tofsee | 02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e

Analysis

max time kernel
150s
max time network
154s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 15:28

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General

Target

JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.exe
Size

341KB
MD5

edb174c9c6f39a28010ba93010e5fe6c
SHA1

8524f85e693835b79b8b6826d920e8ac6a2fa022
SHA256

02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e
SHA512

c01e94ed539bb7f206597d23d0b0a35a9fb339077a4f8dcf6bc33e0fe3db1197d087a56cdee6ae7c4832ef67aa1f6974f852189f4e6058a40d9b5fa3483ba8c3
SSDEEP

6144:GrAfPQiuplIecQmWBLRnGoB2fp1nOAaUK50q:GrAgHUeTmGLRnGoB2fKd5f

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\ilxeopye = "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
2668	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\ilxeopye\ImagePath = "C:\\Windows\\SysWOW64\\ilxeopye\\ajsaogox.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2012	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2632	ajsaogox.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2632 set thread context of 2012	2632	ajsaogox.exe	43

Launches sc.exe 3 IoCs

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

pid	Process
2672	sc.exe
2808	sc.exe
2684	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 value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\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	JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.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	ajsaogox.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2872 wrote to memory of 2740	2872	JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.exe	30
PID 2872 wrote to memory of 2740	2872	JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.exe	30
PID 2872 wrote to memory of 2740	2872	JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.exe	30
PID 2872 wrote to memory of 2740	2872	JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.exe	30
PID 2872 wrote to memory of 2204	2872	JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.exe	32
PID 2872 wrote to memory of 2204	2872	JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.exe	32
PID 2872 wrote to memory of 2204	2872	JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.exe	32
PID 2872 wrote to memory of 2204	2872	JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.exe	32
PID 2872 wrote to memory of 2672	2872	JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.exe	34
PID 2872 wrote to memory of 2672	2872	JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.exe	34
PID 2872 wrote to memory of 2672	2872	JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.exe	34
PID 2872 wrote to memory of 2672	2872	JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.exe	34
PID 2872 wrote to memory of 2808	2872	JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.exe	36
PID 2872 wrote to memory of 2808	2872	JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.exe	36
PID 2872 wrote to memory of 2808	2872	JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.exe	36
PID 2872 wrote to memory of 2808	2872	JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.exe	36
PID 2872 wrote to memory of 2684	2872	JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.exe	38
PID 2872 wrote to memory of 2684	2872	JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.exe	38
PID 2872 wrote to memory of 2684	2872	JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.exe	38
PID 2872 wrote to memory of 2684	2872	JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.exe	38
PID 2872 wrote to memory of 2668	2872	JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.exe	41
PID 2872 wrote to memory of 2668	2872	JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.exe	41
PID 2872 wrote to memory of 2668	2872	JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.exe	41
PID 2872 wrote to memory of 2668	2872	JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.exe	41
PID 2632 wrote to memory of 2012	2632	ajsaogox.exe	43
PID 2632 wrote to memory of 2012	2632	ajsaogox.exe	43
PID 2632 wrote to memory of 2012	2632	ajsaogox.exe	43
PID 2632 wrote to memory of 2012	2632	ajsaogox.exe	43
PID 2632 wrote to memory of 2012	2632	ajsaogox.exe	43
PID 2632 wrote to memory of 2012	2632	ajsaogox.exe	43

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2872
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\ilxeopye\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2740
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\ajsaogox.exe" C:\Windows\SysWOW64\ilxeopye\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2204
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create ilxeopye binPath= "C:\Windows\SysWOW64\ilxeopye\ajsaogox.exe /d\"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2672
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description ilxeopye "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2808
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start ilxeopye
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2684
- 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:2668

C:\Windows\SysWOW64\ilxeopye\ajsaogox.exe
C:\Windows\SysWOW64\ilxeopye\ajsaogox.exe /d"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_02f60de1d02c050974a99959911893d5403197d750c27bbfcbddefa78dc1911e.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2632
- 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:2012

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\ajsaogox.exe

Filesize
13.3MB

MD5
f2e0d48fb6f62d894c2fed1c15ca3a5e

SHA1
144a7fcd1a28aa38c5ef645702f33847f1cd36e5

SHA256
74922957bb9340fb9a0049977c2a14247db4b9ef2f6d3dc470d0d2a3aa40912b

SHA512
b28ec621366665a0d159539b2f8b219808d832525c89e4bca04403c25dfa0d6c0fe48d6039d9800f0b201c7e6ada2f9efde91a7dbaf324d981310a5dd80735ac

Download Submit
memory/2012-15-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2012-17-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2012-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2012-12-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2012-19-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2632-18-0x0000000000400000-0x00000000008F8000-memory.dmp

Filesize
5.0MB

Download
memory/2872-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2872-2-0x00000000003B0000-0x00000000003C3000-memory.dmp

Filesize
76KB

Download
memory/2872-10-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2872-9-0x0000000000D60000-0x0000000000E60000-memory.dmp

Filesize
1024KB

Download
memory/2872-8-0x00000000003B0000-0x00000000003C3000-memory.dmp

Filesize
76KB

Download
memory/2872-7-0x0000000000400000-0x00000000008F8000-memory.dmp

Filesize
5.0MB

Download
memory/2872-1-0x0000000000D60000-0x0000000000E60000-memory.dmp

Filesize
1024KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads