Analysis
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max time kernel
60s -
max time network
116s -
platform
windows7_x64 -
resource
win7-20230220-en -
resource tags
arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system -
submitted
24-03-2023 01:45
Static task
static1
Behavioral task
behavioral1
Sample
8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe
Resource
win10v2004-20230220-en
General
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Target
8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe
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Size
780KB
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MD5
867f3356aa9b610025c903e669695dfa
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SHA1
82358cfdaad5a6b7ddb161f8092cf9064f72a002
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SHA256
8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9
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SHA512
e36236778395f352de7ff721b7f6eaa994c6169cea95a664c1c6dcbdfdfd92d4af3d5cde152abcc0d38f037c9859f992f27bd774c59c80280d7306b48591f014
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SSDEEP
12288:iqTQOM8aRnyOIh+KciczIcc/STI0mI0zfBe66+47o7Oh+8GFWu:59JafCczjc6j0z8zdcZ
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.ungaplc.com - Port:
587 - Username:
[email protected] - Password:
Maco@2022@ - 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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Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe Key opened \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe Key opened \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Windows\CurrentVersion\Run\TKQShz = "C:\\Users\\Admin\\AppData\\Roaming\\TKQShz\\TKQShz.exe" 8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.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 1960 set thread context of 1792 1960 8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe 28 -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 1960 8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1960 8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe Token: SeDebugPrivilege 1792 8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1792 8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe -
Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 1960 wrote to memory of 840 1960 8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe 27 PID 1960 wrote to memory of 840 1960 8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe 27 PID 1960 wrote to memory of 840 1960 8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe 27 PID 1960 wrote to memory of 840 1960 8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe 27 PID 1960 wrote to memory of 1792 1960 8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe 28 PID 1960 wrote to memory of 1792 1960 8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe 28 PID 1960 wrote to memory of 1792 1960 8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe 28 PID 1960 wrote to memory of 1792 1960 8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe 28 PID 1960 wrote to memory of 1792 1960 8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe 28 PID 1960 wrote to memory of 1792 1960 8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe 28 PID 1960 wrote to memory of 1792 1960 8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe 28 PID 1960 wrote to memory of 1792 1960 8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe 28 PID 1960 wrote to memory of 1792 1960 8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe 28 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1563773381-2037468142-1146002597-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe"C:\Users\Admin\AppData\Local\Temp\8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1960 -
C:\Users\Admin\AppData\Local\Temp\8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe"C:\Users\Admin\AppData\Local\Temp\8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe"2⤵PID:840
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C:\Users\Admin\AppData\Local\Temp\8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe"C:\Users\Admin\AppData\Local\Temp\8ab437ed1b348f24d6a58965cdc27a3e23cfc82fef4456bd3623f739abf196a9.exe"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:1792
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