tofsee | cdf0147acfb77b62a6fbe3da5fce96a3a9f5e8a93a2598dc2ba7b8225af61517

Analysis

max time kernel
150s
max time network
130s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
07-02-2025 21:11

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General

Target

2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.exe
Size

11.2MB
MD5

6d71fd428ebc45bce57bfd19b39008ae
SHA1

f0326e8117dea4372f8aebea77291bad011fee10
SHA256

cdf0147acfb77b62a6fbe3da5fce96a3a9f5e8a93a2598dc2ba7b8225af61517
SHA512

3875ea820817f6bc0dcc4d41b7d3df8aa592a18be76e26e7c3d673e4cfbe9ab66a218b6ec1edb2517cf833a8a2c296665a18292847bf2eb96f811a2f8064dfcd
SSDEEP

49152:kqE0YKr3fYPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPP:kqtYc3

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\wawaazz = "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
2788	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\wawaazz\ImagePath = "C:\\Windows\\SysWOW64\\wawaazz\\evdblgnb.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
1596	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2172	evdblgnb.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2172 set thread context of 1596	2172	evdblgnb.exe	43

Launches sc.exe 3 IoCs

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

pid	Process
2908	sc.exe
2840	sc.exe
2668	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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	evdblgnb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.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	sc.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2864 wrote to memory of 2792	2864	2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.exe	30
PID 2864 wrote to memory of 2792	2864	2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.exe	30
PID 2864 wrote to memory of 2792	2864	2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.exe	30
PID 2864 wrote to memory of 2792	2864	2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.exe	30
PID 2864 wrote to memory of 2828	2864	2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.exe	32
PID 2864 wrote to memory of 2828	2864	2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.exe	32
PID 2864 wrote to memory of 2828	2864	2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.exe	32
PID 2864 wrote to memory of 2828	2864	2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.exe	32
PID 2864 wrote to memory of 2908	2864	2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.exe	34
PID 2864 wrote to memory of 2908	2864	2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.exe	34
PID 2864 wrote to memory of 2908	2864	2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.exe	34
PID 2864 wrote to memory of 2908	2864	2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.exe	34
PID 2864 wrote to memory of 2840	2864	2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.exe	36
PID 2864 wrote to memory of 2840	2864	2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.exe	36
PID 2864 wrote to memory of 2840	2864	2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.exe	36
PID 2864 wrote to memory of 2840	2864	2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.exe	36
PID 2864 wrote to memory of 2668	2864	2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.exe	38
PID 2864 wrote to memory of 2668	2864	2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.exe	38
PID 2864 wrote to memory of 2668	2864	2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.exe	38
PID 2864 wrote to memory of 2668	2864	2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.exe	38
PID 2864 wrote to memory of 2788	2864	2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.exe	40
PID 2864 wrote to memory of 2788	2864	2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.exe	40
PID 2864 wrote to memory of 2788	2864	2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.exe	40
PID 2864 wrote to memory of 2788	2864	2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.exe	40
PID 2172 wrote to memory of 1596	2172	evdblgnb.exe	43
PID 2172 wrote to memory of 1596	2172	evdblgnb.exe	43
PID 2172 wrote to memory of 1596	2172	evdblgnb.exe	43
PID 2172 wrote to memory of 1596	2172	evdblgnb.exe	43
PID 2172 wrote to memory of 1596	2172	evdblgnb.exe	43
PID 2172 wrote to memory of 1596	2172	evdblgnb.exe	43

C:\Users\Admin\AppData\Local\Temp\2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2864
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\wawaazz\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2792
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\evdblgnb.exe" C:\Windows\SysWOW64\wawaazz\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2828
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create wawaazz binPath= "C:\Windows\SysWOW64\wawaazz\evdblgnb.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2908
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description wawaazz "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2840
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start wawaazz
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2668
- 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:2788

C:\Windows\SysWOW64\wawaazz\evdblgnb.exe
C:\Windows\SysWOW64\wawaazz\evdblgnb.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-02-07_6d71fd428ebc45bce57bfd19b39008ae_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2172
- 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:1596

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\evdblgnb.exe

Filesize
11.8MB

MD5
877c136c5b3187fdb39b619b352113bb

SHA1
8f012b1a114be7b9642a3c1d79b6149eeaf63c46

SHA256
12b1109b821b9695c766fa4413d64c46b537917dee1f1afb2a75ab6846b642c4

SHA512
6b54e2fafb13f43836b6e911eefceab89836ed939443bb3af3cf505d14212e91c83b871aee0ce00941e28f189dbff46abf832b1a84558e043e16a5f547805aee

Download Submit
memory/1596-11-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/1596-14-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/1596-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1596-16-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/1596-18-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2172-17-0x0000000000400000-0x0000000002DC3000-memory.dmp

Filesize
41.8MB

Download
memory/2864-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2864-1-0x0000000002F20000-0x0000000003020000-memory.dmp

Filesize
1024KB

Download
memory/2864-8-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2864-7-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2864-6-0x0000000000400000-0x0000000002DC3000-memory.dmp

Filesize
41.8MB

Download
memory/2864-2-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads