Analysis
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max time kernel
91s -
max time network
136s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
20-05-2022 23:44
Static task
static1
Behavioral task
behavioral1
Sample
169287394-75414-SANWVDDNETP0034-3.pdf.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
169287394-75414-SANWVDDNETP0034-3.pdf.exe
Resource
win10v2004-20220414-en
General
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Target
169287394-75414-SANWVDDNETP0034-3.pdf.exe
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Size
620KB
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MD5
e7039a6bab57769e5d31dd8f6b205942
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SHA1
6bdbe09b0ef07742e30efe017c87989b21c46266
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SHA256
3495ebe6b428bddfa71646ed4e09f1f707d7b8a512549841c96d88bc03f328db
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SHA512
66ca67f015f556349f6ffceda23bf3a4a6696fb0c70bdb35baa5b66c7fe183ea37b1d730b0460a14026b18f65ddff1a3dada737c3921989ec96cbfc3117b814a
Malware Config
Extracted
Protocol: smtp- Host:
smtp.yandex.ru - Port:
587 - Username:
[email protected] - Password:
jose2130
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/1532-135-0x0000000000400000-0x000000000045A000-memory.dmp family_agenttesla -
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:
169287394-75414-SANWVDDNETP0034-3.pdf.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 169287394-75414-SANWVDDNETP0034-3.pdf.exe Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 169287394-75414-SANWVDDNETP0034-3.pdf.exe Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 169287394-75414-SANWVDDNETP0034-3.pdf.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 37 checkip.amazonaws.com -
Suspicious use of SetThreadContext 1 IoCs
Processes:
169287394-75414-SANWVDDNETP0034-3.pdf.exedescription pid process target process PID 4436 set thread context of 1532 4436 169287394-75414-SANWVDDNETP0034-3.pdf.exe 169287394-75414-SANWVDDNETP0034-3.pdf.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
169287394-75414-SANWVDDNETP0034-3.pdf.exepid process 1532 169287394-75414-SANWVDDNETP0034-3.pdf.exe 1532 169287394-75414-SANWVDDNETP0034-3.pdf.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
169287394-75414-SANWVDDNETP0034-3.pdf.exedescription pid process Token: SeDebugPrivilege 1532 169287394-75414-SANWVDDNETP0034-3.pdf.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
169287394-75414-SANWVDDNETP0034-3.pdf.exepid process 1532 169287394-75414-SANWVDDNETP0034-3.pdf.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
169287394-75414-SANWVDDNETP0034-3.pdf.exedescription pid process target process PID 4436 wrote to memory of 1532 4436 169287394-75414-SANWVDDNETP0034-3.pdf.exe 169287394-75414-SANWVDDNETP0034-3.pdf.exe PID 4436 wrote to memory of 1532 4436 169287394-75414-SANWVDDNETP0034-3.pdf.exe 169287394-75414-SANWVDDNETP0034-3.pdf.exe PID 4436 wrote to memory of 1532 4436 169287394-75414-SANWVDDNETP0034-3.pdf.exe 169287394-75414-SANWVDDNETP0034-3.pdf.exe PID 4436 wrote to memory of 1532 4436 169287394-75414-SANWVDDNETP0034-3.pdf.exe 169287394-75414-SANWVDDNETP0034-3.pdf.exe PID 4436 wrote to memory of 1532 4436 169287394-75414-SANWVDDNETP0034-3.pdf.exe 169287394-75414-SANWVDDNETP0034-3.pdf.exe PID 4436 wrote to memory of 1532 4436 169287394-75414-SANWVDDNETP0034-3.pdf.exe 169287394-75414-SANWVDDNETP0034-3.pdf.exe PID 4436 wrote to memory of 1532 4436 169287394-75414-SANWVDDNETP0034-3.pdf.exe 169287394-75414-SANWVDDNETP0034-3.pdf.exe PID 4436 wrote to memory of 1532 4436 169287394-75414-SANWVDDNETP0034-3.pdf.exe 169287394-75414-SANWVDDNETP0034-3.pdf.exe -
outlook_office_path 1 IoCs
Processes:
169287394-75414-SANWVDDNETP0034-3.pdf.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 169287394-75414-SANWVDDNETP0034-3.pdf.exe -
outlook_win_path 1 IoCs
Processes:
169287394-75414-SANWVDDNETP0034-3.pdf.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 169287394-75414-SANWVDDNETP0034-3.pdf.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\169287394-75414-SANWVDDNETP0034-3.pdf.exe"C:\Users\Admin\AppData\Local\Temp\169287394-75414-SANWVDDNETP0034-3.pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\169287394-75414-SANWVDDNETP0034-3.pdf.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- 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\Microsoft\CLR_v4.0_32\UsageLogs\169287394-75414-SANWVDDNETP0034-3.pdf.exe.logFilesize
507B
MD576ffb2f33cb32ade8fc862a67599e9d8
SHA1920cc4ab75b36d2f9f6e979b74db568973c49130
SHA256f1a3724670e3379318ec9c73f6f39058cab0ab013ba3cd90c047c3d701362310
SHA512f33502c2e1bb30c05359bfc6819ca934642a1e01874e3060349127d792694d56ad22fccd6c9477b8ee50d66db35785779324273f509576b48b7f85577e001b4e
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memory/1532-134-0x0000000000000000-mapping.dmp
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memory/1532-135-0x0000000000400000-0x000000000045A000-memory.dmpFilesize
360KB
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memory/1532-137-0x0000000006030000-0x0000000006096000-memory.dmpFilesize
408KB
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memory/1532-138-0x00000000079B0000-0x0000000007A00000-memory.dmpFilesize
320KB
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memory/1532-139-0x0000000007A30000-0x0000000007A3A000-memory.dmpFilesize
40KB
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memory/4436-130-0x0000000000030000-0x00000000000D2000-memory.dmpFilesize
648KB
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memory/4436-131-0x00000000074B0000-0x0000000007A54000-memory.dmpFilesize
5.6MB
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memory/4436-132-0x0000000006FA0000-0x0000000007032000-memory.dmpFilesize
584KB
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memory/4436-133-0x0000000007040000-0x00000000070DC000-memory.dmpFilesize
624KB