Analysis
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max time kernel
117s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20231020-en -
resource tags
arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system -
submitted
14-12-2023 07:24
Static task
static1
Behavioral task
behavioral1
Sample
hesaphareketi-01.pdf.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
hesaphareketi-01.pdf.exe
Resource
win10v2004-20231127-en
General
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Target
hesaphareketi-01.pdf.exe
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Size
560KB
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MD5
7e6398a6a7a38bf23efc22f9b18a420e
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SHA1
f61c84ae72b2c11fb845f104f79261c833aa5a73
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SHA256
750c597899063c79f01f196299eac7768daad827e0164f30c904000629474226
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SHA512
a05cb27edc472dd9774f1936306fe46b5b581461601009a4c4fcf158ba2041937605c64d8178b847f81e655011b9d6c8cc18ef9f6d7d9ebbef1e94a07b185ca4
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SSDEEP
12288:HVj3hLQvfdxOo7gpXtreF725DJXnyEmrzZt3TAZtmgm1+Y4nRkkb8DBMiG3fwC:2MLXyDz8fQ+XqhBMbr
Malware Config
Extracted
snakekeylogger
Protocol: smtp- Host:
mail.gkas.com.tr - Port:
587 - Username:
[email protected] - Password:
Gkasteknik@2022
Signatures
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Snake Keylogger
Keylogger and Infostealer first seen in November 2020.
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Snake Keylogger payload 6 IoCs
Processes:
resource yara_rule behavioral1/memory/2928-19-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2928-21-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2928-24-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2928-26-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/2928-29-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger behavioral1/memory/1352-32-0x0000000002550000-0x0000000002590000-memory.dmp family_snakekeylogger -
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
Processes:
hesaphareketi-01.pdf.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hesaphareketi-01.pdf.exe Key opened \REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hesaphareketi-01.pdf.exe Key opened \REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hesaphareketi-01.pdf.exe -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 4 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
hesaphareketi-01.pdf.exedescription pid process target process PID 2096 set thread context of 2928 2096 hesaphareketi-01.pdf.exe hesaphareketi-01.pdf.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 17 IoCs
Processes:
hesaphareketi-01.pdf.exehesaphareketi-01.pdf.exepowershell.exepid process 2096 hesaphareketi-01.pdf.exe 2096 hesaphareketi-01.pdf.exe 2096 hesaphareketi-01.pdf.exe 2096 hesaphareketi-01.pdf.exe 2096 hesaphareketi-01.pdf.exe 2096 hesaphareketi-01.pdf.exe 2096 hesaphareketi-01.pdf.exe 2096 hesaphareketi-01.pdf.exe 2096 hesaphareketi-01.pdf.exe 2096 hesaphareketi-01.pdf.exe 2096 hesaphareketi-01.pdf.exe 2096 hesaphareketi-01.pdf.exe 2096 hesaphareketi-01.pdf.exe 2096 hesaphareketi-01.pdf.exe 2928 hesaphareketi-01.pdf.exe 1352 powershell.exe 2928 hesaphareketi-01.pdf.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
hesaphareketi-01.pdf.exehesaphareketi-01.pdf.exepowershell.exedescription pid process Token: SeDebugPrivilege 2096 hesaphareketi-01.pdf.exe Token: SeDebugPrivilege 2928 hesaphareketi-01.pdf.exe Token: SeDebugPrivilege 1352 powershell.exe -
Suspicious use of WriteProcessMemory 33 IoCs
Processes:
