Analysis
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max time kernel
117s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
07-11-2024 21:19
Static task
static1
Behavioral task
behavioral1
Sample
2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe
Resource
win10v2004-20241007-en
General
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Target
2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe
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Size
721KB
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MD5
676e09400b07f151e4e402284e88b8c0
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SHA1
f5ac11d146a72e002ff5bdc1627750d6742b1f22
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SHA256
2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1
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SHA512
6b754b38f27f092068e5847605dead0f0347decf92043dfba6f73a77f786e5040204cb9d7f20197eeed7737ddaf015d93d543861d5d2504a986e5389907570ff
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SSDEEP
12288:E1xZ5n0179tQbEeX/zYM28x7JsAzZTgkjb+UQf6KdSM2g7ocst3BlVU7doThdUD2:jt0//P2A7KAx+dT2g7ohRl6poThu5a4e
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 2400 powershell.exe 2608 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:
2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe Key opened \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe Key opened \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.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:
2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exedescription pid Process procid_target PID 2224 set thread context of 3000 2224 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe 36 -
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:
2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exepowershell.exepowershell.exeschtasks.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.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 -
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:
2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exepowershell.exepowershell.exepid Process 2224 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe 2224 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe 3000 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe 2400 powershell.exe 2608 powershell.exe 3000 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exepowershell.exepowershell.exedescription pid Process Token: SeDebugPrivilege 2224 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe Token: SeDebugPrivilege 3000 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe Token: SeDebugPrivilege 2400 powershell.exe Token: SeDebugPrivilege 2608 powershell.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exedescription pid Process procid_target PID 2224 wrote to memory of 2400 2224 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe 30 PID 2224 wrote to memory of 2400 2224 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe 30 PID 2224 wrote to memory of 2400 2224 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe 30 PID 2224 wrote to memory of 2400 2224 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe 30 PID 2224 wrote to memory of 2608 2224 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe 32 PID 2224 wrote to memory of 2608 2224 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe 32 PID 2224 wrote to memory of 2608 2224 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe 32 PID 2224 wrote to memory of 2608 2224 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe 32 PID 2224 wrote to memory of 2860 2224 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe 33 PID 2224 wrote to memory of 2860 2224 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe 33 PID 2224 wrote to memory of 2860 2224 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe 33 PID 2224 wrote to memory of 2860 2224 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe 33 PID 2224 wrote to memory of 3000 2224 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe 36 PID 2224 wrote to memory of 3000 2224 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe 36 PID 2224 wrote to memory of 3000 2224 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe 36 PID 2224 wrote to memory of 3000 2224 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe 36 PID 2224 wrote to memory of 3000 2224 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe 36 PID 2224 wrote to memory of 3000 2224 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe 36 PID 2224 wrote to memory of 3000 2224 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe 36 PID 2224 wrote to memory of 3000 2224 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe 36 PID 2224 wrote to memory of 3000 2224 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe 36 -
outlook_office_path 1 IoCs
Processes:
2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe -
outlook_win_path 1 IoCs
Processes:
2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe"C:\Users\Admin\AppData\Local\Temp\2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2224 -
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\2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2400
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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\EtFGdzr.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2608
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\EtFGdzr" /XML "C:\Users\Admin\AppData\Local\Temp\tmp3469.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2860
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C:\Users\Admin\AppData\Local\Temp\2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.exe"C:\Users\Admin\AppData\Local\Temp\2e73158c86afa9fa475bf17a90da26173901106fb3977c5f19a33d8e434809f1.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:3000
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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
MD59e15d158c339bf8f243c0ef32f171943
SHA176a8940e716d6a70ee3df0a65d82f3451e3ecfab
SHA256582356f314ba1b2671d0521c56c0a3a0addd1072bdbbe08699aa34c84204c4c7
SHA512832bb5e4885bf6da1681b3a0aaeb107430165afeb9d2b588f5ccbeb4de7c5b3bc2ac426c0650fa9b418be5eb306ff839c4817b63e4c5b4f6cba29e5e29891e31
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
Filesize7KB
MD5388677bd93fe4bf3c1065e4e80f69d5e
SHA1a904d7b537b162ce2e0958d5f67eb063c85347ef
SHA256b972ef2a2f65dd7f92cc9a4898103d5827736bcbdcdfa086c5cbd7bb1e2373fd
SHA512bbff8a7cc87e97fb13751b62f2c36d31c6ba833a95c1588dffdc6435993ee59877cee48598632eb5795998a786e9b9d41728c428bbc25f57d9c9bd0b745b04c1