Analysis
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max time kernel
120s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
20-01-2025 11:39
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
779KB
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MD5
8f07580bc25a796a5f0b9100d349d0c2
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SHA1
c7c39ff2db999f09d1aaca3bc0f29039d97de49b
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SHA256
e16ed69e1d337d88539ff98cda8d36aabc495db375d68e4f9b86a1843ad8c679
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SHA512
e0fd2a6273da3aecd7a864a6a33814b9ac8be1721c335ffb3a60c2f0641049573cab3674ee5ec03afaf83ce8997dd2c2cfbb583e6f71fc6357f6cc04ef811ad8
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SSDEEP
12288:y5u6WhRSUunBczihl0qeCMzWX6xGoisoXH0stjWwOJ3jB/zs+Pnki3MQQdtGOqw:r6NnBCal2C/XWhzMVGx4+/b3NO
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 3424 powershell.exe 4984 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation shipment.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\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 21 api.ipify.org 22 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2488 set thread context of 3652 2488 shipment.exe 95 -
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 shipment.exe 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 -
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 4048 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 2488 shipment.exe 2488 shipment.exe 3424 powershell.exe 4984 powershell.exe 3652 RegSvcs.exe 3652 RegSvcs.exe 3424 powershell.exe 4984 powershell.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2488 shipment.exe Token: SeDebugPrivilege 3424 powershell.exe Token: SeDebugPrivilege 4984 powershell.exe Token: SeDebugPrivilege 3652 RegSvcs.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3652 RegSvcs.exe -
Suspicious use of WriteProcessMemory 17 IoCs
description pid Process procid_target PID 2488 wrote to memory of 3424 2488 shipment.exe 89 PID 2488 wrote to memory of 3424 2488 shipment.exe 89 PID 2488 wrote to memory of 3424 2488 shipment.exe 89 PID 2488 wrote to memory of 4984 2488 shipment.exe 91 PID 2488 wrote to memory of 4984 2488 shipment.exe 91 PID 2488 wrote to memory of 4984 2488 shipment.exe 91 PID 2488 wrote to memory of 4048 2488 shipment.exe 93 PID 2488 wrote to memory of 4048 2488 shipment.exe 93 PID 2488 wrote to memory of 4048 2488 shipment.exe 93 PID 2488 wrote to memory of 3652 2488 shipment.exe 95 PID 2488 wrote to memory of 3652 2488 shipment.exe 95 PID 2488 wrote to memory of 3652 2488 shipment.exe 95 PID 2488 wrote to memory of 3652 2488 shipment.exe 95 PID 2488 wrote to memory of 3652 2488 shipment.exe 95 PID 2488 wrote to memory of 3652 2488 shipment.exe 95 PID 2488 wrote to memory of 3652 2488 shipment.exe 95 PID 2488 wrote to memory of 3652 2488 shipment.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\shipment.exe"C:\Users\Admin\AppData\Local\Temp\shipment.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2488 -
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:3424
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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\NWbErA.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4984
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NWbErA" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFA0F.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4048
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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:3652
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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
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Downloads
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Filesize
2KB
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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Filesize
18KB
MD52ec9aaf8e1f6e6fa0909f7f5703878a4
SHA120d6df4f8e56402751a340dc56736900f184a944
SHA256238f0c57dd4fdebe8e44d6c411afa4eafc7432263b3c6bd3ee5475dd27755cb5
SHA5121a9a40aa5493e754cce314e52be2fd2e1196e3984decdc19aa330a7d540c0e9f07ae397be3728b48d57230874e39d53dbfb6e75453d038316fefadde79b02756
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5f357d4b249e7bdbb37b0ac41c887b6d6
SHA104795c15007f490d9841cdfb9eaac7f935c7d4f2
SHA2568f2a73790cf2618eebfeef610c468cfaa775b9e6c87aca994c4a589420238bba
SHA512571f7716868cfd557e2b6faceca161de91a179c99dcf293548a3bdc0a00aca5cf17d36f2f54f578819e8e8285c6c812582107125c5df56a128e331ba3faabd19