tofsee | 0f17baf51ebbbf3f788e8c409a8f02c0cafe0284228452465aa2b0ba8667e617

General

Target

2025-02-03_28cae9a9cb20f84f30a95ad6bfdf9dab_mafia.exe
Size

14.9MB
MD5

28cae9a9cb20f84f30a95ad6bfdf9dab
SHA1

9e76569721170f7351f13c1e3e5207d18e858f30
SHA256

0f17baf51ebbbf3f788e8c409a8f02c0cafe0284228452465aa2b0ba8667e617
SHA512

7ec421f95b2e962c852086573f60d2beac6cbcbbdad5dc4d7237c0414cbd21ec25bee1dcdc6f9171fceb0180068857b6d079f26f659994ca6f3ddef8a88b52b3
SSDEEP

393216:cXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXH:

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

Modifies Windows Firewall 2 TTPs 1 IoCs

defense_evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
4724	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\dnbptspx\ImagePath = "C:\\Windows\\SysWOW64\\dnbptspx\\ducakfma.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-1-5-21-805940606-1861219160-370298170-1000\Control Panel\International\Geo\Nation	2025-02-03_28cae9a9cb20f84f30a95ad6bfdf9dab_mafia.exe

Deletes itself 1 IoCs

pid	Process
1528	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
1992	ducakfma.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1992 set thread context of 1528	1992	ducakfma.exe	102

Launches sc.exe 3 IoCs

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

pid	Process
3312	sc.exe
404	sc.exe
2484	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 queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key opened	\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	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	2025-02-03_28cae9a9cb20f84f30a95ad6bfdf9dab_mafia.exe
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	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ducakfma.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 1608 wrote to memory of 3708	1608	2025-02-03_28cae9a9cb20f84f30a95ad6bfdf9dab_mafia.exe	86
PID 1608 wrote to memory of 3708	1608	2025-02-03_28cae9a9cb20f84f30a95ad6bfdf9dab_mafia.exe	86
PID 1608 wrote to memory of 3708	1608	2025-02-03_28cae9a9cb20f84f30a95ad6bfdf9dab_mafia.exe	86
PID 1608 wrote to memory of 3808	1608	2025-02-03_28cae9a9cb20f84f30a95ad6bfdf9dab_mafia.exe	88
PID 1608 wrote to memory of 3808	1608	2025-02-03_28cae9a9cb20f84f30a95ad6bfdf9dab_mafia.exe	88
PID 1608 wrote to memory of 3808	1608	2025-02-03_28cae9a9cb20f84f30a95ad6bfdf9dab_mafia.exe	88
PID 1608 wrote to memory of 3312	1608	2025-02-03_28cae9a9cb20f84f30a95ad6bfdf9dab_mafia.exe	91
PID 1608 wrote to memory of 3312	1608	2025-02-03_28cae9a9cb20f84f30a95ad6bfdf9dab_mafia.exe	91
PID 1608 wrote to memory of 3312	1608	2025-02-03_28cae9a9cb20f84f30a95ad6bfdf9dab_mafia.exe	91
PID 1608 wrote to memory of 404	1608	2025-02-03_28cae9a9cb20f84f30a95ad6bfdf9dab_mafia.exe	94
PID 1608 wrote to memory of 404	1608	2025-02-03_28cae9a9cb20f84f30a95ad6bfdf9dab_mafia.exe	94
PID 1608 wrote to memory of 404	1608	2025-02-03_28cae9a9cb20f84f30a95ad6bfdf9dab_mafia.exe	94
PID 1608 wrote to memory of 2484	1608	2025-02-03_28cae9a9cb20f84f30a95ad6bfdf9dab_mafia.exe	97
PID 1608 wrote to memory of 2484	1608	2025-02-03_28cae9a9cb20f84f30a95ad6bfdf9dab_mafia.exe	97
PID 1608 wrote to memory of 2484	1608	2025-02-03_28cae9a9cb20f84f30a95ad6bfdf9dab_mafia.exe	97
PID 1608 wrote to memory of 4724	1608	2025-02-03_28cae9a9cb20f84f30a95ad6bfdf9dab_mafia.exe	100
PID 1608 wrote to memory of 4724	1608	2025-02-03_28cae9a9cb20f84f30a95ad6bfdf9dab_mafia.exe	100
PID 1608 wrote to memory of 4724	1608	2025-02-03_28cae9a9cb20f84f30a95ad6bfdf9dab_mafia.exe	100
PID 1992 wrote to memory of 1528	1992	ducakfma.exe	102
PID 1992 wrote to memory of 1528	1992	ducakfma.exe	102
PID 1992 wrote to memory of 1528	1992	ducakfma.exe	102
PID 1992 wrote to memory of 1528	1992	ducakfma.exe	102
PID 1992 wrote to memory of 1528	1992	ducakfma.exe	102

C:\Users\Admin\AppData\Local\Temp\2025-02-03_28cae9a9cb20f84f30a95ad6bfdf9dab_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-03_28cae9a9cb20f84f30a95ad6bfdf9dab_mafia.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1608
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\dnbptspx\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3708
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\ducakfma.exe" C:\Windows\SysWOW64\dnbptspx\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3808
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create dnbptspx binPath= "C:\Windows\SysWOW64\dnbptspx\ducakfma.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-02-03_28cae9a9cb20f84f30a95ad6bfdf9dab_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:3312
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description dnbptspx "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:404
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start dnbptspx
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2484
- 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:4724

C:\Windows\SysWOW64\dnbptspx\ducakfma.exe
C:\Windows\SysWOW64\dnbptspx\ducakfma.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-02-03_28cae9a9cb20f84f30a95ad6bfdf9dab_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1992
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - Sets service image path in registry
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:1528

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
14.3MB

MD5
376847606b11ad6b5c1f885e38cd2aff

SHA1
d91938859c710ff80ab20a73c7baf79d1330b35f

SHA256
00651a85394e3443205cee6980b63fedc895b81fe251d857834f7bd7fdc6d316

SHA512
579eb748a07762e70bf1becc16ef2eb87670bc6c4a03df4af4740af38a7dae8d8a88c0962a4195f739c6c11c84eff7e4e88383e1cb01a6337baef4ebffb784ee

Download Submit
memory/1528-13-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download
memory/1528-20-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download
memory/1528-19-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download
memory/1528-16-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download
memory/1528-17-0x0000000000C80000-0x0000000000C95000-memory.dmp

Filesize
84KB

Download
memory/1608-8-0x0000000000570000-0x0000000000583000-memory.dmp

Filesize
76KB

Download
memory/1608-1-0x0000000000720000-0x0000000000820000-memory.dmp

Filesize
1024KB

Download
memory/1608-9-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1608-7-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/1608-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1608-2-0x0000000000570000-0x0000000000583000-memory.dmp

Filesize
76KB

Download
memory/1992-12-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/1992-11-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/1992-18-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads