tofsee | 4879d688d33205178582eb559b0129a7cea53ceb8daed96a90825f3d389461c3

General

Target

2025-02-07_dbfff9e34d05118cda16c2ef6289139f_mafia.exe
Size

12.6MB
MD5

dbfff9e34d05118cda16c2ef6289139f
SHA1

8cf2d8c5e46b84af2004b5e257fbfbdf50e50397
SHA256

4879d688d33205178582eb559b0129a7cea53ceb8daed96a90825f3d389461c3
SHA512

d0f236a8692b30039ceee5557a86a3203f97d13de4b670f3ce267158402a2898a1b9a56794160755720e4a73d7682e82267845e576730bcd53fccebcf7cb4b0d
SSDEEP

393216:nXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXH:

Score

10^/10

tofsee defense_evasion discovery 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
Tofsee family
tofsee
Creates new service(s) 2 TTPs
persistence execution

Windows Service
T1543.003

Service Execution
T1569.002

Downloads MZ/PE file 1 IoCs

flow	pid	Process
55	2404	Process not Found

Modifies Windows Firewall 2 TTPs 1 IoCs

defense_evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
1352	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\ncmjaeol\ImagePath = "C:\\Windows\\SysWOW64\\ncmjaeol\\jawdutxb.exe"	svchost.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3591594829-2464889670-1367169939-1000\Control Panel\International\Geo\Nation	2025-02-07_dbfff9e34d05118cda16c2ef6289139f_mafia.exe

Deletes itself 1 IoCs

pid	Process
4460	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
1748	jawdutxb.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1748 set thread context of 4460	1748	jawdutxb.exe	96

Launches sc.exe 3 IoCs

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

pid	Process
2340	sc.exe
4924	sc.exe
1608	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 10 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	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jawdutxb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-02-07_dbfff9e34d05118cda16c2ef6289139f_mafia.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2148	MicrosoftEdgeUpdate.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 4632 wrote to memory of 1064	4632	2025-02-07_dbfff9e34d05118cda16c2ef6289139f_mafia.exe	85
PID 4632 wrote to memory of 1064	4632	2025-02-07_dbfff9e34d05118cda16c2ef6289139f_mafia.exe	85
PID 4632 wrote to memory of 1064	4632	2025-02-07_dbfff9e34d05118cda16c2ef6289139f_mafia.exe	85
PID 4632 wrote to memory of 3940	4632	2025-02-07_dbfff9e34d05118cda16c2ef6289139f_mafia.exe	87
PID 4632 wrote to memory of 3940	4632	2025-02-07_dbfff9e34d05118cda16c2ef6289139f_mafia.exe	87
PID 4632 wrote to memory of 3940	4632	2025-02-07_dbfff9e34d05118cda16c2ef6289139f_mafia.exe	87
PID 4632 wrote to memory of 4924	4632	2025-02-07_dbfff9e34d05118cda16c2ef6289139f_mafia.exe	89
PID 4632 wrote to memory of 4924	4632	2025-02-07_dbfff9e34d05118cda16c2ef6289139f_mafia.exe	89
PID 4632 wrote to memory of 4924	4632	2025-02-07_dbfff9e34d05118cda16c2ef6289139f_mafia.exe	89
PID 4632 wrote to memory of 1608	4632	2025-02-07_dbfff9e34d05118cda16c2ef6289139f_mafia.exe	91
PID 4632 wrote to memory of 1608	4632	2025-02-07_dbfff9e34d05118cda16c2ef6289139f_mafia.exe	91
PID 4632 wrote to memory of 1608	4632	2025-02-07_dbfff9e34d05118cda16c2ef6289139f_mafia.exe	91
PID 4632 wrote to memory of 2340	4632	2025-02-07_dbfff9e34d05118cda16c2ef6289139f_mafia.exe	93
PID 4632 wrote to memory of 2340	4632	2025-02-07_dbfff9e34d05118cda16c2ef6289139f_mafia.exe	93
PID 4632 wrote to memory of 2340	4632	2025-02-07_dbfff9e34d05118cda16c2ef6289139f_mafia.exe	93
PID 1748 wrote to memory of 4460	1748	jawdutxb.exe	96
PID 1748 wrote to memory of 4460	1748	jawdutxb.exe	96
PID 1748 wrote to memory of 4460	1748	jawdutxb.exe	96
PID 1748 wrote to memory of 4460	1748	jawdutxb.exe	96
PID 1748 wrote to memory of 4460	1748	jawdutxb.exe	96
PID 4632 wrote to memory of 1352	4632	2025-02-07_dbfff9e34d05118cda16c2ef6289139f_mafia.exe	97
PID 4632 wrote to memory of 1352	4632	2025-02-07_dbfff9e34d05118cda16c2ef6289139f_mafia.exe	97
PID 4632 wrote to memory of 1352	4632	2025-02-07_dbfff9e34d05118cda16c2ef6289139f_mafia.exe	97

C:\Users\Admin\AppData\Local\Temp\2025-02-07_dbfff9e34d05118cda16c2ef6289139f_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-07_dbfff9e34d05118cda16c2ef6289139f_mafia.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4632
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\ncmjaeol\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1064
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\jawdutxb.exe" C:\Windows\SysWOW64\ncmjaeol\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3940
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create ncmjaeol binPath= "C:\Windows\SysWOW64\ncmjaeol\jawdutxb.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-02-07_dbfff9e34d05118cda16c2ef6289139f_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:4924
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description ncmjaeol "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:1608
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start ncmjaeol
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2340
- 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:1352

C:\Windows\SysWOW64\ncmjaeol\jawdutxb.exe
C:\Windows\SysWOW64\ncmjaeol\jawdutxb.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-02-07_dbfff9e34d05118cda16c2ef6289139f_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1748
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - Sets service image path in registry
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:4460

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIxIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDU1NzgiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODAxNjUyMzAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MzU1MjEwNDQzIi8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:2148

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

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
14.3MB

MD5
05403afe1960bd066d0181ada8e13de1

SHA1
8365d5ee2f3ea839584d05e3329ebe58bd252673

SHA256
9bcf3f4a8591d58c840755af39e0d04018b149f2e737ee6d421fb370a30c8d90

SHA512
c49f4f1ffc1d8daa99b7ba7ea8361dc7373aef598fd8ef9ad677f01e3dfc6240952bbc10ebd41a996ecba377135216baaef87e9508788dfa75656379fe55ff2b

Download Submit
memory/1748-14-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/1748-10-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/1748-9-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/1748-8-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/4460-11-0x0000000000180000-0x0000000000195000-memory.dmp

Filesize
84KB

Download
memory/4460-17-0x0000000000180000-0x0000000000195000-memory.dmp

Filesize
84KB

Download
memory/4460-21-0x0000000000180000-0x0000000000195000-memory.dmp

Filesize
84KB

Download
memory/4460-22-0x0000000000180000-0x0000000000195000-memory.dmp

Filesize
84KB

Download
memory/4460-23-0x0000000000180000-0x0000000000195000-memory.dmp

Filesize
84KB

Download
memory/4632-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4632-2-0x0000000000630000-0x0000000000643000-memory.dmp

Filesize
76KB

Download
memory/4632-1-0x00000000007E0000-0x00000000008E0000-memory.dmp

Filesize
1024KB

Download
memory/4632-20-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4632-19-0x0000000000630000-0x0000000000643000-memory.dmp

Filesize
76KB

Download
memory/4632-18-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/4632-16-0x00000000007E0000-0x00000000008E0000-memory.dmp

Filesize
1024KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads