snakekeylogger | 8973a01c5fb01195763577375cc5e3b223c5ed680cbd646a0924cbcb37150ebb

Bypass User Account Control

T1088

Disabling Security Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	svchost.exe

Windows security bypass 2 TTPs 2 IoCs

Disabling Security Tools

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\svchost.exe = "0"	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths	svchost.exe

Looks for VirtualBox Guest Additions in registry 2 TTPs 2 IoCs

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Oracle\VirtualBox Guest Additions	file.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Oracle\VirtualBox Guest Additions	svchost.exe

Looks for VMWare Tools registry key 2 TTPs 2 IoCs

Query Registry

Virtualization/Sandbox Evasion

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\VMware, Inc.\VMware Tools	file.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\VMware, Inc.\VMware Tools	svchost.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\TaskKill\ImagePath = "\\??\\C:\\Users\\Admin\\AppData\\Local\\Temp\\Иисус.sys"	svchost.exe

Checks BIOS information in registry 2 TTPs 4 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	file.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	file.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	svchost.exe

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation	file.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2504	svchost.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Windows security modification 2 TTPs 3 IoCs

Disabling Security Tools

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\svchost.exe = "0"	svchost.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost = "\"C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe\""	file.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	svchost.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.

flow	ioc
19	checkip.dyndns.org

Maps connected drives based on registry 3 TTPs 4 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

Peripheral Device Discovery

T1120

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	file.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	file.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	svchost.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2504 set thread context of 1856	2504	svchost.exe	108

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

pid	Process
3980	schtasks.exe

Delays execution with timeout.exe 1 IoCs

pid	Process
3288	timeout.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
3348	file.exe
3348	file.exe
3348	file.exe
3348	file.exe
3348	file.exe
3348	file.exe
3348	file.exe
3348	file.exe
3348	file.exe
3348	file.exe
3348	file.exe
3348	file.exe
3348	file.exe
3348	file.exe
3348	file.exe
3348	file.exe
3348	file.exe
3348	file.exe
3348	file.exe
3348	file.exe
3348	file.exe
3348	file.exe
3348	file.exe
3896	powershell.exe
2504	svchost.exe
2504	svchost.exe
2504	svchost.exe
2504	svchost.exe
2504	svchost.exe
2504	svchost.exe
2504	svchost.exe
2504	svchost.exe
2504	svchost.exe
2504	svchost.exe
2504	svchost.exe
2504	svchost.exe
3896	powershell.exe
2504	svchost.exe
2504	svchost.exe
2504	svchost.exe
2504	svchost.exe
2504	svchost.exe
2504	svchost.exe
2504	svchost.exe
2504	svchost.exe
2504	svchost.exe
2504	svchost.exe
2504	svchost.exe
2504	svchost.exe
2504	svchost.exe
2504	svchost.exe
2504	svchost.exe
2504	svchost.exe
2504	svchost.exe
2504	svchost.exe
1856	jsc.exe
1856	jsc.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2504	svchost.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	3348	file.exe
Token: SeDebugPrivilege	2504	svchost.exe
Token: SeDebugPrivilege	2504	svchost.exe
Token: SeLoadDriverPrivilege	2504	svchost.exe
Token: SeDebugPrivilege	3896	powershell.exe
Token: SeDebugPrivilege	1856	jsc.exe

