tofsee | 80095c9a90640831b3eba32cbcb5f90f2b4d88c1e771800d42ff58ff62f85790

Analysis

max time kernel
149s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
08/11/2026, 14:58

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General

Target
2026-11-07_5948da59628f34b6bc39d172c3f60e13_elex_rhadamanthys_sakula_smoke-loader_stealc_stop_tofsee.exe
Size 11.7MB
Sample261108-sb9qmsc19w
SHA256 80095c9a90640831b3eba32cbcb5f90f2b4d88c1e771800d42ff58ff62f85790
MD5 5948da59628f34b6bc39d172c3f60e13
SHA1 53f17402e9a738818e536dd519fca9e1ffb85835
SHA512 4914da794a502344ae093ea031aa89654d242c9e7f8a85d57271b1c617ec1b2d24b80e6af0ecf032579683c01ea50de05d9151a808322c54fcd7dbcbb2f49fbc
SSDEEP 24576:AV2jEivMuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuua:ASE
TLSH
T12DC65C10B7E3755EEEF75B74093266D86E3BBC43693192DFE150220B2C35A928AD1723
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

defense_evasion discovery execution tofsee persistence privilege_escalation trojan

Malware Config

Extracted

Family

tofsee

quadoil.ru
lakeflex.ru

Signatures

Family: Tofsee
Backdoor/botnet which carries out malicious activities based on commands from a C2 server.
trojan tofsee

Modifies Windows Firewall 2 TTPs 1 IoCs

defense_evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
4684	netsh.exe

Sets service image path in registry 3 TTPs 1 IoCs

This determines the executable launched when a service starts. It can be used to establish persistence.

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Windows Service

T1543.003

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\jwhwzlgz\ImagePath = "C:\\Windows\\SysWOW64\\jwhwzlgz\\higqtmrc.exe"	svchost.exe

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-939655444-3071939294-1401108526-1000\Control Panel\International\Geo\Nation	2026-11-07_5948da59628f34b6bc39d172c3f60e13_elex_rhadamanthys_sakula_smoke-loader_stealc_stop_tofsee.exe

Creates new service(s) 2 TTPs
persistence execution

Windows Service
T1543.003

Service Execution
T1569.002

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
4552	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2580	higqtmrc.exe

Stops running service(s) 4 TTPs
defense_evasion execution

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Service Execution
T1569.002

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2580 set thread context of 4552	2580	higqtmrc.exe	102

Launches sc.exe 3 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
4792	sc.exe
3340	sc.exe
4852	sc.exe

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

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe

Executes a command shell one-liner 1 TTPs 2 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
1940	cmd.exe
1240	cmd.exe

System Location Discovery: System Language Discovery 1 TTPs 9 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	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-11-07_5948da59628f34b6bc39d172c3f60e13_elex_rhadamanthys_sakula_smoke-loader_stealc_stop_tofsee.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	higqtmrc.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4908 wrote to memory of 1940	4908	2026-11-07_5948da59628f34b6bc39d172c3f60e13_elex_rhadamanthys_sakula_smoke-loader_stealc_stop_tofsee.exe	86
PID 4908 wrote to memory of 1240	4908	2026-11-07_5948da59628f34b6bc39d172c3f60e13_elex_rhadamanthys_sakula_smoke-loader_stealc_stop_tofsee.exe	88
PID 4908 wrote to memory of 4792	4908	2026-11-07_5948da59628f34b6bc39d172c3f60e13_elex_rhadamanthys_sakula_smoke-loader_stealc_stop_tofsee.exe	90
PID 4908 wrote to memory of 3340	4908	2026-11-07_5948da59628f34b6bc39d172c3f60e13_elex_rhadamanthys_sakula_smoke-loader_stealc_stop_tofsee.exe	92
PID 4908 wrote to memory of 4852	4908	2026-11-07_5948da59628f34b6bc39d172c3f60e13_elex_rhadamanthys_sakula_smoke-loader_stealc_stop_tofsee.exe	95
PID 4908 wrote to memory of 4684	4908	2026-11-07_5948da59628f34b6bc39d172c3f60e13_elex_rhadamanthys_sakula_smoke-loader_stealc_stop_tofsee.exe	98
PID 2580 wrote to memory of 4552	2580	higqtmrc.exe	102
PID 2580 wrote to memory of 4552	2580	higqtmrc.exe	102

C:\Users\Admin\AppData\Local\Temp\2026-11-07_5948da59628f34b6bc39d172c3f60e13_elex_rhadamanthys_sakula_smoke-loader_stealc_stop_tofsee.exe
"C:\Users\Admin\AppData\Local\Temp\2026-11-07_5948da59628f34b6bc39d172c3f60e13_elex_rhadamanthys_sakula_smoke-loader_stealc_stop_tofsee.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4908
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\jwhwzlgz\
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:1940
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\higqtmrc.exe" C:\Windows\SysWOW64\jwhwzlgz\
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:1240
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create jwhwzlgz binPath= "C:\Windows\SysWOW64\jwhwzlgz\higqtmrc.exe /d\"C:\Users\Admin\AppData\Local\Temp\2026-11-07_5948da59628f34b6bc39d172c3f60e13_elex_rhadamanthys_sakula_smoke-loader_stealc_stop_tofsee.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:4792
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description jwhwzlgz "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:3340
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start jwhwzlgz
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:4852
- C:\Windows\SysWOW64\netsh.exe
  "C:\Windows\System32\netsh.exe" advfirewall firewall add rule name="Host-process for services of Windows" dir=in action=allow program="C:\Windows\SysWOW64\svchost.exe" enable=yes>nul
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  - System Location Discovery: System Language Discovery
  PID:4684

C:\Windows\SysWOW64\jwhwzlgz\higqtmrc.exe
C:\Windows\SysWOW64\jwhwzlgz\higqtmrc.exe /d"C:\Users\Admin\AppData\Local\Temp\2026-11-07_5948da59628f34b6bc39d172c3f60e13_elex_rhadamanthys_sakula_smoke-loader_stealc_stop_tofsee.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2580
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - Sets service image path in registry
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:4552

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

System Services

T1569

Service Execution

T1569.002

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Event Triggered Execution

T1546

Netsh Helper DLL

T1546.007

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

T1489

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Downloads

higqtmrc.exe

Path C:\Users\Admin\AppData\Local\Temp\higqtmrc.exe
Size 14.3MB
SHA256 5028601fa29445c65fbec8df975a55eaa8e4da682c88804256cc77d9e36b4050
MD5 8e8e82467c2f0b1a624fd5dacf463811
SHA1 3e18907de03b114c8799176e4d8d7dd3ec6fdd96
SHA512 646b99e375f6bdb5d7f1f5dc734b8eaca738dbdf4d66d2691564611ccef7cbe89763701348382af69a736dd139ebf05588a8075dc37c70f16e27932a3a6daeec
SSDEEP 24576:wV2jEivMuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuuu7:wSE
TLSH
T178E65C10B7E3755EEEF75B74093266D86E3BBC43693192DFE150220B2C35A928AD1723
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/2580-6-0x00000000006A0000-0x00000000006B3000-memory.dmp

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memory/2580-14-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/4552-10-0x0000000000B70000-0x0000000000B85000-memory.dmp

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memory/4552-12-0x0000000000B70000-0x0000000000B85000-memory.dmp

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memory/4552-13-0x0000000000B70000-0x0000000000B85000-memory.dmp

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memory/4908-0-0x0000000002030000-0x000000000203D000-memory.dmp

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memory/4908-1-0x0000000002040000-0x0000000002053000-memory.dmp

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memory/4908-7-0x0000000000400000-0x0000000000431000-memory.dmp

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memory/4908-8-0x0000000002030000-0x000000000203D000-memory.dmp

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memory/4908-9-0x0000000002040000-0x0000000002053000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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