Analysis
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max time kernel
201s -
max time network
223s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
02-01-2024 15:18
Behavioral task
behavioral1
Sample
8cb8a392ab4594e4be5f939fde2581be.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
8cb8a392ab4594e4be5f939fde2581be.exe
Resource
win10v2004-20231215-en
General
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Target
8cb8a392ab4594e4be5f939fde2581be.exe
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Size
721KB
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MD5
8cb8a392ab4594e4be5f939fde2581be
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SHA1
fdab49a13212672e419c867c4a8f536c32457fd9
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SHA256
cd6587c12a8925cbb9d354e9d019d5e0adced686238a40a17c294305d6b93cb4
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SHA512
630c0f27f79f6aceb7ea98f28c0125960ae434e12ecd87a69f407ff48d40f0da95ded3709b10de796ebe4c2c25ec5486f540e44898c5be077d05015fed75b5e7
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SSDEEP
12288:DquErHF6xC9D6DmR1J98w4oknqOKw/zTd1RVaHvymUi6rjXrm62iU952aLovi756:arl6kD68JmloO7TdNaPymUi63i62xHLW
Malware Config
Extracted
azorult
http://185.79.156.23/j0n0/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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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
8cb8a392ab4594e4be5f939fde2581be.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-635608581-3370340891-292606865-1000\Control Panel\International\Geo\Nation 8cb8a392ab4594e4be5f939fde2581be.exe -
Processes:
resource yara_rule behavioral2/memory/4864-0-0x0000000000DD0000-0x0000000000F64000-memory.dmp upx behavioral2/memory/4864-1-0x0000000000DD0000-0x0000000000F64000-memory.dmp upx behavioral2/memory/4864-2-0x0000000000DD0000-0x0000000000F64000-memory.dmp upx behavioral2/memory/4864-3-0x0000000000DD0000-0x0000000000F64000-memory.dmp upx behavioral2/memory/4864-7-0x0000000000DD0000-0x0000000000F64000-memory.dmp upx behavioral2/memory/4864-27-0x0000000000DD0000-0x0000000000F64000-memory.dmp upx behavioral2/memory/4864-28-0x0000000000DD0000-0x0000000000F64000-memory.dmp upx -
AutoIT Executable 6 IoCs
AutoIT scripts compiled to PE executables.
Processes:
resource yara_rule behavioral2/memory/4864-1-0x0000000000DD0000-0x0000000000F64000-memory.dmp autoit_exe behavioral2/memory/4864-2-0x0000000000DD0000-0x0000000000F64000-memory.dmp autoit_exe behavioral2/memory/4864-3-0x0000000000DD0000-0x0000000000F64000-memory.dmp autoit_exe behavioral2/memory/4864-7-0x0000000000DD0000-0x0000000000F64000-memory.dmp autoit_exe behavioral2/memory/4864-27-0x0000000000DD0000-0x0000000000F64000-memory.dmp autoit_exe behavioral2/memory/4864-28-0x0000000000DD0000-0x0000000000F64000-memory.dmp autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
8cb8a392ab4594e4be5f939fde2581be.exedescription pid process target process PID 4864 set thread context of 116 4864 8cb8a392ab4594e4be5f939fde2581be.exe RegAsm.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 1616 timeout.exe -
Suspicious use of FindShellTrayWindow 3 IoCs
Processes:
8cb8a392ab4594e4be5f939fde2581be.exepid process 4864 8cb8a392ab4594e4be5f939fde2581be.exe 4864 8cb8a392ab4594e4be5f939fde2581be.exe 4864 8cb8a392ab4594e4be5f939fde2581be.exe -
Suspicious use of SendNotifyMessage 3 IoCs
Processes:
8cb8a392ab4594e4be5f939fde2581be.exepid process 4864 8cb8a392ab4594e4be5f939fde2581be.exe 4864 8cb8a392ab4594e4be5f939fde2581be.exe 4864 8cb8a392ab4594e4be5f939fde2581be.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
8cb8a392ab4594e4be5f939fde2581be.execmd.exedescription pid process target process PID 4864 wrote to memory of 116 4864 8cb8a392ab4594e4be5f939fde2581be.exe RegAsm.exe PID 4864 wrote to memory of 116 4864 8cb8a392ab4594e4be5f939fde2581be.exe RegAsm.exe PID 4864 wrote to memory of 116 4864 8cb8a392ab4594e4be5f939fde2581be.exe RegAsm.exe PID 4864 wrote to memory of 116 4864 8cb8a392ab4594e4be5f939fde2581be.exe RegAsm.exe PID 4864 wrote to memory of 116 4864 8cb8a392ab4594e4be5f939fde2581be.exe RegAsm.exe PID 4864 wrote to memory of 2812 4864 8cb8a392ab4594e4be5f939fde2581be.exe cmd.exe PID 4864 wrote to memory of 2812 4864 8cb8a392ab4594e4be5f939fde2581be.exe cmd.exe PID 4864 wrote to memory of 2812 4864 8cb8a392ab4594e4be5f939fde2581be.exe cmd.exe PID 2812 wrote to memory of 1616 2812 cmd.exe timeout.exe PID 2812 wrote to memory of 1616 2812 cmd.exe timeout.exe PID 2812 wrote to memory of 1616 2812 cmd.exe timeout.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8cb8a392ab4594e4be5f939fde2581be.exe"C:\Users\Admin\AppData\Local\Temp\8cb8a392ab4594e4be5f939fde2581be.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4864 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"2⤵PID:116
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c TimeOut 1 & Del /F "C:\Users\Admin\AppData\Local\Temp\8cb8a392ab4594e4be5f939fde2581be.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2812 -
C:\Windows\SysWOW64\timeout.exeTimeOut 13⤵
- Delays execution with timeout.exe
PID:1616
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