tofsee | 4bf62ba46395dc870ed3ec3ed2c0ec4589ceb8cd9d07bc002baa9f3b196f20ab

Analysis

max time kernel
144s
max time network
116s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
31/01/2025, 19:35 UTC

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General

Target

2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe
Size

11.0MB
MD5

38e7992204b4ed4f58fe205bb8da7f3f
SHA1

9f84dae5021806ea9b1cbbe70b485d140b47201f
SHA256

4bf62ba46395dc870ed3ec3ed2c0ec4589ceb8cd9d07bc002baa9f3b196f20ab
SHA512

5696c9c8aea89bd4a23bce623dbaceb31796bda3a4095443ef245c8b508e1b371f2dfe37b7e50f13e82473ae4755d1008e7ab8e340945eba95178e9206a5804d
SSDEEP

3072:sLBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/Y:JOMdRQr7OB0ypmMXnl8XEPM3noSWOC

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\ddgwlvps = "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
2996	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\ddgwlvps\ImagePath = "C:\\Windows\\SysWOW64\\ddgwlvps\\glvqkwtv.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2832	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2632	glvqkwtv.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2632 set thread context of 2832	2632	glvqkwtv.exe	43

Launches sc.exe 3 IoCs

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

pid	Process
2828	sc.exe
2136	sc.exe
2840	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	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	glvqkwtv.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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 1908 wrote to memory of 1036	1908	2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe	30
PID 1908 wrote to memory of 1036	1908	2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe	30
PID 1908 wrote to memory of 1036	1908	2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe	30
PID 1908 wrote to memory of 1036	1908	2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe	30
PID 1908 wrote to memory of 2504	1908	2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe	32
PID 1908 wrote to memory of 2504	1908	2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe	32
PID 1908 wrote to memory of 2504	1908	2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe	32
PID 1908 wrote to memory of 2504	1908	2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe	32
PID 1908 wrote to memory of 2828	1908	2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe	34
PID 1908 wrote to memory of 2828	1908	2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe	34
PID 1908 wrote to memory of 2828	1908	2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe	34
PID 1908 wrote to memory of 2828	1908	2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe	34
PID 1908 wrote to memory of 2136	1908	2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe	36
PID 1908 wrote to memory of 2136	1908	2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe	36
PID 1908 wrote to memory of 2136	1908	2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe	36
PID 1908 wrote to memory of 2136	1908	2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe	36
PID 1908 wrote to memory of 2840	1908	2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe	38
PID 1908 wrote to memory of 2840	1908	2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe	38
PID 1908 wrote to memory of 2840	1908	2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe	38
PID 1908 wrote to memory of 2840	1908	2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe	38
PID 1908 wrote to memory of 2996	1908	2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe	41
PID 1908 wrote to memory of 2996	1908	2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe	41
PID 1908 wrote to memory of 2996	1908	2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe	41
PID 1908 wrote to memory of 2996	1908	2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe	41
PID 2632 wrote to memory of 2832	2632	glvqkwtv.exe	43
PID 2632 wrote to memory of 2832	2632	glvqkwtv.exe	43
PID 2632 wrote to memory of 2832	2632	glvqkwtv.exe	43
PID 2632 wrote to memory of 2832	2632	glvqkwtv.exe	43
PID 2632 wrote to memory of 2832	2632	glvqkwtv.exe	43
PID 2632 wrote to memory of 2832	2632	glvqkwtv.exe	43

C:\Users\Admin\AppData\Local\Temp\2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1908
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\ddgwlvps\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1036
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\glvqkwtv.exe" C:\Windows\SysWOW64\ddgwlvps\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2504
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create ddgwlvps binPath= "C:\Windows\SysWOW64\ddgwlvps\glvqkwtv.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2828
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description ddgwlvps "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2136
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start ddgwlvps
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2840
- 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:2996

C:\Windows\SysWOW64\ddgwlvps\glvqkwtv.exe
C:\Windows\SysWOW64\ddgwlvps\glvqkwtv.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-01-31_38e7992204b4ed4f58fe205bb8da7f3f_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2632
- 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:2832

Network

DNS

microsoft.com

svchost.exe

Remote address:

8.8.8.8:53

Request

microsoft.com

IN A

Response

microsoft.com

IN A

20.231.239.246

microsoft.com

IN A

20.76.201.171

microsoft.com

IN A

20.70.246.20

microsoft.com

IN A

20.112.250.133

microsoft.com

IN A

20.236.44.162
DNS

microsoft.com

svchost.exe

Remote address:

8.8.8.8:53

Request

microsoft.com

IN MX

Response

microsoft.com

IN MX

microsoft-commail protectionoutlook�
DNS

microsoft-com.mail.protection.outlook.com

svchost.exe

Remote address:

8.8.8.8:53

Request

microsoft-com.mail.protection.outlook.com

IN A

Response

microsoft-com.mail.protection.outlook.com

IN A

52.101.42.0

microsoft-com.mail.protection.outlook.com

IN A

52.101.11.0

microsoft-com.mail.protection.outlook.com

IN A

52.101.40.26

microsoft-com.mail.protection.outlook.com

IN A

52.101.8.49
DNS

yahoo.com

svchost.exe

Remote address:

8.8.8.8:53

Request

yahoo.com

IN MX

Response

yahoo.com

IN MX

mta5am0yahoodnsnet

yahoo.com

IN MX

mta6�.

