tofsee | ef14a8e34bd2368ffdd772548caef37f4b13907482f667e6097c960084e07354

Analysis

max time kernel
146s
max time network
126s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
13/01/2025, 19:49

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General

Target

2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe
Size

13.1MB
MD5

427b1115c6bc283e5e04556c14c8d048
SHA1

b7beb79f1566f865c36f1f37d5a8ccc4cebb2f5c
SHA256

ef14a8e34bd2368ffdd772548caef37f4b13907482f667e6097c960084e07354
SHA512

35e15b7a334f47b64bfed5e05a72e9198b5630e2a2ce1c903b0563da599bc4e863658092b5673e64b1b011a1d7eb14660b9db5048d2a591b9720670babc7b451
SSDEEP

3072:XLBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/Y:uOMdRQr7OB0ypmMXnl8XEPM3noSWOC

Score

10^/10

tofsee discovery evasion 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

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\qczlosme = "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

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2972	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\qczlosme\ImagePath = "C:\\Windows\\SysWOW64\\qczlosme\\xfuyljss.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2800	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2812	xfuyljss.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2812 set thread context of 2800	2812	xfuyljss.exe	43

Launches sc.exe 3 IoCs

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

pid	Process
2824	sc.exe
2760	sc.exe
2988	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 value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\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	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	xfuyljss.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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 3044 wrote to memory of 2072	3044	2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe	30
PID 3044 wrote to memory of 2072	3044	2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe	30
PID 3044 wrote to memory of 2072	3044	2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe	30
PID 3044 wrote to memory of 2072	3044	2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe	30
PID 3044 wrote to memory of 2016	3044	2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe	32
PID 3044 wrote to memory of 2016	3044	2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe	32
PID 3044 wrote to memory of 2016	3044	2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe	32
PID 3044 wrote to memory of 2016	3044	2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe	32
PID 3044 wrote to memory of 2824	3044	2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe	34
PID 3044 wrote to memory of 2824	3044	2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe	34
PID 3044 wrote to memory of 2824	3044	2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe	34
PID 3044 wrote to memory of 2824	3044	2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe	34
PID 3044 wrote to memory of 2760	3044	2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe	36
PID 3044 wrote to memory of 2760	3044	2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe	36
PID 3044 wrote to memory of 2760	3044	2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe	36
PID 3044 wrote to memory of 2760	3044	2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe	36
PID 3044 wrote to memory of 2988	3044	2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe	38
PID 3044 wrote to memory of 2988	3044	2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe	38
PID 3044 wrote to memory of 2988	3044	2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe	38
PID 3044 wrote to memory of 2988	3044	2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe	38
PID 3044 wrote to memory of 2972	3044	2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe	41
PID 3044 wrote to memory of 2972	3044	2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe	41
PID 3044 wrote to memory of 2972	3044	2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe	41
PID 3044 wrote to memory of 2972	3044	2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe	41
PID 2812 wrote to memory of 2800	2812	xfuyljss.exe	43
PID 2812 wrote to memory of 2800	2812	xfuyljss.exe	43
PID 2812 wrote to memory of 2800	2812	xfuyljss.exe	43
PID 2812 wrote to memory of 2800	2812	xfuyljss.exe	43
PID 2812 wrote to memory of 2800	2812	xfuyljss.exe	43
PID 2812 wrote to memory of 2800	2812	xfuyljss.exe	43

C:\Users\Admin\AppData\Local\Temp\2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3044
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\qczlosme\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2072
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\xfuyljss.exe" C:\Windows\SysWOW64\qczlosme\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2016
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create qczlosme binPath= "C:\Windows\SysWOW64\qczlosme\xfuyljss.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2824
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description qczlosme "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2760
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start qczlosme
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2988
- 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:2972

C:\Windows\SysWOW64\qczlosme\xfuyljss.exe
C:\Windows\SysWOW64\qczlosme\xfuyljss.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-01-13_427b1115c6bc283e5e04556c14c8d048_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2812
- 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:2800

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\xfuyljss.exe

Filesize
12.6MB

MD5
b3bb1b15e04e419928cf4aa98ef27ad7

SHA1
1564da8f4dd6d36643a744e26a426ae0ec474b6a

SHA256
59ae16a4c0d788c31af30e62136bd5969b25d69216d491b53925aa2f4f9ecf8a

SHA512
1fc2fe732009e6222f7277ae4486c07bd28b815262f0bda213d538b2fa9806b462a402c7373a4f2f09d4c7e7d6874b515799a0389a505a7663b116dfea4b59a7

Download Submit
memory/2800-11-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2800-18-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2800-14-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2800-16-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2800-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2812-17-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/3044-7-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/3044-8-0x0000000000220000-0x0000000000233000-memory.dmp

Filesize
76KB

Download
memory/3044-2-0x0000000000220000-0x0000000000233000-memory.dmp

Filesize
76KB

Download
memory/3044-9-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/3044-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/3044-1-0x0000000000530000-0x0000000000630000-memory.dmp

Filesize
1024KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads