Analysis
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max time kernel
91s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
24-03-2023 12:11
Static task
static1
Behavioral task
behavioral1
Sample
tmp.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
tmp.exe
Resource
win10v2004-20230220-en
General
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Target
tmp.exe
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Size
877KB
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MD5
3d3d9c73902bc0e71ec19bcbf2ba8849
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SHA1
24529dfdbbd45a5ff006e838a669432f756b89aa
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SHA256
3224f1f522dea901dcfc2d3980113856b7f84f1aac421e1ed4ac743491b4d247
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SHA512
69a8c4c5231fb8b6608a96b4a72ad3ff3f5ce4013dedfa9d901d457ea752a51d1314866fb9a8be907d2d769b96b69c474e7b8452280f65e388464c52a0ab4f40
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SSDEEP
12288:JylZZSy9LUuJxzcVrM7NzaO2Ch973wN5sfsolKvxiLATAGn3WtNmBNa4OCfup8iN:Jyl/SqBzc8N2/C373AQNe
Malware Config
Extracted
azorult
http://171.22.30.164/standright/index.php
Signatures
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Azorult
An information stealer that was first discovered in 2016, targeting browsing history and passwords.
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Loads dropped DLL 4 IoCs
Processes:
tmp.exepid process 1620 tmp.exe 1620 tmp.exe 1620 tmp.exe 1620 tmp.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 local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
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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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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
tmp.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook tmp.exe Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook tmp.exe Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook tmp.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of SetThreadContext 1 IoCs
Processes:
tmp.exedescription pid process target process PID 4696 set thread context of 1620 4696 tmp.exe tmp.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
tmp.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 tmp.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString tmp.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
tmp.exepid process 1620 tmp.exe 1620 tmp.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
tmp.exedescription pid process target process PID 4696 wrote to memory of 1620 4696 tmp.exe tmp.exe PID 4696 wrote to memory of 1620 4696 tmp.exe tmp.exe PID 4696 wrote to memory of 1620 4696 tmp.exe tmp.exe PID 4696 wrote to memory of 1620 4696 tmp.exe tmp.exe PID 4696 wrote to memory of 1620 4696 tmp.exe tmp.exe PID 4696 wrote to memory of 1620 4696 tmp.exe tmp.exe PID 4696 wrote to memory of 1620 4696 tmp.exe tmp.exe PID 4696 wrote to memory of 1620 4696 tmp.exe tmp.exe PID 4696 wrote to memory of 1620 4696 tmp.exe tmp.exe -
outlook_office_path 1 IoCs
Processes:
tmp.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook tmp.exe -
outlook_win_path 1 IoCs
Processes:
tmp.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook tmp.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp.exe"2⤵
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\B2503312\mozglue.dllFilesize
135KB
MD59e682f1eb98a9d41468fc3e50f907635
SHA185e0ceca36f657ddf6547aa0744f0855a27527ee
SHA256830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d
SHA512230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed
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C:\Users\Admin\AppData\Local\Temp\B2503312\msvcp140.dllFilesize
429KB
MD5109f0f02fd37c84bfc7508d4227d7ed5
SHA1ef7420141bb15ac334d3964082361a460bfdb975
SHA256334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4
SHA51246eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39
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C:\Users\Admin\AppData\Local\Temp\B2503312\nss3.dllFilesize
1.2MB
MD5556ea09421a0f74d31c4c0a89a70dc23
SHA1f739ba9b548ee64b13eb434a3130406d23f836e3
SHA256f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb
SHA5122481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2
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C:\Users\Admin\AppData\Local\Temp\B2503312\vcruntime140.dllFilesize
81KB
MD57587bf9cb4147022cd5681b015183046
SHA1f2106306a8f6f0da5afb7fc765cfa0757ad5a628
SHA256c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d
SHA5120b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f
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memory/1620-143-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
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memory/1620-264-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
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memory/1620-144-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
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memory/1620-140-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
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memory/4696-136-0x00000000054E0000-0x00000000054EA000-memory.dmpFilesize
40KB
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memory/4696-139-0x0000000006AE0000-0x0000000006B7C000-memory.dmpFilesize
624KB
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memory/4696-138-0x0000000005670000-0x0000000005680000-memory.dmpFilesize
64KB
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memory/4696-137-0x0000000005670000-0x0000000005680000-memory.dmpFilesize
64KB
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memory/4696-133-0x00000000009B0000-0x0000000000A92000-memory.dmpFilesize
904KB
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memory/4696-135-0x0000000005430000-0x00000000054C2000-memory.dmpFilesize
584KB
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memory/4696-134-0x0000000005AE0000-0x0000000006084000-memory.dmpFilesize
5.6MB