Analysis
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max time kernel
118s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
25-09-2024 03:07
Static task
static1
Behavioral task
behavioral1
Sample
dekont2024091838847738373.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
dekont2024091838847738373.exe
Resource
win10v2004-20240802-en
General
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Target
dekont2024091838847738373.exe
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Size
891KB
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MD5
eb2e7ee3bebc073a9f5af99471542759
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SHA1
ee317898e36ec70f53fffd29f0d8fff4bb869276
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SHA256
a17f56e4377111d16e5d5387fb493c21625783d3ca52606c4b6d395123c75f54
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SHA512
2262ce340093565fe0b0e9a3a503f8f11ca9741ac608af8ea67f731747df3e5d1281dfa683c2ffdc6bc7eadff20aefd7fc62f759580177bfadfd05be9c4f82a5
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SSDEEP
12288:le0ceZ6Pz30pPXPwqpF1p07yU05CMMqr1ud2hsWPv2wbPGi1e:DcCpP/wqpF1p07305Car17+WPNbei1e
Malware Config
Extracted
Protocol: smtp- Host:
mail.hattusakazdaglari.com.tr - Port:
587 - Username:
[email protected] - Password:
142536Dv+-
Extracted
vipkeylogger
Protocol: smtp- Host:
mail.hattusakazdaglari.com.tr - Port:
587 - Username:
[email protected] - Password:
142536Dv+- - Email To:
[email protected]
Signatures
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VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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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 3 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:
dekont2024091838847738373.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 dekont2024091838847738373.exe Key opened \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 dekont2024091838847738373.exe Key opened \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 dekont2024091838847738373.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 2 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
dekont2024091838847738373.exedescription pid Process procid_target PID 2628 set thread context of 2788 2628 dekont2024091838847738373.exe 33 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
powershell.exedekont2024091838847738373.exedekont2024091838847738373.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dekont2024091838847738373.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dekont2024091838847738373.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
dekont2024091838847738373.exepowershell.exepid Process 2788 dekont2024091838847738373.exe 2696 powershell.exe 2788 dekont2024091838847738373.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
dekont2024091838847738373.exepowershell.exedescription pid Process Token: SeDebugPrivilege 2788 dekont2024091838847738373.exe Token: SeDebugPrivilege 2696 powershell.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
dekont2024091838847738373.exedescription pid Process procid_target PID 2628 wrote to memory of 2696 2628 dekont2024091838847738373.exe 31 PID 2628 wrote to memory of 2696 2628 dekont2024091838847738373.exe 31 PID 2628 wrote to memory of 2696 2628 dekont2024091838847738373.exe 31 PID 2628 wrote to memory of 2696 2628 dekont2024091838847738373.exe 31 PID 2628 wrote to memory of 2788 2628 dekont2024091838847738373.exe 33 PID 2628 wrote to memory of 2788 2628 dekont2024091838847738373.exe 33 PID 2628 wrote to memory of 2788 2628 dekont2024091838847738373.exe 33 PID 2628 wrote to memory of 2788 2628 dekont2024091838847738373.exe 33 PID 2628 wrote to memory of 2788 2628 dekont2024091838847738373.exe 33 PID 2628 wrote to memory of 2788 2628 dekont2024091838847738373.exe 33 PID 2628 wrote to memory of 2788 2628 dekont2024091838847738373.exe 33 PID 2628 wrote to memory of 2788 2628 dekont2024091838847738373.exe 33 PID 2628 wrote to memory of 2788 2628 dekont2024091838847738373.exe 33 -
outlook_office_path 1 IoCs
Processes:
dekont2024091838847738373.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 dekont2024091838847738373.exe -
outlook_win_path 1 IoCs
Processes:
dekont2024091838847738373.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 dekont2024091838847738373.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\dekont2024091838847738373.exe"C:\Users\Admin\AppData\Local\Temp\dekont2024091838847738373.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2628 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\dekont2024091838847738373.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2696
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C:\Users\Admin\AppData\Local\Temp\dekont2024091838847738373.exe"C:\Users\Admin\AppData\Local\Temp\dekont2024091838847738373.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:2788
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Network
MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b