tofsee | 41c20c399f19561f0c2f65baee9a5ba7a0c93c001b78144f891de3aab46c251c

Analysis

max time kernel
148s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28-01-2025 17:29

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General

Target

2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.exe
Size

12.8MB
MD5

3d6eefda163d7f4ebf4dfc4c46426110
SHA1

b8307ffee2975a25abd1cda73735724e7521d228
SHA256

41c20c399f19561f0c2f65baee9a5ba7a0c93c001b78144f891de3aab46c251c
SHA512

23b2f27978778ab87338d8ac807ed5c3bc48fd0c88ac55d5858e328356a303ea0c3f39a863c974f17cc56aad97e1b817779a11fac49602c10c72a985bd12c293
SSDEEP

24576:BpomTTN9ttttttttttttttttttttttttttttttttttttttttttttttttttttttt1:boo

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\qrdawuse = "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
2844	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\qrdawuse\ImagePath = "C:\\Windows\\SysWOW64\\qrdawuse\\mojpivf.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2732	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2872	mojpivf.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2872 set thread context of 2732	2872	mojpivf.exe	41

Launches sc.exe 3 IoCs

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

pid	Process
1924	sc.exe
2256	sc.exe
2804	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	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	2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.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	mojpivf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2436 wrote to memory of 2376	2436	2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.exe	30
PID 2436 wrote to memory of 2376	2436	2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.exe	30
PID 2436 wrote to memory of 2376	2436	2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.exe	30
PID 2436 wrote to memory of 2376	2436	2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.exe	30
PID 2436 wrote to memory of 1916	2436	2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.exe	32
PID 2436 wrote to memory of 1916	2436	2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.exe	32
PID 2436 wrote to memory of 1916	2436	2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.exe	32
PID 2436 wrote to memory of 1916	2436	2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.exe	32
PID 2436 wrote to memory of 1924	2436	2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.exe	34
PID 2436 wrote to memory of 1924	2436	2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.exe	34
PID 2436 wrote to memory of 1924	2436	2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.exe	34
PID 2436 wrote to memory of 1924	2436	2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.exe	34
PID 2436 wrote to memory of 2256	2436	2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.exe	36
PID 2436 wrote to memory of 2256	2436	2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.exe	36
PID 2436 wrote to memory of 2256	2436	2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.exe	36
PID 2436 wrote to memory of 2256	2436	2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.exe	36
PID 2436 wrote to memory of 2804	2436	2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.exe	38
PID 2436 wrote to memory of 2804	2436	2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.exe	38
PID 2436 wrote to memory of 2804	2436	2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.exe	38
PID 2436 wrote to memory of 2804	2436	2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.exe	38
PID 2872 wrote to memory of 2732	2872	mojpivf.exe	41
PID 2872 wrote to memory of 2732	2872	mojpivf.exe	41
PID 2872 wrote to memory of 2732	2872	mojpivf.exe	41
PID 2872 wrote to memory of 2732	2872	mojpivf.exe	41
PID 2872 wrote to memory of 2732	2872	mojpivf.exe	41
PID 2872 wrote to memory of 2732	2872	mojpivf.exe	41
PID 2436 wrote to memory of 2844	2436	2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.exe	42
PID 2436 wrote to memory of 2844	2436	2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.exe	42
PID 2436 wrote to memory of 2844	2436	2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.exe	42
PID 2436 wrote to memory of 2844	2436	2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.exe	42

C:\Users\Admin\AppData\Local\Temp\2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2436
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\qrdawuse\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2376
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\mojpivf.exe" C:\Windows\SysWOW64\qrdawuse\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1916
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create qrdawuse binPath= "C:\Windows\SysWOW64\qrdawuse\mojpivf.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:1924
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description qrdawuse "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2256
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start qrdawuse
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2804
- 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:2844

C:\Windows\SysWOW64\qrdawuse\mojpivf.exe
C:\Windows\SysWOW64\qrdawuse\mojpivf.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-01-28_3d6eefda163d7f4ebf4dfc4c46426110_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2872
- 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:2732

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\mojpivf.exe

Filesize
14.5MB

MD5
8a11b08841775dc374e10f8c264c356c

SHA1
15cd633d46a6967142013f65ec6d3c27545681a2

SHA256
8d6bd97782ffe1c4c50f289aebb0580f5de9d678853ae25f8e84fe8e2ce98c55

SHA512
c137647c44f1e3ce0aacdbcd94e31095d3b7dd2ed8a681c05a2976bf9581daa28a061c1d3c88cebd44fd3b0e3b9e541e38385029d302417b2f4facada339b4b8

Download Submit
memory/2436-15-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2436-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2436-2-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2436-14-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2436-1-0x00000000008B0000-0x00000000009B0000-memory.dmp

Filesize
1024KB

Download
memory/2436-16-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2732-11-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2732-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2732-8-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2732-17-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2732-18-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2872-12-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads