tofsee | db9bda7c977f649da2c0c5b871f7a459a84f3f56cfdbf422f5c8185f05a31895

General

Target

2025-01-31_7e1d94086970fff96cad7928e9b18a8a_mafia.exe
Size

14.5MB
MD5

7e1d94086970fff96cad7928e9b18a8a
SHA1

af71636d08b7d1036ad238cdae3fe4df2232a063
SHA256

db9bda7c977f649da2c0c5b871f7a459a84f3f56cfdbf422f5c8185f05a31895
SHA512

2f0029a26f9cbeb79b96d2ece5f73ed6308c8c40aa0f08346ad71af5b59b676a84a3ee6043188d832c1f2c65e1b8e256ee3566cd44085856c1f382d7048f0477
SSDEEP

24576:6EfmTNIkv/ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZb:Tfott

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
3088	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\fpdqpqtw\ImagePath = "C:\\Windows\\SysWOW64\\fpdqpqtw\\louodozf.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-1-5-21-2089655958-977706906-1981639424-1000\Control Panel\International\Geo\Nation	2025-01-31_7e1d94086970fff96cad7928e9b18a8a_mafia.exe

Deletes itself 1 IoCs

pid	Process
3424	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
3064	louodozf.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3064 set thread context of 3424	3064	louodozf.exe	102

Launches sc.exe 3 IoCs

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

pid	Process
3160	sc.exe
1828	sc.exe
3632	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 value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3356	556	WerFault.exe	82
4836	3064	WerFault.exe	96

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	2025-01-31_7e1d94086970fff96cad7928e9b18a8a_mafia.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	louodozf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.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	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 556 wrote to memory of 2044	556	2025-01-31_7e1d94086970fff96cad7928e9b18a8a_mafia.exe	86
PID 556 wrote to memory of 2044	556	2025-01-31_7e1d94086970fff96cad7928e9b18a8a_mafia.exe	86
PID 556 wrote to memory of 2044	556	2025-01-31_7e1d94086970fff96cad7928e9b18a8a_mafia.exe	86
PID 556 wrote to memory of 1880	556	2025-01-31_7e1d94086970fff96cad7928e9b18a8a_mafia.exe	88
PID 556 wrote to memory of 1880	556	2025-01-31_7e1d94086970fff96cad7928e9b18a8a_mafia.exe	88
PID 556 wrote to memory of 1880	556	2025-01-31_7e1d94086970fff96cad7928e9b18a8a_mafia.exe	88
PID 556 wrote to memory of 1828	556	2025-01-31_7e1d94086970fff96cad7928e9b18a8a_mafia.exe	90
PID 556 wrote to memory of 1828	556	2025-01-31_7e1d94086970fff96cad7928e9b18a8a_mafia.exe	90
PID 556 wrote to memory of 1828	556	2025-01-31_7e1d94086970fff96cad7928e9b18a8a_mafia.exe	90
PID 556 wrote to memory of 3632	556	2025-01-31_7e1d94086970fff96cad7928e9b18a8a_mafia.exe	92
PID 556 wrote to memory of 3632	556	2025-01-31_7e1d94086970fff96cad7928e9b18a8a_mafia.exe	92
PID 556 wrote to memory of 3632	556	2025-01-31_7e1d94086970fff96cad7928e9b18a8a_mafia.exe	92
PID 556 wrote to memory of 3160	556	2025-01-31_7e1d94086970fff96cad7928e9b18a8a_mafia.exe	94
PID 556 wrote to memory of 3160	556	2025-01-31_7e1d94086970fff96cad7928e9b18a8a_mafia.exe	94
PID 556 wrote to memory of 3160	556	2025-01-31_7e1d94086970fff96cad7928e9b18a8a_mafia.exe	94
PID 556 wrote to memory of 3088	556	2025-01-31_7e1d94086970fff96cad7928e9b18a8a_mafia.exe	97
PID 556 wrote to memory of 3088	556	2025-01-31_7e1d94086970fff96cad7928e9b18a8a_mafia.exe	97
PID 556 wrote to memory of 3088	556	2025-01-31_7e1d94086970fff96cad7928e9b18a8a_mafia.exe	97
PID 3064 wrote to memory of 3424	3064	louodozf.exe	102
PID 3064 wrote to memory of 3424	3064	louodozf.exe	102
PID 3064 wrote to memory of 3424	3064	louodozf.exe	102
PID 3064 wrote to memory of 3424	3064	louodozf.exe	102
PID 3064 wrote to memory of 3424	3064	louodozf.exe	102

C:\Users\Admin\AppData\Local\Temp\2025-01-31_7e1d94086970fff96cad7928e9b18a8a_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-31_7e1d94086970fff96cad7928e9b18a8a_mafia.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:556
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\fpdqpqtw\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2044
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\louodozf.exe" C:\Windows\SysWOW64\fpdqpqtw\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1880
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create fpdqpqtw binPath= "C:\Windows\SysWOW64\fpdqpqtw\louodozf.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-01-31_7e1d94086970fff96cad7928e9b18a8a_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:1828
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description fpdqpqtw "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:3632
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start fpdqpqtw
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:3160
- 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:3088
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 556 -s 1036
  2⤵
  - Program crash
  PID:3356

C:\Windows\SysWOW64\fpdqpqtw\louodozf.exe
C:\Windows\SysWOW64\fpdqpqtw\louodozf.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-01-31_7e1d94086970fff96cad7928e9b18a8a_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3064
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - Sets service image path in registry
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:3424
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3064 -s 520
  2⤵
  - Program crash
  PID:4836

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 556 -ip 556
1⤵
PID:3836

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3064 -ip 3064
1⤵
PID:3588

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\louodozf.exe

Filesize
10.2MB

MD5
d83ada77a6b10d23f0c2e5257c1c5183

SHA1
afa1ba2e7dd341ec255a52f1e679e54a3795d42b

SHA256
31257bf70834868a1f9759dfb881c41c0be5e8c2a8ec1fe404578bf926613ce3

SHA512
44d2f387d03112a104fbcbaa0ba3aab60e854ea292bff70410099e8dd265d4d9218f9f6cc95633f3681f594ab74072823cad4498d80ee3e631c739e0497c25d5

Download Submit
memory/556-7-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/556-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/556-2-0x00000000004A0000-0x00000000004B3000-memory.dmp

Filesize
76KB

Download
memory/556-8-0x00000000004A0000-0x00000000004B3000-memory.dmp

Filesize
76KB

Download
memory/556-9-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/556-1-0x00000000006D0000-0x00000000007D0000-memory.dmp

Filesize
1024KB

Download
memory/3064-12-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/3064-11-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/3064-13-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/3064-19-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/3424-14-0x0000000000710000-0x0000000000725000-memory.dmp

Filesize
84KB

Download
memory/3424-16-0x0000000000710000-0x0000000000725000-memory.dmp

Filesize
84KB

Download
memory/3424-17-0x0000000000710000-0x0000000000725000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads