Analysis
- max time kernel
92s - max time network
111s - platform
windows10_x64 - resource
win10v20201028 - submitted
13/11/2020, 15:58
General
- Target d786c5ecc0fd677c853ccc3bcff9136d7b15b1342ffd929188826e1a38d75e04.exe
- Size 814KB
- Sample201113-sjsdawnm4j
- SHA256 d786c5ecc0fd677c853ccc3bcff9136d7b15b1342ffd929188826e1a38d75e04
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.cosur.pe
-
Port
587
-
Username
-
Password
C0m3rc14l%
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 3 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 behavior: RenamesItself 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\d786c5ecc0fd677c853ccc3bcff9136d7b15b1342ffd929188826e1a38d75e04.exe"C:\Users\Admin\AppData\Local\Temp\d786c5ecc0fd677c853ccc3bcff9136d7b15b1342ffd929188826e1a38d75e04.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\d786c5ecc0fd677c853ccc3bcff9136d7b15b1342ffd929188826e1a38d75e04.exe"C:\Users\Admin\AppData\Local\Temp\d786c5ecc0fd677c853ccc3bcff9136d7b15b1342ffd929188826e1a38d75e04.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/4708-0-0x0000000000400000-0x00000000004D2000-memory.dmp
memory/5012-1-0x0000000000400000-0x0000000000485000-memory.dmp
memory/5012-3-0x0000000000400000-0x0000000000485000-memory.dmp
memory/5012-4-0x0000000000400000-0x0000000000485000-memory.dmp
memory/5012-5-0x0000000002160000-0x000000000219C000-memory.dmp
memory/5012-6-0x00000000022A2000-0x00000000022A3000-memory.dmp
memory/5012-7-0x0000000073040000-0x000000007372E000-memory.dmp
memory/5012-10-0x0000000004880000-0x0000000004881000-memory.dmp
memory/5012-11-0x0000000004D80000-0x0000000004D81000-memory.dmp
memory/5012-12-0x0000000004F20000-0x0000000004F21000-memory.dmp
memory/5012-13-0x00000000053C0000-0x00000000053C1000-memory.dmp
memory/5012-14-0x0000000005950000-0x0000000005951000-memory.dmp
memory/5012-15-0x00000000057E0000-0x00000000057E1000-memory.dmp