tofsee | cf04fcade0de67cd50b38c82d12af9e044fc4fac1f563d9249f0a30583c0142a

Analysis

max time kernel
144s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02-02-2025 21:26

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General

Target

2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_mafia.exe
Size

11.2MB
MD5

ffb1c128dd6c9b76f12d313ac34055a7
SHA1

ff5ff74d8c39aa23ea782b559a3a6f561603445d
SHA256

cf04fcade0de67cd50b38c82d12af9e044fc4fac1f563d9249f0a30583c0142a
SHA512

1a897932c8538b96a0d9519600b026a962989ba8c88f55997c7885dd7c54fdc1264027ebff6b908796faa86e2fb1f54c6dbc21756f3a62abd98af077a44a2171
SSDEEP

24576:rEfmTNIkv/ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZj:4fot

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\eqnhqhdt = "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
3024	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\eqnhqhdt\ImagePath = "C:\\Windows\\SysWOW64\\eqnhqhdt\\ilrlalwc.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2828	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2884	ilrlalwc.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2884 set thread context of 2828	2884	ilrlalwc.exe	41

Launches sc.exe 3 IoCs

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

pid	Process
2908	sc.exe
1376	sc.exe
2852	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	2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_mafia.exe
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	ilrlalwc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2580 wrote to memory of 2092	2580	2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_mafia.exe	30
PID 2580 wrote to memory of 2092	2580	2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_mafia.exe	30
PID 2580 wrote to memory of 2092	2580	2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_mafia.exe	30
PID 2580 wrote to memory of 2092	2580	2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_mafia.exe	30
PID 2580 wrote to memory of 2420	2580	2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_mafia.exe	32
PID 2580 wrote to memory of 2420	2580	2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_mafia.exe	32
PID 2580 wrote to memory of 2420	2580	2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_mafia.exe	32
PID 2580 wrote to memory of 2420	2580	2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_mafia.exe	32
PID 2580 wrote to memory of 2908	2580	2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_mafia.exe	34
PID 2580 wrote to memory of 2908	2580	2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_mafia.exe	34
PID 2580 wrote to memory of 2908	2580	2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_mafia.exe	34
PID 2580 wrote to memory of 2908	2580	2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_mafia.exe	34
PID 2580 wrote to memory of 1376	2580	2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_mafia.exe	36
PID 2580 wrote to memory of 1376	2580	2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_mafia.exe	36
PID 2580 wrote to memory of 1376	2580	2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_mafia.exe	36
PID 2580 wrote to memory of 1376	2580	2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_mafia.exe	36
PID 2580 wrote to memory of 2852	2580	2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_mafia.exe	38
PID 2580 wrote to memory of 2852	2580	2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_mafia.exe	38
PID 2580 wrote to memory of 2852	2580	2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_mafia.exe	38
PID 2580 wrote to memory of 2852	2580	2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_mafia.exe	38
PID 2884 wrote to memory of 2828	2884	ilrlalwc.exe	41
PID 2884 wrote to memory of 2828	2884	ilrlalwc.exe	41
PID 2884 wrote to memory of 2828	2884	ilrlalwc.exe	41
PID 2884 wrote to memory of 2828	2884	ilrlalwc.exe	41
PID 2884 wrote to memory of 2828	2884	ilrlalwc.exe	41
PID 2884 wrote to memory of 2828	2884	ilrlalwc.exe	41
PID 2580 wrote to memory of 3024	2580	2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_mafia.exe	42
PID 2580 wrote to memory of 3024	2580	2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_mafia.exe	42
PID 2580 wrote to memory of 3024	2580	2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_mafia.exe	42
PID 2580 wrote to memory of 3024	2580	2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_mafia.exe	42

C:\Users\Admin\AppData\Local\Temp\2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2580
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\eqnhqhdt\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2092
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\ilrlalwc.exe" C:\Windows\SysWOW64\eqnhqhdt\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2420
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create eqnhqhdt binPath= "C:\Windows\SysWOW64\eqnhqhdt\ilrlalwc.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2908
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description eqnhqhdt "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:1376
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start eqnhqhdt
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2852
- 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:3024

C:\Windows\SysWOW64\eqnhqhdt\ilrlalwc.exe
C:\Windows\SysWOW64\eqnhqhdt\ilrlalwc.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-02-02_ffb1c128dd6c9b76f12d313ac34055a7_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:2828

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\ilrlalwc.exe

Filesize
12.5MB

MD5
48794ce0859d84d9bfc77d109671fdae

SHA1
8b53fbc3fbcfee2cd09adf4e28e9274033fe5a61

SHA256
0c18bb3ae8ed168f5e3c90089c64e26a0005b79cf522e7d64c97683eaa24e9d2

SHA512
5c3301bc8f40982f38deb7d10e425a1d71288a886efe3825bbcff6403006818d8a21b790a16510f548480898744c9b4ec9d22cee85ac8b395aedce6b6dc934e8

Download Submit
memory/2580-15-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2580-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2580-2-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2580-16-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2580-1-0x00000000002D0000-0x00000000003D0000-memory.dmp

Filesize
1024KB

Download
memory/2580-14-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2828-11-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2828-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2828-8-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2828-17-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2828-18-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2884-13-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads