tofsee | 120f21f223ace3fae0054b1e17a5416602f1c2d16e2a774d4746be56d3120a28

Analysis

max time kernel
145s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-01-2025 20:08

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General

Target

2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_mafia.exe
Size

13.2MB
MD5

6937aad9b667b4ba21f4d2d219ea3641
SHA1

5248524013ad78970facb6b83e769a78a8433ead
SHA256

120f21f223ace3fae0054b1e17a5416602f1c2d16e2a774d4746be56d3120a28
SHA512

9a94aee744357a2452465639e6d0ca7a6e94805f403169fa13bb799c6e72a6c0c1745b512e711de493dc0c10a1603902991ad7919ded3927da294e4560e24fac
SSDEEP

393216:vXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX3:

Score

10^/10

tofsee discovery evasion 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

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\bazcqdhs = "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

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2628	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\bazcqdhs\ImagePath = "C:\\Windows\\SysWOW64\\bazcqdhs\\jhqrawlh.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2460	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2596	jhqrawlh.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2596 set thread context of 2460	2596	jhqrawlh.exe	39

Launches sc.exe 3 IoCs

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

pid	Process
2612	sc.exe
2660	sc.exe
2652	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	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	jhqrawlh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_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	svchost.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2192 wrote to memory of 2564	2192	2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_mafia.exe	28
PID 2192 wrote to memory of 2564	2192	2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_mafia.exe	28
PID 2192 wrote to memory of 2564	2192	2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_mafia.exe	28
PID 2192 wrote to memory of 2564	2192	2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_mafia.exe	28
PID 2192 wrote to memory of 2752	2192	2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_mafia.exe	30
PID 2192 wrote to memory of 2752	2192	2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_mafia.exe	30
PID 2192 wrote to memory of 2752	2192	2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_mafia.exe	30
PID 2192 wrote to memory of 2752	2192	2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_mafia.exe	30
PID 2192 wrote to memory of 2612	2192	2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_mafia.exe	32
PID 2192 wrote to memory of 2612	2192	2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_mafia.exe	32
PID 2192 wrote to memory of 2612	2192	2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_mafia.exe	32
PID 2192 wrote to memory of 2612	2192	2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_mafia.exe	32
PID 2192 wrote to memory of 2660	2192	2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_mafia.exe	34
PID 2192 wrote to memory of 2660	2192	2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_mafia.exe	34
PID 2192 wrote to memory of 2660	2192	2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_mafia.exe	34
PID 2192 wrote to memory of 2660	2192	2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_mafia.exe	34
PID 2192 wrote to memory of 2652	2192	2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_mafia.exe	36
PID 2192 wrote to memory of 2652	2192	2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_mafia.exe	36
PID 2192 wrote to memory of 2652	2192	2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_mafia.exe	36
PID 2192 wrote to memory of 2652	2192	2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_mafia.exe	36
PID 2596 wrote to memory of 2460	2596	jhqrawlh.exe	39
PID 2596 wrote to memory of 2460	2596	jhqrawlh.exe	39
PID 2596 wrote to memory of 2460	2596	jhqrawlh.exe	39
PID 2596 wrote to memory of 2460	2596	jhqrawlh.exe	39
PID 2596 wrote to memory of 2460	2596	jhqrawlh.exe	39
PID 2596 wrote to memory of 2460	2596	jhqrawlh.exe	39
PID 2192 wrote to memory of 2628	2192	2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_mafia.exe	40
PID 2192 wrote to memory of 2628	2192	2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_mafia.exe	40
PID 2192 wrote to memory of 2628	2192	2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_mafia.exe	40
PID 2192 wrote to memory of 2628	2192	2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_mafia.exe	40

C:\Users\Admin\AppData\Local\Temp\2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2192
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\bazcqdhs\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2564
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\jhqrawlh.exe" C:\Windows\SysWOW64\bazcqdhs\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2752
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create bazcqdhs binPath= "C:\Windows\SysWOW64\bazcqdhs\jhqrawlh.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2612
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description bazcqdhs "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2660
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start bazcqdhs
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2652
- 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:2628

C:\Windows\SysWOW64\bazcqdhs\jhqrawlh.exe
C:\Windows\SysWOW64\bazcqdhs\jhqrawlh.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-01-19_6937aad9b667b4ba21f4d2d219ea3641_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2596
- 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:2460

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\jhqrawlh.exe

Filesize
14.8MB

MD5
1b5f3a93f137ac0c5584e6cb5651690a

SHA1
5f8fab61e377b5b3d56dec9dcbb9ae43e2afc665

SHA256
71cb82720e9cb54d4fddb806eed9f0cf8f1a432c678f492b354ca78e31bcccbd

SHA512
a30ca75d6cb9d80f6e35752f8aab0c691e5e7eb99a2708780ad0f0975a03eae75b14b5f80b931a91c5428c076f67de3db965c5e7063379e8e331a1cf294e2d7c

Download Submit
memory/2192-16-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2192-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2192-2-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2192-14-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/2192-1-0x00000000005E0000-0x00000000006E0000-memory.dmp

Filesize
1024KB

Download
memory/2192-15-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2460-11-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2460-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2460-8-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2460-17-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2460-18-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2596-13-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads