tofsee | 24c40cf3cb1f4373c84a318ddb3a79299adad8a8a072d2ea179ebd6f127d620f

General

Target

2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exe
Size

13.2MB
MD5

6715d07a7cac2eb14e9dbf43ea9817f3
SHA1

36c8911ad3c835d4cdea03e2263cfc6423501210
SHA256

24c40cf3cb1f4373c84a318ddb3a79299adad8a8a072d2ea179ebd6f127d620f
SHA512

cb3ffc8dc574273850a84a01a9ffb24ceb458a8e19cd3b02b5ac9806efa13824f29e364be7fe4d62725dc6e7757a8d4994a2fa51549b0a7b1444fc6a8fd4a5d0
SSDEEP

6144:x+rWO2zeSPDjMXMH7Ll4aFpWVqIwUAP97GEwHrG2+e1x2:x+r1IeSXMXc7LlxWV4Ug97GZ+ej

Score

10^/10

tofsee 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
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

2676 netsh.exe

pid	process
2676	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\jspkiioi\ImagePath = "C:\\Windows\\SysWOW64\\jspkiioi\\dztzfhzq.exe"	svchost.exe

Deletes itself 1 IoCs

Processes:

svchost.exe

pid process

2728 svchost.exe
Executes dropped EXE 1 IoCs

Processes:

dztzfhzq.exe

pid process

2760 dztzfhzq.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

dztzfhzq.exe

description pid process target process

PID 2760 set thread context of 2728 2760 dztzfhzq.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

2696 sc.exe
2892 sc.exe
2884 sc.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
2728	svchost.exe

pid	process
2760	dztzfhzq.exe

description	pid	process	target process
PID 2760 set thread context of 2728	2760	dztzfhzq.exe	svchost.exe

pid	process
2696	sc.exe
2892	sc.exe
2884	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

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exedztzfhzq.exe

description	pid	process	target process
PID 1916 wrote to memory of 2976	1916	2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exe	cmd.exe
PID 1916 wrote to memory of 2976	1916	2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exe	cmd.exe
PID 1916 wrote to memory of 2976	1916	2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exe	cmd.exe
PID 1916 wrote to memory of 2976	1916	2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exe	cmd.exe
PID 1916 wrote to memory of 2724	1916	2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exe	cmd.exe
PID 1916 wrote to memory of 2724	1916	2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exe	cmd.exe
PID 1916 wrote to memory of 2724	1916	2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exe	cmd.exe
PID 1916 wrote to memory of 2724	1916	2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exe	cmd.exe
PID 1916 wrote to memory of 2696	1916	2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exe	sc.exe
PID 1916 wrote to memory of 2696	1916	2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exe	sc.exe
PID 1916 wrote to memory of 2696	1916	2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exe	sc.exe
PID 1916 wrote to memory of 2696	1916	2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exe	sc.exe
PID 1916 wrote to memory of 2892	1916	2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exe	sc.exe
PID 1916 wrote to memory of 2892	1916	2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exe	sc.exe
PID 1916 wrote to memory of 2892	1916	2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exe	sc.exe
PID 1916 wrote to memory of 2892	1916	2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exe	sc.exe
PID 1916 wrote to memory of 2884	1916	2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exe	sc.exe
PID 1916 wrote to memory of 2884	1916	2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exe	sc.exe
PID 1916 wrote to memory of 2884	1916	2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exe	sc.exe
PID 1916 wrote to memory of 2884	1916	2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exe	sc.exe
PID 2760 wrote to memory of 2728	2760	dztzfhzq.exe	svchost.exe
PID 2760 wrote to memory of 2728	2760	dztzfhzq.exe	svchost.exe
PID 2760 wrote to memory of 2728	2760	dztzfhzq.exe	svchost.exe
PID 2760 wrote to memory of 2728	2760	dztzfhzq.exe	svchost.exe
PID 2760 wrote to memory of 2728	2760	dztzfhzq.exe	svchost.exe
PID 2760 wrote to memory of 2728	2760	dztzfhzq.exe	svchost.exe
PID 1916 wrote to memory of 2676	1916	2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exe	netsh.exe
PID 1916 wrote to memory of 2676	1916	2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exe	netsh.exe
PID 1916 wrote to memory of 2676	1916	2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exe	netsh.exe
PID 1916 wrote to memory of 2676	1916	2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exe	netsh.exe

C:\Users\Admin\AppData\Local\Temp\2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1916

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\jspkiioi\
2⤵
PID:2976

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\dztzfhzq.exe" C:\Windows\SysWOW64\jspkiioi\
2⤵
PID:2724

C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" create jspkiioi binPath= "C:\Windows\SysWOW64\jspkiioi\dztzfhzq.exe /d\"C:\Users\Admin\AppData\Local\Temp\2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
2⤵
- Launches sc.exe
PID:2696

C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" description jspkiioi "wifi internet conection"
2⤵
- Launches sc.exe
PID:2892

C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" start jspkiioi
2⤵
- Launches sc.exe
PID:2884

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
PID:2676

C:\Windows\SysWOW64\jspkiioi\dztzfhzq.exe
C:\Windows\SysWOW64\jspkiioi\dztzfhzq.exe /d"C:\Users\Admin\AppData\Local\Temp\2024-07-01_6715d07a7cac2eb14e9dbf43ea9817f3_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2760

C:\Windows\SysWOW64\svchost.exe
svchost.exe
2⤵
- Sets service image path in registry
- Deletes itself
PID:2728

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

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\dztzfhzq.exe
Filesize
13.1MB

MD5
77f023b37c17e7f4c42b2506c3ebfa02

SHA1
0d3653a87fc61fddba3817e75818859b7bd42c80

SHA256
b80f6f79856bf269cee2d67bb32dcac369697bf8f5e998e2b53baef479a184a8

SHA512
bfde3f2ff218c1de46df315afa95ce1800e45ef49c9b4218ef0c6aa5849edf5c06027ef00df2f36473c29d106d9a021997a107593d23ccaf0788bd582ee8f604

Download Submit
memory/1916-1-0x00000000002D0000-0x00000000003D0000-memory.dmp

Filesize
1024KB

Download
memory/1916-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1916-13-0x0000000000400000-0x000000000051A000-memory.dmp

Filesize
1.1MB

Download
memory/1916-14-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2728-10-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2728-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2728-7-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2728-15-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2728-16-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2760-12-0x0000000000400000-0x000000000051A000-memory.dmp

Filesize
1.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads