tofsee | e1e3b33f56d80864df7e06d7ba18b1529eac8f1abda7ff6300680fa7596ed190

Analysis

max time kernel
149s
max time network
130s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
09/02/2025, 06:54

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General

Target

2025-02-09_4612ec7fc536267438ce212a7663ff1c_mafia.exe
Size

13.0MB
MD5

4612ec7fc536267438ce212a7663ff1c
SHA1

c016ef22ebec364999abdcc06143d5e1fd5382d8
SHA256

e1e3b33f56d80864df7e06d7ba18b1529eac8f1abda7ff6300680fa7596ed190
SHA512

49f43d6bfa4c4abce6743c4b12133771b8bf3bac17695319b623afdd25b074839e52586c3765de314fbb1e9938f67b6881bb71ea700b5723613c2ce4e21ff7c8
SSDEEP

6144:DLQ1p/2p5e+D2jFHO+iZoy6u9FlfrXEz9NQNQNQNQNQNQNQNQNQNQNQNQNQNQNQo:4TYe+D2jFu+iZoUFhAz

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\omkmghim = "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
2736	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\omkmghim\ImagePath = "C:\\Windows\\SysWOW64\\omkmghim\\igpqzvkg.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2192	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2180	igpqzvkg.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2180 set thread context of 2192	2180	igpqzvkg.exe	43

Launches sc.exe 3 IoCs

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

pid	Process
1492	sc.exe
2852	sc.exe
3032	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	2025-02-09_4612ec7fc536267438ce212a7663ff1c_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	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	igpqzvkg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2804 wrote to memory of 2156	2804	2025-02-09_4612ec7fc536267438ce212a7663ff1c_mafia.exe	30
PID 2804 wrote to memory of 2156	2804	2025-02-09_4612ec7fc536267438ce212a7663ff1c_mafia.exe	30
PID 2804 wrote to memory of 2156	2804	2025-02-09_4612ec7fc536267438ce212a7663ff1c_mafia.exe	30
PID 2804 wrote to memory of 2156	2804	2025-02-09_4612ec7fc536267438ce212a7663ff1c_mafia.exe	30
PID 2804 wrote to memory of 1868	2804	2025-02-09_4612ec7fc536267438ce212a7663ff1c_mafia.exe	32
PID 2804 wrote to memory of 1868	2804	2025-02-09_4612ec7fc536267438ce212a7663ff1c_mafia.exe	32
PID 2804 wrote to memory of 1868	2804	2025-02-09_4612ec7fc536267438ce212a7663ff1c_mafia.exe	32
PID 2804 wrote to memory of 1868	2804	2025-02-09_4612ec7fc536267438ce212a7663ff1c_mafia.exe	32
PID 2804 wrote to memory of 3032	2804	2025-02-09_4612ec7fc536267438ce212a7663ff1c_mafia.exe	34
PID 2804 wrote to memory of 3032	2804	2025-02-09_4612ec7fc536267438ce212a7663ff1c_mafia.exe	34
PID 2804 wrote to memory of 3032	2804	2025-02-09_4612ec7fc536267438ce212a7663ff1c_mafia.exe	34
PID 2804 wrote to memory of 3032	2804	2025-02-09_4612ec7fc536267438ce212a7663ff1c_mafia.exe	34
PID 2804 wrote to memory of 1492	2804	2025-02-09_4612ec7fc536267438ce212a7663ff1c_mafia.exe	36
PID 2804 wrote to memory of 1492	2804	2025-02-09_4612ec7fc536267438ce212a7663ff1c_mafia.exe	36
PID 2804 wrote to memory of 1492	2804	2025-02-09_4612ec7fc536267438ce212a7663ff1c_mafia.exe	36
PID 2804 wrote to memory of 1492	2804	2025-02-09_4612ec7fc536267438ce212a7663ff1c_mafia.exe	36
PID 2804 wrote to memory of 2852	2804	2025-02-09_4612ec7fc536267438ce212a7663ff1c_mafia.exe	38
PID 2804 wrote to memory of 2852	2804	2025-02-09_4612ec7fc536267438ce212a7663ff1c_mafia.exe	38
PID 2804 wrote to memory of 2852	2804	2025-02-09_4612ec7fc536267438ce212a7663ff1c_mafia.exe	38
PID 2804 wrote to memory of 2852	2804	2025-02-09_4612ec7fc536267438ce212a7663ff1c_mafia.exe	38
PID 2804 wrote to memory of 2736	2804	2025-02-09_4612ec7fc536267438ce212a7663ff1c_mafia.exe	40
PID 2804 wrote to memory of 2736	2804	2025-02-09_4612ec7fc536267438ce212a7663ff1c_mafia.exe	40
PID 2804 wrote to memory of 2736	2804	2025-02-09_4612ec7fc536267438ce212a7663ff1c_mafia.exe	40
PID 2804 wrote to memory of 2736	2804	2025-02-09_4612ec7fc536267438ce212a7663ff1c_mafia.exe	40
PID 2180 wrote to memory of 2192	2180	igpqzvkg.exe	43
PID 2180 wrote to memory of 2192	2180	igpqzvkg.exe	43
PID 2180 wrote to memory of 2192	2180	igpqzvkg.exe	43
PID 2180 wrote to memory of 2192	2180	igpqzvkg.exe	43
PID 2180 wrote to memory of 2192	2180	igpqzvkg.exe	43
PID 2180 wrote to memory of 2192	2180	igpqzvkg.exe	43

