Analysis
- max time kernel
93s - max time network
115s - platform
windows10_x64 - resource
win10v20201028 - submitted
09/11/2020, 20:53
General
- Target Induvac B.V new order po 20204122.exe
- Size 488KB
- Sample201109-ngfya5vy2e
- SHA256 26ce355cc728110f631ee87676e90c6e6baea5ee64f327d5a4b677a96b82b5a9
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.suncurepelletmill.com
-
Port
587
-
Username
-
Password
pellet2013
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.suncurepelletmill.com
-
Port
587
-
Username
-
Password
pellet2013
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 IoCs
- rezer0 1 IoCs
Detects ReZer0, a packer with multiple versions used in various campaigns.
- 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
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 8 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Induvac B.V new order po 20204122.exe"C:\Users\Admin\AppData\Local\Temp\Induvac B.V new order po 20204122.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vakYQeI" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC29A.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\Induvac B.V new order po 20204122.exe"{path}"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\Induvac B.V new order po 20204122.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profile3⤵
-
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/3152-20-0x0000000005F50000-0x0000000005F51000-memory.dmp
memory/3152-19-0x00000000053F0000-0x00000000053F1000-memory.dmp
memory/3152-14-0x0000000073E30000-0x000000007451E000-memory.dmp
memory/3152-11-0x0000000000400000-0x0000000000452000-memory.dmp
memory/4636-0-0x0000000073E30000-0x000000007451E000-memory.dmp
memory/4636-8-0x0000000007C30000-0x0000000007C83000-memory.dmp
memory/4636-7-0x0000000007990000-0x0000000007991000-memory.dmp
memory/4636-6-0x00000000058D0000-0x00000000058D2000-memory.dmp
memory/4636-5-0x0000000005580000-0x0000000005581000-memory.dmp
memory/4636-4-0x00000000055C0000-0x00000000055C1000-memory.dmp
memory/4636-3-0x0000000005920000-0x0000000005921000-memory.dmp
memory/4636-1-0x0000000000920000-0x0000000000921000-memory.dmp