tofsee | 16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
22/12/2024, 01:33 UTC

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General

Target

JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.exe
Size

238KB
MD5

04aad3afb392a73a20d30113627a0904
SHA1

c2858ee930d3aa39e130379941a16596ee42583a
SHA256

16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71
SHA512

f1197d7e87109c72b74d9a993b0e83635a217bc69bafecadc21db11d67bcd81c1579f364270e3839e9ef787f8c37a300c7ac37ec0e71da1e03cc9bb2e43536e2
SSDEEP

6144:hX2ED6j2X7Q9pnpY5kdQElH7ITsq7igavwVf:hX246iX7QdY5kd979

Score

10^/10

tofsee discovery evasion execution persistence privilege_escalation trojan

Malware Config

Extracted

Family

tofsee

quadoil.ru

lakeflex.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\ytwuvqou = "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
2812	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\ytwuvqou\ImagePath = "C:\\Windows\\SysWOW64\\ytwuvqou\\qmbbgntk.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2016	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2688	qmbbgntk.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2688 set thread context of 2016	2688	qmbbgntk.exe	43

Launches sc.exe 3 IoCs

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

pid	Process
2584	sc.exe
2572	sc.exe
2708	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	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	qmbbgntk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 2680	2644	JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.exe	30
PID 2644 wrote to memory of 2680	2644	JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.exe	30
PID 2644 wrote to memory of 2680	2644	JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.exe	30
PID 2644 wrote to memory of 2680	2644	JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.exe	30
PID 2644 wrote to memory of 2764	2644	JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.exe	32
PID 2644 wrote to memory of 2764	2644	JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.exe	32
PID 2644 wrote to memory of 2764	2644	JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.exe	32
PID 2644 wrote to memory of 2764	2644	JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.exe	32
PID 2644 wrote to memory of 2708	2644	JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.exe	34
PID 2644 wrote to memory of 2708	2644	JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.exe	34
PID 2644 wrote to memory of 2708	2644	JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.exe	34
PID 2644 wrote to memory of 2708	2644	JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.exe	34
PID 2644 wrote to memory of 2584	2644	JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.exe	36
PID 2644 wrote to memory of 2584	2644	JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.exe	36
PID 2644 wrote to memory of 2584	2644	JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.exe	36
PID 2644 wrote to memory of 2584	2644	JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.exe	36
PID 2644 wrote to memory of 2572	2644	JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.exe	38
PID 2644 wrote to memory of 2572	2644	JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.exe	38
PID 2644 wrote to memory of 2572	2644	JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.exe	38
PID 2644 wrote to memory of 2572	2644	JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.exe	38
PID 2644 wrote to memory of 2812	2644	JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.exe	41
PID 2644 wrote to memory of 2812	2644	JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.exe	41
PID 2644 wrote to memory of 2812	2644	JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.exe	41
PID 2644 wrote to memory of 2812	2644	JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.exe	41
PID 2688 wrote to memory of 2016	2688	qmbbgntk.exe	43
PID 2688 wrote to memory of 2016	2688	qmbbgntk.exe	43
PID 2688 wrote to memory of 2016	2688	qmbbgntk.exe	43
PID 2688 wrote to memory of 2016	2688	qmbbgntk.exe	43
PID 2688 wrote to memory of 2016	2688	qmbbgntk.exe	43
PID 2688 wrote to memory of 2016	2688	qmbbgntk.exe	43

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2644
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\ytwuvqou\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2680
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\qmbbgntk.exe" C:\Windows\SysWOW64\ytwuvqou\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2764
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create ytwuvqou binPath= "C:\Windows\SysWOW64\ytwuvqou\qmbbgntk.exe /d\"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2708
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description ytwuvqou "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2584
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start ytwuvqou
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2572
- 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:2812

C:\Windows\SysWOW64\ytwuvqou\qmbbgntk.exe
C:\Windows\SysWOW64\ytwuvqou\qmbbgntk.exe /d"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_16df6cea6c715d967ae63d6b5558eb3d3d1b1b1d758d31ea76d2dc81673b1f71.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2688
- 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:2016

Network

DNS

microsoft.com

svchost.exe

Remote address:

8.8.8.8:53

Request

microsoft.com

IN A

Response

microsoft.com

IN A

20.112.250.133

microsoft.com

IN A

20.76.201.171

microsoft.com

IN A

20.231.239.246

microsoft.com

IN A

20.70.246.20

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

52.101.8.49

microsoft-com.mail.protection.outlook.com

IN A

52.101.11.0

microsoft-com.mail.protection.outlook.com

IN A

52.101.40.26
DNS

quadoil.ru

svchost.exe

Remote address:

8.8.8.8:53

Request

quadoil.ru

IN A

Response
DNS

yahoo.com

svchost.exe

Remote address:

8.8.8.8:53

Request

yahoo.com

IN MX

Response

yahoo.com

IN MX

mta6am0yahoodnsnet

yahoo.com

IN MX

mta7�.

yahoo.com

IN MX

mta5�.
DNS

mta6.am0.yahoodns.net

svchost.exe

Remote address:

8.8.8.8:53

Request

mta6.am0.yahoodns.net

IN A

Response

mta6.am0.yahoodns.net

IN A

98.136.96.91

mta6.am0.yahoodns.net

IN A

67.195.228.94

mta6.am0.yahoodns.net

IN A

98.136.96.75

mta6.am0.yahoodns.net

IN A

67.195.204.72

mta6.am0.yahoodns.net

IN A

67.195.228.106

mta6.am0.yahoodns.net

IN A

98.136.96.74

mta6.am0.yahoodns.net

IN A

98.136.96.76

mta6.am0.yahoodns.net

IN A

67.195.228.109
DNS

lakeflex.ru

svchost.exe

Remote address:

8.8.8.8:53

Request

lakeflex.ru

IN A

Response
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

142.250.102.26

smtp.google.com

IN A

142.250.102.27

smtp.google.com

IN A

142.250.27.27

smtp.google.com

IN A

142.250.27.26
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

20.112.250.133:80

microsoft.com

svchost.exe

190 B
92 B
4
2
52.101.42.0:25

microsoft-com.mail.protection.outlook.com

svchost.exe

152 B
3
98.136.96.91:25

mta6.am0.yahoodns.net

svchost.exe

152 B
3
142.250.102.26:25

smtp.google.com

svchost.exe

152 B
3
94.100.180.31:25

mxs.mail.ru

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

20.112.250.133

20.76.201.171

20.231.239.246

20.70.246.20

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

52.101.8.49

52.101.11.0

52.101.40.26
8.8.8.8:53

quadoil.ru

dns

svchost.exe

56 B
117 B
1
1

DNS Request

quadoil.ru
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

mta6.am0.yahoodns.net

dns

svchost.exe

67 B
195 B
1
1

DNS Request

mta6.am0.yahoodns.net

DNS Response

98.136.96.91

67.195.228.94

98.136.96.75

67.195.204.72

67.195.228.106

98.136.96.74

98.136.96.76

67.195.228.109
8.8.8.8:53

lakeflex.ru

dns

svchost.exe

57 B
118 B
1
1

DNS Request

lakeflex.ru
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
125 B
1
1

DNS Request

smtp.google.com

DNS Response

142.250.102.26

142.250.102.27

142.250.27.27

142.250.27.26
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\qmbbgntk.exe

Filesize
11.0MB

MD5
5c56293c5f900392b8aeb6a334acd998

SHA1
30baa8bdecf12f006f42c6ce9ed2cd5b16411126

SHA256
88849e355ca70929d96a6920d859f6d0e704a664020cdca9b3dae1288be2700a

SHA512
171f0477d258ffc59a290c0f3d6bdf19e061b179d98f899eefd4cd86c09b12d3bcca93ea4de799090251a961e991572f8e926840fd55fc129e5e3a10532acfce

Download Submit
memory/2016-13-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2016-10-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2016-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2016-16-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2016-17-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2644-2-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2644-1-0x0000000000230000-0x0000000000243000-memory.dmp

Filesize
76KB

Download
memory/2644-9-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2644-8-0x0000000000230000-0x0000000000243000-memory.dmp

Filesize
76KB

Download
memory/2644-7-0x0000000000220000-0x000000000022D000-memory.dmp

Filesize
52KB

Download
memory/2644-6-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

Download
memory/2644-0-0x0000000000220000-0x000000000022D000-memory.dmp

Filesize
52KB

Download
memory/2688-15-0x0000000000400000-0x0000000000445000-memory.dmp

Filesize
276KB

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 Request

DNS Response

DNS Request

DNS Request

DNS Request

DNS Response

DNS Request

DNS Request

DNS Response

MITRE ATT&CK Enterprise v15

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Downloads

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