snakekeylogger | 410025278f63c2177d732ae410a4713a84d59167f3e92b48d779d071773e0ac9

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe
Key value queried	\REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe
Key value queried	\REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation	._cache_2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe
Key value queried	\REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation	Synaptics.exe
Key value queried	\REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation	Synaptics.exe
Key value queried	\REGISTRY\USER\S-1-5-21-355097885-2402257403-2971294179-1000\Control Panel\International\Geo\Nation	._cache_Synaptics.exe

Executes dropped EXE 4 IoCs

pid	Process
1408	._cache_2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe
4504	Synaptics.exe
2948	Synaptics.exe
1632	._cache_Synaptics.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Synaptics Pointing Device Driver = "C:\\ProgramData\\Synaptics\\Synaptics.exe"	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.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
18	checkip.dyndns.org

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1104 set thread context of 2540	1104	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	96
PID 4504 set thread context of 2948	4504	Synaptics.exe	111

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 16 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	choice.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Synaptics.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	._cache_Synaptics.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Synaptics.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	._cache_2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	choice.exe

Checks processor information in registry 2 TTPs 3 IoCs

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

Query Registry

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Synaptics.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

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

persistence execution

Scheduled Task

pid	Process
1780	schtasks.exe
4196	schtasks.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
3148	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 15 IoCs

pid	Process
1104	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe
4772	powershell.exe
1460	powershell.exe
1104	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe
1460	powershell.exe
4772	powershell.exe
1408	._cache_2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe
1408	._cache_2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe
4504	Synaptics.exe
1476	powershell.exe
1104	powershell.exe
4504	Synaptics.exe
1476	powershell.exe
1104	powershell.exe
1632	._cache_Synaptics.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	1104	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe
Token: SeDebugPrivilege	4772	powershell.exe
Token: SeDebugPrivilege	1460	powershell.exe
Token: SeDebugPrivilege	1408	._cache_2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe
Token: SeDebugPrivilege	4504	Synaptics.exe
Token: SeDebugPrivilege	1104	powershell.exe
Token: SeDebugPrivilege	1476	powershell.exe
Token: SeDebugPrivilege	1632	._cache_Synaptics.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
3148	EXCEL.EXE
3148	EXCEL.EXE
3148	EXCEL.EXE
3148	EXCEL.EXE
3148	EXCEL.EXE
3148	EXCEL.EXE
3148	EXCEL.EXE
3148	EXCEL.EXE

