Analysis
- max time kernel
131s - max time network
146s - platform
windows10_x64 - resource
win10v200430 - submitted
16/07/2020, 08:57
General
- Target DHL Shipment_pdf.exe
- Size 742KB
- Sample200716-5fsqy91vg2
- SHA256 208aebc0e600e0bfa453d7b7bb5275f42640586d20940b992cc65faaff8b9aaa
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.flood-protection.org
-
Port
587
-
Username
-
Password
uche2424@
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.flood-protection.org
-
Port
587
-
Username
-
Password
uche2424@
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\DHL Shipment_pdf.exe"C:\Users\Admin\AppData\Local\Temp\DHL Shipment_pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\DHL Shipment_pdf.exe"C:\Users\Admin\AppData\Local\Temp\DHL Shipment_pdf.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1728-0-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/1728-2-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/1728-3-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/1728-4-0x0000000000680000-0x00000000006CC000-memory.dmp
memory/1728-5-0x0000000000B12000-0x0000000000B13000-memory.dmp