tofsee | 9ec3f86d763f85d37b64cec67cabe5a02420d653890b9ece64158b7540ef41fe

Analysis

max time kernel
148s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
02/02/2025, 20:12

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General

Target

2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe
Size

14.5MB
MD5

3f4c4c314a9e1e3500b0113f8815655c
SHA1

f364aebe26f744c276f7944bd52c57eae67a596e
SHA256

9ec3f86d763f85d37b64cec67cabe5a02420d653890b9ece64158b7540ef41fe
SHA512

3e0bad40bd20ddead45e2571760049d2044fe3ebae59ac5efd3d8b5bb073d5f56492320002eda9313ef202fff254a58956ddaf8e4f29bd09997441ea07598dec
SSDEEP

49152:dqE0YKr3fYPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPn:dqtYc3

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\tovpgbwp = "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
2900	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\tovpgbwp\ImagePath = "C:\\Windows\\SysWOW64\\tovpgbwp\\gidjcpz.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2956	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2096	gidjcpz.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2096 set thread context of 2956	2096	gidjcpz.exe	43

Launches sc.exe 3 IoCs

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

pid	Process
1908	sc.exe
2876	sc.exe
2764	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	cmd.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	2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	gidjcpz.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2572 wrote to memory of 1152	2572	2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe	30
PID 2572 wrote to memory of 1152	2572	2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe	30
PID 2572 wrote to memory of 1152	2572	2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe	30
PID 2572 wrote to memory of 1152	2572	2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe	30
PID 2572 wrote to memory of 1792	2572	2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe	32
PID 2572 wrote to memory of 1792	2572	2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe	32
PID 2572 wrote to memory of 1792	2572	2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe	32
PID 2572 wrote to memory of 1792	2572	2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe	32
PID 2572 wrote to memory of 1908	2572	2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe	34
PID 2572 wrote to memory of 1908	2572	2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe	34
PID 2572 wrote to memory of 1908	2572	2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe	34
PID 2572 wrote to memory of 1908	2572	2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe	34
PID 2572 wrote to memory of 2876	2572	2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe	36
PID 2572 wrote to memory of 2876	2572	2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe	36
PID 2572 wrote to memory of 2876	2572	2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe	36
PID 2572 wrote to memory of 2876	2572	2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe	36
PID 2572 wrote to memory of 2764	2572	2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe	38
PID 2572 wrote to memory of 2764	2572	2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe	38
PID 2572 wrote to memory of 2764	2572	2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe	38
PID 2572 wrote to memory of 2764	2572	2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe	38
PID 2572 wrote to memory of 2900	2572	2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe	41
PID 2572 wrote to memory of 2900	2572	2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe	41
PID 2572 wrote to memory of 2900	2572	2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe	41
PID 2572 wrote to memory of 2900	2572	2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe	41
PID 2096 wrote to memory of 2956	2096	gidjcpz.exe	43
PID 2096 wrote to memory of 2956	2096	gidjcpz.exe	43
PID 2096 wrote to memory of 2956	2096	gidjcpz.exe	43
PID 2096 wrote to memory of 2956	2096	gidjcpz.exe	43
PID 2096 wrote to memory of 2956	2096	gidjcpz.exe	43
PID 2096 wrote to memory of 2956	2096	gidjcpz.exe	43

C:\Users\Admin\AppData\Local\Temp\2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2572
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\tovpgbwp\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1152
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\gidjcpz.exe" C:\Windows\SysWOW64\tovpgbwp\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1792
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create tovpgbwp binPath= "C:\Windows\SysWOW64\tovpgbwp\gidjcpz.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:1908
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description tovpgbwp "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2876
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start tovpgbwp
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2764
- 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:2900

C:\Windows\SysWOW64\tovpgbwp\gidjcpz.exe
C:\Windows\SysWOW64\tovpgbwp\gidjcpz.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-02-02_3f4c4c314a9e1e3500b0113f8815655c_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2096
- 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:2956

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\gidjcpz.exe

Filesize
14.2MB

MD5
367edf6e742f208eda51eaf82d094b20

SHA1
a05668d12d69a699079e5e7adad507fcc004c771

SHA256
6866b38173ea1fd76f5595dec339510785011d5ed9c3f221b21b616d73602b94

SHA512
0894a4e7ec98298e1e1374f37cf2c9977eb99b2ac656f01b0a49ec0ff3ac7999001ca217a99a18297aaff87f27b83921cb86584c2d4057a993835b6b4a168569

Download Submit
memory/2096-17-0x0000000000400000-0x0000000002DC3000-memory.dmp

Filesize
41.8MB

Download
memory/2572-7-0x0000000000400000-0x0000000002DC3000-memory.dmp

Filesize
41.8MB

Download
memory/2572-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2572-9-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2572-8-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2572-1-0x0000000002E40000-0x0000000002F40000-memory.dmp

Filesize
1024KB

Download
memory/2572-2-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2956-16-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2956-14-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2956-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2956-11-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2956-18-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads