tofsee | c3eab9f7c4d60f0601c2279352a461391abc84140b33de56f265e8a77dbfb2d2

Analysis

max time kernel
144s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06-02-2025 05:43

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General

Target

2025-02-06_a71863a497a119aa46ae43adedf4664f_mafia.exe
Size

10.6MB
MD5

a71863a497a119aa46ae43adedf4664f
SHA1

c050da7d1a1ea25b3e2f250ef1c94f2cc843fa06
SHA256

c3eab9f7c4d60f0601c2279352a461391abc84140b33de56f265e8a77dbfb2d2
SHA512

173d2fed46cbd86b3cb2265813adad5fd62dedff5e5f8f63ceb48a2b539a622ded02387d218efe286d1e40489561227af08af4652398f3698372c06c97ed0757
SSDEEP

24576:OpomTTN9ttttttttttttttttttttttttttttttttttttttttttttttttttttttt/:ioo

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\lrpspnm = "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
2900	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\lrpspnm\ImagePath = "C:\\Windows\\SysWOW64\\lrpspnm\\beketepv.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2956	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2096	beketepv.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2096 set thread context of 2956	2096	beketepv.exe	43

Launches sc.exe 3 IoCs

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

pid	Process
2764	sc.exe
2260	sc.exe
2872	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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-02-06_a71863a497a119aa46ae43adedf4664f_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	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	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	beketepv.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2572 wrote to memory of 1152	2572	2025-02-06_a71863a497a119aa46ae43adedf4664f_mafia.exe	30
PID 2572 wrote to memory of 1152	2572	2025-02-06_a71863a497a119aa46ae43adedf4664f_mafia.exe	30
PID 2572 wrote to memory of 1152	2572	2025-02-06_a71863a497a119aa46ae43adedf4664f_mafia.exe	30
PID 2572 wrote to memory of 1152	2572	2025-02-06_a71863a497a119aa46ae43adedf4664f_mafia.exe	30
PID 2572 wrote to memory of 1792	2572	2025-02-06_a71863a497a119aa46ae43adedf4664f_mafia.exe	32
PID 2572 wrote to memory of 1792	2572	2025-02-06_a71863a497a119aa46ae43adedf4664f_mafia.exe	32
PID 2572 wrote to memory of 1792	2572	2025-02-06_a71863a497a119aa46ae43adedf4664f_mafia.exe	32
PID 2572 wrote to memory of 1792	2572	2025-02-06_a71863a497a119aa46ae43adedf4664f_mafia.exe	32
PID 2572 wrote to memory of 2260	2572	2025-02-06_a71863a497a119aa46ae43adedf4664f_mafia.exe	34
PID 2572 wrote to memory of 2260	2572	2025-02-06_a71863a497a119aa46ae43adedf4664f_mafia.exe	34
PID 2572 wrote to memory of 2260	2572	2025-02-06_a71863a497a119aa46ae43adedf4664f_mafia.exe	34
PID 2572 wrote to memory of 2260	2572	2025-02-06_a71863a497a119aa46ae43adedf4664f_mafia.exe	34
PID 2572 wrote to memory of 2872	2572	2025-02-06_a71863a497a119aa46ae43adedf4664f_mafia.exe	36
PID 2572 wrote to memory of 2872	2572	2025-02-06_a71863a497a119aa46ae43adedf4664f_mafia.exe	36
PID 2572 wrote to memory of 2872	2572	2025-02-06_a71863a497a119aa46ae43adedf4664f_mafia.exe	36
PID 2572 wrote to memory of 2872	2572	2025-02-06_a71863a497a119aa46ae43adedf4664f_mafia.exe	36
PID 2572 wrote to memory of 2764	2572	2025-02-06_a71863a497a119aa46ae43adedf4664f_mafia.exe	38
PID 2572 wrote to memory of 2764	2572	2025-02-06_a71863a497a119aa46ae43adedf4664f_mafia.exe	38
PID 2572 wrote to memory of 2764	2572	2025-02-06_a71863a497a119aa46ae43adedf4664f_mafia.exe	38
PID 2572 wrote to memory of 2764	2572	2025-02-06_a71863a497a119aa46ae43adedf4664f_mafia.exe	38
PID 2572 wrote to memory of 2900	2572	2025-02-06_a71863a497a119aa46ae43adedf4664f_mafia.exe	41
PID 2572 wrote to memory of 2900	2572	2025-02-06_a71863a497a119aa46ae43adedf4664f_mafia.exe	41
PID 2572 wrote to memory of 2900	2572	2025-02-06_a71863a497a119aa46ae43adedf4664f_mafia.exe	41
PID 2572 wrote to memory of 2900	2572	2025-02-06_a71863a497a119aa46ae43adedf4664f_mafia.exe	41
PID 2096 wrote to memory of 2956	2096	beketepv.exe	43
PID 2096 wrote to memory of 2956	2096	beketepv.exe	43
PID 2096 wrote to memory of 2956	2096	beketepv.exe	43
PID 2096 wrote to memory of 2956	2096	beketepv.exe	43
PID 2096 wrote to memory of 2956	2096	beketepv.exe	43
PID 2096 wrote to memory of 2956	2096	beketepv.exe	43

C:\Users\Admin\AppData\Local\Temp\2025-02-06_a71863a497a119aa46ae43adedf4664f_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-06_a71863a497a119aa46ae43adedf4664f_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2572
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\lrpspnm\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1152
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\beketepv.exe" C:\Windows\SysWOW64\lrpspnm\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1792
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create lrpspnm binPath= "C:\Windows\SysWOW64\lrpspnm\beketepv.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-02-06_a71863a497a119aa46ae43adedf4664f_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2260
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description lrpspnm "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2872
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start lrpspnm
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2764
- 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:2900

C:\Windows\SysWOW64\lrpspnm\beketepv.exe
C:\Windows\SysWOW64\lrpspnm\beketepv.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-02-06_a71863a497a119aa46ae43adedf4664f_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2096
- 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:2956

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\beketepv.exe

Filesize
13.3MB

MD5
4bf45e42604ce5702eea4183afd930ab

SHA1
13ed1de73512918ed1689b888301fe40305f8f73

SHA256
b7d9aaee3d3a35d30336c360011ccd29cec308669e53b920f3a0f811bc2546ed

SHA512
70c829e9a89682fe3b1c647bd7af08af90d41dce88f3ed51c1f09dcc82d2c1ed514dd0b852b5348538961b1d895079b20889ccc7b33d1ed10181076c102c98c8

Download Submit
memory/2096-17-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2572-7-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2572-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2572-9-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2572-8-0x00000000001B0000-0x00000000001C3000-memory.dmp

Filesize
76KB

Download
memory/2572-1-0x00000000002B0000-0x00000000003B0000-memory.dmp

Filesize
1024KB

Download
memory/2572-2-0x00000000001B0000-0x00000000001C3000-memory.dmp

Filesize
76KB

Download
memory/2956-16-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2956-14-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2956-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2956-11-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2956-18-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads