Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
03-10-2024 08:47
Static task
static1
Behavioral task
behavioral1
Sample
sr01fduyUJe6O2V.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
sr01fduyUJe6O2V.exe
Resource
win10v2004-20240802-en
General
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Target
sr01fduyUJe6O2V.exe
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Size
858KB
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MD5
d237ebe34f35a9ffe99f5efe0474c1e2
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SHA1
573c4774a52cc9ebc7e7408f944ac7f3a27d2fb1
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SHA256
ebf5271d5f3a9a052cd487e949d80ca43d84bb108dd0cf0c773f2139a57c6137
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SHA512
9393d9605d72382f7dc154e0dfc7aacd7f0f740c0c3ec7fc3e94a366111edbbb1ca2f64b85cd9f12bd7bccad25d74ed16cff19162b44b95127e61ccc227b9f05
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SSDEEP
12288:ITvsX+yIRHTkJkgD4QhcmO43HW38kyzGFfh4hqurvn1AXVDaqU7od:EvsXYhikwthzO0238BzGFJ4o69UVaqj
Malware Config
Extracted
vipkeylogger
Protocol: smtp- Host:
hosting2.ro.hostsailor.com - Port:
587 - Username:
[email protected] - Password:
7213575aceACE@@ - 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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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
sr01fduyUJe6O2V.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Control Panel\International\Geo\Nation sr01fduyUJe6O2V.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:
sr01fduyUJe6O2V.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 sr01fduyUJe6O2V.exe Key opened \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 sr01fduyUJe6O2V.exe Key opened \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 sr01fduyUJe6O2V.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 19 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
sr01fduyUJe6O2V.exedescription pid process target process PID 944 set thread context of 4128 944 sr01fduyUJe6O2V.exe sr01fduyUJe6O2V.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 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
sr01fduyUJe6O2V.exesr01fduyUJe6O2V.exepowershell.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sr01fduyUJe6O2V.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language sr01fduyUJe6O2V.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
sr01fduyUJe6O2V.exepowershell.exepid process 4128 sr01fduyUJe6O2V.exe 2900 powershell.exe 2900 powershell.exe 4128 sr01fduyUJe6O2V.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
sr01fduyUJe6O2V.exepowershell.exedescription pid process Token: SeDebugPrivilege 4128 sr01fduyUJe6O2V.exe Token: SeDebugPrivilege 2900 powershell.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
sr01fduyUJe6O2V.exedescription pid process target process PID 944 wrote to memory of 2900 944 sr01fduyUJe6O2V.exe powershell.exe PID 944 wrote to memory of 2900 944 sr01fduyUJe6O2V.exe powershell.exe PID 944 wrote to memory of 2900 944 sr01fduyUJe6O2V.exe powershell.exe PID 944 wrote to memory of 4128 944 sr01fduyUJe6O2V.exe sr01fduyUJe6O2V.exe PID 944 wrote to memory of 4128 944 sr01fduyUJe6O2V.exe sr01fduyUJe6O2V.exe PID 944 wrote to memory of 4128 944 sr01fduyUJe6O2V.exe sr01fduyUJe6O2V.exe PID 944 wrote to memory of 4128 944 sr01fduyUJe6O2V.exe sr01fduyUJe6O2V.exe PID 944 wrote to memory of 4128 944 sr01fduyUJe6O2V.exe sr01fduyUJe6O2V.exe PID 944 wrote to memory of 4128 944 sr01fduyUJe6O2V.exe sr01fduyUJe6O2V.exe PID 944 wrote to memory of 4128 944 sr01fduyUJe6O2V.exe sr01fduyUJe6O2V.exe PID 944 wrote to memory of 4128 944 sr01fduyUJe6O2V.exe sr01fduyUJe6O2V.exe -
outlook_office_path 1 IoCs
Processes:
sr01fduyUJe6O2V.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 sr01fduyUJe6O2V.exe -
outlook_win_path 1 IoCs
Processes:
sr01fduyUJe6O2V.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 sr01fduyUJe6O2V.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\sr01fduyUJe6O2V.exe"C:\Users\Admin\AppData\Local\Temp\sr01fduyUJe6O2V.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:944 -
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\sr01fduyUJe6O2V.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2900 -
C:\Users\Admin\AppData\Local\Temp\sr01fduyUJe6O2V.exe"C:\Users\Admin\AppData\Local\Temp\sr01fduyUJe6O2V.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:4128
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
1KB
MD58ec831f3e3a3f77e4a7b9cd32b48384c
SHA1d83f09fd87c5bd86e045873c231c14836e76a05c
SHA2567667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
SHA51226bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82