0000-0x000000000473B000-memory.dmpFilesize
300KB
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memory/1752-2-0x000007FEF5BC0000-0x000007FEF5E3A000-memory.dmpFilesize
2.5MB