tofsee | d26320c9bf38d0c8da62667729d9c28c8c9a71bb1395bf33dff11b59cda8f6c4

Analysis

max time kernel
146s
max time network
146s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
31/12/2024, 19:46

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General

Target

JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.exe
Size

10.6MB
MD5

32cbda26c9835c1c63f2fed688fb5bb9
SHA1

1b8b5445b2ff31e5377c0a2297672bf656695777
SHA256

d26320c9bf38d0c8da62667729d9c28c8c9a71bb1395bf33dff11b59cda8f6c4
SHA512

34246c7b622d4ff88c401d25da883962dfba46c878bf9387f3b72942add8ccfe1785b4c5dfbacfcbbc1a3f40e866cc701ce2ff8f2334868ae16b150e61de4e5e
SSDEEP

12288:KQeoegEG/Rl1M7jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjz:KQeGX1M

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\lsodlrvd = "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\lsodlrvd\ImagePath = "C:\\Windows\\SysWOW64\\lsodlrvd\\fmpnooes.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2668	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2912	fmpnooes.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2912 set thread context of 2668	2912	fmpnooes.exe	43

Launches sc.exe 3 IoCs

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

pid	Process
2724	sc.exe
2760	sc.exe
2612	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	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fmpnooes.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2684 wrote to memory of 1992	2684	JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.exe	30
PID 2684 wrote to memory of 1992	2684	JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.exe	30
PID 2684 wrote to memory of 1992	2684	JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.exe	30
PID 2684 wrote to memory of 1992	2684	JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.exe	30
PID 2684 wrote to memory of 2748	2684	JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.exe	32
PID 2684 wrote to memory of 2748	2684	JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.exe	32
PID 2684 wrote to memory of 2748	2684	JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.exe	32
PID 2684 wrote to memory of 2748	2684	JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.exe	32
PID 2684 wrote to memory of 2760	2684	JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.exe	34
PID 2684 wrote to memory of 2760	2684	JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.exe	34
PID 2684 wrote to memory of 2760	2684	JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.exe	34
PID 2684 wrote to memory of 2760	2684	JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.exe	34
PID 2684 wrote to memory of 2612	2684	JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.exe	36
PID 2684 wrote to memory of 2612	2684	JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.exe	36
PID 2684 wrote to memory of 2612	2684	JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.exe	36
PID 2684 wrote to memory of 2612	2684	JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.exe	36
PID 2684 wrote to memory of 2724	2684	JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.exe	38
PID 2684 wrote to memory of 2724	2684	JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.exe	38
PID 2684 wrote to memory of 2724	2684	JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.exe	38
PID 2684 wrote to memory of 2724	2684	JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.exe	38
PID 2684 wrote to memory of 2628	2684	JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.exe	41
PID 2684 wrote to memory of 2628	2684	JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.exe	41
PID 2684 wrote to memory of 2628	2684	JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.exe	41
PID 2684 wrote to memory of 2628	2684	JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.exe	41
PID 2912 wrote to memory of 2668	2912	fmpnooes.exe	43
PID 2912 wrote to memory of 2668	2912	fmpnooes.exe	43
PID 2912 wrote to memory of 2668	2912	fmpnooes.exe	43
PID 2912 wrote to memory of 2668	2912	fmpnooes.exe	43
PID 2912 wrote to memory of 2668	2912	fmpnooes.exe	43
PID 2912 wrote to memory of 2668	2912	fmpnooes.exe	43

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2684
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\lsodlrvd\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1992
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\fmpnooes.exe" C:\Windows\SysWOW64\lsodlrvd\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2748
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create lsodlrvd binPath= "C:\Windows\SysWOW64\lsodlrvd\fmpnooes.exe /d\"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2760
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description lsodlrvd "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2612
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start lsodlrvd
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2724
- 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\lsodlrvd\fmpnooes.exe
C:\Windows\SysWOW64\lsodlrvd\fmpnooes.exe /d"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_32cbda26c9835c1c63f2fed688fb5bb9.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2912
- 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\fmpnooes.exe

Filesize
11.2MB

MD5
75f3ce3cae12c5284733143258c9879a

SHA1
fb430c200fd857a1f867d0a25ca6b386a6347737

SHA256
10c9b0b80ad2e08d6f0105a88b2bf92fd25af51fa61093fad6e9d4b38fbdca1a

SHA512
03970100186007559766fb4535a0427d729e18e31ce8ab5dc499ed47e11d27b549267e54e0839df21aa58e74eb7477e50ea9be38f717d011aea7f42fa1781cb6

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

Filesize
84KB

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

Filesize
84KB

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

Filesize
84KB

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

Filesize
4KB

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

Filesize
84KB

Download
memory/2684-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2684-2-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2684-10-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2684-9-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2684-8-0x0000000000400000-0x000000000086A000-memory.dmp

Filesize
4.4MB

Download
memory/2684-1-0x0000000000A20000-0x0000000000B20000-memory.dmp

Filesize
1024KB

Download
memory/2912-17-0x0000000000400000-0x000000000086A000-memory.dmp

Filesize
4.4MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads