Analysis
-
max time kernel
120s -
max time network
145s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
25-09-2024 05:47
Static task
static1
Behavioral task
behavioral1
Sample
NEW PO - 4067543012.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
NEW PO - 4067543012.exe
Resource
win10v2004-20240802-en
General
-
Target
NEW PO - 4067543012.exe
-
Size
854KB
-
MD5
b15b83f0aca6375277cfd79c3ab96fa1
-
SHA1
87ef96c2bd2245075082fe695eb164443eff637a
-
SHA256
cea7e7e11c4340ef167fa673fd12625b48dc1bd5a6b34653f4986b92659a9886
-
SHA512
38cd17a629867290c2a4305520148be0b742c81256264abd552db1a64318e291bc9a61eb4f06e7c70f5984a4ea4db5f528726684b497a7125304be224a53219a
-
SSDEEP
24576:yeq3Zk1T8Fvg3K13rxlmGi+z/3hj+ZqVF4+0cD0aWLlYjHDboU:51IF4erVi8fFZpDbWLlYznf
Malware Config
Extracted
vipkeylogger
Protocol: smtp- Host:
mail.leedelectronics.top - Port:
587 - Username:
[email protected] - Password:
7213575aceACE@@ - Email To:
[email protected]
Signatures
-
VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
-
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 2792 powershell.exe 476 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.
-
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
Processes:
NEW PO - 4067543012.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 NEW PO - 4067543012.exe Key opened \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 NEW PO - 4067543012.exe Key opened \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 NEW PO - 4067543012.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:
NEW PO - 4067543012.exedescription pid Process procid_target PID 2384 set thread context of 2640 2384 NEW PO - 4067543012.exe 37 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
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:
powershell.exepowershell.exeschtasks.exeNEW PO - 4067543012.exeNEW PO - 4067543012.exedescription ioc Process 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 NEW PO - 4067543012.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language NEW PO - 4067543012.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
NEW PO - 4067543012.exepowershell.exepowershell.exepid Process 2640 NEW PO - 4067543012.exe 2792 powershell.exe 476 powershell.exe 2640 NEW PO - 4067543012.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
NEW PO - 4067543012.exepowershell.exepowershell.exedescription pid Process Token: SeDebugPrivilege 2640 NEW PO - 4067543012.exe Token: SeDebugPrivilege 2792 powershell.exe Token: SeDebugPrivilege 476 powershell.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
NEW PO - 4067543012.exedescription pid Process procid_target PID 2384 wrote to memory of 2792 2384 NEW PO - 4067543012.exe 31 PID 2384 wrote to memory of 2792 2384 NEW PO - 4067543012.exe 31 PID 2384 wrote to memory of 2792 2384 NEW PO - 4067543012.exe 31 PID 2384 wrote to memory of 2792 2384 NEW PO - 4067543012.exe 31 PID 2384 wrote to memory of 476 2384 NEW PO - 4067543012.exe 33 PID 2384 wrote to memory of 476 2384 NEW PO - 4067543012.exe 33 PID 2384 wrote to memory of 476 2384 NEW PO - 4067543012.exe 33 PID 2384 wrote to memory of 476 2384 NEW PO - 4067543012.exe 33 PID 2384 wrote to memory of 2816 2384 NEW PO - 4067543012.exe 35 PID 2384 wrote to memory of 2816 2384 NEW PO - 4067543012.exe 35 PID 2384 wrote to memory of 2816 2384 NEW PO - 4067543012.exe 35 PID 2384 wrote to memory of 2816 2384 NEW PO - 4067543012.exe 35 PID 2384 wrote to memory of 2640 2384 NEW PO - 4067543012.exe 37 PID 2384 wrote to memory of 2640 2384 NEW PO - 4067543012.exe 37 PID 2384 wrote to memory of 2640 2384 NEW PO - 4067543012.exe 37 PID 2384 wrote to memory of 2640 2384 NEW PO - 4067543012.exe 37 PID 2384 wrote to memory of 2640 2384 NEW PO - 4067543012.exe 37 PID 2384 wrote to memory of 2640 2384 NEW PO - 4067543012.exe 37 PID 2384 wrote to memory of 2640 2384 NEW PO - 4067543012.exe 37 PID 2384 wrote to memory of 2640 2384 NEW PO - 4067543012.exe 37 PID 2384 wrote to memory of 2640 2384 NEW PO - 4067543012.exe 37 -
outlook_office_path 1 IoCs
Processes:
NEW PO - 4067543012.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 NEW PO - 4067543012.exe -
outlook_win_path 1 IoCs
Processes:
NEW PO - 4067543012.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 NEW PO - 4067543012.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\NEW PO - 4067543012.exe"C:\Users\Admin\AppData\Local\Temp\NEW PO - 4067543012.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2384 -
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\NEW PO - 4067543012.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2792
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\sYpAHmjKhppP.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:476
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\sYpAHmjKhppP" /XML "C:\Users\Admin\AppData\Local\Temp\tmpECA0.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:2816
-
-
C:\Users\Admin\AppData\Local\Temp\NEW PO - 4067543012.exe"C:\Users\Admin\AppData\Local\Temp\NEW PO - 4067543012.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:2640
-
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
-
Filesize
1KB
MD53344c8036a1cf194fac069c74fc03f0a
SHA1dfa6bfb9151fe2df2318ed5157dd75640d969514
SHA256af7a4f64e8bff6f00ba9fd8d9334d89c5ec0aab913debcbac5eb866d08d53af9
SHA512ce19de96eb0593c61db28fea3585444d6ceee362cfbce56af97abf885c96f787688d4881eda8bff892c6e8d794fbdb0470313210e822ddfbf444facde51f153e
-
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\ZGJL2FRFJV2PI9O8O48Z.temp
Filesize7KB
MD58e079156bf4a02363d3ba7583b56d690
SHA11231a5aa098f54b38ace6895133f693646c2b061
SHA2568f54d718b0e12c5a5b631b2f6ebca57b80ca19828985e099f78ef3fa876bfc2c
SHA5120c411597c036fa1f52fabaf91ec4ce7842d892d29addc2c75353d316488e4ed7fde5316ec0704c9b6f3820d940c3c56be79c3e2657e1c8a8762f6d60d22601f7