Analysis
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max time kernel
141s -
max time network
102s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
24-05-2024 14:14
Static task
static1
Behavioral task
behavioral1
Sample
Purchase Order 5532.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
Purchase Order 5532.exe
Resource
win10v2004-20240508-en
General
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Target
Purchase Order 5532.exe
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Size
1.4MB
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MD5
015ce7c47e830240e1cd65ef106d6c76
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SHA1
a482f9ffe8c8328fd32d6c6f71646169a2fd0fa9
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SHA256
c1929f1b7cf65c645f61b109bfd01aee7af27003a36d1b68e27425f6eaba810e
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SHA512
d38da866d37e8d8bd2e8403cf9891aeb9152e27327d7965b846ff942e246d1d072373b5905333220625e2781e7debd8fc78ae7a7c4d918d9bddc9aaa2024b942
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SSDEEP
24576:ytb20pkaCqT5TBWgNQ7avfuvcUSRSRHPkIPZ1PWLg/j0zfaH3cgL6A:/Vg5tQ7avchlRnef6n5
Malware Config
Extracted
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
vicanto1994
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
vicanto1994
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/1872-4-0x0000000000380000-0x00000000003D2000-memory.dmp family_agenttesla -
Drops startup file 1 IoCs
Processes:
Purchase Order 5532.exedescription ioc process File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\RtlUpd64.url Purchase Order 5532.exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
MSBuild.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe Key opened \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe Key opened \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Purchase Order 5532.exedescription pid process target process PID 1804 set thread context of 1872 1804 Purchase Order 5532.exe MSBuild.exe -
Suspicious behavior: EnumeratesProcesses 30 IoCs
Processes:
MSBuild.exePurchase Order 5532.exepid process 1872 MSBuild.exe 1872 MSBuild.exe 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
MSBuild.exedescription pid process Token: SeDebugPrivilege 1872 MSBuild.exe -
Suspicious use of FindShellTrayWindow 3 IoCs
Processes:
Purchase Order 5532.exepid process 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe -
Suspicious use of SendNotifyMessage 3 IoCs
Processes:
Purchase Order 5532.exepid process 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe 1804 Purchase Order 5532.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
Purchase Order 5532.exeMSBuild.exedescription pid process target process PID 1804 wrote to memory of 1872 1804 Purchase Order 5532.exe MSBuild.exe PID 1804 wrote to memory of 1872 1804 Purchase Order 5532.exe MSBuild.exe PID 1804 wrote to memory of 1872 1804 Purchase Order 5532.exe MSBuild.exe PID 1804 wrote to memory of 1872 1804 Purchase Order 5532.exe MSBuild.exe PID 1804 wrote to memory of 1872 1804 Purchase Order 5532.exe MSBuild.exe PID 1872 wrote to memory of 3756 1872 MSBuild.exe netsh.exe PID 1872 wrote to memory of 3756 1872 MSBuild.exe netsh.exe PID 1872 wrote to memory of 3756 1872 MSBuild.exe netsh.exe -
outlook_office_path 1 IoCs
Processes:
MSBuild.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe -
outlook_win_path 1 IoCs
Processes:
MSBuild.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 MSBuild.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Purchase Order 5532.exe"C:\Users\Admin\AppData\Local\Temp\Purchase Order 5532.exe"1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe"C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\MSBuild.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
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C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profile3⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1804-3-0x00000000034E0000-0x0000000003576000-memory.dmpFilesize
600KB
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memory/1804-9-0x0000000004350000-0x00000000043E6000-memory.dmpFilesize
600KB
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memory/1872-4-0x0000000000380000-0x00000000003D2000-memory.dmpFilesize
328KB
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memory/1872-10-0x0000000073802000-0x0000000073803000-memory.dmpFilesize
4KB
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memory/1872-11-0x0000000073800000-0x0000000073DB1000-memory.dmpFilesize
5.7MB
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memory/1872-12-0x0000000073800000-0x0000000073DB1000-memory.dmpFilesize
5.7MB
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memory/1872-13-0x0000000073802000-0x0000000073803000-memory.dmpFilesize
4KB
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memory/1872-14-0x0000000073800000-0x0000000073DB1000-memory.dmpFilesize
5.7MB
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memory/1872-15-0x0000000073800000-0x0000000073DB1000-memory.dmpFilesize
5.7MB
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memory/1872-16-0x0000000073800000-0x0000000073DB1000-memory.dmpFilesize
5.7MB