tofsee | 40d41eee37c0b57244dcaf1b4595ec0c99c99ffbba211a15d8e1d6f114525c21

Analysis

max time kernel
140s
max time network
118s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
12/02/2025, 21:02

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General

Target

2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe
Size

14.6MB
MD5

be7c2902ad7012ae94229406d92ff442
SHA1

644edac5a1041badb075bca4b822aab26086e8bd
SHA256

40d41eee37c0b57244dcaf1b4595ec0c99c99ffbba211a15d8e1d6f114525c21
SHA512

e31cb499a7a536da727271b99129c72c7eef8606a55bfcab6b2cdd4d5b4cd732b6c4de065025ee169f89174e23742ce92e20507c35258eecb474f3d223cf1e72
SSDEEP

393216:wXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXl:u

Score

10^/10

tofsee defense_evasion discovery execution persistence privilege_escalation trojan

Malware Config

Extracted

Family

tofsee

43.231.4.7

lazystax.ru

Signatures

Tofsee
Backdoor/botnet which carries out malicious activities based on commands from a C2 server.
trojan tofsee
Tofsee family
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\ghujlvta = "0"	svchost.exe

Creates new service(s) 2 TTPs
persistence execution

Windows Service
T1543.003

Service Execution
T1569.002

Modifies Windows Firewall 2 TTPs 1 IoCs

defense_evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2836	netsh.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\ghujlvta\ImagePath = "C:\\Windows\\SysWOW64\\ghujlvta\\mvpumlgc.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2840	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2932	mvpumlgc.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2932 set thread context of 2840	2932	mvpumlgc.exe	43

Launches sc.exe 3 IoCs

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

pid	Process
2888	sc.exe
1244	sc.exe
2784	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

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	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	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mvpumlgc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2492 wrote to memory of 1428	2492	2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe	30
PID 2492 wrote to memory of 1428	2492	2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe	30
PID 2492 wrote to memory of 1428	2492	2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe	30
PID 2492 wrote to memory of 1428	2492	2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe	30
PID 2492 wrote to memory of 2380	2492	2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe	32
PID 2492 wrote to memory of 2380	2492	2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe	32
PID 2492 wrote to memory of 2380	2492	2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe	32
PID 2492 wrote to memory of 2380	2492	2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe	32
PID 2492 wrote to memory of 1244	2492	2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe	34
PID 2492 wrote to memory of 1244	2492	2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe	34
PID 2492 wrote to memory of 1244	2492	2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe	34
PID 2492 wrote to memory of 1244	2492	2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe	34
PID 2492 wrote to memory of 2784	2492	2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe	36
PID 2492 wrote to memory of 2784	2492	2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe	36
PID 2492 wrote to memory of 2784	2492	2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe	36
PID 2492 wrote to memory of 2784	2492	2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe	36
PID 2492 wrote to memory of 2888	2492	2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe	38
PID 2492 wrote to memory of 2888	2492	2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe	38
PID 2492 wrote to memory of 2888	2492	2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe	38
PID 2492 wrote to memory of 2888	2492	2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe	38
PID 2492 wrote to memory of 2836	2492	2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe	41
PID 2492 wrote to memory of 2836	2492	2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe	41
PID 2492 wrote to memory of 2836	2492	2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe	41
PID 2492 wrote to memory of 2836	2492	2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe	41
PID 2932 wrote to memory of 2840	2932	mvpumlgc.exe	43
PID 2932 wrote to memory of 2840	2932	mvpumlgc.exe	43
PID 2932 wrote to memory of 2840	2932	mvpumlgc.exe	43
PID 2932 wrote to memory of 2840	2932	mvpumlgc.exe	43
PID 2932 wrote to memory of 2840	2932	mvpumlgc.exe	43
PID 2932 wrote to memory of 2840	2932	mvpumlgc.exe	43

C:\Users\Admin\AppData\Local\Temp\2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2492
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\ghujlvta\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1428
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\mvpumlgc.exe" C:\Windows\SysWOW64\ghujlvta\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2380
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create ghujlvta binPath= "C:\Windows\SysWOW64\ghujlvta\mvpumlgc.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:1244
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description ghujlvta "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2784
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start ghujlvta
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2888
- 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:2836

C:\Windows\SysWOW64\ghujlvta\mvpumlgc.exe
C:\Windows\SysWOW64\ghujlvta\mvpumlgc.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-02-12_be7c2902ad7012ae94229406d92ff442_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2932
- 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:2840

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\mvpumlgc.exe

Filesize
11.1MB

MD5
4f37d15482ccd9ec084d4b62f8f8b07b

SHA1
9a5c81036caf52f4fd379ad2e3e57a432e1aa1ec

SHA256
db6322005cf5bcd5fa7afa3cdfadd637eb1451e56a5f2a7936d297e67e737a9b

SHA512
7865728997c4124e7583b6c87b809b7fd1e4a7d2ebc0c4fc9f6fafeead9d8eec51d9dc4dac2f9826ec1308c54870c80d9d9dd8c81f8319d7e658abf82cebfffa

Download Submit
memory/2492-7-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/2492-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2492-2-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2492-9-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2492-8-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2492-1-0x00000000005B0000-0x00000000006B0000-memory.dmp

Filesize
1024KB

Download
memory/2840-16-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2840-14-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2840-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2840-11-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2840-18-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2932-17-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads