tofsee | 148f0b1c12932ed4c2d31d9e6f92f9d9d4e75bb6226f2d08c9ac3cb372c41c47

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
08-01-2025 07:11

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General

Target

JaffaCakes118_925191432738c7e459066892ee14e61d.exe
Size

12.4MB
MD5

925191432738c7e459066892ee14e61d
SHA1

3afef1c1155137cb36561d4b97baffe9bdfe48c2
SHA256

148f0b1c12932ed4c2d31d9e6f92f9d9d4e75bb6226f2d08c9ac3cb372c41c47
SHA512

72b0a4f0c50db39d20ad2f9d2b5c21b601b86cf2aa5b0930e954fa78c086ee15f31dbe7b339ccb3029d555725919f2392d4d4225a141c7cad13e6364b8e8d296
SSDEEP

49152:EkHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH:

Score

10^/10

tofsee discovery evasion execution persistence privilege_escalation trojan

Malware Config

Extracted

Family

tofsee

quadoil.ru

lakeflex.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\hziasjhw = "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
2928	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\hziasjhw\ImagePath = "C:\\Windows\\SysWOW64\\hziasjhw\\wblbpu.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2808	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2212	wblbpu.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2212 set thread context of 2808	2212	wblbpu.exe	42

Launches sc.exe 3 IoCs

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

pid	Process
2768	sc.exe
2904	sc.exe
2788	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	wblbpu.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_925191432738c7e459066892ee14e61d.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 1688 wrote to memory of 1376	1688	JaffaCakes118_925191432738c7e459066892ee14e61d.exe	29
PID 1688 wrote to memory of 1376	1688	JaffaCakes118_925191432738c7e459066892ee14e61d.exe	29
PID 1688 wrote to memory of 1376	1688	JaffaCakes118_925191432738c7e459066892ee14e61d.exe	29
PID 1688 wrote to memory of 1376	1688	JaffaCakes118_925191432738c7e459066892ee14e61d.exe	29
PID 1688 wrote to memory of 2732	1688	JaffaCakes118_925191432738c7e459066892ee14e61d.exe	31
PID 1688 wrote to memory of 2732	1688	JaffaCakes118_925191432738c7e459066892ee14e61d.exe	31
PID 1688 wrote to memory of 2732	1688	JaffaCakes118_925191432738c7e459066892ee14e61d.exe	31
PID 1688 wrote to memory of 2732	1688	JaffaCakes118_925191432738c7e459066892ee14e61d.exe	31
PID 1688 wrote to memory of 2768	1688	JaffaCakes118_925191432738c7e459066892ee14e61d.exe	33
PID 1688 wrote to memory of 2768	1688	JaffaCakes118_925191432738c7e459066892ee14e61d.exe	33
PID 1688 wrote to memory of 2768	1688	JaffaCakes118_925191432738c7e459066892ee14e61d.exe	33
PID 1688 wrote to memory of 2768	1688	JaffaCakes118_925191432738c7e459066892ee14e61d.exe	33
PID 1688 wrote to memory of 2904	1688	JaffaCakes118_925191432738c7e459066892ee14e61d.exe	35
PID 1688 wrote to memory of 2904	1688	JaffaCakes118_925191432738c7e459066892ee14e61d.exe	35
PID 1688 wrote to memory of 2904	1688	JaffaCakes118_925191432738c7e459066892ee14e61d.exe	35
PID 1688 wrote to memory of 2904	1688	JaffaCakes118_925191432738c7e459066892ee14e61d.exe	35
PID 1688 wrote to memory of 2788	1688	JaffaCakes118_925191432738c7e459066892ee14e61d.exe	37
PID 1688 wrote to memory of 2788	1688	JaffaCakes118_925191432738c7e459066892ee14e61d.exe	37
PID 1688 wrote to memory of 2788	1688	JaffaCakes118_925191432738c7e459066892ee14e61d.exe	37
PID 1688 wrote to memory of 2788	1688	JaffaCakes118_925191432738c7e459066892ee14e61d.exe	37
PID 1688 wrote to memory of 2928	1688	JaffaCakes118_925191432738c7e459066892ee14e61d.exe	40
PID 1688 wrote to memory of 2928	1688	JaffaCakes118_925191432738c7e459066892ee14e61d.exe	40
PID 1688 wrote to memory of 2928	1688	JaffaCakes118_925191432738c7e459066892ee14e61d.exe	40
PID 1688 wrote to memory of 2928	1688	JaffaCakes118_925191432738c7e459066892ee14e61d.exe	40
PID 2212 wrote to memory of 2808	2212	wblbpu.exe	42
PID 2212 wrote to memory of 2808	2212	wblbpu.exe	42
PID 2212 wrote to memory of 2808	2212	wblbpu.exe	42
PID 2212 wrote to memory of 2808	2212	wblbpu.exe	42
PID 2212 wrote to memory of 2808	2212	wblbpu.exe	42
PID 2212 wrote to memory of 2808	2212	wblbpu.exe	42

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_925191432738c7e459066892ee14e61d.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_925191432738c7e459066892ee14e61d.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1688
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\hziasjhw\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1376
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\wblbpu.exe" C:\Windows\SysWOW64\hziasjhw\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2732
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create hziasjhw binPath= "C:\Windows\SysWOW64\hziasjhw\wblbpu.exe /d\"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_925191432738c7e459066892ee14e61d.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2768
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description hziasjhw "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2904
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start hziasjhw
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2788
- 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:2928

C:\Windows\SysWOW64\hziasjhw\wblbpu.exe
C:\Windows\SysWOW64\hziasjhw\wblbpu.exe /d"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_925191432738c7e459066892ee14e61d.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2212
- 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:2808

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\wblbpu.exe

Filesize
12.2MB

MD5
8a861829fb550f90371432f7dc356c56

SHA1
d33aa094440044637e80eabe7f841d4bee3d36cb

SHA256
6a979b4f4d8f475e69749519bcfe9a15ba6186b66f0665f23b6f5d30fed2a6bf

SHA512
5a6ac1b08625ee112ad5c891eeadafdd41fc92fc2f41cce133d99c2be4eb168eecc1276e7243f4536b9c97f7734f83fff4c78ed26893f87e294710d60b2e51d9

Download Submit
memory/1688-8-0x0000000000400000-0x0000000000785000-memory.dmp

Filesize
3.5MB

Download
memory/1688-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1688-2-0x0000000000220000-0x0000000000233000-memory.dmp

Filesize
76KB

Download
memory/1688-9-0x0000000000220000-0x0000000000233000-memory.dmp

Filesize
76KB

Download
memory/1688-10-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1688-1-0x0000000000880000-0x0000000000980000-memory.dmp

Filesize
1024KB

Download
memory/2212-17-0x0000000000400000-0x0000000000785000-memory.dmp

Filesize
3.5MB

Download
memory/2808-11-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2808-16-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2808-14-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2808-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2808-18-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads