tofsee | 9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7

Analysis

max time kernel
147s
max time network
147s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29/12/2024, 14:10

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General

Target

JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe
Size

300KB
MD5

182d46a7342ac2a2967195a823d0cece
SHA1

482e367a0d778f351ca84513f858f2094c2f6109
SHA256

9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7
SHA512

dd748ad474bb4868583b975db472b6c353021d1ce05152062e470a12f569b0302158ef155b0f2b7e9cb8ae348e984c73312aaa5408dfb6c9a27efb7e15ebe212
SSDEEP

3072:Rp4CdKyMOS7/473DkRVRKTJg50Yq0iQtLU8HHFdDZReYaahHvKhGtij4LyNfKR52:R3QdVRuZYq0ftNzDZReYXhHShGsIyep

Score

10^/10

tofsee discovery evasion execution persistence privilege_escalation trojan

Malware Config

Extracted

Family

tofsee

patmushta.info

parubey.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\mqkqfrvl = "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
2740	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\mqkqfrvl\ImagePath = "C:\\Windows\\SysWOW64\\mqkqfrvl\\rpncuhdg.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2972	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2916	rpncuhdg.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2916 set thread context of 2972	2916	rpncuhdg.exe	43

Launches sc.exe 3 IoCs

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

pid	Process
2692	sc.exe
2708	sc.exe
2880	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	rpncuhdg.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2508 wrote to memory of 2400	2508	JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe	30
PID 2508 wrote to memory of 2400	2508	JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe	30
PID 2508 wrote to memory of 2400	2508	JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe	30
PID 2508 wrote to memory of 2400	2508	JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe	30
PID 2508 wrote to memory of 1260	2508	JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe	32
PID 2508 wrote to memory of 1260	2508	JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe	32
PID 2508 wrote to memory of 1260	2508	JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe	32
PID 2508 wrote to memory of 1260	2508	JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe	32
PID 2508 wrote to memory of 2692	2508	JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe	34
PID 2508 wrote to memory of 2692	2508	JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe	34
PID 2508 wrote to memory of 2692	2508	JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe	34
PID 2508 wrote to memory of 2692	2508	JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe	34
PID 2508 wrote to memory of 2708	2508	JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe	36
PID 2508 wrote to memory of 2708	2508	JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe	36
PID 2508 wrote to memory of 2708	2508	JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe	36
PID 2508 wrote to memory of 2708	2508	JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe	36
PID 2508 wrote to memory of 2880	2508	JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe	38
PID 2508 wrote to memory of 2880	2508	JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe	38
PID 2508 wrote to memory of 2880	2508	JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe	38
PID 2508 wrote to memory of 2880	2508	JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe	38
PID 2508 wrote to memory of 2740	2508	JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe	41
PID 2508 wrote to memory of 2740	2508	JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe	41
PID 2508 wrote to memory of 2740	2508	JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe	41
PID 2508 wrote to memory of 2740	2508	JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe	41
PID 2916 wrote to memory of 2972	2916	rpncuhdg.exe	43
PID 2916 wrote to memory of 2972	2916	rpncuhdg.exe	43
PID 2916 wrote to memory of 2972	2916	rpncuhdg.exe	43
PID 2916 wrote to memory of 2972	2916	rpncuhdg.exe	43
PID 2916 wrote to memory of 2972	2916	rpncuhdg.exe	43
PID 2916 wrote to memory of 2972	2916	rpncuhdg.exe	43

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2508
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\mqkqfrvl\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2400
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\rpncuhdg.exe" C:\Windows\SysWOW64\mqkqfrvl\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1260
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create mqkqfrvl binPath= "C:\Windows\SysWOW64\mqkqfrvl\rpncuhdg.exe /d\"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2692
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description mqkqfrvl "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2708
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start mqkqfrvl
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2880
- 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:2740

C:\Windows\SysWOW64\mqkqfrvl\rpncuhdg.exe
C:\Windows\SysWOW64\mqkqfrvl\rpncuhdg.exe /d"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_9f87ec93e667df4f14763906163e9e3dee65dd81d4a66f39208d149243caf6e7.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2916
- 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:2972

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\rpncuhdg.exe

Filesize
11.0MB

MD5
81238e0c4a1824880032cd898c54f8fb

SHA1
a793935d995ab1a4a83c8be5c585d4ac1ef969f3

SHA256
d152bd46e5f0c1b2d48713b58dcc130429529c85a16df0930f5286689bb7d247

SHA512
25906544edb827bcf1f5ccad9c3f320360ef7f4972ad510dc1ccc3c54c5943d3057d03809a19cdd38752442f840c9495e976fd544a6f26899e9ea7554e0b5eda

Download Submit
memory/2508-7-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2508-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2508-2-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2508-9-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2508-8-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2508-1-0x0000000000580000-0x0000000000680000-memory.dmp

Filesize
1024KB

Download
memory/2916-17-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2972-16-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2972-14-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2972-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2972-11-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2972-18-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads