Analysis
- max time kernel
143s - max time network
155s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
- submitted
14/02/2024, 14:27
General
- Target Invoices 5611549092 - JHT0573001.exe
- Size 619KB
- Sample240214-rseq6aeb34
- SHA256 a66e4f51630922d4131baab37ffb114b872b8dc5116c9821f7407edb98035803
Malware Config
Extracted
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
#mvJX$E6
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
#mvJX$E6
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Uses the VBS compiler for execution 1 TTPs
- 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 7 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Invoices 5611549092 - JHT0573001.exe"C:\Users\Admin\AppData\Local\Temp\Invoices 5611549092 - JHT0573001.exe"1⤵
- Checks computer location settings
- 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\Roaming\EIWtadF.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\EIWtadF" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAE12.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
__PSScriptPolicyTest_yp50vc3f.oi3.ps1
tmpAE12.tmp
memory/3512-55-0x00000000064F0000-0x0000000006540000-memory.dmp
memory/3512-20-0x0000000000400000-0x0000000000440000-memory.dmp
memory/3512-69-0x0000000005570000-0x0000000005580000-memory.dmp
memory/3512-68-0x00000000745C0000-0x0000000074D70000-memory.dmp
memory/3512-36-0x0000000005570000-0x0000000005580000-memory.dmp
memory/3512-30-0x00000000055F0000-0x0000000005656000-memory.dmp
memory/3512-35-0x00000000745C0000-0x0000000074D70000-memory.dmp
memory/4144-24-0x0000000005940000-0x00000000059A6000-memory.dmp
memory/4144-37-0x0000000006200000-0x0000000006554000-memory.dmp
memory/4144-15-0x00000000745C0000-0x0000000074D70000-memory.dmp
memory/4144-17-0x00000000053B0000-0x00000000053C0000-memory.dmp
memory/4144-61-0x0000000007BC0000-0x0000000007BCE000-memory.dmp
memory/4144-18-0x00000000053B0000-0x00000000053C0000-memory.dmp
memory/4144-19-0x00000000059F0000-0x0000000006018000-memory.dmp
memory/4144-62-0x0000000007BD0000-0x0000000007BE4000-memory.dmp
memory/4144-60-0x0000000007B90000-0x0000000007BA1000-memory.dmp
memory/4144-22-0x00000000057A0000-0x00000000057C2000-memory.dmp
memory/4144-57-0x0000000007780000-0x000000000779A000-memory.dmp
memory/4144-59-0x0000000007C10000-0x0000000007CA6000-memory.dmp
memory/4144-63-0x0000000007CD0000-0x0000000007CEA000-memory.dmp
memory/4144-14-0x0000000002D40000-0x0000000002D76000-memory.dmp
memory/4144-64-0x0000000007CB0000-0x0000000007CB8000-memory.dmp
memory/4144-67-0x00000000745C0000-0x0000000074D70000-memory.dmp
memory/4144-38-0x0000000006680000-0x000000000669E000-memory.dmp
memory/4144-39-0x0000000006C10000-0x0000000006C5C000-memory.dmp
memory/4144-40-0x00000000053B0000-0x00000000053C0000-memory.dmp
memory/4144-41-0x0000000006C60000-0x0000000006C92000-memory.dmp
memory/4144-43-0x00000000702D0000-0x000000007031C000-memory.dmp
memory/4144-42-0x000000007F280000-0x000000007F290000-memory.dmp
memory/4144-53-0x0000000006BD0000-0x0000000006BEE000-memory.dmp
memory/4144-54-0x0000000007650000-0x00000000076F3000-memory.dmp
memory/4144-58-0x0000000007A00000-0x0000000007A0A000-memory.dmp
memory/4144-56-0x0000000008070000-0x00000000086EA000-memory.dmp
memory/4956-3-0x0000000005420000-0x00000000054B2000-memory.dmp
memory/4956-1-0x00000000745C0000-0x0000000074D70000-memory.dmp
memory/4956-0-0x0000000000980000-0x0000000000A22000-memory.dmp
memory/4956-23-0x00000000745C0000-0x0000000074D70000-memory.dmp
memory/4956-2-0x00000000059D0000-0x0000000005F74000-memory.dmp
memory/4956-9-0x0000000006EA0000-0x0000000006F22000-memory.dmp
memory/4956-8-0x00000000057E0000-0x00000000057F2000-memory.dmp
memory/4956-7-0x00000000056B0000-0x00000000056C2000-memory.dmp
memory/4956-6-0x00000000056C0000-0x000000000575C000-memory.dmp
memory/4956-5-0x00000000054E0000-0x00000000054EA000-memory.dmp
memory/4956-4-0x00000000053B0000-0x00000000053C0000-memory.dmp