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Analysis
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max time kernel
28s -
max time network
32s -
platform
windows7_x64 -
resource
win7-20230703-en -
resource tags
arch:x64arch:x86image:win7-20230703-enlocale:en-usos:windows7-x64system -
submitted
12/07/2023, 06:49
Static task
static1
Behavioral task
behavioral1
Sample
Hesap Hareketleri 11-07-2023pdf.exe
Resource
win7-20230703-en
Behavioral task
behavioral2
Sample
Hesap Hareketleri 11-07-2023pdf.exe
Resource
win10v2004-20230703-en
General
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Target
Hesap Hareketleri 11-07-2023pdf.exe
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Size
791KB
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MD5
22035670a6f0e1f2cad7bf0662a1b5da
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SHA1
9bd5756fe2dc423d657b2b62e9b0890b52bf92f6
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SHA256
99f63c91997f38c8ae3816303a4849277863aa91f5e0b268d9989ad877e83deb
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SHA512
b9737f8d7a3775a0f3f9a78d24fda787b956c56419cc8183f4d6a20ca3cc91672ca9fbc378499b82a34a7d6359b1252653f448eea465e0a93fae44e02cf6808a
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SSDEEP
24576:23mDSXlAL7wFRmC6181evMaIO05k2xIKq9yQ:emDS6L7ARmPvf05k2vKyQ
Malware Config
Extracted
agenttesla
https://discord.com/api/webhooks/1084897738958843984/yxXVxIViPDg7kf5HGR2i3KMIuvrSkqOXhOz45xzzJkay0UJIs_GVQuDipvA_avU7p9vG
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1305762978-1813183296-1799492538-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Caspol.exe Key opened \REGISTRY\USER\S-1-5-21-1305762978-1813183296-1799492538-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Caspol.exe Key opened \REGISTRY\USER\S-1-5-21-1305762978-1813183296-1799492538-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Caspol.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 3 api.ipify.org 4 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2320 set thread context of 2412 2320 Hesap Hareketleri 11-07-2023pdf.exe 28 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2412 Caspol.exe 2412 Caspol.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2320 Hesap Hareketleri 11-07-2023pdf.exe Token: SeDebugPrivilege 2412 Caspol.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2412 Caspol.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2320 wrote to memory of 2412 2320 Hesap Hareketleri 11-07-2023pdf.exe 28 PID 2320 wrote to memory of 2412 2320 Hesap Hareketleri 11-07-2023pdf.exe 28 PID 2320 wrote to memory of 2412 2320 Hesap Hareketleri 11-07-2023pdf.exe 28 PID 2320 wrote to memory of 2412 2320 Hesap Hareketleri 11-07-2023pdf.exe 28 PID 2320 wrote to memory of 2412 2320 Hesap Hareketleri 11-07-2023pdf.exe 28 PID 2320 wrote to memory of 2412 2320 Hesap Hareketleri 11-07-2023pdf.exe 28 PID 2320 wrote to memory of 2412 2320 Hesap Hareketleri 11-07-2023pdf.exe 28 PID 2320 wrote to memory of 2412 2320 Hesap Hareketleri 11-07-2023pdf.exe 28 PID 2320 wrote to memory of 2412 2320 Hesap Hareketleri 11-07-2023pdf.exe 28 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1305762978-1813183296-1799492538-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Caspol.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1305762978-1813183296-1799492538-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 Caspol.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Hesap Hareketleri 11-07-2023pdf.exe"C:\Users\Admin\AppData\Local\Temp\Hesap Hareketleri 11-07-2023pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2320 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:2412
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