Analysis
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max time kernel
138s -
max time network
121s -
platform
windows10_x64 -
resource
win10-en-20211014 -
submitted
20-10-2021 20:52
General
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Target
Proforma Invoice.pdf.exe
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Size
426KB
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MD5
6e076b569560bf2e25726d56639bbbfe
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SHA1
73babceee474d401f5f0c36bf71cbb1da7374e7b
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SHA256
1f641c813dbf32c33e6e6a2b5f50851b967070b9e84cd288f818c6282c8671b2
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SHA512
0dba29e66219785a9565fc0ef88ec8172f372060a6fa374498aee093e74b4495161ab8f68861004661456457042a11f4d2951db8e28e44bae9f060fe7abf579f
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.daproviaggi.it - Port:
587 - Username:
[email protected] - Password:
vacanz.E43
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 2 IoCs
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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
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Suspicious use of SetThreadContext 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 4 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 11 IoCs
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outlook_office_path 1 IoCs
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outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Proforma Invoice.pdf.exe"C:\Users\Admin\AppData\Local\Temp\Proforma Invoice.pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rYosmRSBPa" /XML "C:\Users\Admin\AppData\Local\Temp\tmp65EA.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\Proforma Invoice.pdf.exe"C:\Users\Admin\AppData\Local\Temp\Proforma Invoice.pdf.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
Loading Replay Monitor...
Downloads
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memory/792-133-0x00000000061A0000-0x00000000061A1000-memory.dmpFilesize
4KB
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memory/792-132-0x0000000006100000-0x0000000006101000-memory.dmpFilesize
4KB
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memory/792-131-0x00000000055F0000-0x00000000055F1000-memory.dmpFilesize
4KB
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memory/792-126-0x000000000043764E-mapping.dmp
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memory/792-125-0x0000000000400000-0x000000000043C000-memory.dmpFilesize
240KB
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memory/1572-124-0x0000000000000000-mapping.dmp
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memory/1656-119-0x0000000004FF0000-0x00000000054EE000-memory.dmpFilesize
5.0MB
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memory/1656-123-0x0000000005DE0000-0x0000000005E38000-memory.dmpFilesize
352KB
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memory/1656-122-0x0000000005D40000-0x0000000005D41000-memory.dmpFilesize
4KB
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memory/1656-121-0x0000000004FC0000-0x0000000004FC7000-memory.dmpFilesize
28KB
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memory/1656-120-0x0000000004F90000-0x0000000004F91000-memory.dmpFilesize
4KB
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memory/1656-115-0x0000000000700000-0x0000000000701000-memory.dmpFilesize
4KB
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memory/1656-118-0x0000000004FF0000-0x0000000004FF1000-memory.dmpFilesize
4KB
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memory/1656-117-0x00000000054F0000-0x00000000054F1000-memory.dmpFilesize
4KB