Analysis
- max time kernel
71s - max time network
114s - platform
windows10_x64 - resource
win10v20201028 - submitted
09/11/2020, 20:02
General
- Target Consignment Documents PL&BL Draft.exe
- Size 602KB
- Sample201109-kfb32kjs82
- SHA256 c8dc0a9356028e20939d907952b671cf2ac3604ce951df67bfdccd88cace0c53
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.flood-protection.org
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Port
587
-
Username
-
Password
clark2424@
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.flood-protection.org
-
Port
587
-
Username
-
Password
clark2424@
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 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 11 IoCs
Processes
-
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
-
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/1864-10-0x0000000000400000-0x0000000000450000-memory.dmp
memory/1864-22-0x0000000006570000-0x0000000006571000-memory.dmp
memory/1864-19-0x00000000061D0000-0x00000000061D1000-memory.dmp
memory/1864-18-0x00000000056C0000-0x00000000056C1000-memory.dmp
memory/1864-17-0x00000000055D0000-0x00000000055D1000-memory.dmp
memory/1864-13-0x0000000073FA0000-0x000000007468E000-memory.dmp
memory/4700-5-0x0000000005050000-0x0000000005052000-memory.dmp
memory/4700-9-0x00000000052E0000-0x00000000052E3000-memory.dmp
memory/4700-8-0x00000000052F0000-0x00000000052F1000-memory.dmp
memory/4700-7-0x0000000005260000-0x0000000005262000-memory.dmp
memory/4700-6-0x0000000005160000-0x0000000005161000-memory.dmp
memory/4700-0-0x0000000073FA0000-0x000000007468E000-memory.dmp
memory/4700-4-0x0000000005560000-0x0000000005561000-memory.dmp
memory/4700-3-0x0000000004F40000-0x0000000004F4F000-memory.dmp
memory/4700-1-0x0000000000630000-0x0000000000631000-memory.dmp