tofsee | 5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-12-2024 03:33

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General

Target

JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.exe
Size

246KB
MD5

a41405a0933cd2a8e56aeb6cb617b092
SHA1

14d5a7346c98eed4aeb824234e4e7619529ec867
SHA256

5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9
SHA512

44656ba4a0899c3b39d66b06be55947bf5df8c41c48ce47fb207559304097d047e2677a71be043c613c156ba85641864bca99ecc89e8d1db458028bc820d2b38
SSDEEP

6144:E2xmEZ8ABRMXOGFTPRuzbgwu6QigabwVf:E0mE+OGFT5unn5

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\bowqkzqu = "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
2784	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\bowqkzqu\ImagePath = "C:\\Windows\\SysWOW64\\bowqkzqu\\eraxydpc.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2956	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2776	eraxydpc.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2776 set thread context of 2956	2776	eraxydpc.exe	44

Launches sc.exe 3 IoCs

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

pid	Process
2392	sc.exe
2424	sc.exe
784	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	eraxydpc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.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	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 2336 wrote to memory of 2160	2336	JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.exe	31
PID 2336 wrote to memory of 2160	2336	JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.exe	31
PID 2336 wrote to memory of 2160	2336	JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.exe	31
PID 2336 wrote to memory of 2160	2336	JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.exe	31
PID 2336 wrote to memory of 1480	2336	JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.exe	33
PID 2336 wrote to memory of 1480	2336	JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.exe	33
PID 2336 wrote to memory of 1480	2336	JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.exe	33
PID 2336 wrote to memory of 1480	2336	JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.exe	33
PID 2336 wrote to memory of 2392	2336	JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.exe	35
PID 2336 wrote to memory of 2392	2336	JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.exe	35
PID 2336 wrote to memory of 2392	2336	JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.exe	35
PID 2336 wrote to memory of 2392	2336	JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.exe	35
PID 2336 wrote to memory of 2424	2336	JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.exe	37
PID 2336 wrote to memory of 2424	2336	JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.exe	37
PID 2336 wrote to memory of 2424	2336	JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.exe	37
PID 2336 wrote to memory of 2424	2336	JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.exe	37
PID 2336 wrote to memory of 784	2336	JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.exe	39
PID 2336 wrote to memory of 784	2336	JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.exe	39
PID 2336 wrote to memory of 784	2336	JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.exe	39
PID 2336 wrote to memory of 784	2336	JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.exe	39
PID 2336 wrote to memory of 2784	2336	JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.exe	42
PID 2336 wrote to memory of 2784	2336	JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.exe	42
PID 2336 wrote to memory of 2784	2336	JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.exe	42
PID 2336 wrote to memory of 2784	2336	JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.exe	42
PID 2776 wrote to memory of 2956	2776	eraxydpc.exe	44
PID 2776 wrote to memory of 2956	2776	eraxydpc.exe	44
PID 2776 wrote to memory of 2956	2776	eraxydpc.exe	44
PID 2776 wrote to memory of 2956	2776	eraxydpc.exe	44
PID 2776 wrote to memory of 2956	2776	eraxydpc.exe	44
PID 2776 wrote to memory of 2956	2776	eraxydpc.exe	44

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2336
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\bowqkzqu\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2160
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\eraxydpc.exe" C:\Windows\SysWOW64\bowqkzqu\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1480
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create bowqkzqu binPath= "C:\Windows\SysWOW64\bowqkzqu\eraxydpc.exe /d\"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2392
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description bowqkzqu "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2424
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start bowqkzqu
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:784
- 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:2784

C:\Windows\SysWOW64\bowqkzqu\eraxydpc.exe
C:\Windows\SysWOW64\bowqkzqu\eraxydpc.exe /d"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5ed32447dcb29ab948c0eeaf6990d2daf0dfad2c86aa5f490de81a44b5dbb2f9.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2776
- 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:2956

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\eraxydpc.exe

Filesize
12.9MB

MD5
ed84d8a58bcc1ec826b60a114bc9956f

SHA1
1d234293177764da94165d77293d15fa63d9654d

SHA256
e1497d673c43201e37f4f68114666f57c4d653d267593bbd184afb3688c19903

SHA512
ec577bbbc572feafeabe88a39fbd9a3dd76c656ebcd22977d9af62643b6faa29ae33ae82af93e1d292709a012ca3494761e851511a6b9da45a7cf536c7eaa720

Download Submit
memory/2336-7-0x00000000001B0000-0x00000000001BD000-memory.dmp

Filesize
52KB

Download
memory/2336-2-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2336-1-0x00000000001C0000-0x00000000001D3000-memory.dmp

Filesize
76KB

Download
memory/2336-9-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2336-8-0x00000000001C0000-0x00000000001D3000-memory.dmp

Filesize
76KB

Download
memory/2336-0-0x00000000001B0000-0x00000000001BD000-memory.dmp

Filesize
52KB

Download
memory/2336-6-0x0000000000400000-0x0000000000447000-memory.dmp

Filesize
284KB

Download
memory/2776-14-0x0000000000400000-0x0000000000447000-memory.dmp

Filesize
284KB

Download
memory/2956-13-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2956-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2956-16-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2956-10-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2956-17-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads