tofsee | ce8d223d462ed3e16b7e9a1d7f80516a551d774b78f260ba7ebf0b7cfbf513c1

Analysis

max time kernel
146s
max time network
135s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
07/02/2025, 21:34

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General

Target

2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe
Size

10.9MB
MD5

dad7306013c1e4819d13444950e6259b
SHA1

79c338f3a6db58672323154a096c6cbaf28e307b
SHA256

ce8d223d462ed3e16b7e9a1d7f80516a551d774b78f260ba7ebf0b7cfbf513c1
SHA512

a2ae09cffd27445659bacbb65658718b8ffea6f62a9b77fd76e98b8a212a8ec0a054a2a0a717ee685ad105b3ebe82850225ef88dc19d82be7443076380bb6672
SSDEEP

6144:fLQ1p/2p5e+D2jFHO+iZoy6u9FlfrXEz9NQNQNQNQNQNQNQNQNQNQNQNQNQNQNQN:ETYe+D2jFu+iZoUFhAz

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\xvmusqsl = "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
2772	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\xvmusqsl\ImagePath = "C:\\Windows\\SysWOW64\\xvmusqsl\\tgspivak.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
1188	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2836	tgspivak.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2836 set thread context of 1188	2836	tgspivak.exe	42

Launches sc.exe 3 IoCs

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

pid	Process
2284	sc.exe
2740	sc.exe
3024	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	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tgspivak.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2808 wrote to memory of 2968	2808	2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe	29
PID 2808 wrote to memory of 2968	2808	2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe	29
PID 2808 wrote to memory of 2968	2808	2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe	29
PID 2808 wrote to memory of 2968	2808	2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe	29
PID 2808 wrote to memory of 3008	2808	2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe	31
PID 2808 wrote to memory of 3008	2808	2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe	31
PID 2808 wrote to memory of 3008	2808	2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe	31
PID 2808 wrote to memory of 3008	2808	2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe	31
PID 2808 wrote to memory of 3024	2808	2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe	33
PID 2808 wrote to memory of 3024	2808	2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe	33
PID 2808 wrote to memory of 3024	2808	2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe	33
PID 2808 wrote to memory of 3024	2808	2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe	33
PID 2808 wrote to memory of 2284	2808	2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe	35
PID 2808 wrote to memory of 2284	2808	2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe	35
PID 2808 wrote to memory of 2284	2808	2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe	35
PID 2808 wrote to memory of 2284	2808	2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe	35
PID 2808 wrote to memory of 2740	2808	2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe	37
PID 2808 wrote to memory of 2740	2808	2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe	37
PID 2808 wrote to memory of 2740	2808	2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe	37
PID 2808 wrote to memory of 2740	2808	2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe	37
PID 2808 wrote to memory of 2772	2808	2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe	39
PID 2808 wrote to memory of 2772	2808	2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe	39
PID 2808 wrote to memory of 2772	2808	2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe	39
PID 2808 wrote to memory of 2772	2808	2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe	39
PID 2836 wrote to memory of 1188	2836	tgspivak.exe	42
PID 2836 wrote to memory of 1188	2836	tgspivak.exe	42
PID 2836 wrote to memory of 1188	2836	tgspivak.exe	42
PID 2836 wrote to memory of 1188	2836	tgspivak.exe	42
PID 2836 wrote to memory of 1188	2836	tgspivak.exe	42
PID 2836 wrote to memory of 1188	2836	tgspivak.exe	42

C:\Users\Admin\AppData\Local\Temp\2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2808
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\xvmusqsl\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2968
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\tgspivak.exe" C:\Windows\SysWOW64\xvmusqsl\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3008
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create xvmusqsl binPath= "C:\Windows\SysWOW64\xvmusqsl\tgspivak.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:3024
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description xvmusqsl "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2284
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start xvmusqsl
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2740
- 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:2772

C:\Windows\SysWOW64\xvmusqsl\tgspivak.exe
C:\Windows\SysWOW64\xvmusqsl\tgspivak.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-02-07_dad7306013c1e4819d13444950e6259b_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2836
- 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:1188

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\tgspivak.exe

Filesize
14.6MB

MD5
9b06a77039e97cec27909260471704d0

SHA1
9eb75d9fc38bb32134a96efad33d2b25a01f0904

SHA256
b697d22212bfee9506fbcafbb1aa6b8ceab79a15313212cc06f013d359fc12dd

SHA512
ef5d04adcda560943aaa71166c2a4efe7e37d24fc8f8b98c195275d1e9b1aa183a53227c9219a954570e044e2e8c99dc6c0913de42596c97b9a5cbf7b4705476

Download Submit
memory/1188-11-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/1188-14-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/1188-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1188-17-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/1188-18-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2808-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2808-2-0x0000000000220000-0x0000000000233000-memory.dmp

Filesize
76KB

Download
memory/2808-7-0x0000000000220000-0x0000000000233000-memory.dmp

Filesize
76KB

Download
memory/2808-8-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2808-6-0x0000000000400000-0x00000000004C1000-memory.dmp

Filesize
772KB

Download
memory/2808-1-0x00000000005B0000-0x00000000006B0000-memory.dmp

Filesize
1024KB

Download
memory/2836-16-0x0000000000400000-0x00000000004C1000-memory.dmp

Filesize
772KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads