Analysis
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max time kernel
65s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
20-11-2024 13:25
Static task
static1
Behavioral task
behavioral1
Sample
f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe
Resource
win10v2004-20241007-en
General
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Target
f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe
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Size
859KB
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MD5
c88254b37fefcdd89d2d0ec33dfbc297
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SHA1
a672d8c0063afa23fa25bea19de286e626dfe133
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SHA256
f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4
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SHA512
9a4472f6d7251d6b187b1382536f03e347937fb18e713ebb0e659b33a3378ea478585379331b889e49058a522c3015b0b46669ce19ca2e1f5bd12a0d2606cf25
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SSDEEP
24576:K1r1Fid2Zjri8yfYDFaHHminnen2kXHeDApmFeLW/OMZE:K1r1Fi+ju4Zafni2kX+DApm6h
Malware Config
Extracted
vipkeylogger
Protocol: smtp- Host:
mail.recsb.com - Port:
587 - Username:
[email protected] - Password:
1=vI*r6^ - 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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Vipkeylogger family
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Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
Processes:
powershell.exepowershell.exepid process 2288 powershell.exe 2208 powershell.exe -
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:
f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe Key opened \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe Key opened \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.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:
f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exedescription pid process target process PID 2488 set thread context of 2800 2488 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe -
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 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exepowershell.exepowershell.exeschtasks.exef29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe -
Scheduled Task/Job: Scheduled Task 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 6 IoCs
Processes:
f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exef29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exepowershell.exepowershell.exepid process 2488 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe 2488 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe 2800 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe 2208 powershell.exe 2288 powershell.exe 2800 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exef29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exepowershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 2488 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe Token: SeDebugPrivilege 2800 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe Token: SeDebugPrivilege 2208 powershell.exe Token: SeDebugPrivilege 2288 powershell.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exedescription pid process target process PID 2488 wrote to memory of 2288 2488 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe powershell.exe PID 2488 wrote to memory of 2288 2488 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe powershell.exe PID 2488 wrote to memory of 2288 2488 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe powershell.exe PID 2488 wrote to memory of 2288 2488 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe powershell.exe PID 2488 wrote to memory of 2208 2488 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe powershell.exe PID 2488 wrote to memory of 2208 2488 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe powershell.exe PID 2488 wrote to memory of 2208 2488 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe powershell.exe PID 2488 wrote to memory of 2208 2488 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe powershell.exe PID 2488 wrote to memory of 2964 2488 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe schtasks.exe PID 2488 wrote to memory of 2964 2488 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe schtasks.exe PID 2488 wrote to memory of 2964 2488 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe schtasks.exe PID 2488 wrote to memory of 2964 2488 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe schtasks.exe PID 2488 wrote to memory of 2800 2488 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe PID 2488 wrote to memory of 2800 2488 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe PID 2488 wrote to memory of 2800 2488 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe PID 2488 wrote to memory of 2800 2488 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe PID 2488 wrote to memory of 2800 2488 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe PID 2488 wrote to memory of 2800 2488 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe PID 2488 wrote to memory of 2800 2488 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe PID 2488 wrote to memory of 2800 2488 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe PID 2488 wrote to memory of 2800 2488 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe -
outlook_office_path 1 IoCs
Processes:
f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe -
outlook_win_path 1 IoCs
Processes:
f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe"C:\Users\Admin\AppData\Local\Temp\f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2488 -
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\f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2288
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\oqRwcWctcQ.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2208
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\oqRwcWctcQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD49E.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2964
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C:\Users\Admin\AppData\Local\Temp\f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.exe"C:\Users\Admin\AppData\Local\Temp\f29760754e3234eeb7db1bb85484de7302639c4efcd387e525e84be5b57f29e4.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:2800
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Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Credential 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
1KB
MD52cc321d55cde18a8e7129dd8c69165b6
SHA19e9113f0fcef32bcbfdc66608445c4aef8761d57
SHA2567b9dfbaaa2c889ae1a0c66546c6f15f36471cb60a5541018b4c7125147375d9a
SHA512d244e7aa7ff7fd8d27e0c9b03db468c6d10827e5665d75b095a23801e34d294e3a6d9cb56a048ef9d85d2ff5993509ee3ebd5fd7b501ccced6ac1864df28f1de
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\38BSXUWKKUYF75BZK88N.temp
Filesize7KB
MD580eeff3035fa071f1dd0a600952aa286
SHA1f73191f179fd3b74492ca662cbeb0916dee61152
SHA256a04c088cbbd3e69364c42cddf009c410587a74a2e273ee03322ad21ffa221b8e
SHA512bd2b28c7aa3ff9c3d1f2db0ce33ab2cfba2a1f722c3d6ca20cc10c7d4ae220d2ea123d6a73482f815728bb991b21676b417a1ccc36ee3d8d9c0be85b4365b839