Analysis
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max time kernel
107s -
max time network
41s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
20-05-2022 22:57
Static task
static1
Behavioral task
behavioral1
Sample
#440620.docx.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
#440620.docx.exe
Resource
win10v2004-20220414-en
General
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Target
#440620.docx.exe
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Size
438KB
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MD5
e0de74a59868bde87235e8a21f6b4adb
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SHA1
a35f3a9a87d46a1dc545d3e2115fed7c3bb2dca5
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SHA256
12d4c982f6bdeaa94f72fff498674f68349a3bead97291d9a52ea39064228854
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SHA512
44a972902cec133e4c9634c321d31b9cf99d7a10311ef7fecd5f19d7237c5762a08cf2007a785870de1fa5c562411b4b178365b9d0f799b763232dbc1db7e9ab
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
twire.icu - Port:
587 - Username:
[email protected] - Password:
Amarachi@#$
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/1244-59-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral1/memory/1244-60-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral1/memory/1244-61-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral1/memory/1244-62-0x000000000044C93E-mapping.dmp family_agenttesla behavioral1/memory/1244-64-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral1/memory/1244-66-0x0000000000400000-0x0000000000452000-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:
#440620.docx.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 #440620.docx.exe Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 #440620.docx.exe Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 #440620.docx.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
#440620.docx.exedescription pid process target process PID 1860 set thread context of 1244 1860 #440620.docx.exe #440620.docx.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
#440620.docx.exepid process 1244 #440620.docx.exe 1244 #440620.docx.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
#440620.docx.exedescription pid process Token: SeDebugPrivilege 1244 #440620.docx.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
#440620.docx.exe#440620.docx.exedescription pid process target process PID 1860 wrote to memory of 1244 1860 #440620.docx.exe #440620.docx.exe PID 1860 wrote to memory of 1244 1860 #440620.docx.exe #440620.docx.exe PID 1860 wrote to memory of 1244 1860 #440620.docx.exe #440620.docx.exe PID 1860 wrote to memory of 1244 1860 #440620.docx.exe #440620.docx.exe PID 1860 wrote to memory of 1244 1860 #440620.docx.exe #440620.docx.exe PID 1860 wrote to memory of 1244 1860 #440620.docx.exe #440620.docx.exe PID 1860 wrote to memory of 1244 1860 #440620.docx.exe #440620.docx.exe PID 1860 wrote to memory of 1244 1860 #440620.docx.exe #440620.docx.exe PID 1860 wrote to memory of 1244 1860 #440620.docx.exe #440620.docx.exe PID 1244 wrote to memory of 1028 1244 #440620.docx.exe netsh.exe PID 1244 wrote to memory of 1028 1244 #440620.docx.exe netsh.exe PID 1244 wrote to memory of 1028 1244 #440620.docx.exe netsh.exe PID 1244 wrote to memory of 1028 1244 #440620.docx.exe netsh.exe -
outlook_office_path 1 IoCs
Processes:
#440620.docx.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 #440620.docx.exe -
outlook_win_path 1 IoCs
Processes:
#440620.docx.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 #440620.docx.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\#440620.docx.exe"C:\Users\Admin\AppData\Local\Temp\#440620.docx.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\#440620.docx.exe"{path}"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 v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1028-69-0x0000000000000000-mapping.dmp
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memory/1244-56-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/1244-57-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/1244-59-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/1244-60-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/1244-61-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/1244-62-0x000000000044C93E-mapping.dmp
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memory/1244-64-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/1244-66-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/1244-68-0x0000000074300000-0x00000000748AB000-memory.dmpFilesize
5.7MB
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memory/1860-54-0x0000000075E41000-0x0000000075E43000-memory.dmpFilesize
8KB
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memory/1860-55-0x0000000074370000-0x000000007491B000-memory.dmpFilesize
5.7MB