Analysis
- max time kernel
119s - max time network
122s - platform
windows7_x64 - resource
win7-20231215-en - resource tags
- submitted
14/02/2024, 14:27
General
- Target Invoices 5611549092 - JHT0573001.exe
- Size 619KB
- Sample240214-rseq6aeb34
- SHA256 a66e4f51630922d4131baab37ffb114b872b8dc5116c9821f7407edb98035803
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
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Port
587
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Username
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Password
#mvJX$E6
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Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- 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 5 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Invoices 5611549092 - JHT0573001.exe"C:\Users\Admin\AppData\Local\Temp\Invoices 5611549092 - JHT0573001.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- 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\EIWtadF.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\EIWtadF" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6C2B.tmp"2⤵
- Creates scheduled task(s)
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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
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
tmp6C2B.tmp
memory/1984-0-0x0000000000E90000-0x0000000000F32000-memory.dmp
memory/1984-1-0x00000000746C0000-0x0000000074DAE000-memory.dmp
memory/1984-2-0x00000000009E0000-0x0000000000A20000-memory.dmp
memory/1984-3-0x0000000000310000-0x0000000000322000-memory.dmp
memory/1984-4-0x0000000000550000-0x0000000000562000-memory.dmp
memory/1984-5-0x0000000005320000-0x00000000053A2000-memory.dmp
memory/1984-23-0x00000000746C0000-0x0000000074DAE000-memory.dmp
memory/2364-15-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2364-13-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2364-18-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2364-16-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2364-14-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2364-31-0x00000000735D0000-0x0000000073CBE000-memory.dmp
memory/2364-21-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2364-17-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp
memory/2364-24-0x0000000000400000-0x0000000000440000-memory.dmp
memory/2364-30-0x0000000004E70000-0x0000000004EB0000-memory.dmp
memory/2364-28-0x00000000735D0000-0x0000000073CBE000-memory.dmp
memory/2880-27-0x0000000002610000-0x0000000002650000-memory.dmp
memory/2880-26-0x0000000002610000-0x0000000002650000-memory.dmp
memory/2880-29-0x000000006ED30000-0x000000006F2DB000-memory.dmp
memory/2880-25-0x000000006ED30000-0x000000006F2DB000-memory.dmp
memory/2880-19-0x000000006ED30000-0x000000006F2DB000-memory.dmp