tofsee | 7384bddf6d9a18cd5a47337ccc0da94f61bcbea5217259acf27a877e02a7804d

Analysis

max time kernel
150s
max time network
153s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
16/08/2026, 15:06

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
2026-08-16_227245167a30f0c73d146b719488f8a8_elex_manuscrypt_maze_rhadamanthys_stop.exe
Size 12.5MB
Sample260816-sgrf9adm2x
SHA256 7384bddf6d9a18cd5a47337ccc0da94f61bcbea5217259acf27a877e02a7804d
MD5 227245167a30f0c73d146b719488f8a8
SHA1 3c4d976b832e4ca5eaff248f0c5a615a6e89b9a2
SHA512 ff88163ede269aa306305717e7c7664c8074fad254032a364ca90b4b99621d2caea7fcb139650f2e7861b792a1800b5c726b5656c2948526370fd8567fd9f70c
SSDEEP 98304:FYRLUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUf:G
TLSH
T137D6B65276F6E405F7F78A346A3495E8697BFCE7B975CD8E50003F0B28622819E81723
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

defense_evasion discovery execution tofsee persistence privilege_escalation trojan

Malware Config

Extracted

Family

tofsee

vanaheim.cn
jotunheim.name

Signatures

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

Windows security bypass 2 TTPs 1 IoCs

defense_evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\SysWOW64\smyxsmel = "0"	svchost.exe

Modifies Windows Firewall 2 TTPs 1 IoCs

defense_evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2532	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\smyxsmel\ImagePath = "C:\\Windows\\SysWOW64\\smyxsmel\\qfxejhme.exe"	svchost.exe

Creates new service(s) 2 TTPs
persistence execution

Windows Service
T1543.003

Service Execution
T1569.002

Deletes itself 1 IoCs

pid	Process
5628	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
5952	qfxejhme.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 5952 set thread context of 5628	5952	qfxejhme.exe	100

Launches sc.exe 3 IoCs

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

pid	Process
2688	sc.exe
800	sc.exe
6140	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 opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\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
1124	cmd.exe
3644	cmd.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1176	5952	WerFault.exe	99
1284	6076	WerFault.exe	87

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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	qfxejhme.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-16_227245167a30f0c73d146b719488f8a8_elex_manuscrypt_maze_rhadamanthys_stop.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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	svchost.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 6076 wrote to memory of 1124	6076	2026-08-16_227245167a30f0c73d146b719488f8a8_elex_manuscrypt_maze_rhadamanthys_stop.exe	88
PID 6076 wrote to memory of 3644	6076	2026-08-16_227245167a30f0c73d146b719488f8a8_elex_manuscrypt_maze_rhadamanthys_stop.exe	90
PID 6076 wrote to memory of 2688	6076	2026-08-16_227245167a30f0c73d146b719488f8a8_elex_manuscrypt_maze_rhadamanthys_stop.exe	92
PID 6076 wrote to memory of 800	6076	2026-08-16_227245167a30f0c73d146b719488f8a8_elex_manuscrypt_maze_rhadamanthys_stop.exe	95
PID 6076 wrote to memory of 6140	6076	2026-08-16_227245167a30f0c73d146b719488f8a8_elex_manuscrypt_maze_rhadamanthys_stop.exe	97
PID 5952 wrote to memory of 5628	5952	qfxejhme.exe	100
PID 5952 wrote to memory of 5628	5952	qfxejhme.exe	100
PID 6076 wrote to memory of 2532	6076	2026-08-16_227245167a30f0c73d146b719488f8a8_elex_manuscrypt_maze_rhadamanthys_stop.exe	102

C:\Users\Admin\AppData\Local\Temp\2026-08-16_227245167a30f0c73d146b719488f8a8_elex_manuscrypt_maze_rhadamanthys_stop.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-16_227245167a30f0c73d146b719488f8a8_elex_manuscrypt_maze_rhadamanthys_stop.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:6076
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\smyxsmel\
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:1124
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\qfxejhme.exe" C:\Windows\SysWOW64\smyxsmel\
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:3644
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create smyxsmel binPath= "C:\Windows\SysWOW64\smyxsmel\qfxejhme.exe /d\"C:\Users\Admin\AppData\Local\Temp\2026-08-16_227245167a30f0c73d146b719488f8a8_elex_manuscrypt_maze_rhadamanthys_stop.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2688
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description smyxsmel "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:800
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start smyxsmel
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:6140
- 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:2532
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 6076 -s 1096
  2⤵
  - Program crash
  PID:1284

C:\Windows\SysWOW64\smyxsmel\qfxejhme.exe
C:\Windows\SysWOW64\smyxsmel\qfxejhme.exe /d"C:\Users\Admin\AppData\Local\Temp\2026-08-16_227245167a30f0c73d146b719488f8a8_elex_manuscrypt_maze_rhadamanthys_stop.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5952
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - Windows security bypass
  - Sets service image path in registry
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:5628
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 5952 -s 600
  2⤵
  - Program crash
  PID:1176

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 5952 -ip 5952
1⤵
PID:4452

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 6076 -ip 6076
1⤵
PID:2000

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

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

T1489

Replay Monitor

Loading Replay Monitor...

Downloads

qfxejhme.exe

Path C:\Users\Admin\AppData\Local\Temp\qfxejhme.exe
Size 12.5MB
SHA256 7384bddf6d9a18cd5a47337ccc0da94f61bcbea5217259acf27a877e02a7804d
MD5 227245167a30f0c73d146b719488f8a8
SHA1 3c4d976b832e4ca5eaff248f0c5a615a6e89b9a2
SHA512 ff88163ede269aa306305717e7c7664c8074fad254032a364ca90b4b99621d2caea7fcb139650f2e7861b792a1800b5c726b5656c2948526370fd8567fd9f70c
SSDEEP 98304:FYRLUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUUf:G
TLSH
T137D6B65276F6E405F7F78A346A3495E8697BFCE7B975CD8E50003F0B28622819E81723
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/5628-9-0x0000000000EA0000-0x0000000000EB5000-memory.dmp

Download

memory/5628-12-0x0000000000EA0000-0x0000000000EB5000-memory.dmp

Download

memory/5628-15-0x0000000000EA0000-0x0000000000EB5000-memory.dmp

Download

memory/5628-16-0x0000000000EA0000-0x0000000000EB5000-memory.dmp

Download

memory/5628-17-0x0000000000EA0000-0x0000000000EB5000-memory.dmp

Download

memory/5952-7-0x0000000000D40000-0x0000000000E40000-memory.dmp

Download

memory/5952-8-0x0000000001400000-0x0000000001413000-memory.dmp

Download

memory/5952-14-0x0000000000400000-0x0000000000AEA000-memory.dmp

Download

memory/6076-1-0x0000000000D50000-0x0000000000E50000-memory.dmp

Download

memory/6076-2-0x0000000000D30000-0x0000000000D43000-memory.dmp

Download

memory/6076-13-0x0000000000400000-0x0000000000AEA000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

Loading Replay Monitor...

Downloads