Analysis
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max time kernel
151s -
max time network
47s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
21-05-2022 02:28
Static task
static1
Behavioral task
behavioral1
Sample
hgytgfv.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
hgytgfv.exe
Resource
win10v2004-20220414-en
General
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Target
hgytgfv.exe
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Size
604KB
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MD5
d7cc88b0629075b10a0eb128920c1404
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SHA1
321692b3944b4659b599beffe7a38c0e12d75023
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SHA256
d8803b93c59638ead5ee87768a63e35a81beed58f48b39d2d928cbc36621be1a
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SHA512
5ae6da98f8d9b1b80034954df0abfda6024e203f6f8bedfa0c8913a84c2e42c86cd31cae0eb2953c49adac247b79206fa98baef3acdbf685391c48b1a90e2b52
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
mankind123
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/1540-62-0x0000000000400000-0x000000000045A000-memory.dmp family_agenttesla behavioral1/memory/1540-63-0x0000000000400000-0x000000000045A000-memory.dmp family_agenttesla behavioral1/memory/1540-64-0x0000000000400000-0x000000000045A000-memory.dmp family_agenttesla behavioral1/memory/1540-65-0x000000000045465E-mapping.dmp family_agenttesla behavioral1/memory/1540-67-0x0000000000400000-0x000000000045A000-memory.dmp family_agenttesla behavioral1/memory/1540-69-0x0000000000400000-0x000000000045A000-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:
hgytgfv.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hgytgfv.exe Key opened \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hgytgfv.exe Key opened \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hgytgfv.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
hgytgfv.exedescription pid process target process PID 1268 set thread context of 1540 1268 hgytgfv.exe hgytgfv.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
hgytgfv.exepid process 1540 hgytgfv.exe 1540 hgytgfv.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
hgytgfv.exedescription pid process Token: SeDebugPrivilege 1540 hgytgfv.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
hgytgfv.exepid process 1540 hgytgfv.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
hgytgfv.exedescription pid process target process PID 1268 wrote to memory of 1540 1268 hgytgfv.exe hgytgfv.exe PID 1268 wrote to memory of 1540 1268 hgytgfv.exe hgytgfv.exe PID 1268 wrote to memory of 1540 1268 hgytgfv.exe hgytgfv.exe PID 1268 wrote to memory of 1540 1268 hgytgfv.exe hgytgfv.exe PID 1268 wrote to memory of 1540 1268 hgytgfv.exe hgytgfv.exe PID 1268 wrote to memory of 1540 1268 hgytgfv.exe hgytgfv.exe PID 1268 wrote to memory of 1540 1268 hgytgfv.exe hgytgfv.exe PID 1268 wrote to memory of 1540 1268 hgytgfv.exe hgytgfv.exe PID 1268 wrote to memory of 1540 1268 hgytgfv.exe hgytgfv.exe -
outlook_office_path 1 IoCs
Processes:
hgytgfv.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hgytgfv.exe -
outlook_win_path 1 IoCs
Processes:
hgytgfv.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hgytgfv.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\hgytgfv.exe"C:\Users\Admin\AppData\Local\Temp\hgytgfv.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\hgytgfv.exe"C:\Users\Admin\AppData\Local\Temp\hgytgfv.exe"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
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Downloads
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memory/1268-54-0x0000000000EC0000-0x0000000000F5E000-memory.dmpFilesize
632KB
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memory/1268-55-0x0000000075B71000-0x0000000075B73000-memory.dmpFilesize
8KB
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memory/1268-56-0x0000000000370000-0x0000000000382000-memory.dmpFilesize
72KB
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memory/1268-57-0x0000000004800000-0x0000000004874000-memory.dmpFilesize
464KB
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memory/1268-58-0x0000000000BB0000-0x0000000000C0A000-memory.dmpFilesize
360KB
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memory/1540-59-0x0000000000400000-0x000000000045A000-memory.dmpFilesize
360KB
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memory/1540-60-0x0000000000400000-0x000000000045A000-memory.dmpFilesize
360KB
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memory/1540-62-0x0000000000400000-0x000000000045A000-memory.dmpFilesize
360KB
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memory/1540-63-0x0000000000400000-0x000000000045A000-memory.dmpFilesize
360KB
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memory/1540-64-0x0000000000400000-0x000000000045A000-memory.dmpFilesize
360KB
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memory/1540-65-0x000000000045465E-mapping.dmp
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memory/1540-67-0x0000000000400000-0x000000000045A000-memory.dmpFilesize
360KB
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memory/1540-69-0x0000000000400000-0x000000000045A000-memory.dmpFilesize
360KB