Analysis
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max time kernel
105s -
max time network
48s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
21-05-2022 01:35
Static task
static1
Behavioral task
behavioral1
Sample
Packing - List.xls.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
Packing - List.xls.exe
Resource
win10v2004-20220414-en
General
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Target
Packing - List.xls.exe
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Size
634KB
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MD5
0b13ff5f953b3df10dd126b2ad92a2cf
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SHA1
79cd672a6d7cd026e652c791bc0d089b30840e15
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SHA256
f1102765bde9d2485559822259bb55539749ae15cbe3378bfc4146586900fba8
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SHA512
1603b6fd8b85d0574a57846aac964dd91d7f22a0983f9d5aa30df648065539c415a195a6bf74b8e3ca3125e5376b75aaa3b9561e56f027aec7ee571872701eb1
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
secure197.inmotionhosting.com - Port:
587 - Username:
[email protected] - Password:
GL@123456
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/1900-59-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral1/memory/1900-60-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral1/memory/1900-61-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral1/memory/1900-62-0x000000000044CA5E-mapping.dmp family_agenttesla behavioral1/memory/1900-64-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral1/memory/1900-66-0x0000000000400000-0x0000000000452000-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:
Packing - List.xls.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Packing - List.xls.exe Key opened \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Packing - List.xls.exe Key opened \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Packing - List.xls.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Packing - List.xls.exedescription pid process target process PID 800 set thread context of 1900 800 Packing - List.xls.exe Packing - List.xls.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
Packing - List.xls.exepid process 1900 Packing - List.xls.exe 1900 Packing - List.xls.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
Packing - List.xls.exedescription pid process Token: SeDebugPrivilege 1900 Packing - List.xls.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
Packing - List.xls.exePacking - List.xls.exedescription pid process target process PID 800 wrote to memory of 1900 800 Packing - List.xls.exe Packing - List.xls.exe PID 800 wrote to memory of 1900 800 Packing - List.xls.exe Packing - List.xls.exe PID 800 wrote to memory of 1900 800 Packing - List.xls.exe Packing - List.xls.exe PID 800 wrote to memory of 1900 800 Packing - List.xls.exe Packing - List.xls.exe PID 800 wrote to memory of 1900 800 Packing - List.xls.exe Packing - List.xls.exe PID 800 wrote to memory of 1900 800 Packing - List.xls.exe Packing - List.xls.exe PID 800 wrote to memory of 1900 800 Packing - List.xls.exe Packing - List.xls.exe PID 800 wrote to memory of 1900 800 Packing - List.xls.exe Packing - List.xls.exe PID 800 wrote to memory of 1900 800 Packing - List.xls.exe Packing - List.xls.exe PID 1900 wrote to memory of 1592 1900 Packing - List.xls.exe netsh.exe PID 1900 wrote to memory of 1592 1900 Packing - List.xls.exe netsh.exe PID 1900 wrote to memory of 1592 1900 Packing - List.xls.exe netsh.exe PID 1900 wrote to memory of 1592 1900 Packing - List.xls.exe netsh.exe -
outlook_office_path 1 IoCs
Processes:
Packing - List.xls.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Packing - List.xls.exe -
outlook_win_path 1 IoCs
Processes:
Packing - List.xls.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 Packing - List.xls.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Packing - List.xls.exe"C:\Users\Admin\AppData\Local\Temp\Packing - List.xls.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:800 -
C:\Users\Admin\AppData\Local\Temp\Packing - List.xls.exe"{path}"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:1900 -
C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profile3⤵PID:1592
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/800-54-0x0000000075CF1000-0x0000000075CF3000-memory.dmpFilesize
8KB
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memory/800-55-0x0000000074410000-0x00000000749BB000-memory.dmpFilesize
5.7MB
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memory/1592-69-0x0000000000000000-mapping.dmp
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memory/1900-56-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/1900-57-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/1900-59-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/1900-60-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/1900-61-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/1900-62-0x000000000044CA5E-mapping.dmp
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memory/1900-64-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/1900-66-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/1900-68-0x0000000074410000-0x00000000749BB000-memory.dmpFilesize
5.7MB