Analysis
- max time kernel
99s - max time network
13s - platform
windows7_x64 - resource
win7v20201028 - submitted
02/12/2020, 15:03
General
- Target SecuriteInfo.com.Generic.mg.db37503e0e66b5c4.10666.exe
- Size 881KB
- Sample201202-4ph6rs7fjs
- SHA256 2aa2a644cc059d9314a783e295e4c35102ffce374e2bf1b49f8fb8631ffdbb65
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
HEoxefZ9
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 4 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- 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 2 IoCs
- Suspicious behavior: RenamesItself 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 13 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Generic.mg.db37503e0e66b5c4.10666.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Generic.mg.db37503e0e66b5c4.10666.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RHgxlgJN" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE1A8.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Generic.mg.db37503e0e66b5c4.10666.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Generic.mg.db37503e0e66b5c4.10666.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/688-19-0x00000000744C0000-0x0000000074BAE000-memory.dmp
memory/688-18-0x0000000000400000-0x000000000043C000-memory.dmp
memory/688-16-0x0000000000400000-0x000000000043C000-memory.dmp
memory/688-12-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1580-2-0x00000000744C0000-0x0000000074BAE000-memory.dmp
memory/1580-9-0x0000000000430000-0x0000000000469000-memory.dmp
memory/1580-7-0x00000000003E0000-0x00000000003E8000-memory.dmp
memory/1580-14-0x00000000003B0000-0x00000000003E0000-memory.dmp
memory/1580-6-0x00000000459E0000-0x0000000045A37000-memory.dmp
memory/1580-5-0x00000000257F0000-0x00000000457D8000-memory.dmp
memory/1580-3-0x0000000000FE0000-0x0000000000FE1000-memory.dmp