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Analysis
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max time kernel
69s -
max time network
45s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
12/09/2022, 13:13
Static task
static1
Behavioral task
behavioral1
Sample
cd101d3d19d5e797d9a151c9c4dd1db497f8e4ec680a7fb99a69b6af36634445.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
cd101d3d19d5e797d9a151c9c4dd1db497f8e4ec680a7fb99a69b6af36634445.exe
Resource
win10v2004-20220812-en
General
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Target
cd101d3d19d5e797d9a151c9c4dd1db497f8e4ec680a7fb99a69b6af36634445.exe
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Size
1.2MB
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MD5
9525bd775591fc765660eeb64002741f
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SHA1
0cb836092ba969107916c7445c790876a61912a6
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SHA256
cd101d3d19d5e797d9a151c9c4dd1db497f8e4ec680a7fb99a69b6af36634445
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SHA512
4ecea438e61f1b5decde0218ccf38146fadbda35531fe8b79ddd5cd47014d185cff8c6d94e6f4e1aaa7478d12c20b2c9d392ccbfa642be97c1b272003bb3df10
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SSDEEP
24576:C5nVyP/M6tQ5Cr0qwvNIQFQdS6vK2NqM4:IVA/TtQclwvNICQpvK2NqF
Malware Config
Extracted
blustealer
https://api.telegram.org/bot5450700540:AAEJyEEV8BKgYUKmnCPZxp19kD9GVSRup5M/sendMessage?chat_id=5422342474
Signatures
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BluStealer
A Modular information stealer written in Visual Basic.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AppLaunch.exe Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AppLaunch.exe Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AppLaunch.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 536 set thread context of 2012 536 cd101d3d19d5e797d9a151c9c4dd1db497f8e4ec680a7fb99a69b6af36634445.exe 27 PID 2012 set thread context of 1472 2012 cd101d3d19d5e797d9a151c9c4dd1db497f8e4ec680a7fb99a69b6af36634445.exe 28 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2012 cd101d3d19d5e797d9a151c9c4dd1db497f8e4ec680a7fb99a69b6af36634445.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 536 wrote to memory of 2012 536 cd101d3d19d5e797d9a151c9c4dd1db497f8e4ec680a7fb99a69b6af36634445.exe 27 PID 536 wrote to memory of 2012 536 cd101d3d19d5e797d9a151c9c4dd1db497f8e4ec680a7fb99a69b6af36634445.exe 27 PID 536 wrote to memory of 2012 536 cd101d3d19d5e797d9a151c9c4dd1db497f8e4ec680a7fb99a69b6af36634445.exe 27 PID 536 wrote to memory of 2012 536 cd101d3d19d5e797d9a151c9c4dd1db497f8e4ec680a7fb99a69b6af36634445.exe 27 PID 536 wrote to memory of 2012 536 cd101d3d19d5e797d9a151c9c4dd1db497f8e4ec680a7fb99a69b6af36634445.exe 27 PID 536 wrote to memory of 2012 536 cd101d3d19d5e797d9a151c9c4dd1db497f8e4ec680a7fb99a69b6af36634445.exe 27 PID 536 wrote to memory of 2012 536 cd101d3d19d5e797d9a151c9c4dd1db497f8e4ec680a7fb99a69b6af36634445.exe 27 PID 536 wrote to memory of 2012 536 cd101d3d19d5e797d9a151c9c4dd1db497f8e4ec680a7fb99a69b6af36634445.exe 27 PID 536 wrote to memory of 2012 536 cd101d3d19d5e797d9a151c9c4dd1db497f8e4ec680a7fb99a69b6af36634445.exe 27 PID 2012 wrote to memory of 1472 2012 cd101d3d19d5e797d9a151c9c4dd1db497f8e4ec680a7fb99a69b6af36634445.exe 28 PID 2012 wrote to memory of 1472 2012 cd101d3d19d5e797d9a151c9c4dd1db497f8e4ec680a7fb99a69b6af36634445.exe 28 PID 2012 wrote to memory of 1472 2012 cd101d3d19d5e797d9a151c9c4dd1db497f8e4ec680a7fb99a69b6af36634445.exe 28 PID 2012 wrote to memory of 1472 2012 cd101d3d19d5e797d9a151c9c4dd1db497f8e4ec680a7fb99a69b6af36634445.exe 28 PID 2012 wrote to memory of 1472 2012 cd101d3d19d5e797d9a151c9c4dd1db497f8e4ec680a7fb99a69b6af36634445.exe 28 PID 2012 wrote to memory of 1472 2012 cd101d3d19d5e797d9a151c9c4dd1db497f8e4ec680a7fb99a69b6af36634445.exe 28 PID 2012 wrote to memory of 1472 2012 cd101d3d19d5e797d9a151c9c4dd1db497f8e4ec680a7fb99a69b6af36634445.exe 28 PID 2012 wrote to memory of 1472 2012 cd101d3d19d5e797d9a151c9c4dd1db497f8e4ec680a7fb99a69b6af36634445.exe 28 PID 2012 wrote to memory of 1472 2012 cd101d3d19d5e797d9a151c9c4dd1db497f8e4ec680a7fb99a69b6af36634445.exe 28 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AppLaunch.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AppLaunch.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\cd101d3d19d5e797d9a151c9c4dd1db497f8e4ec680a7fb99a69b6af36634445.exe"C:\Users\Admin\AppData\Local\Temp\cd101d3d19d5e797d9a151c9c4dd1db497f8e4ec680a7fb99a69b6af36634445.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:536 -
C:\Users\Admin\AppData\Local\Temp\cd101d3d19d5e797d9a151c9c4dd1db497f8e4ec680a7fb99a69b6af36634445.exe"C:\Users\Admin\AppData\Local\Temp\cd101d3d19d5e797d9a151c9c4dd1db497f8e4ec680a7fb99a69b6af36634445.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2012 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe3⤵
- Accesses Microsoft Outlook profiles
- outlook_office_path
- outlook_win_path
PID:1472
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