hesaphareketi-01.pdf.exedescription pid process target process PID 2096 wrote to memory of 1352 2096 hesaphareketi-01.pdf.exe powershell.exe PID 2096 wrote to memory of 1352 2096 hesaphareketi-01.pdf.exe powershell.exe PID 2096 wrote to memory of 1352 2096 hesaphareketi-01.pdf.exe powershell.exe PID 2096 wrote to memory of 1352 2096 hesaphareketi-01.pdf.exe powershell.exe PID 2096 wrote to memory of 2800 2096 hesaphareketi-01.pdf.exe schtasks.exe PID 2096 wrote to memory of 2800 2096 hesaphareketi-01.pdf.exe schtasks.exe PID 2096 wrote to memory of 2800 2096 hesaphareketi-01.pdf.exe schtasks.exe PID 2096 wrote to memory of 2800 2096 hesaphareketi-01.pdf.exe schtasks.exe PID 2096 wrote to memory of 2740 2096 hesaphareketi-01.pdf.exe hesaphareketi-01.pdf.exe PID 2096 wrote to memory of 2740 2096 hesaphareketi-01.pdf.exe hesaphareketi-01.pdf.exe PID 2096 wrote to memory of 2740 2096 hesaphareketi-01.pdf.exe hesaphareketi-01.pdf.exe PID 2096 wrote to memory of 2740 2096 hesaphareketi-01.pdf.exe hesaphareketi-01.pdf.exe PID 2096 wrote to memory of 2876 2096 hesaphareketi-01.pdf.exe hesaphareketi-01.pdf.exe PID 2096 wrote to memory of 2876 2096 hesaphareketi-01.pdf.exe hesaphareketi-01.pdf.exe PID 2096 wrote to memory of 2876 2096 hesaphareketi-01.pdf.exe hesaphareketi-01.pdf.exe PID 2096 wrote to memory of 2876 2096 hesaphareketi-01.pdf.exe hesaphareketi-01.pdf.exe PID 2096 wrote to memory of 2828 2096 hesaphareketi-01.pdf.exe hesaphareketi-01.pdf.exe PID 2096 wrote to memory of 2828 2096 hesaphareketi-01.pdf.exe hesaphareketi-01.pdf.exe PID 2096 wrote to memory of 2828 2096 hesaphareketi-01.pdf.exe hesaphareketi-01.pdf.exe PID 2096 wrote to memory of 2828 2096 hesaphareketi-01.pdf.exe hesaphareketi-01.pdf.exe PID 2096 wrote to memory of 2912 2096 hesaphareketi-01.pdf.exe hesaphareketi-01.pdf.exe PID 2096 wrote to memory of 2912 2096 hesaphareketi-01.pdf.exe hesaphareketi-01.pdf.exe PID 2096 wrote to memory of 2912 2096 hesaphareketi-01.pdf.exe hesaphareketi-01.pdf.exe PID 2096 wrote to memory of 2912 2096 hesaphareketi-01.pdf.exe hesaphareketi-01.pdf.exe PID 2096 wrote to memory of 2928 2096 hesaphareketi-01.pdf.exe hesaphareketi-01.pdf.exe PID 2096 wrote to memory of 2928 2096 hesaphareketi-01.pdf.exe hesaphareketi-01.pdf.exe PID 2096 wrote to memory of 2928 2096 hesaphareketi-01.pdf.exe hesaphareketi-01.pdf.exe PID 2096 wrote to memory of 2928 2096 hesaphareketi-01.pdf.exe hesaphareketi-01.pdf.exe PID 2096 wrote to memory of 2928 2096 hesaphareketi-01.pdf.exe hesaphareketi-01.pdf.exe PID 2096 wrote to memory of 2928 2096 hesaphareketi-01.pdf.exe hesaphareketi-01.pdf.exe PID 2096 wrote to memory of 2928 2096 hesaphareketi-01.pdf.exe hesaphareketi-01.pdf.exe PID 2096 wrote to memory of 2928 2096 hesaphareketi-01.pdf.exe hesaphareketi-01.pdf.exe PID 2096 wrote to memory of 2928 2096 hesaphareketi-01.pdf.exe hesaphareketi-01.pdf.exe -
outlook_office_path 1 IoCs
Processes:
hesaphareketi-01.pdf.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hesaphareketi-01.pdf.exe -
outlook_win_path 1 IoCs
Processes:
hesaphareketi-01.pdf.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1154728922-3261336865-3456416385-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 hesaphareketi-01.pdf.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.pdf.exe"C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2096 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\oqIDqZpgbaL.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1352 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\oqIDqZpgbaL" /XML "C:\Users\Admin\AppData\Local\Temp\tmp204.tmp"2⤵
- Creates scheduled task(s)
PID:2800 -
C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.pdf.exe"C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.pdf.exe"2⤵PID:2740
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C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.pdf.exe"C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.pdf.exe"2⤵PID:2876
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C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.pdf.exe"C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.pdf.exe"2⤵PID:2828
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C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.pdf.exe"C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.pdf.exe"2⤵PID:2912
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C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.pdf.exe"C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.pdf.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2928
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD539a72bf2abadf90e9301c82f531e9cdd
SHA175f2f21d461780a259c62264782b567cbdfee13e
SHA2567120a055f98dcca39748af32a1c31dda31eb7c5b7153d602878fe518d03b69e1
SHA51218a134a7a1c813fb8004b834e72caea2d9c84e8e4317e373085bbc24f26d8e85cc869aae2ed9bcbd5acad3ff4806ac069dfd61a3041417116c1285f782d0f3c7