Analysis
- max time kernel
121s - max time network
127s - platform
windows7_x64 - resource
win7-20240221-en - resource tags
- submitted
08/04/2024, 10:33
General
- Target Payment Notification xlx PDF.exe
- Size 677KB
- Sample240408-mljdjsac91
- SHA256 29c3845ba540fbe8288c0d4c2f4ab65ec9d0ef646f9df8b684a64f5df60bf3ea
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
PMOYQrU0
-
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 1 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 6 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of WriteProcessMemory 21 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Payment Notification xlx PDF.exe"C:\Users\Admin\AppData\Local\Temp\Payment Notification xlx PDF.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- 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\Local\Temp\Payment Notification xlx PDF.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\DsBmQivPl.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\DsBmQivPl" /XML "C:\Users\Admin\AppData\Local\Temp\tmp78D8.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\Payment Notification xlx PDF.exe"C:\Users\Admin\AppData\Local\Temp\Payment Notification xlx PDF.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
tmp78D8.tmp
DWMV6QC9F3BB38NA9A0T.temp
memory/460-29-0x0000000073EB0000-0x000000007459E000-memory.dmp
memory/460-3-0x0000000000430000-0x000000000044C000-memory.dmp
memory/460-4-0x00000000003D0000-0x00000000003D8000-memory.dmp
memory/460-5-0x00000000004D0000-0x00000000004DC000-memory.dmp
memory/460-6-0x0000000000540000-0x00000000005C4000-memory.dmp
memory/460-2-0x0000000004F60000-0x0000000004FA0000-memory.dmp
memory/460-1-0x0000000073EB0000-0x000000007459E000-memory.dmp
memory/460-0-0x0000000000290000-0x0000000000340000-memory.dmp
memory/2576-42-0x00000000026B0000-0x00000000026F0000-memory.dmp
memory/2576-40-0x00000000026B0000-0x00000000026F0000-memory.dmp
memory/2576-44-0x000000006EA50000-0x000000006EFFB000-memory.dmp
memory/2576-36-0x000000006EA50000-0x000000006EFFB000-memory.dmp
memory/2576-34-0x000000006EA50000-0x000000006EFFB000-memory.dmp
memory/2636-43-0x000000006EA50000-0x000000006EFFB000-memory.dmp
memory/2636-41-0x0000000002620000-0x0000000002660000-memory.dmp
memory/2636-37-0x000000006EA50000-0x000000006EFFB000-memory.dmp
memory/2636-35-0x0000000002620000-0x0000000002660000-memory.dmp
memory/2636-33-0x000000006EA50000-0x000000006EFFB000-memory.dmp
memory/2744-30-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2744-32-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2744-27-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2744-38-0x0000000073EB0000-0x000000007459E000-memory.dmp
memory/2744-39-0x00000000047B0000-0x00000000047F0000-memory.dmp
memory/2744-25-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2744-23-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2744-21-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2744-20-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2744-19-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2744-45-0x0000000073EB0000-0x000000007459E000-memory.dmp
memory/2744-46-0x00000000047B0000-0x00000000047F0000-memory.dmp