C:\Users\Admin\AppData\Local\Temp\2025-02-09_4612ec7fc536267438ce212a7663ff1c_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-09_4612ec7fc536267438ce212a7663ff1c_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2804
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\omkmghim\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2156
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\igpqzvkg.exe" C:\Windows\SysWOW64\omkmghim\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1868
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create omkmghim binPath= "C:\Windows\SysWOW64\omkmghim\igpqzvkg.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-02-09_4612ec7fc536267438ce212a7663ff1c_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:3032
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description omkmghim "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:1492
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start omkmghim
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2852
- 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:2736

C:\Windows\SysWOW64\omkmghim\igpqzvkg.exe
C:\Windows\SysWOW64\omkmghim\igpqzvkg.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-02-09_4612ec7fc536267438ce212a7663ff1c_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2180
- 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:2192

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\igpqzvkg.exe

Filesize
13.1MB

MD5
2f8bde7c494147c4c2fe77429129adf9

SHA1
c66b499690a17d4a33cb988575ec59a0376d0d23

SHA256
f99188ba7e9e347ef35d341da30566484af155ca0e92e6d85853267a7bec1b1d

SHA512
ebbbbff940de6740aee4c27724bd16ea3f999f8e98a22e1b48877d1ccc37699fc1e314eff1270cb95c45ed9fd5483eaf8a6b25a8d055b25e291d4a9feabb220b

Download Submit
memory/2180-15-0x0000000000400000-0x00000000004C1000-memory.dmp

Filesize
772KB

Download
memory/2192-17-0x00000000000D0000-0x00000000000E5000-memory.dmp

Filesize
84KB

Download
memory/2192-11-0x00000000000D0000-0x00000000000E5000-memory.dmp

Filesize
84KB

Download
memory/2192-18-0x00000000000D0000-0x00000000000E5000-memory.dmp

Filesize
84KB

Download
memory/2192-14-0x00000000000D0000-0x00000000000E5000-memory.dmp

Filesize
84KB

Download
memory/2192-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2804-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2804-8-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2804-7-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2804-6-0x0000000000400000-0x00000000004C1000-memory.dmp

Filesize
772KB

Download
memory/2804-2-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2804-1-0x00000000005A0000-0x00000000006A0000-memory.dmp

Filesize
1024KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads