tofsee | 700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c

Analysis

max time kernel
145s
max time network
146s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 23:08

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General

Target

JaffaCakes118_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.exe
Size

330KB
MD5

6fcaf23ef8971d307379f2b72fb81c55
SHA1

2498ae4635da9e4f3831537b69d15cf76e861145
SHA256

700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c
SHA512

a089475c77ced8a552b1c271d84836eb110b131823cd3b3043497991217e8321a0740460e3019ad1de5ba29a34a3dc104254242b44d4c4e513d805319a8dfda3
SSDEEP

6144:rWRnnoxN38zrPMWeoNf9MpaBvWgqE/NRAr:iA8zrPMaV9MpWqE3k

Score

10^/10

tofsee discovery evasion execution persistence privilege_escalation trojan

Malware Config

Extracted

Family

tofsee

patmushta.info

ovicrush.cn

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\jmgspetx = "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
2724	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\jmgspetx\ImagePath = "C:\\Windows\\SysWOW64\\jmgspetx\\cbvqqery.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
3008	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2836	cbvqqery.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2836 set thread context of 3008	2836	cbvqqery.exe	42

Launches sc.exe 3 IoCs

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

pid	Process
380	sc.exe
2444	sc.exe
2668	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_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.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	cbvqqery.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	svchost.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 1404 wrote to memory of 2364	1404	JaffaCakes118_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.exe	31
PID 1404 wrote to memory of 2364	1404	JaffaCakes118_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.exe	31
PID 1404 wrote to memory of 2364	1404	JaffaCakes118_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.exe	31
PID 1404 wrote to memory of 2364	1404	JaffaCakes118_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.exe	31
PID 1404 wrote to memory of 2456	1404	JaffaCakes118_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.exe	33
PID 1404 wrote to memory of 2456	1404	JaffaCakes118_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.exe	33
PID 1404 wrote to memory of 2456	1404	JaffaCakes118_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.exe	33
PID 1404 wrote to memory of 2456	1404	JaffaCakes118_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.exe	33
PID 1404 wrote to memory of 380	1404	JaffaCakes118_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.exe	35
PID 1404 wrote to memory of 380	1404	JaffaCakes118_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.exe	35
PID 1404 wrote to memory of 380	1404	JaffaCakes118_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.exe	35
PID 1404 wrote to memory of 380	1404	JaffaCakes118_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.exe	35
PID 1404 wrote to memory of 2444	1404	JaffaCakes118_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.exe	37
PID 1404 wrote to memory of 2444	1404	JaffaCakes118_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.exe	37
PID 1404 wrote to memory of 2444	1404	JaffaCakes118_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.exe	37
PID 1404 wrote to memory of 2444	1404	JaffaCakes118_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.exe	37
PID 1404 wrote to memory of 2668	1404	JaffaCakes118_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.exe	39
PID 1404 wrote to memory of 2668	1404	JaffaCakes118_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.exe	39
PID 1404 wrote to memory of 2668	1404	JaffaCakes118_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.exe	39
PID 1404 wrote to memory of 2668	1404	JaffaCakes118_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.exe	39
PID 2836 wrote to memory of 3008	2836	cbvqqery.exe	42
PID 2836 wrote to memory of 3008	2836	cbvqqery.exe	42
PID 2836 wrote to memory of 3008	2836	cbvqqery.exe	42
PID 2836 wrote to memory of 3008	2836	cbvqqery.exe	42
PID 2836 wrote to memory of 3008	2836	cbvqqery.exe	42
PID 2836 wrote to memory of 3008	2836	cbvqqery.exe	42
PID 1404 wrote to memory of 2724	1404	JaffaCakes118_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.exe	43
PID 1404 wrote to memory of 2724	1404	JaffaCakes118_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.exe	43
PID 1404 wrote to memory of 2724	1404	JaffaCakes118_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.exe	43
PID 1404 wrote to memory of 2724	1404	JaffaCakes118_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.exe	43

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1404
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\jmgspetx\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2364
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\cbvqqery.exe" C:\Windows\SysWOW64\jmgspetx\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2456
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create jmgspetx binPath= "C:\Windows\SysWOW64\jmgspetx\cbvqqery.exe /d\"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:380
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description jmgspetx "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2444
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start jmgspetx
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2668
- 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:2724

C:\Windows\SysWOW64\jmgspetx\cbvqqery.exe
C:\Windows\SysWOW64\jmgspetx\cbvqqery.exe /d"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_700a74e0be060d8f16378526a1f70fd7a4275264f7961dc9979a9ff029663a0c.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2836
- 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:3008

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\cbvqqery.exe

Filesize
14.2MB

MD5
d54d11228cc81ed809e69ac2114794b5

SHA1
a28746eee5caaed781424f7dda75121f811324be

SHA256
c54aee72705b1c513fd499add85ecbf5ff65969bfe025c4ea468ac0dbe494c5a

SHA512
5e5d52f1182150c381f1156f79574148773ad04d6c352cc2104e7cebab58b86aaa5915ca63c4244ca1bcb75b2f70b6e61de0a5eb306dc12e9a3161bac232c8c0

Download Submit
memory/1404-14-0x0000000000400000-0x0000000002B1C000-memory.dmp

Filesize
39.1MB

Download
memory/1404-4-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1404-2-0x0000000000220000-0x0000000000233000-memory.dmp

Filesize
76KB

Download
memory/1404-16-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1404-15-0x0000000000220000-0x0000000000233000-memory.dmp

Filesize
76KB

Download
memory/1404-1-0x0000000002CF0000-0x0000000002DF0000-memory.dmp

Filesize
1024KB

Download
memory/2836-12-0x0000000000400000-0x0000000002B1C000-memory.dmp

Filesize
39.1MB

Download
memory/3008-11-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/3008-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3008-8-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/3008-17-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/3008-18-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads