Analysis
- max time kernel
148s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
06/11/2024, 14:52
General
- Target f5af8baf6ef16bf20764cd701bd86369b52f5d554c8b1eca44b7515ebda6fa02.exe
- Size 778KB
- Sample241106-r81css1nft
- SHA256 f5af8baf6ef16bf20764cd701bd86369b52f5d554c8b1eca44b7515ebda6fa02
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.bulatpharmaceutical.com
-
Port
587
-
Username
-
Password
XRM)dWOF&~z3
Extracted
-
vipkeylogger
-
Protocol
smtp
-
Host
mail.bulatpharmaceutical.com
-
Port
587
-
Username
-
Password
XRM)dWOF&~z3
-
Email to
Signatures
- VIPKeylogger
VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.
- Vipkeylogger family
- 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.
- 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 9 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\f5af8baf6ef16bf20764cd701bd86369b52f5d554c8b1eca44b7515ebda6fa02.exe"C:\Users\Admin\AppData\Local\Temp\f5af8baf6ef16bf20764cd701bd86369b52f5d554c8b1eca44b7515ebda6fa02.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
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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\Local\Temp\f5af8baf6ef16bf20764cd701bd86369b52f5d554c8b1eca44b7515ebda6fa02.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\PuVOhw.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\PuVOhw" /XML "C:\Users\Admin\AppData\Local\Temp\tmp385.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.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
Replay Monitor
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Downloads
powershell.exe.log
__PSScriptPolicyTest_ys0gwrh3.vch.ps1
tmp385.tmp
memory/456-26-0x0000000075060000-0x0000000075810000-memory.dmp
memory/456-25-0x0000000005CC0000-0x0000000006014000-memory.dmp
memory/456-53-0x0000000075910000-0x000000007595C000-memory.dmp
memory/456-50-0x0000000006850000-0x000000000689C000-memory.dmp
memory/456-49-0x0000000006300000-0x000000000631E000-memory.dmp
memory/456-20-0x00000000052E0000-0x0000000005346000-memory.dmp
memory/456-80-0x0000000007860000-0x0000000007874000-memory.dmp
memory/456-77-0x00000000078A0000-0x0000000007936000-memory.dmp
memory/456-15-0x0000000004D30000-0x0000000004D66000-memory.dmp
memory/456-16-0x0000000075060000-0x0000000075810000-memory.dmp
memory/456-17-0x0000000005490000-0x0000000005AB8000-memory.dmp
memory/456-18-0x0000000075060000-0x0000000075810000-memory.dmp
memory/456-21-0x0000000005350000-0x00000000053B6000-memory.dmp
memory/456-87-0x0000000075060000-0x0000000075810000-memory.dmp
memory/456-19-0x0000000005240000-0x0000000005262000-memory.dmp
memory/1164-76-0x00000000076D0000-0x00000000076DA000-memory.dmp
memory/1164-51-0x00000000072B0000-0x00000000072E2000-memory.dmp
memory/1164-23-0x0000000075060000-0x0000000075810000-memory.dmp
memory/1164-88-0x0000000075060000-0x0000000075810000-memory.dmp
memory/1164-82-0x0000000007980000-0x0000000007988000-memory.dmp
memory/1164-81-0x00000000079A0000-0x00000000079BA000-memory.dmp
memory/1164-79-0x0000000007890000-0x000000000789E000-memory.dmp
memory/1164-36-0x0000000075060000-0x0000000075810000-memory.dmp
memory/1164-24-0x0000000075060000-0x0000000075810000-memory.dmp
memory/1164-78-0x0000000007860000-0x0000000007871000-memory.dmp
memory/1164-75-0x0000000007660000-0x000000000767A000-memory.dmp
memory/1164-74-0x0000000007CA0000-0x000000000831A000-memory.dmp
memory/1164-52-0x0000000075910000-0x000000007595C000-memory.dmp
memory/1164-72-0x0000000007290000-0x00000000072AE000-memory.dmp
memory/1164-73-0x0000000007500000-0x00000000075A3000-memory.dmp
memory/2452-8-0x000000007506E000-0x000000007506F000-memory.dmp
memory/2452-3-0x0000000005830000-0x00000000058C2000-memory.dmp
memory/2452-6-0x0000000005B00000-0x0000000005B9C000-memory.dmp
memory/2452-0-0x000000007506E000-0x000000007506F000-memory.dmp
memory/2452-4-0x0000000005900000-0x000000000590A000-memory.dmp
memory/2452-7-0x0000000006AF0000-0x0000000006B0E000-memory.dmp
memory/2452-39-0x0000000075060000-0x0000000075810000-memory.dmp
memory/2452-5-0x0000000075060000-0x0000000075810000-memory.dmp
memory/2452-1-0x0000000000DA0000-0x0000000000E68000-memory.dmp
memory/2452-9-0x0000000075060000-0x0000000075810000-memory.dmp
memory/2452-2-0x0000000005F10000-0x00000000064B4000-memory.dmp
memory/2452-10-0x00000000052B0000-0x000000000533C000-memory.dmp
memory/2604-37-0x0000000000400000-0x0000000000448000-memory.dmp
memory/2604-89-0x0000000006410000-0x00000000065D2000-memory.dmp
memory/2604-90-0x00000000062B0000-0x0000000006300000-memory.dmp
memory/2604-91-0x0000000006B10000-0x000000000703C000-memory.dmp