tofsee | 0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef

Analysis

max time kernel
145s
max time network
144s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 13:42

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General

Target

JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.exe
Size

241KB
MD5

c6475e59ef21c4a191d2b0e3b5429960
SHA1

c446c37461d9ac0c6d5ae79fe1c49e1d2584a81e
SHA256

0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef
SHA512

c6e26c47dcf7f395058f86e62d5a7e8aae7a6fb87bf9e2feac8dd06927d25a69f68fbd71ffd965a8793dfeac65cd1824c4989cc0349594355ea207143ebf16c5
SSDEEP

3072:c0GecS6S0PvgenevzaHWgtnu7F0kKUyo53YPwkQdaFg6JectfLMdB16NK1rnk:Ke7EQenCWHHnu1JYPR7FPJesfQf0U1

Score

10^/10

tofsee discovery evasion execution persistence privilege_escalation trojan

Malware Config

Extracted

Family

tofsee

defeatwax.ru

refabyd.info

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\gmhroant = "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
1056	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\gmhroant\ImagePath = "C:\\Windows\\SysWOW64\\gmhroant\\shuqcbug.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2828	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2744	shuqcbug.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2744 set thread context of 2828	2744	shuqcbug.exe	44

Launches sc.exe 3 IoCs

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

pid	Process
2144	sc.exe
2572	sc.exe
2804	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	shuqcbug.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.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	netsh.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 1668 wrote to memory of 2784	1668	JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.exe	31
PID 1668 wrote to memory of 2784	1668	JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.exe	31
PID 1668 wrote to memory of 2784	1668	JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.exe	31
PID 1668 wrote to memory of 2784	1668	JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.exe	31
PID 1668 wrote to memory of 2700	1668	JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.exe	33
PID 1668 wrote to memory of 2700	1668	JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.exe	33
PID 1668 wrote to memory of 2700	1668	JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.exe	33
PID 1668 wrote to memory of 2700	1668	JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.exe	33
PID 1668 wrote to memory of 2804	1668	JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.exe	35
PID 1668 wrote to memory of 2804	1668	JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.exe	35
PID 1668 wrote to memory of 2804	1668	JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.exe	35
PID 1668 wrote to memory of 2804	1668	JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.exe	35
PID 1668 wrote to memory of 2144	1668	JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.exe	37
PID 1668 wrote to memory of 2144	1668	JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.exe	37
PID 1668 wrote to memory of 2144	1668	JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.exe	37
PID 1668 wrote to memory of 2144	1668	JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.exe	37
PID 1668 wrote to memory of 2572	1668	JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.exe	39
PID 1668 wrote to memory of 2572	1668	JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.exe	39
PID 1668 wrote to memory of 2572	1668	JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.exe	39
PID 1668 wrote to memory of 2572	1668	JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.exe	39
PID 1668 wrote to memory of 1056	1668	JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.exe	42
PID 1668 wrote to memory of 1056	1668	JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.exe	42
PID 1668 wrote to memory of 1056	1668	JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.exe	42
PID 1668 wrote to memory of 1056	1668	JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.exe	42
PID 2744 wrote to memory of 2828	2744	shuqcbug.exe	44
PID 2744 wrote to memory of 2828	2744	shuqcbug.exe	44
PID 2744 wrote to memory of 2828	2744	shuqcbug.exe	44
PID 2744 wrote to memory of 2828	2744	shuqcbug.exe	44
PID 2744 wrote to memory of 2828	2744	shuqcbug.exe	44
PID 2744 wrote to memory of 2828	2744	shuqcbug.exe	44

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1668
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\gmhroant\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2784
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\shuqcbug.exe" C:\Windows\SysWOW64\gmhroant\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2700
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create gmhroant binPath= "C:\Windows\SysWOW64\gmhroant\shuqcbug.exe /d\"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2804
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description gmhroant "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2144
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start gmhroant
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2572
- 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:1056

C:\Windows\SysWOW64\gmhroant\shuqcbug.exe
C:\Windows\SysWOW64\gmhroant\shuqcbug.exe /d"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0003316589f3abf4ca7e307a0ec2527965aa117c90defb7125946ebd926886ef.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2744
- 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:2828

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\shuqcbug.exe

Filesize
14.9MB

MD5
b164b456dc1ff6bfb7e0379ebfe4ae7d

SHA1
d37edf3f08e511bc81186b481c8e5f789c6664ad

SHA256
9f6a2df86d91accdcdae5643cd4a12356d0c93b871270580ee66a27bd268e185

SHA512
baacb795af88792478f739acb5dfdab21065107ee1ab0292a3bba14dacf170d63268b99b3a9e69eb63da67217725e0a13ca40d29eeff6b863d6f3cdcfa5eeffa

Download Submit
memory/1668-10-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/1668-2-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/1668-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1668-8-0x0000000000400000-0x000000000086C000-memory.dmp

Filesize
4.4MB

Download
memory/1668-9-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1668-1-0x0000000000A20000-0x0000000000B20000-memory.dmp

Filesize
1024KB

Download
memory/2744-17-0x0000000000400000-0x000000000086C000-memory.dmp

Filesize
4.4MB

Download
memory/2828-14-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2828-16-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2828-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2828-11-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2828-18-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads