tofsee | 79231c2cacbfc0da610bb317d280a96d0d10e63a5824d5d052e41e57fb85bd6f

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05-01-2025 15:57

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe
Size

12.5MB
MD5

aee483bf0ab0bbba03e7add1c7b24d70
SHA1

15ef01d3f681c7ec8cfb1e55a318723f4f4406f7
SHA256

79231c2cacbfc0da610bb317d280a96d0d10e63a5824d5d052e41e57fb85bd6f
SHA512

4dfe9bb49aec68b29055ab74aaac4efd83e96051072aa9f15bd2a8530376ba58f1b3d7741229a5fd96f81cd92ead9481918b4fe580bcc4baae158269d985d80e
SSDEEP

6144:0ngjLKfnGE+Nj43Gd/50NS0UG4th+d49EOVVVVVVVVVVVVVVVVVVVVVVVVVVVVV7:fiOE+Nj4Q50k0UGIh+dJ

Score

10^/10

tofsee discovery evasion execution persistence privilege_escalation trojan

Malware Config

Extracted

Family

tofsee

defeatwax.ru

refabyd.info

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\jqgqhnqb = "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
2540	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\jqgqhnqb\ImagePath = "C:\\Windows\\SysWOW64\\jqgqhnqb\\ndykequm.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2560	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2676	ndykequm.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2676 set thread context of 2560	2676	ndykequm.exe	44

Launches sc.exe 3 IoCs

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

pid	Process
1964	sc.exe
2680	sc.exe
2800	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 queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key opened	\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	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	JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ndykequm.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 1548 wrote to memory of 1760	1548	JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe	31
PID 1548 wrote to memory of 1760	1548	JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe	31
PID 1548 wrote to memory of 1760	1548	JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe	31
PID 1548 wrote to memory of 1760	1548	JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe	31
PID 1548 wrote to memory of 2012	1548	JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe	33
PID 1548 wrote to memory of 2012	1548	JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe	33
PID 1548 wrote to memory of 2012	1548	JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe	33
PID 1548 wrote to memory of 2012	1548	JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe	33
PID 1548 wrote to memory of 1964	1548	JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe	35
PID 1548 wrote to memory of 1964	1548	JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe	35
PID 1548 wrote to memory of 1964	1548	JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe	35
PID 1548 wrote to memory of 1964	1548	JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe	35
PID 1548 wrote to memory of 2680	1548	JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe	37
PID 1548 wrote to memory of 2680	1548	JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe	37
PID 1548 wrote to memory of 2680	1548	JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe	37
PID 1548 wrote to memory of 2680	1548	JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe	37
PID 1548 wrote to memory of 2800	1548	JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe	39
PID 1548 wrote to memory of 2800	1548	JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe	39
PID 1548 wrote to memory of 2800	1548	JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe	39
PID 1548 wrote to memory of 2800	1548	JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe	39
PID 1548 wrote to memory of 2540	1548	JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe	42
PID 1548 wrote to memory of 2540	1548	JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe	42
PID 1548 wrote to memory of 2540	1548	JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe	42
PID 1548 wrote to memory of 2540	1548	JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe	42
PID 2676 wrote to memory of 2560	2676	ndykequm.exe	44
PID 2676 wrote to memory of 2560	2676	ndykequm.exe	44
PID 2676 wrote to memory of 2560	2676	ndykequm.exe	44
PID 2676 wrote to memory of 2560	2676	ndykequm.exe	44
PID 2676 wrote to memory of 2560	2676	ndykequm.exe	44
PID 2676 wrote to memory of 2560	2676	ndykequm.exe	44

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1548
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\jqgqhnqb\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1760
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\ndykequm.exe" C:\Windows\SysWOW64\jqgqhnqb\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2012
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create jqgqhnqb binPath= "C:\Windows\SysWOW64\jqgqhnqb\ndykequm.exe /d\"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:1964
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description jqgqhnqb "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2680
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start jqgqhnqb
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2800
- 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:2540

C:\Windows\SysWOW64\jqgqhnqb\ndykequm.exe
C:\Windows\SysWOW64\jqgqhnqb\ndykequm.exe /d"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_aee483bf0ab0bbba03e7add1c7b24d70.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2676
- 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:2560

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\ndykequm.exe

Filesize
14.8MB

MD5
5f8262652a58c98e8a9b7972fc84ffdf

SHA1
2e6090d5b45159f8862bf4985ee69281b958d617

SHA256
d9054c207c4e5340844a7d224ee3769e08aa60d1e83a9d625712968e3687399e

SHA512
cca35e9dcc5e3c161030d6171114daed7c3404cf03791f6c8561cad17a1f001f1e1efb315b0847872adc6cf35a9220f93f15e092d9908566fafbc3566470872a

Download Submit
memory/1548-8-0x0000000000400000-0x0000000001782000-memory.dmp

Filesize
19.5MB

Download
memory/1548-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1548-2-0x0000000000250000-0x0000000000263000-memory.dmp

Filesize
76KB

Download
memory/1548-9-0x0000000000250000-0x0000000000263000-memory.dmp

Filesize
76KB

Download
memory/1548-10-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1548-1-0x0000000000270000-0x0000000000370000-memory.dmp

Filesize
1024KB

Download
memory/2560-14-0x00000000000D0000-0x00000000000E5000-memory.dmp

Filesize
84KB

Download
memory/2560-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2560-11-0x00000000000D0000-0x00000000000E5000-memory.dmp

Filesize
84KB

Download
memory/2560-17-0x00000000000D0000-0x00000000000E5000-memory.dmp

Filesize
84KB

Download
memory/2560-18-0x00000000000D0000-0x00000000000E5000-memory.dmp

Filesize
84KB

Download
memory/2676-16-0x0000000000400000-0x0000000001782000-memory.dmp

Filesize
19.5MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads