Analysis
- max time kernel
74s - max time network
145s - platform
windows10_x64 - resource
win10 - submitted
29/07/2020, 07:46
General
- Target Quotation_pdf.exe
- Size 745KB
- Sample200729-er8ec6znqs
- SHA256 b8593f4d7560ce53b3ccc9a84da05bb783ca5908fdb5a537bb274bef749ae282
Malware Config
Extracted
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Protocol
smtp
-
Host
mail.flood-protection.org
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Port
587
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Username
-
Password
scott22424@
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.flood-protection.org
-
Port
587
-
Username
-
Password
scott22424@
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 IoCs
- UPX packed file 3 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Quotation_pdf.exe"C:\Users\Admin\AppData\Local\Temp\Quotation_pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Quotation_pdf.exe"C:\Users\Admin\AppData\Local\Temp\Quotation_pdf.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profile3⤵
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/2336-0-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2336-2-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2336-3-0x0000000000400000-0x00000000004B0000-memory.dmp
memory/2336-4-0x00000000009C0000-0x0000000000A12000-memory.dmp
memory/2336-5-0x0000000000A92000-0x0000000000A93000-memory.dmp