Suspicious use of WriteProcessMemory 54 IoCs

description	pid	Process	procid_target
PID 3348 wrote to memory of 740	3348	file.exe	84
PID 3348 wrote to memory of 740	3348	file.exe	84
PID 3348 wrote to memory of 2132	3348	file.exe	86
PID 3348 wrote to memory of 2132	3348	file.exe	86
PID 2132 wrote to memory of 3288	2132	cmd.exe	88
PID 2132 wrote to memory of 3288	2132	cmd.exe	88
PID 740 wrote to memory of 3980	740	cmd.exe	89
PID 740 wrote to memory of 3980	740	cmd.exe	89
PID 2132 wrote to memory of 2504	2132	cmd.exe	90
PID 2132 wrote to memory of 2504	2132	cmd.exe	90
PID 2504 wrote to memory of 3896	2504	svchost.exe	91
PID 2504 wrote to memory of 3896	2504	svchost.exe	91
PID 2504 wrote to memory of 4352	2504	svchost.exe	93
PID 2504 wrote to memory of 4352	2504	svchost.exe	93
PID 2504 wrote to memory of 1088	2504	svchost.exe	94
PID 2504 wrote to memory of 1088	2504	svchost.exe	94
PID 2504 wrote to memory of 3496	2504	svchost.exe	95
PID 2504 wrote to memory of 3496	2504	svchost.exe	95
PID 2504 wrote to memory of 4628	2504	svchost.exe	96
PID 2504 wrote to memory of 4628	2504	svchost.exe	96
PID 2504 wrote to memory of 3508	2504	svchost.exe	97
PID 2504 wrote to memory of 3508	2504	svchost.exe	97
PID 2504 wrote to memory of 4284	2504	svchost.exe	98
PID 2504 wrote to memory of 4284	2504	svchost.exe	98
PID 2504 wrote to memory of 4800	2504	svchost.exe	99
PID 2504 wrote to memory of 4800	2504	svchost.exe	99
PID 2504 wrote to memory of 4864	2504	svchost.exe	100
PID 2504 wrote to memory of 4864	2504	svchost.exe	100
PID 2504 wrote to memory of 3812	2504	svchost.exe	101
PID 2504 wrote to memory of 3812	2504	svchost.exe	101
PID 2504 wrote to memory of 3756	2504	svchost.exe	102
PID 2504 wrote to memory of 3756	2504	svchost.exe	102
PID 2504 wrote to memory of 4724	2504	svchost.exe	103
PID 2504 wrote to memory of 4724	2504	svchost.exe	103
PID 2504 wrote to memory of 4724	2504	svchost.exe	103
PID 2504 wrote to memory of 5112	2504	svchost.exe	104
PID 2504 wrote to memory of 5112	2504	svchost.exe	104
PID 2504 wrote to memory of 1320	2504	svchost.exe	105
PID 2504 wrote to memory of 1320	2504	svchost.exe	105
PID 2504 wrote to memory of 1800	2504	svchost.exe	106
PID 2504 wrote to memory of 1800	2504	svchost.exe	106
PID 2504 wrote to memory of 3940	2504	svchost.exe	107
PID 2504 wrote to memory of 3940	2504	svchost.exe	107
PID 2504 wrote to memory of 1856	2504	svchost.exe	108
PID 2504 wrote to memory of 1856	2504	svchost.exe	108
PID 2504 wrote to memory of 1856	2504	svchost.exe	108
PID 2504 wrote to memory of 1856	2504	svchost.exe	108
PID 2504 wrote to memory of 1856	2504	svchost.exe	108
PID 2504 wrote to memory of 1856	2504	svchost.exe	108
PID 2504 wrote to memory of 1856	2504	svchost.exe	108
PID 2504 wrote to memory of 1856	2504	svchost.exe	108
PID 1856 wrote to memory of 4472	1856	jsc.exe	113
PID 1856 wrote to memory of 4472	1856	jsc.exe	113
PID 1856 wrote to memory of 4472	1856	jsc.exe	113

System policy modification 1 TTPs 1 IoCs

Modify Registry

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	svchost.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	jsc.exe

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Checks computer location settings
- Adds Run key to start application
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3348
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"' & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:740
- - C:\Windows\system32\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"'
    3⤵
    - Creates scheduled task(s)
    PID:3980
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp7479.tmp.bat""
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2132
- - C:\Windows\system32\timeout.exe
    timeout 3
    3⤵
    - Delays execution with timeout.exe
    PID:3288
- - C:\Users\Admin\AppData\Roaming\svchost.exe
    "C:\Users\Admin\AppData\Roaming\svchost.exe"
    3⤵
    - UAC bypass
    - Windows security bypass
    - Looks for VirtualBox Guest Additions in registry
    - Looks for VMWare Tools registry key
    - Sets service image path in registry
    - Checks BIOS information in registry
    - Checks computer location settings
    - Executes dropped EXE
    - Windows security modification
    - Checks whether UAC is enabled
    - Maps connected drives based on registry
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: LoadsDriver
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    - System policy modification
    PID:2504
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\svchost.exe" -Force
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:3896
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ilasm.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ilasm.exe"
      4⤵
      PID:4352
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\CasPol.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\CasPol.exe"
      4⤵
      PID:1088
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\Microsoft.Workflow.Compiler.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\Microsoft.Workflow.Compiler.exe"
      4⤵
      PID:3496
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ServiceModelReg.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ServiceModelReg.exe"
      4⤵
      PID:4628
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\WsatConfig.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\WsatConfig.exe"
      4⤵
      PID:3508
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AppLaunch.exe"
      4⤵
      PID:4284
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe"
      4⤵
      PID:4800
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\csc.exe"
      4⤵
      PID:4864
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInUtil.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInUtil.exe"
      4⤵
      PID:3812
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.exe"
      4⤵
      PID:3756
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess32.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\AddInProcess32.exe"
      4⤵
      PID:4724
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_state.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_state.exe"
      4⤵
      PID:5112
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regbrowsers.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_regbrowsers.exe"
      4⤵
      PID:1320
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_wp.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\aspnet_wp.exe"
      4⤵
      PID:1800
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\cvtres.exe"
      4⤵
      PID:3940
  - - C:\Windows\Microsoft.NET\Framework64\v4.0.30319\jsc.exe
      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\jsc.exe"
      4⤵
      Accesses Microsoft Outlook profiles
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      outlook_office_path
      outlook_win_path
      PID:1856
    - - C:\Windows\SysWOW64\netsh.exe
        
        "netsh" wlan show profile
        5⤵
        
        PID:4472

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

Scripting

T1064

Persistence

Registry Run Keys / Startup Folder

T1060

Scheduled Task

Privilege Escalation

Bypass User Account Control

T1088

Scheduled Task

Defense Evasion

Bypass User Account Control

T1088

Disabling Security Tools

Modify Registry

Scripting

T1064

Virtualization/Sandbox Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

System Information Discovery

Virtualization/Sandbox Evasion