tofsee | f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc

Analysis

max time kernel
148s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 03:55

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General

Target

JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe
Size

284KB
MD5

ca7aeb5a60acae0c31c9b4ffc9cf6f60
SHA1

93fcd9eecf5084833b2cdbedd02af968e0575e11
SHA256

f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc
SHA512

4199d53ab4af5f821c11052647d821989f1f1c8b496ef45bc5cbbd4b8cfdd181749dc9b5d117ef3903c519717fdeb8a4d6cbe4fbc02c36a28313c6168a1f3e61
SSDEEP

6144:DTvrK2Wzs8ivE1bJ0PcmeovHM9c+S7pZt:HjK28OvSN0Pcmeooc+Sh

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\qwxhfpv = "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
2744	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\qwxhfpv\ImagePath = "C:\\Windows\\SysWOW64\\qwxhfpv\\kqloxggb.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2052	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2728	kqloxggb.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2728 set thread context of 2052	2728	kqloxggb.exe	43

Launches sc.exe 3 IoCs

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

pid	Process
2304	sc.exe
3008	sc.exe
2224	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	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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	kqloxggb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2672 wrote to memory of 1932	2672	JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe	30
PID 2672 wrote to memory of 1932	2672	JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe	30
PID 2672 wrote to memory of 1932	2672	JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe	30
PID 2672 wrote to memory of 1932	2672	JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe	30
PID 2672 wrote to memory of 3060	2672	JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe	32
PID 2672 wrote to memory of 3060	2672	JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe	32
PID 2672 wrote to memory of 3060	2672	JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe	32
PID 2672 wrote to memory of 3060	2672	JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe	32
PID 2672 wrote to memory of 2304	2672	JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe	34
PID 2672 wrote to memory of 2304	2672	JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe	34
PID 2672 wrote to memory of 2304	2672	JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe	34
PID 2672 wrote to memory of 2304	2672	JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe	34
PID 2672 wrote to memory of 3008	2672	JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe	36
PID 2672 wrote to memory of 3008	2672	JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe	36
PID 2672 wrote to memory of 3008	2672	JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe	36
PID 2672 wrote to memory of 3008	2672	JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe	36
PID 2672 wrote to memory of 2224	2672	JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe	38
PID 2672 wrote to memory of 2224	2672	JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe	38
PID 2672 wrote to memory of 2224	2672	JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe	38
PID 2672 wrote to memory of 2224	2672	JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe	38
PID 2672 wrote to memory of 2744	2672	JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe	41
PID 2672 wrote to memory of 2744	2672	JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe	41
PID 2672 wrote to memory of 2744	2672	JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe	41
PID 2672 wrote to memory of 2744	2672	JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe	41
PID 2728 wrote to memory of 2052	2728	kqloxggb.exe	43
PID 2728 wrote to memory of 2052	2728	kqloxggb.exe	43
PID 2728 wrote to memory of 2052	2728	kqloxggb.exe	43
PID 2728 wrote to memory of 2052	2728	kqloxggb.exe	43
PID 2728 wrote to memory of 2052	2728	kqloxggb.exe	43
PID 2728 wrote to memory of 2052	2728	kqloxggb.exe	43

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2672
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\qwxhfpv\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1932
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\kqloxggb.exe" C:\Windows\SysWOW64\qwxhfpv\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3060
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create qwxhfpv binPath= "C:\Windows\SysWOW64\qwxhfpv\kqloxggb.exe /d\"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2304
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description qwxhfpv "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:3008
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start qwxhfpv
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2224
- 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:2744

C:\Windows\SysWOW64\qwxhfpv\kqloxggb.exe
C:\Windows\SysWOW64\qwxhfpv\kqloxggb.exe /d"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f6089f378dcc826700f20097cb4f1a00fb4d22c9fe40869b7aede2f29d3e4cdc.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2728
- 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:2052

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\kqloxggb.exe

Filesize
13.7MB

MD5
500c5c8d3ddf75693326ea25525f23fb

SHA1
fb61c2e0dc6befd7d6fa0d5a75f0593c8b19b509

SHA256
7cbaa5c7cf01b7a67daacea05c2a72183e5d42930c86f30f7aec6c86cdce31bd

SHA512
25f625ca43009c33bb59382ced817bd23a9a8db728a480258bb197929bcd10ba2648d48e764e6462128bdab7cffe7c165e160737e550bee9e12ebde2e010d1f6

Download Submit
memory/2052-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2052-12-0x0000000000090000-0x00000000000A5000-memory.dmp

Filesize
84KB

Download
memory/2052-14-0x0000000000090000-0x00000000000A5000-memory.dmp

Filesize
84KB

Download
memory/2052-17-0x0000000000090000-0x00000000000A5000-memory.dmp

Filesize
84KB

Download
memory/2052-18-0x0000000000090000-0x00000000000A5000-memory.dmp

Filesize
84KB

Download
memory/2672-4-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2672-2-0x00000000001B0000-0x00000000001C3000-memory.dmp

Filesize
76KB

Download
memory/2672-9-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2672-8-0x00000000001B0000-0x00000000001C3000-memory.dmp

Filesize
76KB

Download
memory/2672-7-0x0000000000400000-0x0000000002B3F000-memory.dmp

Filesize
39.2MB

Download
memory/2672-1-0x0000000000270000-0x0000000000370000-memory.dmp

Filesize
1024KB

Download
memory/2728-15-0x0000000000400000-0x0000000002B3F000-memory.dmp

Filesize
39.2MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads