tofsee | 4eafa00d707062e8b6e1769d99ac329773c06680c86e1cbeb121dbd94a779b01

Analysis

max time kernel
144s
max time network
125s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01-02-2025 19:58

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General

Target

2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_mafia.exe
Size

11.9MB
MD5

25e8359afd9a9eb6d9a9603edddefff7
SHA1

e4f348fd6d7bafdd58715d4310f79c4aab2374b6
SHA256

4eafa00d707062e8b6e1769d99ac329773c06680c86e1cbeb121dbd94a779b01
SHA512

8d92e295423aaf3271bdcce48d1e7d61eb2d2559a93fd855ac025f6eb0e0d9f20fc6e9b5ad90843c5b94a7af23509a23072a0d40edd1938c1b7ca526452c7604
SSDEEP

3072:zLBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/Y:6OMdRQr7OB0ypmMXnl8XEPM3noSWOC

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\imanhgih = "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
2856	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\imanhgih\ImagePath = "C:\\Windows\\SysWOW64\\imanhgih\\qtztitek.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2764	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2728	qtztitek.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2728 set thread context of 2764	2728	qtztitek.exe	41

Launches sc.exe 3 IoCs

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

pid	Process
2808	sc.exe
2944	sc.exe
2268	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	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	qtztitek.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_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

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2504 wrote to memory of 1788	2504	2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_mafia.exe	30
PID 2504 wrote to memory of 1788	2504	2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_mafia.exe	30
PID 2504 wrote to memory of 1788	2504	2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_mafia.exe	30
PID 2504 wrote to memory of 1788	2504	2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_mafia.exe	30
PID 2504 wrote to memory of 2404	2504	2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_mafia.exe	32
PID 2504 wrote to memory of 2404	2504	2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_mafia.exe	32
PID 2504 wrote to memory of 2404	2504	2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_mafia.exe	32
PID 2504 wrote to memory of 2404	2504	2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_mafia.exe	32
PID 2504 wrote to memory of 2268	2504	2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_mafia.exe	34
PID 2504 wrote to memory of 2268	2504	2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_mafia.exe	34
PID 2504 wrote to memory of 2268	2504	2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_mafia.exe	34
PID 2504 wrote to memory of 2268	2504	2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_mafia.exe	34
PID 2504 wrote to memory of 2808	2504	2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_mafia.exe	36
PID 2504 wrote to memory of 2808	2504	2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_mafia.exe	36
PID 2504 wrote to memory of 2808	2504	2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_mafia.exe	36
PID 2504 wrote to memory of 2808	2504	2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_mafia.exe	36
PID 2504 wrote to memory of 2944	2504	2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_mafia.exe	38
PID 2504 wrote to memory of 2944	2504	2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_mafia.exe	38
PID 2504 wrote to memory of 2944	2504	2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_mafia.exe	38
PID 2504 wrote to memory of 2944	2504	2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_mafia.exe	38
PID 2728 wrote to memory of 2764	2728	qtztitek.exe	41
PID 2728 wrote to memory of 2764	2728	qtztitek.exe	41
PID 2728 wrote to memory of 2764	2728	qtztitek.exe	41
PID 2728 wrote to memory of 2764	2728	qtztitek.exe	41
PID 2728 wrote to memory of 2764	2728	qtztitek.exe	41
PID 2728 wrote to memory of 2764	2728	qtztitek.exe	41
PID 2504 wrote to memory of 2856	2504	2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_mafia.exe	42
PID 2504 wrote to memory of 2856	2504	2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_mafia.exe	42
PID 2504 wrote to memory of 2856	2504	2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_mafia.exe	42
PID 2504 wrote to memory of 2856	2504	2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_mafia.exe	42

C:\Users\Admin\AppData\Local\Temp\2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2504
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\imanhgih\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1788
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\qtztitek.exe" C:\Windows\SysWOW64\imanhgih\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2404
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create imanhgih binPath= "C:\Windows\SysWOW64\imanhgih\qtztitek.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2268
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description imanhgih "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2808
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start imanhgih
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2944
- 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:2856

C:\Windows\SysWOW64\imanhgih\qtztitek.exe
C:\Windows\SysWOW64\imanhgih\qtztitek.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-02-01_25e8359afd9a9eb6d9a9603edddefff7_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2728
- 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:2764

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\qtztitek.exe

Filesize
12.6MB

MD5
ca9995388d86145b924e659d9c74fefa

SHA1
9cdd173e40fd257697309ad038abf81a60028a06

SHA256
d0e383c81ae009b3c541b2b04c2ed1f2812d691a93e2d3e4b7934a20fbd95cb1

SHA512
0bfded9f25b7b6416efad83edf700620fdf634b36f4ca50b08e7463485b9699ce09090f1a66b64f517a48c0bc42743eeb35a5645cddb51c364be1a75eafee2c5

Download Submit
memory/2504-16-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2504-1-0x00000000004D0000-0x00000000005D0000-memory.dmp

Filesize
1024KB

Download
memory/2504-2-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2504-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2504-15-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2504-14-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2728-13-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2764-11-0x0000000000110000-0x0000000000125000-memory.dmp

Filesize
84KB

Download
memory/2764-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2764-8-0x0000000000110000-0x0000000000125000-memory.dmp

Filesize
84KB

Download
memory/2764-18-0x0000000000110000-0x0000000000125000-memory.dmp

Filesize
84KB

Download
memory/2764-17-0x0000000000110000-0x0000000000125000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads