tofsee | 16d197436183fae5ae1855fecb98699c6b82fe6ef73670db6a3fb2452214e0db

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06-01-2025 17:12

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General

Target

JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.exe
Size

11.6MB
MD5

2fff64b9bc7f064fa98dbda28fb086fa
SHA1

cf3ef1a589146863fe35c5dccc574f04fa15c78b
SHA256

16d197436183fae5ae1855fecb98699c6b82fe6ef73670db6a3fb2452214e0db
SHA512

8ddd1e0a46ad922459b662b270f0757cfb643a868700df335fe622aefda48b32c428906038d42d1d775473ea2e9eb8e7524575041838b776c36e53be1039a301
SSDEEP

49152:Zgvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvn:

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\afgbpthy = "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
2964	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\afgbpthy\ImagePath = "C:\\Windows\\SysWOW64\\afgbpthy\\sbksgygp.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2852	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2512	sbksgygp.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2512 set thread context of 2852	2512	sbksgygp.exe	43

Launches sc.exe 3 IoCs

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

pid	Process
2444	sc.exe
2716	sc.exe
2864	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	JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.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	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	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sbksgygp.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 3064	2380	JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.exe	30
PID 2380 wrote to memory of 3064	2380	JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.exe	30
PID 2380 wrote to memory of 3064	2380	JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.exe	30
PID 2380 wrote to memory of 3064	2380	JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.exe	30
PID 2380 wrote to memory of 1036	2380	JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.exe	32
PID 2380 wrote to memory of 1036	2380	JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.exe	32
PID 2380 wrote to memory of 1036	2380	JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.exe	32
PID 2380 wrote to memory of 1036	2380	JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.exe	32
PID 2380 wrote to memory of 2444	2380	JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.exe	34
PID 2380 wrote to memory of 2444	2380	JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.exe	34
PID 2380 wrote to memory of 2444	2380	JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.exe	34
PID 2380 wrote to memory of 2444	2380	JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.exe	34
PID 2380 wrote to memory of 2716	2380	JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.exe	36
PID 2380 wrote to memory of 2716	2380	JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.exe	36
PID 2380 wrote to memory of 2716	2380	JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.exe	36
PID 2380 wrote to memory of 2716	2380	JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.exe	36
PID 2380 wrote to memory of 2864	2380	JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.exe	38
PID 2380 wrote to memory of 2864	2380	JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.exe	38
PID 2380 wrote to memory of 2864	2380	JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.exe	38
PID 2380 wrote to memory of 2864	2380	JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.exe	38
PID 2380 wrote to memory of 2964	2380	JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.exe	41
PID 2380 wrote to memory of 2964	2380	JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.exe	41
PID 2380 wrote to memory of 2964	2380	JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.exe	41
PID 2380 wrote to memory of 2964	2380	JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.exe	41
PID 2512 wrote to memory of 2852	2512	sbksgygp.exe	43
PID 2512 wrote to memory of 2852	2512	sbksgygp.exe	43
PID 2512 wrote to memory of 2852	2512	sbksgygp.exe	43
PID 2512 wrote to memory of 2852	2512	sbksgygp.exe	43
PID 2512 wrote to memory of 2852	2512	sbksgygp.exe	43
PID 2512 wrote to memory of 2852	2512	sbksgygp.exe	43

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\afgbpthy\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3064
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\sbksgygp.exe" C:\Windows\SysWOW64\afgbpthy\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1036
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create afgbpthy binPath= "C:\Windows\SysWOW64\afgbpthy\sbksgygp.exe /d\"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2444
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description afgbpthy "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2716
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start afgbpthy
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2864
- 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:2964

C:\Windows\SysWOW64\afgbpthy\sbksgygp.exe
C:\Windows\SysWOW64\afgbpthy\sbksgygp.exe /d"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2fff64b9bc7f064fa98dbda28fb086fa.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2512
- 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:2852

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\sbksgygp.exe

Filesize
13.2MB

MD5
14bbb0e9d813f3ff5139815a1c1e7ed9

SHA1
5a27bc60d465fcfa063d572751d9ec413c938564

SHA256
f3a7a8630b9c5861ca988881a6b295dfd4f16a3210fe7a4a95c4b7b9d7b0e6c4

SHA512
48b2c32ea6f9baa6ba5bc5334b84ca6a0afd691dd64e751e4b469206bc844d0117402e732a25ff2902836b1af0de90bd2a3df000017449cce0afc0889144ec4e

Download Submit
memory/2380-8-0x0000000000400000-0x0000000002DA4000-memory.dmp

Filesize
41.6MB

Download
memory/2380-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2380-2-0x0000000000220000-0x0000000000233000-memory.dmp

Filesize
76KB

Download
memory/2380-10-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2380-9-0x0000000000220000-0x0000000000233000-memory.dmp

Filesize
76KB

Download
memory/2380-1-0x0000000002EA0000-0x0000000002FA0000-memory.dmp

Filesize
1024KB

Download
memory/2512-15-0x0000000000400000-0x0000000002DA4000-memory.dmp

Filesize
41.6MB

Download
memory/2852-11-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2852-14-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2852-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2852-17-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2852-18-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads