tofsee | 0057487f203f8cef19e5359b19b2c7ce04933cb01c762409115847e976aaa274

Analysis

max time kernel
144s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
29/01/2025, 02:42

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General

Target

2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe
Size

11.7MB
MD5

38a226e27ea670bcda1d696d31180d0e
SHA1

05b0084bd2fe7a9ebcf43d13b394d71d7e41cbd9
SHA256

0057487f203f8cef19e5359b19b2c7ce04933cb01c762409115847e976aaa274
SHA512

2578cd17242c6d5d1b7c3c367b33480a33857d9596d78088fcfe5ae8959b2264826446ffdc16d508ad23eaac18673a2d8ecb6003dff9f4c6c933541a2667b7f4
SSDEEP

24576:06WdLQkyQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQ2:ZWdLQks

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\hmfalsux = "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
2568	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\hmfalsux\ImagePath = "C:\\Windows\\SysWOW64\\hmfalsux\\zichzytp.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2720	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2548	zichzytp.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2548 set thread context of 2720	2548	zichzytp.exe	43

Launches sc.exe 3 IoCs

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

pid	Process
2844	sc.exe
2572	sc.exe
2596	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	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	zichzytp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2236 wrote to memory of 2772	2236	2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe	30
PID 2236 wrote to memory of 2772	2236	2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe	30
PID 2236 wrote to memory of 2772	2236	2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe	30
PID 2236 wrote to memory of 2772	2236	2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe	30
PID 2236 wrote to memory of 2688	2236	2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe	32
PID 2236 wrote to memory of 2688	2236	2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe	32
PID 2236 wrote to memory of 2688	2236	2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe	32
PID 2236 wrote to memory of 2688	2236	2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe	32
PID 2236 wrote to memory of 2844	2236	2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe	34
PID 2236 wrote to memory of 2844	2236	2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe	34
PID 2236 wrote to memory of 2844	2236	2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe	34
PID 2236 wrote to memory of 2844	2236	2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe	34
PID 2236 wrote to memory of 2572	2236	2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe	36
PID 2236 wrote to memory of 2572	2236	2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe	36
PID 2236 wrote to memory of 2572	2236	2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe	36
PID 2236 wrote to memory of 2572	2236	2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe	36
PID 2236 wrote to memory of 2596	2236	2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe	38
PID 2236 wrote to memory of 2596	2236	2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe	38
PID 2236 wrote to memory of 2596	2236	2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe	38
PID 2236 wrote to memory of 2596	2236	2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe	38
PID 2236 wrote to memory of 2568	2236	2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe	41
PID 2236 wrote to memory of 2568	2236	2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe	41
PID 2236 wrote to memory of 2568	2236	2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe	41
PID 2236 wrote to memory of 2568	2236	2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe	41
PID 2548 wrote to memory of 2720	2548	zichzytp.exe	43
PID 2548 wrote to memory of 2720	2548	zichzytp.exe	43
PID 2548 wrote to memory of 2720	2548	zichzytp.exe	43
PID 2548 wrote to memory of 2720	2548	zichzytp.exe	43
PID 2548 wrote to memory of 2720	2548	zichzytp.exe	43
PID 2548 wrote to memory of 2720	2548	zichzytp.exe	43

C:\Users\Admin\AppData\Local\Temp\2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2236
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\hmfalsux\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2772
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\zichzytp.exe" C:\Windows\SysWOW64\hmfalsux\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2688
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create hmfalsux binPath= "C:\Windows\SysWOW64\hmfalsux\zichzytp.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2844
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description hmfalsux "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2572
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start hmfalsux
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2596
- 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:2568

C:\Windows\SysWOW64\hmfalsux\zichzytp.exe
C:\Windows\SysWOW64\hmfalsux\zichzytp.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-01-29_38a226e27ea670bcda1d696d31180d0e_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2548
- 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:2720

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\zichzytp.exe

Filesize
11.4MB

MD5
2ef3bc5267c308aa1014b4ace030491f

SHA1
99bd4bc5b8ed18508588f5a5ae7813792917cdac

SHA256
c268371bf5632ef3f29be0f845890e53994ed67930aebb936ab7044dcdb4ad32

SHA512
c03613cb8a4b58b5ed43607b22311a6cc95a8842bd9a519f69c2871f0fc6c4ee179c6d05fdc0fb6502c9811647a8ed2ba4c6ac4c88dab02c591f0f04b0a5a4d1

Download Submit
memory/2236-8-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2236-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2236-2-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2236-10-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2236-9-0x00000000002B0000-0x00000000003B0000-memory.dmp

Filesize
1024KB

Download
memory/2236-1-0x00000000002B0000-0x00000000003B0000-memory.dmp

Filesize
1024KB

Download
memory/2236-7-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2548-18-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/2720-12-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2720-15-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2720-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2720-17-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2720-19-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads