Analysis
- max time kernel
136s - max time network
147s - platform
windows10_x64 - resource
win10v200430 - submitted
21/07/2020, 06:40
General
- Target Swift copy_pdf.exe
- Size 765KB
- Sample200721-tbbjcnsp2x
- SHA256 6737a73c3d70c5df327bbba6c8eb3769f6da5bf8e90a87a1e3a4c2de29b5408a
Score
10/10
Malware Config
Extracted
Credentials
-
Protocol
smtp
-
Host
smtp.elittacop.com
-
Port
587
-
Username
-
Password
@eaSYuc8
Signatures
- Suspicious use of WriteProcessMemory 3 IoCs
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- 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.
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- UPX packed file 3 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Suspicious behavior: MapViewOfSection 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Swift copy_pdf.exe"C:\Users\Admin\AppData\Local\Temp\Swift copy_pdf.exe"1⤵
- Suspicious use of WriteProcessMemory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
-
C:\Users\Admin\AppData\Local\Temp\Swift copy_pdf.exe"C:\Users\Admin\AppData\Local\Temp\Swift copy_pdf.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/2036-0-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/2036-2-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/2036-3-0x0000000000400000-0x00000000004A4000-memory.dmp
memory/2036-4-0x0000000002170000-0x00000000021BC000-memory.dmp
memory/2036-5-0x0000000000552000-0x0000000000553000-memory.dmp