tofsee | 254c7a5fc2f5a45a64374fb0f5a9eb834b6cc510e30cec6e1687a20a1a9a7157

Analysis

max time kernel
144s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01-02-2025 20:56

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General

Target

2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe
Size

13.9MB
MD5

f3a44bc30cb52a1f91e730cb059fedfa
SHA1

444732a85e3b065fc972fbcbeced19092c6c2fa2
SHA256

254c7a5fc2f5a45a64374fb0f5a9eb834b6cc510e30cec6e1687a20a1a9a7157
SHA512

07405001adc94099dd607fedc8ca11daeb7b859563269b5868332929cb887ff03c75194ac21d38704603748a751b92f7408a296e924a48c088f36fe7445217b4
SSDEEP

24576:NpomTTN9tttttttttttttttttttttttttttttttttttttttttttttttttttttttn:noo

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\sllipeeq = "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
2756	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\sllipeeq\ImagePath = "C:\\Windows\\SysWOW64\\sllipeeq\\uwpahpdt.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2920	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
3004	uwpahpdt.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3004 set thread context of 2920	3004	uwpahpdt.exe	43

Launches sc.exe 3 IoCs

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

pid	Process
380	sc.exe
2716	sc.exe
2856	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	2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	uwpahpdt.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.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

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2980 wrote to memory of 2328	2980	2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe	30
PID 2980 wrote to memory of 2328	2980	2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe	30
PID 2980 wrote to memory of 2328	2980	2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe	30
PID 2980 wrote to memory of 2328	2980	2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe	30
PID 2980 wrote to memory of 1852	2980	2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe	32
PID 2980 wrote to memory of 1852	2980	2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe	32
PID 2980 wrote to memory of 1852	2980	2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe	32
PID 2980 wrote to memory of 1852	2980	2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe	32
PID 2980 wrote to memory of 380	2980	2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe	34
PID 2980 wrote to memory of 380	2980	2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe	34
PID 2980 wrote to memory of 380	2980	2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe	34
PID 2980 wrote to memory of 380	2980	2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe	34
PID 2980 wrote to memory of 2716	2980	2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe	36
PID 2980 wrote to memory of 2716	2980	2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe	36
PID 2980 wrote to memory of 2716	2980	2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe	36
PID 2980 wrote to memory of 2716	2980	2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe	36
PID 2980 wrote to memory of 2856	2980	2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe	38
PID 2980 wrote to memory of 2856	2980	2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe	38
PID 2980 wrote to memory of 2856	2980	2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe	38
PID 2980 wrote to memory of 2856	2980	2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe	38
PID 2980 wrote to memory of 2756	2980	2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe	41
PID 2980 wrote to memory of 2756	2980	2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe	41
PID 2980 wrote to memory of 2756	2980	2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe	41
PID 2980 wrote to memory of 2756	2980	2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe	41
PID 3004 wrote to memory of 2920	3004	uwpahpdt.exe	43
PID 3004 wrote to memory of 2920	3004	uwpahpdt.exe	43
PID 3004 wrote to memory of 2920	3004	uwpahpdt.exe	43
PID 3004 wrote to memory of 2920	3004	uwpahpdt.exe	43
PID 3004 wrote to memory of 2920	3004	uwpahpdt.exe	43
PID 3004 wrote to memory of 2920	3004	uwpahpdt.exe	43

C:\Users\Admin\AppData\Local\Temp\2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2980
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\sllipeeq\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2328
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\uwpahpdt.exe" C:\Windows\SysWOW64\sllipeeq\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1852
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create sllipeeq binPath= "C:\Windows\SysWOW64\sllipeeq\uwpahpdt.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:380
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description sllipeeq "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2716
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start sllipeeq
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2856
- 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:2756

C:\Windows\SysWOW64\sllipeeq\uwpahpdt.exe
C:\Windows\SysWOW64\sllipeeq\uwpahpdt.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-02-01_f3a44bc30cb52a1f91e730cb059fedfa_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3004
- 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:2920

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\uwpahpdt.exe

Filesize
12.2MB

MD5
290998f6c98a4eb6e641511083e60985

SHA1
a2d4e866a996916140752acf3b2a398e906fc0bc

SHA256
569bbccb23477a88453f8e351eaf9ae1882aea8c13532a50ed96076ed1971439

SHA512
285917da315e3934e9ce9271e9870a25592c10ebae5e2c32cf58f3c660dcf7737095d295596bacc6f329ecc2ccc108a5acb62cd746a1843d27dd8d8f75565adb

Download Submit
memory/2920-16-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2920-11-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2920-14-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2920-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2920-18-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2980-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2980-1-0x00000000002D0000-0x00000000003D0000-memory.dmp

Filesize
1024KB

Download
memory/2980-7-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2980-9-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2980-8-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2980-2-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/3004-17-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads