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Analysis
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max time kernel
121s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
29/01/2025, 01:32
Static task
static1
Behavioral task
behavioral1
Sample
shipment.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
shipment.exe
Resource
win10v2004-20241007-en
General
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Target
shipment.exe
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Size
787KB
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MD5
a77ebe651aa08b5206633842ab1a9473
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SHA1
518f1130f774933d95fe61b23b6c3eed09c957b0
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SHA256
9e82ec399abc5ffd0495d493480f8edd2281d43e9de2731afda2eced962cbd9c
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SHA512
57a24c52f2bc06b4d41c8a493e2c1cf056e3360dfbb7ffef0d6bd43432e5acd1811bb9a3485e1389c6f5210431d829f99e0d00d4b738e1f36ceaa7aec378a844
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SSDEEP
12288:JdY00jKk0lqXNufZD35CfxqV+E9956oAF2TZE0:JddbDlqXaZD40+weMTT
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.starmech.net - Port:
587 - Username:
[email protected] - Password:
nics123 - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Agenttesla family
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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.
pid Process 1172 powershell.exe 2828 powershell.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\BjTxJte = "C:\\Users\\Admin\\AppData\\Roaming\\BjTxJte\\BjTxJte.exe" RegSvcs.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 4 api.ipify.org 5 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2380 set thread context of 2784 2380 shipment.exe 37 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RegSvcs.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language shipment.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2836 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 2380 shipment.exe 1172 powershell.exe 2828 powershell.exe 2380 shipment.exe 2380 shipment.exe 2380 shipment.exe 2784 RegSvcs.exe 2784 RegSvcs.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2380 shipment.exe Token: SeDebugPrivilege 1172 powershell.exe Token: SeDebugPrivilege 2828 powershell.exe Token: SeDebugPrivilege 2784 RegSvcs.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2784 RegSvcs.exe -
Suspicious use of WriteProcessMemory 31 IoCs
description pid Process procid_target PID 2380 wrote to memory of 1172 2380 shipment.exe 30 PID 2380 wrote to memory of 1172 2380 shipment.exe 30 PID 2380 wrote to memory of 1172 2380 shipment.exe 30 PID 2380 wrote to memory of 1172 2380 shipment.exe 30 PID 2380 wrote to memory of 2828 2380 shipment.exe 32 PID 2380 wrote to memory of 2828 2380 shipment.exe 32 PID 2380 wrote to memory of 2828 2380 shipment.exe 32 PID 2380 wrote to memory of 2828 2380 shipment.exe 32 PID 2380 wrote to memory of 2836 2380 shipment.exe 34 PID 2380 wrote to memory of 2836 2380 shipment.exe 34 PID 2380 wrote to memory of 2836 2380 shipment.exe 34 PID 2380 wrote to memory of 2836 2380 shipment.exe 34 PID 2380 wrote to memory of 2752 2380 shipment.exe 36 PID 2380 wrote to memory of 2752 2380 shipment.exe 36 PID 2380 wrote to memory of 2752 2380 shipment.exe 36 PID 2380 wrote to memory of 2752 2380 shipment.exe 36 PID 2380 wrote to memory of 2752 2380 shipment.exe 36 PID 2380 wrote to memory of 2752 2380 shipment.exe 36 PID 2380 wrote to memory of 2752 2380 shipment.exe 36 PID 2380 wrote to memory of 2784 2380 shipment.exe 37 PID 2380 wrote to memory of 2784 2380 shipment.exe 37 PID 2380 wrote to memory of 2784 2380 shipment.exe 37 PID 2380 wrote to memory of 2784 2380 shipment.exe 37 PID 2380 wrote to memory of 2784 2380 shipment.exe 37 PID 2380 wrote to memory of 2784 2380 shipment.exe 37 PID 2380 wrote to memory of 2784 2380 shipment.exe 37 PID 2380 wrote to memory of 2784 2380 shipment.exe 37 PID 2380 wrote to memory of 2784 2380 shipment.exe 37 PID 2380 wrote to memory of 2784 2380 shipment.exe 37 PID 2380 wrote to memory of 2784 2380 shipment.exe 37 PID 2380 wrote to memory of 2784 2380 shipment.exe 37
Processes
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C:\Users\Admin\AppData\Local\Temp\shipment.exe"C:\Users\Admin\AppData\Local\Temp\shipment.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2380 -
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\shipment.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1172
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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\yVgoTT.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2828
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\yVgoTT" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4BDF.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2836
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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⤵PID:2752
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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
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2784
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Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1KB
MD5c993c0bc841d5bc79342a2f04b591742
SHA188c2af01adef6ba2fa14657a483f38cfd77f1d72
SHA2560d55bc436d83c7c42a68645f1f3f4f63fca9dcff5a5349f8dfa15ceffe89c95e
SHA5123c2fa82e53686af4308298f16311fd0463944b966b688a46880b3871cdad1cef93ad962a93dab29f81ac2a9ef1235d5b7aab131ef12f25dc37d8f6c6774aa4cb
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize7KB
MD55471df7be3e5dce960a7d1fee099d476
SHA145d91adcb76606e13e4af2e87afa265490e50d0c
SHA256364763acf3ef6219c26144b49e5ffa5e42aaf4eadcd2adc67c3ed1a5767f0f51
SHA5121bf8b84ca8ec84dc8d65a7397a74d11676de9daca9b2d56de8a51af10fe8b4e03efcb4b889f61d9e6e13990fe3d15b66521a5c70768234eadda5e95db09cf289