tofsee | 03a8782d01757fe8bb672e1a17074c9ba419a888a691754436908cbeffffc89c

Analysis

max time kernel
144s
max time network
119s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
19-01-2025 20:16

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General

Target

2025-01-19_94d9d5513aa7269bb2734c7c1e670541_mafia.exe
Size

10.2MB
MD5

94d9d5513aa7269bb2734c7c1e670541
SHA1

0328f7cfd4f148160887f41f7e0a0af34fde2a92
SHA256

03a8782d01757fe8bb672e1a17074c9ba419a888a691754436908cbeffffc89c
SHA512

acfe7fdcda9189ef4a46e34c65da738a066eba06693cc507ccef973e122899bb60bacec6fb144a271661be18b351a435f4002062c32c039e6e6b8978553974f8
SSDEEP

6144:/LQ1p/2p5e+D2jFHO+iZoy6u9FlfrXEz9NQNQNQNQNQNQNQNQNQNQNQNQNQNQNQI:kTYe+D2jFu+iZoUFhAz

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\aifabxzv = "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
3004	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\aifabxzv\ImagePath = "C:\\Windows\\SysWOW64\\aifabxzv\\ccdojkiq.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2892	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2828	ccdojkiq.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2828 set thread context of 2892	2828	ccdojkiq.exe	44

Launches sc.exe 3 IoCs

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

pid	Process
2796	sc.exe
2740	sc.exe
2864	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	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ccdojkiq.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	2025-01-19_94d9d5513aa7269bb2734c7c1e670541_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 2420 wrote to memory of 2456	2420	2025-01-19_94d9d5513aa7269bb2734c7c1e670541_mafia.exe	31
PID 2420 wrote to memory of 2456	2420	2025-01-19_94d9d5513aa7269bb2734c7c1e670541_mafia.exe	31
PID 2420 wrote to memory of 2456	2420	2025-01-19_94d9d5513aa7269bb2734c7c1e670541_mafia.exe	31
PID 2420 wrote to memory of 2456	2420	2025-01-19_94d9d5513aa7269bb2734c7c1e670541_mafia.exe	31
PID 2420 wrote to memory of 2564	2420	2025-01-19_94d9d5513aa7269bb2734c7c1e670541_mafia.exe	33
PID 2420 wrote to memory of 2564	2420	2025-01-19_94d9d5513aa7269bb2734c7c1e670541_mafia.exe	33
PID 2420 wrote to memory of 2564	2420	2025-01-19_94d9d5513aa7269bb2734c7c1e670541_mafia.exe	33
PID 2420 wrote to memory of 2564	2420	2025-01-19_94d9d5513aa7269bb2734c7c1e670541_mafia.exe	33
PID 2420 wrote to memory of 2796	2420	2025-01-19_94d9d5513aa7269bb2734c7c1e670541_mafia.exe	35
PID 2420 wrote to memory of 2796	2420	2025-01-19_94d9d5513aa7269bb2734c7c1e670541_mafia.exe	35
PID 2420 wrote to memory of 2796	2420	2025-01-19_94d9d5513aa7269bb2734c7c1e670541_mafia.exe	35
PID 2420 wrote to memory of 2796	2420	2025-01-19_94d9d5513aa7269bb2734c7c1e670541_mafia.exe	35
PID 2420 wrote to memory of 2740	2420	2025-01-19_94d9d5513aa7269bb2734c7c1e670541_mafia.exe	37
PID 2420 wrote to memory of 2740	2420	2025-01-19_94d9d5513aa7269bb2734c7c1e670541_mafia.exe	37
PID 2420 wrote to memory of 2740	2420	2025-01-19_94d9d5513aa7269bb2734c7c1e670541_mafia.exe	37
PID 2420 wrote to memory of 2740	2420	2025-01-19_94d9d5513aa7269bb2734c7c1e670541_mafia.exe	37
PID 2420 wrote to memory of 2864	2420	2025-01-19_94d9d5513aa7269bb2734c7c1e670541_mafia.exe	39
PID 2420 wrote to memory of 2864	2420	2025-01-19_94d9d5513aa7269bb2734c7c1e670541_mafia.exe	39
PID 2420 wrote to memory of 2864	2420	2025-01-19_94d9d5513aa7269bb2734c7c1e670541_mafia.exe	39
PID 2420 wrote to memory of 2864	2420	2025-01-19_94d9d5513aa7269bb2734c7c1e670541_mafia.exe	39
PID 2420 wrote to memory of 3004	2420	2025-01-19_94d9d5513aa7269bb2734c7c1e670541_mafia.exe	42
PID 2420 wrote to memory of 3004	2420	2025-01-19_94d9d5513aa7269bb2734c7c1e670541_mafia.exe	42
PID 2420 wrote to memory of 3004	2420	2025-01-19_94d9d5513aa7269bb2734c7c1e670541_mafia.exe	42
PID 2420 wrote to memory of 3004	2420	2025-01-19_94d9d5513aa7269bb2734c7c1e670541_mafia.exe	42
PID 2828 wrote to memory of 2892	2828	ccdojkiq.exe	44
PID 2828 wrote to memory of 2892	2828	ccdojkiq.exe	44
PID 2828 wrote to memory of 2892	2828	ccdojkiq.exe	44
PID 2828 wrote to memory of 2892	2828	ccdojkiq.exe	44
PID 2828 wrote to memory of 2892	2828	ccdojkiq.exe	44
PID 2828 wrote to memory of 2892	2828	ccdojkiq.exe	44

C:\Users\Admin\AppData\Local\Temp\2025-01-19_94d9d5513aa7269bb2734c7c1e670541_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-19_94d9d5513aa7269bb2734c7c1e670541_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2420
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\aifabxzv\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2456
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\ccdojkiq.exe" C:\Windows\SysWOW64\aifabxzv\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2564
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create aifabxzv binPath= "C:\Windows\SysWOW64\aifabxzv\ccdojkiq.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-01-19_94d9d5513aa7269bb2734c7c1e670541_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2796
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description aifabxzv "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2740
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start aifabxzv
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2864
- 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:3004

C:\Windows\SysWOW64\aifabxzv\ccdojkiq.exe
C:\Windows\SysWOW64\aifabxzv\ccdojkiq.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-01-19_94d9d5513aa7269bb2734c7c1e670541_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2828
- 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:2892

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\ccdojkiq.exe

Filesize
12.3MB

MD5
3282c73e006d7ac56222da1498668f06

SHA1
14f7bcf5e57d34841387db082da3dd9bbb9af0b3

SHA256
39686750872f865dafa4bfee49ae339567da052faed6667322eb386c2a374a74

SHA512
655f455f05fa9d76c73da5f5b752003617fb946a6d3579e35adcd31e3103f313050deafbb41d2f1b81c5101f9d1af49b3a1edad92a36d47e1af99c0b3ea8dd1d

Download Submit
memory/2420-8-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2420-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2420-2-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2420-7-0x0000000000400000-0x00000000004C1000-memory.dmp

Filesize
772KB

Download
memory/2420-9-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2420-1-0x0000000000610000-0x0000000000710000-memory.dmp

Filesize
1024KB

Download
memory/2828-17-0x0000000000400000-0x00000000004C1000-memory.dmp

Filesize
772KB

Download
memory/2892-14-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2892-16-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2892-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2892-11-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2892-18-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads