tofsee | e1f07793a0019b5919df7f8a0d921b543215e882fbaeddd59454788c2a63b8da

Analysis

max time kernel
145s
max time network
121s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
30/01/2025, 21:26

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General

Target

2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe
Size

13.4MB
MD5

07fd85a206bfeac8bb76245b7e16680a
SHA1

2453b2c048f4ae7fd52fd0feba91ea60582c2b7a
SHA256

e1f07793a0019b5919df7f8a0d921b543215e882fbaeddd59454788c2a63b8da
SHA512

5ec198bae21579d5b638e13f7699166a84c06a0d806eba4085d80d81d1da9a5670dc4c8ff4e5cf6092782e9c3285719880571c5603cb0c9bece90bee133eb6c3
SSDEEP

393216:kXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXH:

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\jqgzxjyc = "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
1084	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\jqgzxjyc\ImagePath = "C:\\Windows\\SysWOW64\\jqgzxjyc\\wnjqhgko.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
776	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
1648	wnjqhgko.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1648 set thread context of 776	1648	wnjqhgko.exe	41

Launches sc.exe 3 IoCs

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

pid	Process
2720	sc.exe
2708	sc.exe
1920	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	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	2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wnjqhgko.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 2848 wrote to memory of 1372	2848	2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe	30
PID 2848 wrote to memory of 1372	2848	2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe	30
PID 2848 wrote to memory of 1372	2848	2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe	30
PID 2848 wrote to memory of 1372	2848	2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe	30
PID 2848 wrote to memory of 2572	2848	2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe	32
PID 2848 wrote to memory of 2572	2848	2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe	32
PID 2848 wrote to memory of 2572	2848	2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe	32
PID 2848 wrote to memory of 2572	2848	2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe	32
PID 2848 wrote to memory of 2720	2848	2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe	34
PID 2848 wrote to memory of 2720	2848	2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe	34
PID 2848 wrote to memory of 2720	2848	2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe	34
PID 2848 wrote to memory of 2720	2848	2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe	34
PID 2848 wrote to memory of 2708	2848	2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe	36
PID 2848 wrote to memory of 2708	2848	2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe	36
PID 2848 wrote to memory of 2708	2848	2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe	36
PID 2848 wrote to memory of 2708	2848	2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe	36
PID 2848 wrote to memory of 1920	2848	2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe	38
PID 2848 wrote to memory of 1920	2848	2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe	38
PID 2848 wrote to memory of 1920	2848	2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe	38
PID 2848 wrote to memory of 1920	2848	2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe	38
PID 1648 wrote to memory of 776	1648	wnjqhgko.exe	41
PID 1648 wrote to memory of 776	1648	wnjqhgko.exe	41
PID 1648 wrote to memory of 776	1648	wnjqhgko.exe	41
PID 1648 wrote to memory of 776	1648	wnjqhgko.exe	41
PID 1648 wrote to memory of 776	1648	wnjqhgko.exe	41
PID 1648 wrote to memory of 776	1648	wnjqhgko.exe	41
PID 2848 wrote to memory of 1084	2848	2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe	42
PID 2848 wrote to memory of 1084	2848	2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe	42
PID 2848 wrote to memory of 1084	2848	2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe	42
PID 2848 wrote to memory of 1084	2848	2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe	42

C:\Users\Admin\AppData\Local\Temp\2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2848
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\jqgzxjyc\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1372
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\wnjqhgko.exe" C:\Windows\SysWOW64\jqgzxjyc\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2572
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create jqgzxjyc binPath= "C:\Windows\SysWOW64\jqgzxjyc\wnjqhgko.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2720
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description jqgzxjyc "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2708
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start jqgzxjyc
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:1920
- 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:1084

C:\Windows\SysWOW64\jqgzxjyc\wnjqhgko.exe
C:\Windows\SysWOW64\jqgzxjyc\wnjqhgko.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-01-30_07fd85a206bfeac8bb76245b7e16680a_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1648
- 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:776

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\wnjqhgko.exe

Filesize
13.9MB

MD5
d62e0863f7f16ef4ce0e2337ec0237ef

SHA1
293bcc2513c28ac7595092b83312d74ca2f61d9d

SHA256
0c35a60c153ee9d34677e68c1c7d703cd5cdfd415ca0d0a0465c38a127eca423

SHA512
34b41fb700563631f97d6a9e0331392ff1d3d10b2d8dca8c078fcb58683c1eb655ec8e01ea9c724fb6bf66d633261bdfd7799f4df114ade657f29b48dbb52130

Download Submit
memory/776-8-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/776-18-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/776-17-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/776-11-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/776-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1648-12-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/2848-1-0x0000000000520000-0x0000000000620000-memory.dmp

Filesize
1024KB

Download
memory/2848-14-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/2848-16-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2848-15-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2848-4-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2848-2-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads