Analysis
- max time kernel
120s - max time network
124s - platform
windows7_x64 - resource
win7-20240221-en - resource tags
- submitted
16/04/2024, 08:29
General
- Target SecuriteInfo.com.Win32.TrojanX-gen.32302.18886.exe
- Size 942KB
- Sample240416-kdpt9add67
- SHA256 dedb50b5fe07672b55fc3cbc497b917ce9cde55ffafa5a855cc42addaee124f7
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.clslk.com
-
Port
587
-
Username
-
Password
NUZRATHinam1978
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
- 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.
- 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).
- 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 3 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.TrojanX-gen.32302.18886.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.TrojanX-gen.32302.18886.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\EPwFGYioetlvj.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\EPwFGYioetlvj" /XML "C:\Users\Admin\AppData\Local\Temp\tmp77EE.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.TrojanX-gen.32302.18886.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.TrojanX-gen.32302.18886.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Replay Monitor
Loading Replay Monitor...
Downloads
tmp77EE.tmp
memory/2152-28-0x00000000743B0000-0x0000000074A9E000-memory.dmp
memory/2152-2-0x0000000004A50000-0x0000000004A90000-memory.dmp
memory/2152-3-0x0000000005370000-0x0000000005412000-memory.dmp
memory/2152-4-0x00000000009D0000-0x00000000009E2000-memory.dmp
memory/2152-5-0x0000000000A30000-0x0000000000A38000-memory.dmp
memory/2152-6-0x0000000000C70000-0x0000000000C7C000-memory.dmp
memory/2152-7-0x0000000004A50000-0x0000000004A90000-memory.dmp
memory/2152-8-0x00000000050E0000-0x0000000005164000-memory.dmp
memory/2152-1-0x00000000743B0000-0x0000000074A9E000-memory.dmp
memory/2152-0-0x0000000000F80000-0x0000000001070000-memory.dmp
memory/2152-24-0x00000000743B0000-0x0000000074A9E000-memory.dmp
memory/2284-31-0x00000000743B0000-0x0000000074A9E000-memory.dmp
memory/2284-25-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2284-22-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2284-19-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2284-17-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2284-27-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2284-16-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2284-18-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2284-33-0x0000000004AF0000-0x0000000004B30000-memory.dmp
memory/2284-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2880-30-0x000000006E760000-0x000000006ED0B000-memory.dmp
memory/2880-32-0x0000000002510000-0x0000000002550000-memory.dmp
memory/2880-29-0x000000006E760000-0x000000006ED0B000-memory.dmp
memory/2880-35-0x000000006E760000-0x000000006ED0B000-memory.dmp