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Analysis
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max time kernel
150s -
max time network
139s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
19/09/2022, 12:52
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Win32.PWSX-gen.22789.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
SecuriteInfo.com.Win32.PWSX-gen.22789.exe
Resource
win10v2004-20220812-en
General
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Target
SecuriteInfo.com.Win32.PWSX-gen.22789.exe
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Size
788KB
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MD5
dac9ddfbf75bd8ddda349414e66db972
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SHA1
2b9069eea5a71be7bcacda31830174ef6364ea2c
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SHA256
430a9487d85e5998d134ca3a890e0c6ff86101264d1fc4ae869953fac0755c3e
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SHA512
a66c0454aa430ff27765a79dfcae7c5903d3ff7928d54e68cbc51287583027b45beb9612fd7f9cf2d10801adf418c08dac0a9da0d82d725b75f44077334756c4
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SSDEEP
6144:x5+DIIVITsctz2d1vtvLcUFCkkX6SgS1y9uWnK14susBUaPNLL7+5QQk+orNLJlO:x4kIVczM1fPkr1e9BsXBLyuQX8nDO/
Malware Config
Extracted
blustealer
https://api.telegram.org/bot5415235188:AAGqakDD6FZcw5LLX6hH5qVayV-1OGURlEo/sendMessage?chat_id=1372472614
Signatures
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BluStealer
A Modular information stealer written in Visual Basic.
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StormKitty
StormKitty is an open source info stealer written in C#.
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StormKitty payload 1 IoCs
resource yara_rule behavioral2/memory/1028-150-0x0000000000820000-0x000000000083A000-memory.dmp family_stormkitty -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AppLaunch.exe Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AppLaunch.exe Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AppLaunch.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 52 icanhazip.com -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 3044 set thread context of 4284 3044 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 86 PID 4284 set thread context of 1028 4284 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 87 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier AppLaunch.exe Key opened \REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0 AppLaunch.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 3044 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 3044 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 3044 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 3044 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 3044 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 3044 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 3044 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 3044 SecuriteInfo.com.Win32.PWSX-gen.22789.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4284 SecuriteInfo.com.Win32.PWSX-gen.22789.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3044 SecuriteInfo.com.Win32.PWSX-gen.22789.exe Token: SeDebugPrivilege 1028 AppLaunch.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4284 SecuriteInfo.com.Win32.PWSX-gen.22789.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 3044 wrote to memory of 1244 3044 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 83 PID 3044 wrote to memory of 1244 3044 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 83 PID 3044 wrote to memory of 1244 3044 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 83 PID 3044 wrote to memory of 2792 3044 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 84 PID 3044 wrote to memory of 2792 3044 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 84 PID 3044 wrote to memory of 2792 3044 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 84 PID 3044 wrote to memory of 1836 3044 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 85 PID 3044 wrote to memory of 1836 3044 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 85 PID 3044 wrote to memory of 1836 3044 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 85 PID 3044 wrote to memory of 4284 3044 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 86 PID 3044 wrote to memory of 4284 3044 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 86 PID 3044 wrote to memory of 4284 3044 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 86 PID 3044 wrote to memory of 4284 3044 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 86 PID 3044 wrote to memory of 4284 3044 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 86 PID 3044 wrote to memory of 4284 3044 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 86 PID 3044 wrote to memory of 4284 3044 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 86 PID 3044 wrote to memory of 4284 3044 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 86 PID 4284 wrote to memory of 1028 4284 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 87 PID 4284 wrote to memory of 1028 4284 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 87 PID 4284 wrote to memory of 1028 4284 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 87 PID 4284 wrote to memory of 1028 4284 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 87 PID 4284 wrote to memory of 1028 4284 SecuriteInfo.com.Win32.PWSX-gen.22789.exe 87 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AppLaunch.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AppLaunch.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.22789.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.22789.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3044 -
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.22789.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.22789.exe"2⤵PID:1244
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.22789.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.22789.exe"2⤵PID:2792
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.22789.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.22789.exe"2⤵PID:1836
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.22789.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.22789.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4284 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe3⤵
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1028
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