Analysis
- max time kernel
121s - max time network
122s - platform
windows7_x64 - resource
win7-20231215-en - resource tags
- submitted
29/01/2024, 14:06
General
- Target DHL Contract Rates Revision effective February 1st, 2024.bat.exe
- Size 716KB
- Sample240129-red8gabdh5
- SHA256 21c842b3980ad1df3af813d4b0dc3200e1a82ba95bcc86e6961ce35a935cec01
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
nl10.nlkoddos.com
-
Port
587
-
Username
-
Password
Myname321@
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- 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.
- Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- 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 SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\DHL Contract Rates Revision effective February 1st, 2024.bat.exe"C:\Users\Admin\AppData\Local\Temp\DHL Contract Rates Revision effective February 1st, 2024.bat.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\iGvBBovfayJ.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iGvBBovfayJ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp786B.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\DHL Contract Rates Revision effective February 1st, 2024.bat.exe"C:\Users\Admin\AppData\Local\Temp\DHL Contract Rates Revision effective February 1st, 2024.bat.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
tmp786B.tmp
memory/2128-0-0x0000000010840000-0x00000000108F6000-memory.dmp
memory/2128-1-0x0000000074A00000-0x00000000750EE000-memory.dmp
memory/2128-2-0x0000000004650000-0x0000000004690000-memory.dmp
memory/2128-3-0x0000000000330000-0x000000000034C000-memory.dmp
memory/2128-4-0x0000000000490000-0x00000000004A4000-memory.dmp
memory/2128-5-0x0000000005C70000-0x0000000005CF4000-memory.dmp
memory/2128-6-0x0000000074A00000-0x00000000750EE000-memory.dmp
memory/2128-7-0x0000000004650000-0x0000000004690000-memory.dmp
memory/2128-27-0x0000000074A00000-0x00000000750EE000-memory.dmp
memory/2804-25-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2804-36-0x0000000073700000-0x0000000073DEE000-memory.dmp
memory/2804-21-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2804-19-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2804-17-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2804-15-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2804-28-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2804-30-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2804-40-0x0000000073700000-0x0000000073DEE000-memory.dmp
memory/2804-23-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2804-34-0x00000000048C0000-0x0000000004900000-memory.dmp
memory/2804-39-0x00000000048C0000-0x0000000004900000-memory.dmp
memory/2812-32-0x0000000002CB0000-0x0000000002CF0000-memory.dmp
memory/2812-37-0x0000000002CB0000-0x0000000002CF0000-memory.dmp
memory/2812-35-0x0000000002CB0000-0x0000000002CF0000-memory.dmp
memory/2812-38-0x000000006EDD0000-0x000000006F37B000-memory.dmp
memory/2812-33-0x000000006EDD0000-0x000000006F37B000-memory.dmp
memory/2812-31-0x000000006EDD0000-0x000000006F37B000-memory.dmp