tofsee | caedd5298fcd325ce726a5070a0140d17ce979b4b72cd8ce549993742f34ec22

Analysis

max time kernel
145s
max time network
118s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
02-02-2025 03:50

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General

Target

2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe
Size

11.5MB
MD5

b8d6027cebab815e009f45eb5ae3b552
SHA1

15287551abf440d208148670138c22a5f0eb6102
SHA256

caedd5298fcd325ce726a5070a0140d17ce979b4b72cd8ce549993742f34ec22
SHA512

c3799f3d153c5d09d34a1da9217a29e60b0ae34957a76889989e5eac51a6ccf9361b91cd24c37892f04997533979134fc55ffb92a309be5aa91f74af1fb2f915
SSDEEP

3072:mLBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/o:POMdRQr7OB0ypmMXnl8XEPM3noSWOC9

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\whikqgsl = "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
2908	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\whikqgsl\ImagePath = "C:\\Windows\\SysWOW64\\whikqgsl\\sqzajfuq.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2668	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
1004	sqzajfuq.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1004 set thread context of 2668	1004	sqzajfuq.exe	43

Launches sc.exe 3 IoCs

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

pid	Process
2792	sc.exe
3068	sc.exe
2996	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

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	netsh.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	sqzajfuq.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2312 wrote to memory of 2540	2312	2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe	30
PID 2312 wrote to memory of 2540	2312	2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe	30
PID 2312 wrote to memory of 2540	2312	2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe	30
PID 2312 wrote to memory of 2540	2312	2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe	30
PID 2312 wrote to memory of 2840	2312	2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe	32
PID 2312 wrote to memory of 2840	2312	2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe	32
PID 2312 wrote to memory of 2840	2312	2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe	32
PID 2312 wrote to memory of 2840	2312	2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe	32
PID 2312 wrote to memory of 2792	2312	2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe	34
PID 2312 wrote to memory of 2792	2312	2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe	34
PID 2312 wrote to memory of 2792	2312	2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe	34
PID 2312 wrote to memory of 2792	2312	2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe	34
PID 2312 wrote to memory of 3068	2312	2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe	36
PID 2312 wrote to memory of 3068	2312	2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe	36
PID 2312 wrote to memory of 3068	2312	2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe	36
PID 2312 wrote to memory of 3068	2312	2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe	36
PID 2312 wrote to memory of 2996	2312	2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe	38
PID 2312 wrote to memory of 2996	2312	2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe	38
PID 2312 wrote to memory of 2996	2312	2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe	38
PID 2312 wrote to memory of 2996	2312	2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe	38
PID 2312 wrote to memory of 2908	2312	2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe	41
PID 2312 wrote to memory of 2908	2312	2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe	41
PID 2312 wrote to memory of 2908	2312	2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe	41
PID 2312 wrote to memory of 2908	2312	2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe	41
PID 1004 wrote to memory of 2668	1004	sqzajfuq.exe	43
PID 1004 wrote to memory of 2668	1004	sqzajfuq.exe	43
PID 1004 wrote to memory of 2668	1004	sqzajfuq.exe	43
PID 1004 wrote to memory of 2668	1004	sqzajfuq.exe	43
PID 1004 wrote to memory of 2668	1004	sqzajfuq.exe	43
PID 1004 wrote to memory of 2668	1004	sqzajfuq.exe	43

C:\Users\Admin\AppData\Local\Temp\2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2312
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\whikqgsl\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2540
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\sqzajfuq.exe" C:\Windows\SysWOW64\whikqgsl\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2840
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create whikqgsl binPath= "C:\Windows\SysWOW64\whikqgsl\sqzajfuq.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2792
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description whikqgsl "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:3068
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start whikqgsl
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2996
- 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:2908

C:\Windows\SysWOW64\whikqgsl\sqzajfuq.exe
C:\Windows\SysWOW64\whikqgsl\sqzajfuq.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-02-02_b8d6027cebab815e009f45eb5ae3b552_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1004
- 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:2668

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\sqzajfuq.exe

Filesize
12.2MB

MD5
34c1ebc4e69ec4adab9b46bdfc05d0c8

SHA1
72894fa4bdd104f7e50bf923bc4696f4772dc84a

SHA256
59e59457cc6ae225a529c0a9d252e06b39ea8db0cff586fc0314476af8e17b07

SHA512
5dedeb63db604a3b027426637152f3ac30625c6b2ef01f1af38370f0c92cfb5df18cdbb627cbc33107133769432f2b4f6ec80e44b6084db51e9464e0031e4be9

Download Submit
memory/1004-17-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2312-1-0x0000000000510000-0x0000000000610000-memory.dmp

Filesize
1024KB

Download
memory/2312-3-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2312-2-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2312-9-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2312-8-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2668-14-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2668-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2668-11-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2668-16-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2668-18-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads