Analysis
- max time kernel
147s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
16/06/2024, 09:28
General
- Target 200b4bbd25657a3c94e568e04b9b6417d4640a7f0748de8ec9fde721810c7bd4.exe
- Size 875KB
- Sample240616-lfe89ssbkn
- SHA256 200b4bbd25657a3c94e568e04b9b6417d4640a7f0748de8ec9fde721810c7bd4
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.clslk.com
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Port
587
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Username
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Password
NUZRATHinam1978
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Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- 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 6 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\200b4bbd25657a3c94e568e04b9b6417d4640a7f0748de8ec9fde721810c7bd4.exe"C:\Users\Admin\AppData\Local\Temp\200b4bbd25657a3c94e568e04b9b6417d4640a7f0748de8ec9fde721810c7bd4.exe"1⤵
- Checks computer location settings
- 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\Local\Temp\200b4bbd25657a3c94e568e04b9b6417d4640a7f0748de8ec9fde721810c7bd4.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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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\JfQUIuVEjua.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JfQUIuVEjua" /XML "C:\Users\Admin\AppData\Local\Temp\tmp77D0.tmp"2⤵
- Creates scheduled task(s)
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
powershell.exe.log
StartupProfileData-NonInteractive
__PSScriptPolicyTest_5nkywcg3.hvd.ps1
tmp77D0.tmp
memory/1404-6-0x0000000004FC0000-0x000000000505C000-memory.dmp
memory/1404-5-0x0000000074650000-0x0000000074E00000-memory.dmp
memory/1404-4-0x0000000004CC0000-0x0000000004CCA000-memory.dmp
memory/1404-7-0x00000000063F0000-0x000000000640A000-memory.dmp
memory/1404-8-0x0000000004FA0000-0x0000000004FB0000-memory.dmp
memory/1404-9-0x0000000006490000-0x0000000006512000-memory.dmp
memory/1404-3-0x0000000004D20000-0x0000000004DB2000-memory.dmp
memory/1404-2-0x00000000052D0000-0x0000000005874000-memory.dmp
memory/1404-0-0x000000007465E000-0x000000007465F000-memory.dmp
memory/1404-47-0x0000000074650000-0x0000000074E00000-memory.dmp
memory/1404-1-0x00000000001F0000-0x00000000002D0000-memory.dmp
memory/3460-74-0x00000000076E0000-0x00000000076FA000-memory.dmp
memory/3460-48-0x00000000063C0000-0x00000000063DE000-memory.dmp
memory/3460-21-0x0000000074650000-0x0000000074E00000-memory.dmp
memory/3460-20-0x0000000005D30000-0x0000000005D96000-memory.dmp
memory/3460-18-0x0000000005B20000-0x0000000005B42000-memory.dmp
memory/3460-14-0x0000000004DF0000-0x0000000004E26000-memory.dmp
memory/3460-28-0x0000000005DA0000-0x00000000060F4000-memory.dmp
memory/3460-15-0x00000000054C0000-0x0000000005AE8000-memory.dmp
memory/3460-88-0x0000000074650000-0x0000000074E00000-memory.dmp
memory/3460-81-0x0000000007A00000-0x0000000007A08000-memory.dmp
memory/3460-17-0x0000000074650000-0x0000000074E00000-memory.dmp
memory/3460-19-0x0000000005CC0000-0x0000000005D26000-memory.dmp
memory/3460-49-0x0000000006450000-0x000000000649C000-memory.dmp
memory/3460-51-0x0000000070E00000-0x0000000070E4C000-memory.dmp
memory/3460-50-0x0000000007580000-0x00000000075B2000-memory.dmp
memory/3460-80-0x0000000007A20000-0x0000000007A3A000-memory.dmp
memory/3460-61-0x0000000007540000-0x000000000755E000-memory.dmp
memory/3460-79-0x0000000007920000-0x0000000007934000-memory.dmp
memory/3460-16-0x0000000074650000-0x0000000074E00000-memory.dmp
memory/3460-73-0x0000000007D20000-0x000000000839A000-memory.dmp
memory/3460-75-0x0000000007750000-0x000000000775A000-memory.dmp
memory/3564-77-0x00000000072E0000-0x00000000072F1000-memory.dmp
memory/3564-76-0x0000000007360000-0x00000000073F6000-memory.dmp
memory/3564-72-0x0000000006FB0000-0x0000000007053000-memory.dmp
memory/3564-78-0x0000000007310000-0x000000000731E000-memory.dmp
memory/3564-62-0x0000000070E00000-0x0000000070E4C000-memory.dmp
memory/3564-45-0x0000000074650000-0x0000000074E00000-memory.dmp
memory/3564-87-0x0000000074650000-0x0000000074E00000-memory.dmp
memory/3564-43-0x0000000074650000-0x0000000074E00000-memory.dmp
memory/3564-33-0x0000000074650000-0x0000000074E00000-memory.dmp
memory/4684-44-0x0000000000400000-0x0000000000442000-memory.dmp
memory/4684-90-0x00000000062C0000-0x0000000006310000-memory.dmp