tofsee | fec1fc3362183f252dcc33f311f132728d975544260caeb7238d404e71a58a24

Analysis

max time kernel
144s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01-02-2025 12:03

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General

Target

2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe
Size

12.6MB
MD5

e34559b6ee9cc9f4dac1c36b2b84ffce
SHA1

6ae8a8c53349bddaccbcc184aa0b6b29bc050363
SHA256

fec1fc3362183f252dcc33f311f132728d975544260caeb7238d404e71a58a24
SHA512

fcf30f179e8a5fadb1d525dce520b87f0de3077e515b8b4e577b1556d5eaee894089aad6f0499b4cf54850063e9ba8443d9b97832bdb1091428a0b5cdcaf5e09
SSDEEP

49152:nqE0YKr3fYPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPt:nqtYc3u

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\mjtcyrxl = "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
2068	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\mjtcyrxl\ImagePath = "C:\\Windows\\SysWOW64\\mjtcyrxl\\qlphxiki.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2292	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2884	qlphxiki.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2884 set thread context of 2292	2884	qlphxiki.exe	42

Launches sc.exe 3 IoCs

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

pid	Process
2368	sc.exe
2772	sc.exe
2900	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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	qlphxiki.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	2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2972 wrote to memory of 1740	2972	2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe	30
PID 2972 wrote to memory of 1740	2972	2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe	30
PID 2972 wrote to memory of 1740	2972	2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe	30
PID 2972 wrote to memory of 1740	2972	2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe	30
PID 2972 wrote to memory of 2380	2972	2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe	32
PID 2972 wrote to memory of 2380	2972	2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe	32
PID 2972 wrote to memory of 2380	2972	2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe	32
PID 2972 wrote to memory of 2380	2972	2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe	32
PID 2972 wrote to memory of 2368	2972	2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe	34
PID 2972 wrote to memory of 2368	2972	2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe	34
PID 2972 wrote to memory of 2368	2972	2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe	34
PID 2972 wrote to memory of 2368	2972	2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe	34
PID 2972 wrote to memory of 2772	2972	2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe	36
PID 2972 wrote to memory of 2772	2972	2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe	36
PID 2972 wrote to memory of 2772	2972	2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe	36
PID 2972 wrote to memory of 2772	2972	2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe	36
PID 2972 wrote to memory of 2900	2972	2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe	38
PID 2972 wrote to memory of 2900	2972	2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe	38
PID 2972 wrote to memory of 2900	2972	2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe	38
PID 2972 wrote to memory of 2900	2972	2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe	38
PID 2972 wrote to memory of 2068	2972	2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe	41
PID 2972 wrote to memory of 2068	2972	2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe	41
PID 2972 wrote to memory of 2068	2972	2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe	41
PID 2972 wrote to memory of 2068	2972	2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe	41
PID 2884 wrote to memory of 2292	2884	qlphxiki.exe	42
PID 2884 wrote to memory of 2292	2884	qlphxiki.exe	42
PID 2884 wrote to memory of 2292	2884	qlphxiki.exe	42
PID 2884 wrote to memory of 2292	2884	qlphxiki.exe	42
PID 2884 wrote to memory of 2292	2884	qlphxiki.exe	42
PID 2884 wrote to memory of 2292	2884	qlphxiki.exe	42

C:\Users\Admin\AppData\Local\Temp\2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2972
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\mjtcyrxl\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1740
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\qlphxiki.exe" C:\Windows\SysWOW64\mjtcyrxl\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2380
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create mjtcyrxl binPath= "C:\Windows\SysWOW64\mjtcyrxl\qlphxiki.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2368
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description mjtcyrxl "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2772
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start mjtcyrxl
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2900
- 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:2068

C:\Windows\SysWOW64\mjtcyrxl\qlphxiki.exe
C:\Windows\SysWOW64\mjtcyrxl\qlphxiki.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-02-01_e34559b6ee9cc9f4dac1c36b2b84ffce_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2884
- 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:2292

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\qlphxiki.exe

Filesize
14.1MB

MD5
8759a79ac69b1824cb1abfe70edde143

SHA1
c238fd4e0569dd5e10b56e128b37ed3bd5d4abe7

SHA256
faf2900c19e013181e016f4573dd75922c1c9608490c6c5943c6446e1cf26eb2

SHA512
2681f4fe2df96a8fdc57b45e292bf2f438f3787e8aefe962f1e9d7a9ce3bc954706e5f8e8a8cfda80b8d8563f86766294c421744a36d745eef4ab7bfa192f1c5

Download Submit
memory/2292-14-0x00000000000D0000-0x00000000000E5000-memory.dmp

Filesize
84KB

Download
memory/2292-16-0x00000000000D0000-0x00000000000E5000-memory.dmp

Filesize
84KB

Download
memory/2292-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2292-11-0x00000000000D0000-0x00000000000E5000-memory.dmp

Filesize
84KB

Download
memory/2292-18-0x00000000000D0000-0x00000000000E5000-memory.dmp

Filesize
84KB

Download
memory/2884-17-0x0000000000400000-0x0000000002DC3000-memory.dmp

Filesize
41.8MB

Download
memory/2972-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2972-1-0x0000000002EF0000-0x0000000002FF0000-memory.dmp

Filesize
1024KB

Download
memory/2972-9-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2972-2-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2972-10-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2972-8-0x0000000000400000-0x0000000002DC3000-memory.dmp

Filesize
41.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads