Analysis
- max time kernel
112s - max time network
144s - platform
windows10_x64 - resource
win10v200722 - submitted
14/08/2020, 10:30
General
- Target Inquiry 500674 {ANSYS ENGINEERING PVT.LTD}.exe
- Size 732KB
- Sample200814-x7e6rfplxe
- SHA256 d7834fcfcc6566637c03e6d09dfa4f8bd51ed085b6a7fc75b33d458947d2c997
Malware Config
Extracted
-
Protocol
smtp
-
Host
smtp.ikrrispharmanetwork.com
-
Port
587
-
Username
-
Password
Q5Ab{kp_p0?a
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 4 IoCs
- UPX packed file 6 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 behavior: RenamesItself 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Inquiry 500674 {ANSYS ENGINEERING PVT.LTD}.exe"C:\Users\Admin\AppData\Local\Temp\Inquiry 500674 {ANSYS ENGINEERING PVT.LTD}.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Inquiry 500674 {ANSYS ENGINEERING PVT.LTD}.exe"C:\Users\Admin\AppData\Local\Temp\Inquiry 500674 {ANSYS ENGINEERING PVT.LTD}.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/3908-0-0x0000000000400000-0x00000000004A5000-memory.dmp
memory/3908-2-0x0000000000400000-0x00000000004A5000-memory.dmp
memory/3908-3-0x0000000000400000-0x00000000004A5000-memory.dmp
memory/3908-4-0x0000000000A10000-0x0000000000A5C000-memory.dmp
memory/3908-5-0x0000000000A62000-0x0000000000A63000-memory.dmp
memory/3908-6-0x00000000737B0000-0x0000000073E9E000-memory.dmp
memory/3908-9-0x0000000004800000-0x0000000004801000-memory.dmp
memory/3908-10-0x0000000004DC0000-0x0000000004DC1000-memory.dmp
memory/3908-11-0x00000000053F0000-0x00000000053F1000-memory.dmp
memory/3908-12-0x0000000005420000-0x0000000005421000-memory.dmp
memory/3908-13-0x0000000005AB0000-0x0000000005AB1000-memory.dmp
memory/3908-14-0x0000000005CE0000-0x0000000005CE1000-memory.dmp