Suspicious use of WriteProcessMemory 61 IoCs

description	pid	Process	procid_target
PID 1104 wrote to memory of 4772	1104	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	89
PID 1104 wrote to memory of 4772	1104	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	89
PID 1104 wrote to memory of 4772	1104	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	89
PID 1104 wrote to memory of 1460	1104	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	91
PID 1104 wrote to memory of 1460	1104	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	91
PID 1104 wrote to memory of 1460	1104	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	91
PID 1104 wrote to memory of 1780	1104	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	93
PID 1104 wrote to memory of 1780	1104	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	93
PID 1104 wrote to memory of 1780	1104	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	93
PID 1104 wrote to memory of 2540	1104	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	96
PID 1104 wrote to memory of 2540	1104	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	96
PID 1104 wrote to memory of 2540	1104	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	96
PID 1104 wrote to memory of 2540	1104	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	96
PID 1104 wrote to memory of 2540	1104	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	96
PID 1104 wrote to memory of 2540	1104	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	96
PID 1104 wrote to memory of 2540	1104	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	96
PID 1104 wrote to memory of 2540	1104	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	96
PID 1104 wrote to memory of 2540	1104	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	96
PID 1104 wrote to memory of 2540	1104	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	96
PID 1104 wrote to memory of 2540	1104	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	96
PID 2540 wrote to memory of 1408	2540	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	97
PID 2540 wrote to memory of 1408	2540	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	97
PID 2540 wrote to memory of 1408	2540	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	97
PID 2540 wrote to memory of 4504	2540	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	98
PID 2540 wrote to memory of 4504	2540	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	98
PID 2540 wrote to memory of 4504	2540	2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	98
PID 1408 wrote to memory of 1064	1408	._cache_2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	101
PID 1408 wrote to memory of 1064	1408	._cache_2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	101
PID 1408 wrote to memory of 1064	1408	._cache_2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe	101
PID 1064 wrote to memory of 3092	1064	cmd.exe	103
PID 1064 wrote to memory of 3092	1064	cmd.exe	103
PID 1064 wrote to memory of 3092	1064	cmd.exe	103
PID 4504 wrote to memory of 1476	4504	Synaptics.exe	104
PID 4504 wrote to memory of 1476	4504	Synaptics.exe	104
PID 4504 wrote to memory of 1476	4504	Synaptics.exe	104
PID 4504 wrote to memory of 1104	4504	Synaptics.exe	106
PID 4504 wrote to memory of 1104	4504	Synaptics.exe	106
PID 4504 wrote to memory of 1104	4504	Synaptics.exe	106
PID 4504 wrote to memory of 4196	4504	Synaptics.exe	108
PID 4504 wrote to memory of 4196	4504	Synaptics.exe	108
PID 4504 wrote to memory of 4196	4504	Synaptics.exe	108
PID 4504 wrote to memory of 2948	4504	Synaptics.exe	111
PID 4504 wrote to memory of 2948	4504	Synaptics.exe	111
PID 4504 wrote to memory of 2948	4504	Synaptics.exe	111
PID 4504 wrote to memory of 2948	4504	Synaptics.exe	111
PID 4504 wrote to memory of 2948	4504	Synaptics.exe	111
PID 4504 wrote to memory of 2948	4504	Synaptics.exe	111
PID 4504 wrote to memory of 2948	4504	Synaptics.exe	111
PID 4504 wrote to memory of 2948	4504	Synaptics.exe	111
PID 4504 wrote to memory of 2948	4504	Synaptics.exe	111
PID 4504 wrote to memory of 2948	4504	Synaptics.exe	111
PID 4504 wrote to memory of 2948	4504	Synaptics.exe	111
PID 2948 wrote to memory of 1632	2948	Synaptics.exe	112
PID 2948 wrote to memory of 1632	2948	Synaptics.exe	112
PID 2948 wrote to memory of 1632	2948	Synaptics.exe	112
PID 1632 wrote to memory of 4504	1632	._cache_Synaptics.exe	118
PID 1632 wrote to memory of 4504	1632	._cache_Synaptics.exe	118
PID 1632 wrote to memory of 4504	1632	._cache_Synaptics.exe	118
PID 4504 wrote to memory of 4416	4504	cmd.exe	120
PID 4504 wrote to memory of 4416	4504	cmd.exe	120
PID 4504 wrote to memory of 4416	4504	cmd.exe	120

C:\Users\Admin\AppData\Local\Temp\2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.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
PID:1104
- 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\2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4772
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\WIbQCONN.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1460
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WIbQCONN" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDF44.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1780
- C:\Users\Admin\AppData\Local\Temp\2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe
  "C:\Users\Admin\AppData\Local\Temp\2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe"
  2⤵
  - Checks computer location settings
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2540
- - C:\Users\Admin\AppData\Local\Temp\._cache_2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe
    "C:\Users\Admin\AppData\Local\Temp\._cache_2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe"
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1408
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\._cache_2024-10-02_45beee362263f775f572b18a4aeec0de_avoslocker_hijackloader.exe"
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:1064
    - - C:\Windows\SysWOW64\choice.exe
        
        choice /C Y /N /D Y /T 3
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:3092
- - C:\ProgramData\Synaptics\Synaptics.exe
    "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4504
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\ProgramData\Synaptics\Synaptics.exe"
      4⤵
      Command and Scripting Interpreter: PowerShell
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:1476
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\WIbQCONN.exe"
      4⤵
      Command and Scripting Interpreter: PowerShell
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:1104
  - - C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WIbQCONN" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1D57.tmp"
      4⤵
      System Location Discovery: System Language Discovery
      Scheduled Task/Job: Scheduled Task
      PID:4196
  - - C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe"
      4⤵
      Checks computer location settings
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Modifies registry class
      Suspicious use of WriteProcessMemory
      PID:2948
    - - C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
        
        "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe"
        5⤵
        Checks computer location settings
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:1632
      - C:\Windows\SysWOW64\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe"
        6⤵
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:4504
        
        C:\Windows\SysWOW64\choice.exe
        
        choice /C Y /N /D Y /T 3
        7⤵
        System Location Discovery: System Language Discovery
        
        PID:4416

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" /automation -Embedding
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3148

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

System Information Discovery