Analysis
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max time kernel
120s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2022 14:39
Static task
static1
Behavioral task
behavioral1
Sample
DHL_AWB 2870565795/DHL_AWB 2870565795.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
DHL_AWB 2870565795/DHL_AWB 2870565795.exe
Resource
win10v2004-20220812-en
General
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Target
DHL_AWB 2870565795/DHL_AWB 2870565795.exe
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Size
478KB
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MD5
58f6a878d2834fe4ef2748a6ff34da71
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SHA1
cd446f562bdb956a358c5230bc9b255356a5565e
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SHA256
d2bd7d282670277d1f8f2f569ef18f889a634c11909d9f157d66837a66618717
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SHA512
206fd2c9f0ba720e68951a329dd6a1760a474cf5313b05ff355dda9fec49f66f5c02c5ddf469a9f091926890a0345bb43de183e8990a7b47db45d5fe40e3a0b0
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SSDEEP
12288:hznTdXs1M6tMy8JRwcM3ykuVu9p8KnZKzz+FWgxh0:9heMGMyCRwcGyz08KZKSW2
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot5705602282:AAFcwBeX9coGMKJeokPZOq06CS7N1H2rCJI/
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
Processes:
DHL_AWB 2870565795.exedescription ioc process Key opened \REGISTRY\MACHINE\SOFTWARE\Oracle\VirtualBox Guest Additions DHL_AWB 2870565795.exe -
Looks for VMWare Tools registry key 2 TTPs 1 IoCs
Processes:
DHL_AWB 2870565795.exedescription ioc process Key opened \REGISTRY\MACHINE\SOFTWARE\VMware, Inc.\VMware Tools DHL_AWB 2870565795.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
DHL_AWB 2870565795.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion DHL_AWB 2870565795.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion DHL_AWB 2870565795.exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
InstallUtil.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe Key opened \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
InstallUtil.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Temp% = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Temp%\\Temp%.exe" InstallUtil.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.
Processes:
flow ioc 25 api.ipify.org 26 api.ipify.org -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
DHL_AWB 2870565795.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum DHL_AWB 2870565795.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 DHL_AWB 2870565795.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
DHL_AWB 2870565795.exedescription pid process target process PID 4972 set thread context of 812 4972 DHL_AWB 2870565795.exe InstallUtil.exe -
Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
DHL_AWB 2870565795.exeInstallUtil.exepid process 4972 DHL_AWB 2870565795.exe 4972 DHL_AWB 2870565795.exe 812 InstallUtil.exe 812 InstallUtil.exe 812 InstallUtil.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
DHL_AWB 2870565795.exeInstallUtil.exedescription pid process Token: SeDebugPrivilege 4972 DHL_AWB 2870565795.exe Token: SeDebugPrivilege 812 InstallUtil.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
InstallUtil.exepid process 812 InstallUtil.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
DHL_AWB 2870565795.exedescription pid process target process PID 4972 wrote to memory of 4368 4972 DHL_AWB 2870565795.exe InstallUtil.exe PID 4972 wrote to memory of 4368 4972 DHL_AWB 2870565795.exe InstallUtil.exe PID 4972 wrote to memory of 4368 4972 DHL_AWB 2870565795.exe InstallUtil.exe PID 4972 wrote to memory of 812 4972 DHL_AWB 2870565795.exe InstallUtil.exe PID 4972 wrote to memory of 812 4972 DHL_AWB 2870565795.exe InstallUtil.exe PID 4972 wrote to memory of 812 4972 DHL_AWB 2870565795.exe InstallUtil.exe PID 4972 wrote to memory of 812 4972 DHL_AWB 2870565795.exe InstallUtil.exe PID 4972 wrote to memory of 812 4972 DHL_AWB 2870565795.exe InstallUtil.exe PID 4972 wrote to memory of 812 4972 DHL_AWB 2870565795.exe InstallUtil.exe PID 4972 wrote to memory of 812 4972 DHL_AWB 2870565795.exe InstallUtil.exe PID 4972 wrote to memory of 812 4972 DHL_AWB 2870565795.exe InstallUtil.exe -
outlook_office_path 1 IoCs
Processes:
InstallUtil.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe -
outlook_win_path 1 IoCs
Processes:
InstallUtil.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 InstallUtil.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\DHL_AWB 2870565795\DHL_AWB 2870565795.exe"C:\Users\Admin\AppData\Local\Temp\DHL_AWB 2870565795\DHL_AWB 2870565795.exe"1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4972 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"2⤵PID:4368
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:812