yahoo.com

IN MX

mta7�.
DNS

mta5.am0.yahoodns.net

svchost.exe

Remote address:

8.8.8.8:53

Request

mta5.am0.yahoodns.net

IN A

Response

mta5.am0.yahoodns.net

IN A

67.195.204.73

mta5.am0.yahoodns.net

IN A

67.195.204.79

mta5.am0.yahoodns.net

IN A

67.195.204.77

mta5.am0.yahoodns.net

IN A

67.195.228.111

mta5.am0.yahoodns.net

IN A

67.195.228.106

mta5.am0.yahoodns.net

IN A

67.195.204.74

mta5.am0.yahoodns.net

IN A

98.136.96.75

mta5.am0.yahoodns.net

IN A

67.195.204.72
DNS

google.com

svchost.exe

Remote address:

8.8.8.8:53

Request

google.com

IN MX

Response

google.com

IN MX

smtp�
DNS

smtp.google.com

svchost.exe

Remote address:

8.8.8.8:53

Request

smtp.google.com

IN A

Response

smtp.google.com

IN A

142.250.110.26

smtp.google.com

IN A

66.102.1.26

smtp.google.com

IN A

142.251.5.27

smtp.google.com

IN A

142.250.110.27

smtp.google.com

IN A

66.102.1.27
DNS

mail.ru

svchost.exe

Remote address:

8.8.8.8:53

Request

mail.ru

IN MX

Response

mail.ru

IN MX

mxs�
DNS

mxs.mail.ru

svchost.exe

Remote address:

8.8.8.8:53

Request

mxs.mail.ru

IN A

Response

mxs.mail.ru

IN A

94.100.180.31

mxs.mail.ru

IN A

217.69.139.150

20.231.239.246:80

microsoft.com

svchost.exe

236 B
92 B
5
2
52.101.42.0:25

microsoft-com.mail.protection.outlook.com

svchost.exe

152 B
3
43.231.4.7:443

svchost.exe

152 B
3
67.195.204.73:25

mta5.am0.yahoodns.net

svchost.exe

152 B
3
142.250.110.26:25

smtp.google.com

svchost.exe

152 B
3
43.231.4.7:443

svchost.exe

152 B
3
94.100.180.31:25

mxs.mail.ru

svchost.exe

152 B
3
43.231.4.7:443

svchost.exe

152 B
3

8.8.8.8:53

microsoft.com

dns

svchost.exe

59 B
139 B
1
1

DNS Request

microsoft.com

DNS Response

20.231.239.246

20.76.201.171

20.70.246.20

20.112.250.133

20.236.44.162
8.8.8.8:53

microsoft.com

dns

svchost.exe

59 B
113 B
1
1

DNS Request

microsoft.com
8.8.8.8:53

microsoft-com.mail.protection.outlook.com

dns

svchost.exe

87 B
151 B
1
1

DNS Request

microsoft-com.mail.protection.outlook.com

DNS Response

52.101.42.0

52.101.11.0

52.101.40.26

52.101.8.49
8.8.8.8:53

yahoo.com

dns

svchost.exe

55 B
134 B
1
1

DNS Request

yahoo.com
8.8.8.8:53

mta5.am0.yahoodns.net

dns

svchost.exe

67 B
195 B
1
1

DNS Request

mta5.am0.yahoodns.net

DNS Response

67.195.204.73

67.195.204.79

67.195.204.77

67.195.228.111

67.195.228.106

67.195.204.74

98.136.96.75

67.195.204.72
8.8.8.8:53

google.com

dns

svchost.exe

56 B
77 B
1
1

DNS Request

google.com
8.8.8.8:53

smtp.google.com

dns

svchost.exe

61 B
141 B
1
1

DNS Request

smtp.google.com

DNS Response

142.250.110.26

66.102.1.26

142.251.5.27

142.250.110.27

66.102.1.27
8.8.8.8:53

mail.ru

dns

svchost.exe

53 B
73 B
1
1

DNS Request

mail.ru
8.8.8.8:53

mxs.mail.ru

dns

svchost.exe

57 B
89 B
1
1

DNS Request

mxs.mail.ru

DNS Response

94.100.180.31

217.69.139.150

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\glvqkwtv.exe

Filesize
13.5MB

MD5
40de753ae75251c4ba1910408ad71dfc

SHA1
7842fa9f32079e5b5525d77d1c1d7a87da02b340

SHA256
17afeb97d4656c3c6543c32937673c8d0996e2b852811995f998bb44811fc393

SHA512
39ef9e23243ad5489a253457fa77f02a6695cea351f8a63b66e36dff76c5dfc198253decf7268f1b28bd8e296ea4d484f7d6aac4eed5b0cc05629a36f2c1cd58

Download Submit
memory/1908-7-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1908-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1908-2-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/1908-9-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1908-8-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/1908-1-0x0000000000510000-0x0000000000610000-memory.dmp

Filesize
1024KB

Download
memory/2632-17-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2832-14-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2832-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2832-11-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2832-16-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2832-18-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

DNS Request

DNS Response

DNS Request

DNS Request

DNS Response

DNS Request

DNS Request

DNS Response

DNS Request

DNS Request

DNS Response

DNS Request

DNS Request

DNS Response

MITRE ATT&CK Enterprise v15

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