tofsee | d964d79c457a25804009d5d23d8a4552b08baefb122eeb64a2514e169f7eadfa

General

Target

2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exe
Size

14.8MB
MD5

2fed4f867f1b3b5a3f1fe632c09160f0
SHA1

b5209a5cfc4f2ebe1a39041675c7d985fc4dbbea
SHA256

d964d79c457a25804009d5d23d8a4552b08baefb122eeb64a2514e169f7eadfa
SHA512

74809b8a70806be6df304181ce9dd3762203cfcc7eb34d13d4a9fae334f860d887184eabab4343ecfbf738c18ea4a409c7c148b398b15b9985a5db8abef01b7c
SSDEEP

6144:7+rWO2zeSPDjMXMH7Ll4aFpWVqIwUAP97GEwHrG2+e1x2:7+r1IeSXMXc7LlxWV4Ug97GZ+ej

Score

10^/10

tofsee discovery evasion execution persistence privilege_escalation trojan

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Signatures

Tofsee
Backdoor/botnet which carries out malicious activities based on commands from a C2 server.
trojan tofsee

Windows security bypass 2 TTPs 1 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

svchost.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\SysWOW64\zquoyndy = "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
evasion

Windows Service
T1543.003

Disable or Modify System Firewall
T1562.004

Processes:

netsh.exe

pid process

3000 netsh.exe

pid	process
3000	netsh.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

svchost.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\zquoyndy\ImagePath = "C:\\Windows\\SysWOW64\\zquoyndy\\ilttrptc.exe"	svchost.exe

Deletes itself 1 IoCs

Processes:

svchost.exe

pid process

2796 svchost.exe
Executes dropped EXE 1 IoCs

Processes:

ilttrptc.exe

pid process

2228 ilttrptc.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

ilttrptc.exe

description pid process target process

PID 2228 set thread context of 2796 2228 ilttrptc.exe svchost.exe
Launches sc.exe 3 IoCs
Sc.exe is a Windows utlilty to control services on the system.

Processes:

sc.exesc.exesc.exe

pid process

2704 sc.exe
2864 sc.exe
3032 sc.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
2796	svchost.exe

pid	process
2228	ilttrptc.exe

description	pid	process	target process
PID 2228 set thread context of 2796	2228	ilttrptc.exe	svchost.exe

pid	process
2704	sc.exe
2864	sc.exe
3032	sc.exe

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

Processes:

netsh.exe

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

Processes:

svchost.exe2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.execmd.exesc.exesc.execmd.exesc.exeilttrptc.exenetsh.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_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	ilttrptc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exeilttrptc.exe

description	pid	process	target process
PID 1980 wrote to memory of 2680	1980	2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exe	cmd.exe
PID 1980 wrote to memory of 2680	1980	2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exe	cmd.exe
PID 1980 wrote to memory of 2680	1980	2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exe	cmd.exe
PID 1980 wrote to memory of 2680	1980	2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exe	cmd.exe
PID 1980 wrote to memory of 2964	1980	2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exe	cmd.exe
PID 1980 wrote to memory of 2964	1980	2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exe	cmd.exe
PID 1980 wrote to memory of 2964	1980	2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exe	cmd.exe
PID 1980 wrote to memory of 2964	1980	2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exe	cmd.exe
PID 1980 wrote to memory of 2704	1980	2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exe	sc.exe
PID 1980 wrote to memory of 2704	1980	2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exe	sc.exe
PID 1980 wrote to memory of 2704	1980	2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exe	sc.exe
PID 1980 wrote to memory of 2704	1980	2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exe	sc.exe
PID 1980 wrote to memory of 2864	1980	2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exe	sc.exe
PID 1980 wrote to memory of 2864	1980	2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exe	sc.exe
PID 1980 wrote to memory of 2864	1980	2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exe	sc.exe
PID 1980 wrote to memory of 2864	1980	2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exe	sc.exe
PID 1980 wrote to memory of 3032	1980	2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exe	sc.exe
PID 1980 wrote to memory of 3032	1980	2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exe	sc.exe
PID 1980 wrote to memory of 3032	1980	2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exe	sc.exe
PID 1980 wrote to memory of 3032	1980	2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exe	sc.exe
PID 2228 wrote to memory of 2796	2228	ilttrptc.exe	svchost.exe
PID 2228 wrote to memory of 2796	2228	ilttrptc.exe	svchost.exe
PID 2228 wrote to memory of 2796	2228	ilttrptc.exe	svchost.exe
PID 2228 wrote to memory of 2796	2228	ilttrptc.exe	svchost.exe
PID 2228 wrote to memory of 2796	2228	ilttrptc.exe	svchost.exe
PID 2228 wrote to memory of 2796	2228	ilttrptc.exe	svchost.exe
PID 1980 wrote to memory of 3000	1980	2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exe	netsh.exe
PID 1980 wrote to memory of 3000	1980	2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exe	netsh.exe
PID 1980 wrote to memory of 3000	1980	2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exe	netsh.exe
PID 1980 wrote to memory of 3000	1980	2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1980

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\zquoyndy\
2⤵
- System Location Discovery: System Language Discovery
PID:2680

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\ilttrptc.exe" C:\Windows\SysWOW64\zquoyndy\
2⤵
- System Location Discovery: System Language Discovery
PID:2964

C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" create zquoyndy binPath= "C:\Windows\SysWOW64\zquoyndy\ilttrptc.exe /d\"C:\Users\Admin\AppData\Local\Temp\2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2704

C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" description zquoyndy "wifi internet conection"
2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:2864

C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" start zquoyndy
2⤵
- Launches sc.exe
- System Location Discovery: System Language Discovery
PID:3032

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:3000

C:\Windows\SysWOW64\zquoyndy\ilttrptc.exe
C:\Windows\SysWOW64\zquoyndy\ilttrptc.exe /d"C:\Users\Admin\AppData\Local\Temp\2024-09-24_2fed4f867f1b3b5a3f1fe632c09160f0_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2228

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:2796

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

System Services

1

T1569

Service Execution

1

T1569.002

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

2

T1543

Windows Service

2

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

2

T1543

Windows Service

2

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Defense Evasion

Impair Defenses

2

T1562

Disable or Modify System Firewall

1

T1562.004

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\ilttrptc.exe

Filesize
11.6MB

MD5
304bb857f6a56e74b8b7da1ed22ebc8c

SHA1
3c1575b5627853a878d56741c5cb4c242bf5ee9b

SHA256
b9d53a05141d8b332bce431f7254c421556bc3efb5a54abcf377fe5256d26f17

SHA512
597fe450a60d0da3ea326a49b9044615d0f7de9d169493a67a148575b33bb51d26bcd324d815e1898b2524ca0e3c1f3f9b325c412b7562a99bdfbd15a866b5ba

Download Submit
memory/1980-1-0x00000000006C0000-0x00000000007C0000-memory.dmp

Filesize
1024KB

Download
memory/1980-2-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1980-13-0x0000000000400000-0x000000000051A000-memory.dmp

Filesize
1.1MB

Download
memory/1980-15-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1980-14-0x00000000006C0000-0x00000000007C0000-memory.dmp

Filesize
1024KB

Download
memory/2228-12-0x0000000000400000-0x000000000051A000-memory.dmp

Filesize
1.1MB

Download
memory/2796-10-0x00000000000D0000-0x00000000000E5000-memory.dmp

Filesize
84KB

Download
memory/2796-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2796-7-0x00000000000D0000-0x00000000000E5000-memory.dmp

Filesize
84KB

Download
memory/2796-16-0x00000000000D0000-0x00000000000E5000-memory.dmp

Filesize
84KB

Download
memory/2796-17-0x00000000000D0000-0x00000000000E5000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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