Analysis
- max time kernel
142s - max time network
12s - platform
windows7_x64 - resource
win7v200430 - submitted
24/06/2020, 13:37
General
- Target Lubrizol Corporation - products list.exe
- Size 618KB
- Sample200624-1tpbsb9ran
- SHA256 ff28ee9468d1e2d7a55d7d1d619415f78866bc8d4ba179f9215a7145bccea044
Score
10/10
Malware Config
Extracted
Family
-
agenttesla
Credentials
-
Protocol
smtp
-
Host
mail.daiphatfood.com.vn
-
Port
587
-
Username
-
Password
jn&6kG~_w;;A
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 4 IoCs
- 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 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 13 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Lubrizol Corporation - products list.exe"C:\Users\Admin\AppData\Local\Temp\Lubrizol Corporation - products list.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\znjedGvYFnm" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1737.tmp"2⤵
- Creates scheduled task(s)
-
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C:\Users\Admin\AppData\Local\Temp\Lubrizol Corporation - products list.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1776-4-0x0000000000400000-0x000000000044C000-memory.dmp
memory/1776-6-0x0000000000400000-0x000000000044C000-memory.dmp
memory/1776-7-0x0000000000400000-0x000000000044C000-memory.dmp