Analysis
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max time kernel
143s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
21/09/2023, 13:52
Static task
static1
Behavioral task
behavioral1
Sample
hesaphareketi-01.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
hesaphareketi-01.exe
Resource
win10v2004-20230915-en
General
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Target
hesaphareketi-01.exe
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Size
352KB
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MD5
136fcb0e5f1f8f01355c76f82f521042
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SHA1
1780d6eae94e6aa09caf83160baf9b6100a3bae5
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SHA256
c5ab3a2b0cdee04b6cfd385a634573b3da5857d308b1ad5d107fe913cfe9e97c
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SHA512
82831d07b00018e16aa5e4f2f3cb0afc8d8c3cb265bfeb81fd0a6f06bd33a895b73b71c723fff733bf79b8d56be6584f745fb84d838bc1ae074ba8109838750c
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SSDEEP
6144:GiRg5C/D8frFV5b9mCIcbDqAxuuiqohdrZlhV8zmVIQU4P6AEpiCUBRWalN:GiRHb8xX9bIf+TBobrZKzmVIQUo6AEpa
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 1 IoCs
resource yara_rule behavioral2/memory/2376-1-0x0000000000400000-0x0000000000424000-memory.dmp family_snakekeylogger -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AddInProcess32.exe Key opened \REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AddInProcess32.exe Key opened \REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AddInProcess32.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.
flow ioc 25 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3868 set thread context of 2376 3868 hesaphareketi-01.exe 88 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2376 AddInProcess32.exe 2376 AddInProcess32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2376 AddInProcess32.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 3868 wrote to memory of 4240 3868 hesaphareketi-01.exe 87 PID 3868 wrote to memory of 4240 3868 hesaphareketi-01.exe 87 PID 3868 wrote to memory of 4240 3868 hesaphareketi-01.exe 87 PID 3868 wrote to memory of 4240 3868 hesaphareketi-01.exe 87 PID 3868 wrote to memory of 2376 3868 hesaphareketi-01.exe 88 PID 3868 wrote to memory of 2376 3868 hesaphareketi-01.exe 88 PID 3868 wrote to memory of 2376 3868 hesaphareketi-01.exe 88 PID 3868 wrote to memory of 2376 3868 hesaphareketi-01.exe 88 PID 3868 wrote to memory of 2376 3868 hesaphareketi-01.exe 88 PID 3868 wrote to memory of 2376 3868 hesaphareketi-01.exe 88 PID 3868 wrote to memory of 2376 3868 hesaphareketi-01.exe 88 PID 3868 wrote to memory of 2376 3868 hesaphareketi-01.exe 88 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AddInProcess32.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 AddInProcess32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe"C:\Users\Admin\AppData\Local\Temp\hesaphareketi-01.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3868 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"2⤵PID:4240
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2376
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