Analysis
- max time kernel
148s - max time network
150s - platform
windows10_x64 - resource
win10v200722 - submitted
04/08/2020, 13:37
General
- Target Company Profile and Quotation #20200804-4563.exe
- Size 845KB
- Sample200804-55jvpbev6e
- SHA256 4fa84ddee70c59516a5727fa29bf70e548550592998cfc07b9b2b80325756b35
Score
10/10
Malware Config
Extracted
Family
-
agenttesla
Credentials
-
Protocol
smtp
-
Host
smtp.yandex.com
-
Port
587
-
Username
-
Password
Sages101*
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 IoCs
- UPX packed file 3 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 use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Company Profile and Quotation #20200804-4563.exe"C:\Users\Admin\AppData\Local\Temp\Company Profile and Quotation #20200804-4563.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Company Profile and Quotation #20200804-4563.exe"C:\Users\Admin\AppData\Local\Temp\Company Profile and Quotation #20200804-4563.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/4000-0-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/4000-2-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/4000-3-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/4000-4-0x0000000000B30000-0x0000000000B7C000-memory.dmp
memory/4000-5-0x0000000002262000-0x0000000002263000-memory.dmp