Analysis
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max time kernel
119s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
03-10-2023 18:39
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Win32.PWSX-gen.24110.16531.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
SecuriteInfo.com.Win32.PWSX-gen.24110.16531.exe
Resource
win10v2004-20230915-en
General
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Target
SecuriteInfo.com.Win32.PWSX-gen.24110.16531.exe
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Size
647KB
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MD5
77228713b1ae12efaddd001535782c1d
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SHA1
a8270c88399a47d739289190f1a06da12d55afbc
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SHA256
8a6c6cf2621bc864fe773ead086f95b0d95a6d959f0920b59c571242ef5aa126
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SHA512
b1ce8a004fc08c09715ac6459556f2d8d6cbeee9c34d1efd9584ccdba982349b868676f238a655224eb9705e467d1abff008b84c9095469b96dea2a211b20a29
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SSDEEP
12288:AJysnoROJFmRp7OCy+RFS5p/IoGB5EErDIrQz+CUB8QvpKU8b6ZsZKpn6s+jfOF5:IoqMRp7OCZ2DGB5EErh2vp+OZsns+i
Malware Config
Signatures
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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
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000\Software\Microsoft\Windows\CurrentVersion\Run\BsrzRc = "C:\\Users\\Admin\\AppData\\Roaming\\BsrzRc\\BsrzRc.exe" SecuriteInfo.com.Win32.PWSX-gen.24110.16531.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.
flow ioc 4 api.ipify.org 5 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2432 set thread context of 2808 2432 SecuriteInfo.com.Win32.PWSX-gen.24110.16531.exe 28 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2808 SecuriteInfo.com.Win32.PWSX-gen.24110.16531.exe 2808 SecuriteInfo.com.Win32.PWSX-gen.24110.16531.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2808 SecuriteInfo.com.Win32.PWSX-gen.24110.16531.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2432 wrote to memory of 2808 2432 SecuriteInfo.com.Win32.PWSX-gen.24110.16531.exe 28 PID 2432 wrote to memory of 2808 2432 SecuriteInfo.com.Win32.PWSX-gen.24110.16531.exe 28 PID 2432 wrote to memory of 2808 2432 SecuriteInfo.com.Win32.PWSX-gen.24110.16531.exe 28 PID 2432 wrote to memory of 2808 2432 SecuriteInfo.com.Win32.PWSX-gen.24110.16531.exe 28 PID 2432 wrote to memory of 2808 2432 SecuriteInfo.com.Win32.PWSX-gen.24110.16531.exe 28 PID 2432 wrote to memory of 2808 2432 SecuriteInfo.com.Win32.PWSX-gen.24110.16531.exe 28 PID 2432 wrote to memory of 2808 2432 SecuriteInfo.com.Win32.PWSX-gen.24110.16531.exe 28 PID 2432 wrote to memory of 2808 2432 SecuriteInfo.com.Win32.PWSX-gen.24110.16531.exe 28 PID 2432 wrote to memory of 2808 2432 SecuriteInfo.com.Win32.PWSX-gen.24110.16531.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.24110.16531.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.24110.16531.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2432 -
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.24110.16531.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.24110.16531.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2808
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