Analysis
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max time kernel
148s -
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
01-10-2024 07:15
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe
Resource
win10v2004-20240802-en
General
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Target
SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe
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Size
733KB
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MD5
dc6eeb8a60c63910ebb49ddab7f30a8e
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SHA1
b0283b4d95ea7350dd783122dde89d7a0e2f7a53
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SHA256
c6ae41874ccd5d6c3e6da49cae6d0a0e8eee20e7037896b38f1e4523dd9543c8
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SHA512
92c9eb81dc71faf780de23c7d4896ad6ad866997bce9202e359539add9ee36f626ac1bcb0707c0034dad6068a601bbac717457317151ae1762d04652027c28f4
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SSDEEP
12288:++40ntT5KXTXQQn32DwEi9evlPvsCuCHWSasra2Er0CxsMUYPLTd62+G1Lg:+UXKXTAPDwV8t3sCLWneTEgCWMr11L
Malware Config
Extracted
vipkeylogger
Protocol: smtp- Host:
mail.kuattrode.hn - Port:
587 - Username:
[email protected] - Password:
qzN$t-TB#R - 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 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
Processes:
powershell.exepowershell.exepid process 2144 powershell.exe 316 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Control Panel\International\Geo\Nation SecuriteInfo.com.Win32.CrypterXgen.16913.10158.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:
SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe Key opened \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe Key opened \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SecuriteInfo.com.Win32.CrypterXgen.16913.10158.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 20 checkip.dyndns.org -
Suspicious use of SetThreadContext 1 IoCs
Processes:
SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exedescription pid process target process PID 4244 set thread context of 3328 4244 SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe SecuriteInfo.com.Win32.CrypterXgen.16913.10158.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:
SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exeSecuriteInfo.com.Win32.CrypterXgen.16913.10158.exepowershell.exepowershell.exeschtasks.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language SecuriteInfo.com.Win32.CrypterXgen.16913.10158.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:
powershell.exepowershell.exeSecuriteInfo.com.Win32.CrypterXgen.16913.10158.exepid process 2144 powershell.exe 316 powershell.exe 3328 SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe 2144 powershell.exe 316 powershell.exe 3328 SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
powershell.exepowershell.exeSecuriteInfo.com.Win32.CrypterXgen.16913.10158.exedescription pid process Token: SeDebugPrivilege 2144 powershell.exe Token: SeDebugPrivilege 316 powershell.exe Token: SeDebugPrivilege 3328 SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exedescription pid process target process PID 4244 wrote to memory of 2144 4244 SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe powershell.exe PID 4244 wrote to memory of 2144 4244 SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe powershell.exe PID 4244 wrote to memory of 2144 4244 SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe powershell.exe PID 4244 wrote to memory of 316 4244 SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe powershell.exe PID 4244 wrote to memory of 316 4244 SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe powershell.exe PID 4244 wrote to memory of 316 4244 SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe powershell.exe PID 4244 wrote to memory of 3316 4244 SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe schtasks.exe PID 4244 wrote to memory of 3316 4244 SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe schtasks.exe PID 4244 wrote to memory of 3316 4244 SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe schtasks.exe PID 4244 wrote to memory of 3328 4244 SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe PID 4244 wrote to memory of 3328 4244 SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe PID 4244 wrote to memory of 3328 4244 SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe PID 4244 wrote to memory of 3328 4244 SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe PID 4244 wrote to memory of 3328 4244 SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe PID 4244 wrote to memory of 3328 4244 SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe PID 4244 wrote to memory of 3328 4244 SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe PID 4244 wrote to memory of 3328 4244 SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe -
outlook_office_path 1 IoCs
Processes:
SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe -
outlook_win_path 1 IoCs
Processes:
SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4244 -
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\SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2144
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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\iJAISuNbz.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:316
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iJAISuNbz" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC265.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:3316
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterXgen.16913.10158.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterXgen.16913.10158.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:3328
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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
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
18KB
MD564a948b4b1d5e5302ac4303c25457574
SHA15fa5d2966ff00eee6a43e3509a5abf41708e686f
SHA2563ac5158781454b0eba872ea026ccfefe305ac8b6bd8df475e20ae80f4b463863
SHA5129bec08c4ebfeb2da125fd230490a72d86aa998539fec5897ebcd0fb6b2d42de12d3c6056456b64cd9a51223198a8988a0bc6465ee18124bf937ac818aa2fe9f0
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD55dc6bd414099ee894ba2453479c3b324
SHA1563bbc3acc38a2127d3861d025b72fa803954494
SHA256f97a96d98d5ec4f2b25c7f891e7391a4a0be15e6ad18e0b841bd4f45716f6093
SHA512f15635cf441424c684dfd76074cc878914ef02f568c9349ffe724f7c50cccac704fca0cbd2920238edd2950c72b43743cf22e7e5d648355bb6d591c3bbcdaf6f