Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240611-en - resource tags
- submitted
15/06/2024, 00:33
General
- Target DEBIT NOTE - CTY TNHH DA JIFENG (14-06-2024).exe
- Size 875KB
- Sample240615-av7fhswerr
- SHA256 200b4bbd25657a3c94e568e04b9b6417d4640a7f0748de8ec9fde721810c7bd4
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.clslk.com
-
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\DEBIT NOTE - CTY TNHH DA JIFENG (14-06-2024).exe"C:\Users\Admin\AppData\Local\Temp\DEBIT NOTE - CTY TNHH DA JIFENG (14-06-2024).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\DEBIT NOTE - CTY TNHH DA JIFENG (14-06-2024).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\tmp6542.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
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Downloads
powershell.exe.log
StartupProfileData-NonInteractive
__PSScriptPolicyTest_ijqerjh1.vcy.ps1
tmp6542.tmp
memory/2956-31-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/2956-76-0x0000000007D60000-0x0000000007DF6000-memory.dmp
memory/2956-54-0x0000000070F10000-0x0000000070F5C000-memory.dmp
memory/2956-73-0x0000000008120000-0x000000000879A000-memory.dmp
memory/2956-74-0x0000000007AE0000-0x0000000007AFA000-memory.dmp
memory/2956-77-0x0000000007CE0000-0x0000000007CF1000-memory.dmp
memory/2956-88-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/2956-50-0x0000000007970000-0x00000000079A2000-memory.dmp
memory/2956-21-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/2956-79-0x0000000007D10000-0x0000000007D1E000-memory.dmp
memory/2956-82-0x0000000007E00000-0x0000000007E08000-memory.dmp
memory/2956-19-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/2956-81-0x0000000007E20000-0x0000000007E3A000-memory.dmp
memory/2956-80-0x0000000007D20000-0x0000000007D34000-memory.dmp
memory/3540-3-0x00000000051A0000-0x0000000005232000-memory.dmp
memory/3540-4-0x0000000005280000-0x000000000528A000-memory.dmp
memory/3540-2-0x0000000005820000-0x0000000005DC4000-memory.dmp
memory/3540-0-0x000000007484E000-0x000000007484F000-memory.dmp
memory/3540-9-0x00000000067D0000-0x0000000006852000-memory.dmp
memory/3540-5-0x0000000005480000-0x000000000551C000-memory.dmp
memory/3540-1-0x0000000000730000-0x0000000000810000-memory.dmp
memory/3540-47-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/3540-8-0x00000000057E0000-0x00000000057F0000-memory.dmp
memory/3540-7-0x00000000055B0000-0x00000000055CA000-memory.dmp
memory/3540-6-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/4480-17-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/4480-22-0x0000000005AB0000-0x0000000005B16000-memory.dmp
memory/4480-51-0x0000000070F10000-0x0000000070F5C000-memory.dmp
memory/4480-72-0x0000000007280000-0x0000000007323000-memory.dmp
memory/4480-49-0x0000000006720000-0x000000000676C000-memory.dmp
memory/4480-48-0x00000000061C0000-0x00000000061DE000-memory.dmp
memory/4480-75-0x0000000007570000-0x000000000757A000-memory.dmp
memory/4480-89-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/4480-30-0x0000000005BA0000-0x0000000005EF4000-memory.dmp
memory/4480-62-0x00000000067B0000-0x00000000067CE000-memory.dmp
memory/4480-23-0x0000000005B20000-0x0000000005B86000-memory.dmp
memory/4480-20-0x00000000052E0000-0x0000000005302000-memory.dmp
memory/4480-18-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/4480-15-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/4480-16-0x0000000005410000-0x0000000005A38000-memory.dmp
memory/4480-14-0x00000000028B0000-0x00000000028E6000-memory.dmp
memory/4816-36-0x0000000000400000-0x0000000000442000-memory.dmp
memory/4816-90-0x0000000005990000-0x00000000059E0000-memory.dmp