Analysis
- max time kernel
115s - max time network
121s - platform
windows7_x64 - resource
win7 - submitted
22/07/2020, 10:09
General
- Target Paper Inquiry 0045106.exe
- Size 709KB
- Sample200722-scf8fl9rhn
- SHA256 035240368a5b062efdf9d365e73e753df545378a28989c6b325e6d5b4da1e73a
Malware Config
Signatures
- 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.
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Suspicious behavior: EnumeratesProcesses 3 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Suspicious use of WriteProcessMemory 4 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- UPX packed file 3 IoCs
Detects executables packed with UPX/modified UPX open source packer.
Processes
-
C:\Users\Admin\AppData\Local\Temp\Paper Inquiry 0045106.exe"C:\Users\Admin\AppData\Local\Temp\Paper Inquiry 0045106.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
- Suspicious behavior: MapViewOfSection
-
C:\Users\Admin\AppData\Local\Temp\Paper Inquiry 0045106.exe"C:\Users\Admin\AppData\Local\Temp\Paper Inquiry 0045106.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1100-0-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/1100-2-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/1100-3-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/1100-4-0x00000000004B0000-0x00000000004FC000-memory.dmp
memory/1100-5-0x00000000003A2000-0x00000000003A3000-memory.dmp
memory/1100-6-0x0000000000220000-0x0000000000266000-memory.dmp