tofsee | 12b0178d8d6ad98ac457790240a3c04c3b74d3b47876ab525cfcf8c0cfcfd930

Analysis

max time kernel
144s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-01-2025 18:38

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General

Target

2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe
Size

11.8MB
MD5

24bd85cfd4f367380324d69d46805978
SHA1

9ae1e14cd3733e22bf9be7f9fb8dc06ec4425abc
SHA256

12b0178d8d6ad98ac457790240a3c04c3b74d3b47876ab525cfcf8c0cfcfd930
SHA512

473902b4699dbc65d9d501f2cf3241223f039116a74dd66ea9203d4330f876956c6aa70fbaf8a00d0190e28c32dd4a00e37f0da952b6d55d0a07271d2e17b289
SSDEEP

3072:ULBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/Y:ROMdRQr7OB0ypmMXnl8XEPM3noSWOC

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\ndjimauc = "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
2572	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\ndjimauc\ImagePath = "C:\\Windows\\SysWOW64\\ndjimauc\\faewmxzx.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2780	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2772	faewmxzx.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2772 set thread context of 2780	2772	faewmxzx.exe	39

Launches sc.exe 3 IoCs

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

pid	Process
2820	sc.exe
2232	sc.exe
2736	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 value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\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	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	faewmxzx.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2692 wrote to memory of 1936	2692	2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe	28
PID 2692 wrote to memory of 1936	2692	2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe	28
PID 2692 wrote to memory of 1936	2692	2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe	28
PID 2692 wrote to memory of 1936	2692	2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe	28
PID 2692 wrote to memory of 2700	2692	2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe	30
PID 2692 wrote to memory of 2700	2692	2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe	30
PID 2692 wrote to memory of 2700	2692	2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe	30
PID 2692 wrote to memory of 2700	2692	2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe	30
PID 2692 wrote to memory of 2820	2692	2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe	32
PID 2692 wrote to memory of 2820	2692	2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe	32
PID 2692 wrote to memory of 2820	2692	2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe	32
PID 2692 wrote to memory of 2820	2692	2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe	32
PID 2692 wrote to memory of 2232	2692	2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe	34
PID 2692 wrote to memory of 2232	2692	2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe	34
PID 2692 wrote to memory of 2232	2692	2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe	34
PID 2692 wrote to memory of 2232	2692	2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe	34
PID 2692 wrote to memory of 2736	2692	2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe	36
PID 2692 wrote to memory of 2736	2692	2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe	36
PID 2692 wrote to memory of 2736	2692	2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe	36
PID 2692 wrote to memory of 2736	2692	2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe	36
PID 2772 wrote to memory of 2780	2772	faewmxzx.exe	39
PID 2772 wrote to memory of 2780	2772	faewmxzx.exe	39
PID 2772 wrote to memory of 2780	2772	faewmxzx.exe	39
PID 2772 wrote to memory of 2780	2772	faewmxzx.exe	39
PID 2772 wrote to memory of 2780	2772	faewmxzx.exe	39
PID 2772 wrote to memory of 2780	2772	faewmxzx.exe	39
PID 2692 wrote to memory of 2572	2692	2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe	40
PID 2692 wrote to memory of 2572	2692	2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe	40
PID 2692 wrote to memory of 2572	2692	2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe	40
PID 2692 wrote to memory of 2572	2692	2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe	40

C:\Users\Admin\AppData\Local\Temp\2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2692
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\ndjimauc\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1936
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\faewmxzx.exe" C:\Windows\SysWOW64\ndjimauc\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2700
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create ndjimauc binPath= "C:\Windows\SysWOW64\ndjimauc\faewmxzx.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2820
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description ndjimauc "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2232
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start ndjimauc
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2736
- 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:2572

C:\Windows\SysWOW64\ndjimauc\faewmxzx.exe
C:\Windows\SysWOW64\ndjimauc\faewmxzx.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-01-25_24bd85cfd4f367380324d69d46805978_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2772
- 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:2780

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\faewmxzx.exe

Filesize
10.3MB

MD5
cea6ed976fb538f1852cac687d9d26bf

SHA1
e85ba056c596bbae3e8aa63896ec3d01229c2d67

SHA256
dae8e88a9d8d5f7878b479fc302ae5c05a31c87ec881db04897a377de4925dc9

SHA512
444308fa4260ef1cfceefcf5fe7760e7e777dbe77912f0c3751a9021a5eb2243dbfb214c9081c2aea2317ed41c2cab09870e986ccae97e7ce4949eaaec99166c

Download Submit
memory/2692-14-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2692-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2692-2-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2692-15-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2692-1-0x0000000000500000-0x0000000000600000-memory.dmp

Filesize
1024KB

Download
memory/2692-16-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2772-12-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2780-8-0x00000000000D0000-0x00000000000E5000-memory.dmp

Filesize
84KB

Download
memory/2780-11-0x00000000000D0000-0x00000000000E5000-memory.dmp

Filesize
84KB

Download
memory/2780-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2780-17-0x00000000000D0000-0x00000000000E5000-memory.dmp

Filesize
84KB

Download
memory/2780-18-0x00000000000D0000-0x00000000000E5000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads