tofsee | b74ea2c28c3157d6261d1ad2700137a9e2beb81145a433b5d16c0fcbf8fe79ba

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
03-02-2025 21:26

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General

Target

2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.exe
Size

13.6MB
MD5

aea54ad2d5cbdd85e9515c75e4849edd
SHA1

6dbcaabb7b0db5779c88b64d53ab1d97cfc9e686
SHA256

b74ea2c28c3157d6261d1ad2700137a9e2beb81145a433b5d16c0fcbf8fe79ba
SHA512

410d52366122a1d8d48626a961e1d534bc72ac32f979fbdcda97abd0f278994c701315ccbf8c5a3101fbc2a59eddae61af155d91e095b5cfc6cb36bac366abe3
SSDEEP

24576:fpomTTN9ttttttttttttttttttttttttttttttttttttttttttttttttttttttt9:Roo

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\lkqiftmy = "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
408	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\lkqiftmy\ImagePath = "C:\\Windows\\SysWOW64\\lkqiftmy\\tyidxjgi.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2084	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2832	tyidxjgi.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2832 set thread context of 2084	2832	tyidxjgi.exe	40

Launches sc.exe 3 IoCs

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

pid	Process
2732	sc.exe
2744	sc.exe
2956	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	tyidxjgi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.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	svchost.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 908 wrote to memory of 2260	908	2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.exe	29
PID 908 wrote to memory of 2260	908	2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.exe	29
PID 908 wrote to memory of 2260	908	2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.exe	29
PID 908 wrote to memory of 2260	908	2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.exe	29
PID 908 wrote to memory of 2192	908	2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.exe	31
PID 908 wrote to memory of 2192	908	2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.exe	31
PID 908 wrote to memory of 2192	908	2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.exe	31
PID 908 wrote to memory of 2192	908	2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.exe	31
PID 908 wrote to memory of 2732	908	2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.exe	33
PID 908 wrote to memory of 2732	908	2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.exe	33
PID 908 wrote to memory of 2732	908	2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.exe	33
PID 908 wrote to memory of 2732	908	2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.exe	33
PID 908 wrote to memory of 2744	908	2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.exe	35
PID 908 wrote to memory of 2744	908	2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.exe	35
PID 908 wrote to memory of 2744	908	2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.exe	35
PID 908 wrote to memory of 2744	908	2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.exe	35
PID 908 wrote to memory of 2956	908	2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.exe	37
PID 908 wrote to memory of 2956	908	2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.exe	37
PID 908 wrote to memory of 2956	908	2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.exe	37
PID 908 wrote to memory of 2956	908	2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.exe	37
PID 2832 wrote to memory of 2084	2832	tyidxjgi.exe	40
PID 2832 wrote to memory of 2084	2832	tyidxjgi.exe	40
PID 2832 wrote to memory of 2084	2832	tyidxjgi.exe	40
PID 2832 wrote to memory of 2084	2832	tyidxjgi.exe	40
PID 2832 wrote to memory of 2084	2832	tyidxjgi.exe	40
PID 2832 wrote to memory of 2084	2832	tyidxjgi.exe	40
PID 908 wrote to memory of 408	908	2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.exe	41
PID 908 wrote to memory of 408	908	2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.exe	41
PID 908 wrote to memory of 408	908	2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.exe	41
PID 908 wrote to memory of 408	908	2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.exe	41

C:\Users\Admin\AppData\Local\Temp\2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:908
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\lkqiftmy\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2260
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\tyidxjgi.exe" C:\Windows\SysWOW64\lkqiftmy\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2192
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create lkqiftmy binPath= "C:\Windows\SysWOW64\lkqiftmy\tyidxjgi.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2732
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description lkqiftmy "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2744
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start lkqiftmy
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2956
- 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:408

C:\Windows\SysWOW64\lkqiftmy\tyidxjgi.exe
C:\Windows\SysWOW64\lkqiftmy\tyidxjgi.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-02-03_aea54ad2d5cbdd85e9515c75e4849edd_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2832
- 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:2084

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\tyidxjgi.exe

Filesize
13.8MB

MD5
3ea6b2e6df4ef5d7fc9ed7c05bfb3607

SHA1
a7c46ace32d3144c86107ca44c986aa6f22b2cee

SHA256
f5b7f9aafbd948469efcfdafa7355fe9a9871529d3c40ad9fb49f3bb9806db89

SHA512
bee217097d4bd81809ab62640856431a03fb1f322cd699b56c25064b4636c29e113d549cd07cff6799df6cb062343c69e9846941db59bf6aa09fad881dd47ac1

Download Submit
memory/908-15-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/908-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/908-2-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/908-14-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/908-1-0x0000000000580000-0x0000000000680000-memory.dmp

Filesize
1024KB

Download
memory/908-16-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2084-11-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2084-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2084-8-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2084-17-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2084-18-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2832-12-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads