tofsee | cacdb4e37012ec385c2bb75d6a5a5fe033bbf58ee5191a1d01f0f44e6227152a

Analysis

max time kernel
150s
max time network
131s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
08/02/2025, 00:49

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General

Target

2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.exe
Size

14.3MB
MD5

23c52ca0d27ecf2f601c94cf24f77680
SHA1

cee7103866b417f46f65f6a33cb05e1ce951e808
SHA256

cacdb4e37012ec385c2bb75d6a5a5fe033bbf58ee5191a1d01f0f44e6227152a
SHA512

e1028748bcee74666a38660b8b594515c31f1c3025af07528abdfc11b8c47df5e12613140ffb73fc684ee5cbeaa0dcc6782956c6c0e0e12e23ad8f13edd7d3db
SSDEEP

3072:XLBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/Y:uOMdRQr7OB0ypmMXnl8XEPM3noSWOC

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\pziuimkn = "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
2704	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\pziuimkn\ImagePath = "C:\\Windows\\SysWOW64\\pziuimkn\\lffwhqhj.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
1104	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2612	lffwhqhj.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2612 set thread context of 1104	2612	lffwhqhj.exe	43

Launches sc.exe 3 IoCs

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

pid	Process
2884	sc.exe
2332	sc.exe
2976	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	2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.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	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	lffwhqhj.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2772 wrote to memory of 2720	2772	2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.exe	30
PID 2772 wrote to memory of 2720	2772	2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.exe	30
PID 2772 wrote to memory of 2720	2772	2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.exe	30
PID 2772 wrote to memory of 2720	2772	2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.exe	30
PID 2772 wrote to memory of 2744	2772	2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.exe	32
PID 2772 wrote to memory of 2744	2772	2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.exe	32
PID 2772 wrote to memory of 2744	2772	2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.exe	32
PID 2772 wrote to memory of 2744	2772	2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.exe	32
PID 2772 wrote to memory of 2976	2772	2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.exe	34
PID 2772 wrote to memory of 2976	2772	2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.exe	34
PID 2772 wrote to memory of 2976	2772	2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.exe	34
PID 2772 wrote to memory of 2976	2772	2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.exe	34
PID 2772 wrote to memory of 2884	2772	2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.exe	36
PID 2772 wrote to memory of 2884	2772	2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.exe	36
PID 2772 wrote to memory of 2884	2772	2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.exe	36
PID 2772 wrote to memory of 2884	2772	2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.exe	36
PID 2772 wrote to memory of 2332	2772	2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.exe	38
PID 2772 wrote to memory of 2332	2772	2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.exe	38
PID 2772 wrote to memory of 2332	2772	2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.exe	38
PID 2772 wrote to memory of 2332	2772	2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.exe	38
PID 2772 wrote to memory of 2704	2772	2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.exe	40
PID 2772 wrote to memory of 2704	2772	2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.exe	40
PID 2772 wrote to memory of 2704	2772	2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.exe	40
PID 2772 wrote to memory of 2704	2772	2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.exe	40
PID 2612 wrote to memory of 1104	2612	lffwhqhj.exe	43
PID 2612 wrote to memory of 1104	2612	lffwhqhj.exe	43
PID 2612 wrote to memory of 1104	2612	lffwhqhj.exe	43
PID 2612 wrote to memory of 1104	2612	lffwhqhj.exe	43
PID 2612 wrote to memory of 1104	2612	lffwhqhj.exe	43
PID 2612 wrote to memory of 1104	2612	lffwhqhj.exe	43

C:\Users\Admin\AppData\Local\Temp\2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2772
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\pziuimkn\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2720
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\lffwhqhj.exe" C:\Windows\SysWOW64\pziuimkn\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2744
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create pziuimkn binPath= "C:\Windows\SysWOW64\pziuimkn\lffwhqhj.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2976
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description pziuimkn "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2884
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start pziuimkn
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2332
- 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:2704

C:\Windows\SysWOW64\pziuimkn\lffwhqhj.exe
C:\Windows\SysWOW64\pziuimkn\lffwhqhj.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-02-08_23c52ca0d27ecf2f601c94cf24f77680_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2612
- 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:1104

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\lffwhqhj.exe

Filesize
14.8MB

MD5
b82fd7f8c53a08352f6a9b9334e91beb

SHA1
1706f756e43a88d305fa8ef491e5d71b8505c3cc

SHA256
d7fe9f760dfce3b7a6b53e5159d3b7af53cf7c1041af9bbb9f1e335d9946d74e

SHA512
3e0abd797ac7aaef9861a7ff397d1370956fafc51839bc98aaea524d4c9853d13e91119ee24ce2eb9b6a99d2b476defa1a0995bd655b3468a20aab713604002d

Download Submit
memory/1104-11-0x0000000000110000-0x0000000000125000-memory.dmp

Filesize
84KB

Download
memory/1104-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1104-14-0x0000000000110000-0x0000000000125000-memory.dmp

Filesize
84KB

Download
memory/1104-17-0x0000000000110000-0x0000000000125000-memory.dmp

Filesize
84KB

Download
memory/1104-18-0x0000000000110000-0x0000000000125000-memory.dmp

Filesize
84KB

Download
memory/2612-16-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2772-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2772-2-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2772-7-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2772-6-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2772-8-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2772-1-0x0000000000890000-0x0000000000990000-memory.dmp

Filesize
1024KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads