Analysis
- max time kernel
110s - max time network
135s - platform
windows10_x64 - resource
win10v20201028 - submitted
12/11/2020, 11:11
General
- Target 4b54cee8f8b2575cee216504872b9849201aea876327300a57d34f089ecdcd57.exe
- Size 82KB
- Sample201112-h3rf4vw6p2
- SHA256 4b54cee8f8b2575cee216504872b9849201aea876327300a57d34f089ecdcd57
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.unelsaid.com
-
Port
587
-
Username
-
Password
JesusChrist0007
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 IoCs
- 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.
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of NtSetInformationThreadHideFromDebugger 14 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Program crash 1 IoCs
- Delays execution with timeout.exe 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\4b54cee8f8b2575cee216504872b9849201aea876327300a57d34f089ecdcd57.exe"C:\Users\Admin\AppData\Local\Temp\4b54cee8f8b2575cee216504872b9849201aea876327300a57d34f089ecdcd57.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\timeout.exetimeout 52⤵
- Delays execution with timeout.exe
-
-
C:\Users\Admin\AppData\Local\Temp\4b54cee8f8b2575cee216504872b9849201aea876327300a57d34f089ecdcd57.exe"C:\Users\Admin\AppData\Local\Temp\4b54cee8f8b2575cee216504872b9849201aea876327300a57d34f089ecdcd57.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2904 -s 17202⤵
- Program crash
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/936-7-0x0000000000400000-0x000000000043C000-memory.dmp
memory/936-9-0x0000000073520000-0x0000000073C0E000-memory.dmp
memory/936-15-0x0000000005350000-0x0000000005351000-memory.dmp
memory/936-16-0x0000000005B10000-0x0000000005B11000-memory.dmp
memory/936-17-0x0000000006760000-0x0000000006761000-memory.dmp
memory/936-18-0x0000000006690000-0x0000000006691000-memory.dmp
memory/1324-14-0x0000000004C20000-0x0000000004C21000-memory.dmp
memory/2904-3-0x0000000004F60000-0x0000000004F61000-memory.dmp
memory/2904-1-0x0000000000630000-0x0000000000631000-memory.dmp
memory/2904-5-0x0000000002870000-0x00000000028F5000-memory.dmp
memory/2904-6-0x0000000008470000-0x0000000008471000-memory.dmp
memory/2904-0-0x0000000073520000-0x0000000073C0E000-memory.dmp