Analysis
- max time kernel
70s - max time network
13s - platform
windows7_x64 - resource
win7v20201028 - submitted
09/11/2020, 20:02
General
- Target Consignment Documents PL&BL Draft.exe
- Size 602KB
- Sample201109-kfb32kjs82
- SHA256 c8dc0a9356028e20939d907952b671cf2ac3604ce951df67bfdccd88cace0c53
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
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Host
mail.flood-protection.org
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Port
587
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Username
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Password
clark2424@
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 3 IoCs
- Obfuscated with Agile.Net obfuscator 1 IoCs
Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.
- 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 5 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 13 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Consignment Documents PL&BL Draft.exe"C:\Users\Admin\AppData\Local\Temp\Consignment Documents PL&BL Draft.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\Consignment Documents PL&BL Draft.exe"C:\Users\Admin\AppData\Local\Temp\Consignment Documents PL&BL Draft.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/784-9-0x0000000000080000-0x00000000000D0000-memory.dmp
memory/784-10-0x0000000000080000-0x00000000000D0000-memory.dmp
memory/784-11-0x0000000073EC0000-0x00000000745AE000-memory.dmp
memory/784-12-0x0000000000080000-0x0000000000082000-memory.dmp
memory/1924-0-0x00000000745B0000-0x0000000074C9E000-memory.dmp
memory/1924-1-0x0000000000150000-0x0000000000151000-memory.dmp
memory/1924-3-0x0000000000290000-0x000000000029F000-memory.dmp
memory/1924-4-0x00000000002F0000-0x00000000002F2000-memory.dmp
memory/1924-5-0x0000000000320000-0x0000000000322000-memory.dmp
memory/1924-6-0x0000000000510000-0x0000000000513000-memory.dmp