Analysis
- max time kernel
93s - max time network
119s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
27/09/2024, 15:18
General
- Target 966a8f150c31bd1b700f96cd44bc909fd39e51a5d385b9a177b15a83321ed837N.exe
- Size 865KB
- Sample240927-sp4rjs1drg
- SHA256 966a8f150c31bd1b700f96cd44bc909fd39e51a5d385b9a177b15a83321ed837
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.boschservice.com.tr
-
Port
587
-
Username
-
Password
sim844BcS
Extracted
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vipkeylogger
-
Protocol
smtp
-
Host
mail.boschservice.com.tr
-
Port
587
-
Username
-
Password
sim844BcS
-
Email to
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.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- 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
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Browser Information Discovery 1 TTPs
Enumerate browser information.
- 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.
- 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 8 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\966a8f150c31bd1b700f96cd44bc909fd39e51a5d385b9a177b15a83321ed837N.exe"C:\Users\Admin\AppData\Local\Temp\966a8f150c31bd1b700f96cd44bc909fd39e51a5d385b9a177b15a83321ed837N.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
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\966a8f150c31bd1b700f96cd44bc909fd39e51a5d385b9a177b15a83321ed837N.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\nlruoa.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\nlruoa" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB8FF.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
-
-
C:\Users\Admin\AppData\Local\Temp\966a8f150c31bd1b700f96cd44bc909fd39e51a5d385b9a177b15a83321ed837N.exe"C:\Users\Admin\AppData\Local\Temp\966a8f150c31bd1b700f96cd44bc909fd39e51a5d385b9a177b15a83321ed837N.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
-
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
966a8f150c31bd1b700f96cd44bc909fd39e51a5d385b9a177b15a83321ed837N.exe.log
powershell.exe.log
StartupProfileData-NonInteractive
__PSScriptPolicyTest_t4pveabj.nph.ps1
tmpB8FF.tmp
memory/1208-93-0x0000000007630000-0x0000000007B5C000-memory.dmp
memory/1208-23-0x0000000000400000-0x000000000044A000-memory.dmp
memory/1208-91-0x0000000006F30000-0x00000000070F2000-memory.dmp
memory/1208-92-0x0000000006DC0000-0x0000000006E10000-memory.dmp
memory/2536-5-0x0000000005C00000-0x0000000005C0A000-memory.dmp
memory/2536-10-0x0000000009AE0000-0x0000000009B7C000-memory.dmp
memory/2536-9-0x0000000007420000-0x00000000074AC000-memory.dmp
memory/2536-0-0x000000007516E000-0x000000007516F000-memory.dmp
memory/2536-8-0x0000000075160000-0x0000000075910000-memory.dmp
memory/2536-7-0x000000007516E000-0x000000007516F000-memory.dmp
memory/2536-6-0x0000000005ED0000-0x0000000005EE2000-memory.dmp
memory/2536-30-0x0000000075160000-0x0000000075910000-memory.dmp
memory/2536-4-0x0000000075160000-0x0000000075910000-memory.dmp
memory/2536-3-0x0000000005A50000-0x0000000005AE2000-memory.dmp
memory/2536-2-0x0000000005F10000-0x00000000064B4000-memory.dmp
memory/2536-1-0x0000000000FA0000-0x000000000107E000-memory.dmp
memory/2548-16-0x0000000075160000-0x0000000075910000-memory.dmp
memory/2548-76-0x0000000006D30000-0x0000000006D4A000-memory.dmp
memory/2548-26-0x0000000005320000-0x0000000005386000-memory.dmp
memory/2548-31-0x0000000005400000-0x0000000005754000-memory.dmp
memory/2548-25-0x0000000005280000-0x00000000052A2000-memory.dmp
memory/2548-15-0x0000000002120000-0x0000000002156000-memory.dmp
memory/2548-27-0x0000000005390000-0x00000000053F6000-memory.dmp
memory/2548-50-0x0000000005A10000-0x0000000005A2E000-memory.dmp
memory/2548-51-0x0000000005AD0000-0x0000000005B1C000-memory.dmp
memory/2548-53-0x0000000070FA0000-0x0000000070FEC000-memory.dmp
memory/2548-52-0x00000000069C0000-0x00000000069F2000-memory.dmp
memory/2548-63-0x0000000005FC0000-0x0000000005FDE000-memory.dmp
memory/2548-17-0x0000000004C50000-0x0000000005278000-memory.dmp
memory/2548-64-0x0000000006A00000-0x0000000006AA3000-memory.dmp
memory/2548-75-0x0000000007370000-0x00000000079EA000-memory.dmp
memory/2548-18-0x0000000075160000-0x0000000075910000-memory.dmp
memory/2548-77-0x0000000006DA0000-0x0000000006DAA000-memory.dmp
memory/2548-78-0x0000000006FB0000-0x0000000007046000-memory.dmp
memory/2548-90-0x0000000075160000-0x0000000075910000-memory.dmp
memory/2548-80-0x0000000006F60000-0x0000000006F6E000-memory.dmp
memory/2548-81-0x0000000006F70000-0x0000000006F84000-memory.dmp
memory/2548-19-0x0000000075160000-0x0000000075910000-memory.dmp
memory/2548-83-0x0000000007050000-0x0000000007058000-memory.dmp
memory/3452-22-0x0000000075160000-0x0000000075910000-memory.dmp
memory/3452-82-0x0000000007710000-0x000000000772A000-memory.dmp
memory/3452-89-0x0000000075160000-0x0000000075910000-memory.dmp
memory/3452-79-0x00000000075D0000-0x00000000075E1000-memory.dmp
memory/3452-29-0x0000000075160000-0x0000000075910000-memory.dmp
memory/3452-65-0x0000000070FA0000-0x0000000070FEC000-memory.dmp
memory/3452-21-0x0000000075160000-0x0000000075910000-memory.dmp