Analysis
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max time kernel
120s -
max time network
48s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
21-05-2022 01:59
Static task
static1
Behavioral task
behavioral1
Sample
Court order_pdf.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
Court order_pdf.exe
Resource
win10v2004-20220414-en
General
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Target
Court order_pdf.exe
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Size
546KB
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MD5
da020d0c54734d21d96efd3b05cafc0b
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SHA1
1ef4a1601984ed3eeffcaa15ecaec7ded28f7ebd
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SHA256
0a8a4c3e09dd9ea5652a1388c395ed0707e6e2c370fa0fa288f71da425022464
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SHA512
233816b405f65db45ef67ddac66e16746d341ebd53c6ab289f5ef19ded128eb82631cf2f6a9593771a71bdf564a2c667b4088cba43524c480ce6ba6ad2c352b9
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.elittacop.com - Port:
587 - Username:
[email protected] - Password:
@eaSYuc8
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 6 IoCs
Processes:
resource yara_rule behavioral1/memory/1072-60-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1072-61-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1072-62-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1072-63-0x0000000000446FCE-mapping.dmp family_agenttesla behavioral1/memory/1072-65-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla behavioral1/memory/1072-67-0x0000000000400000-0x000000000044C000-memory.dmp family_agenttesla -
Looks for VirtualBox Guest Additions in registry 2 TTPs
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Looks for VMWare Tools registry key 2 TTPs
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
Court order_pdf.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion Court order_pdf.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion Court order_pdf.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 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:
Court order_pdf.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Court order_pdf.exe Key opened \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Court order_pdf.exe Key opened \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Court order_pdf.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
Court order_pdf.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum Court order_pdf.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 Court order_pdf.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Court order_pdf.exedescription pid process target process PID 2008 set thread context of 1072 2008 Court order_pdf.exe Court order_pdf.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
Court order_pdf.exepid process 1072 Court order_pdf.exe 1072 Court order_pdf.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Court order_pdf.exedescription pid process Token: SeDebugPrivilege 1072 Court order_pdf.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
Court order_pdf.exedescription pid process target process PID 2008 wrote to memory of 1072 2008 Court order_pdf.exe Court order_pdf.exe PID 2008 wrote to memory of 1072 2008 Court order_pdf.exe Court order_pdf.exe PID 2008 wrote to memory of 1072 2008 Court order_pdf.exe Court order_pdf.exe PID 2008 wrote to memory of 1072 2008 Court order_pdf.exe Court order_pdf.exe PID 2008 wrote to memory of 1072 2008 Court order_pdf.exe Court order_pdf.exe PID 2008 wrote to memory of 1072 2008 Court order_pdf.exe Court order_pdf.exe PID 2008 wrote to memory of 1072 2008 Court order_pdf.exe Court order_pdf.exe PID 2008 wrote to memory of 1072 2008 Court order_pdf.exe Court order_pdf.exe PID 2008 wrote to memory of 1072 2008 Court order_pdf.exe Court order_pdf.exe -
outlook_office_path 1 IoCs
Processes:
Court order_pdf.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Court order_pdf.exe -
outlook_win_path 1 IoCs
Processes:
Court order_pdf.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Court order_pdf.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Court order_pdf.exe"C:\Users\Admin\AppData\Local\Temp\Court order_pdf.exe"1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Court order_pdf.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1072-57-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/1072-58-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/1072-60-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/1072-61-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/1072-62-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/1072-63-0x0000000000446FCE-mapping.dmp
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memory/1072-65-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/1072-67-0x0000000000400000-0x000000000044C000-memory.dmpFilesize
304KB
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memory/1072-68-0x0000000075DB1000-0x0000000075DB3000-memory.dmpFilesize
8KB
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memory/2008-54-0x0000000001150000-0x00000000011DE000-memory.dmpFilesize
568KB
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memory/2008-55-0x0000000000320000-0x0000000000328000-memory.dmpFilesize
32KB
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memory/2008-56-0x0000000000DD0000-0x0000000000E24000-memory.dmpFilesize
336KB