tofsee | 8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a

Analysis

max time kernel
143s
max time network
142s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 22:35

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General

Target

JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe
Size

287KB
MD5

25172811500a72cb3f5b11c4c6ac33e7
SHA1

7759eb7c31b0c0cb8a382de6b6b2f9d9bea3efac
SHA256

8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a
SHA512

87c24014fc5cb3dd8fa3ee39a73ec82d9dd0e07ab056a4ef26924cde131a2bd3b1e33bc1f59bd776841d91a59d7388a16932e07764a947389a089f7ff6d348a9
SSDEEP

1536:6wOzHMkC5wjP6kUm8sGaCvspGdWnbZNOcVjsqPrGchkchyhs8mNI5Qphsw:ck2/Z/CvsphnbZNpjserlRghs8D5ehs

Score

10^/10

tofsee discovery evasion execution persistence privilege_escalation trojan

Malware Config

Extracted

Family

tofsee

patmushta.info

parubey.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\bthsnlqx = "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
2716	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\bthsnlqx\ImagePath = "C:\\Windows\\SysWOW64\\bthsnlqx\\mobhohuh.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
3056	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2772	mobhohuh.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2772 set thread context of 3056	2772	mobhohuh.exe	44

Launches sc.exe 3 IoCs

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

pid	Process
2864	sc.exe
2152	sc.exe
2788	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	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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mobhohuh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2356 wrote to memory of 1060	2356	JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe	31
PID 2356 wrote to memory of 1060	2356	JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe	31
PID 2356 wrote to memory of 1060	2356	JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe	31
PID 2356 wrote to memory of 1060	2356	JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe	31
PID 2356 wrote to memory of 1752	2356	JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe	33
PID 2356 wrote to memory of 1752	2356	JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe	33
PID 2356 wrote to memory of 1752	2356	JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe	33
PID 2356 wrote to memory of 1752	2356	JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe	33
PID 2356 wrote to memory of 2864	2356	JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe	35
PID 2356 wrote to memory of 2864	2356	JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe	35
PID 2356 wrote to memory of 2864	2356	JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe	35
PID 2356 wrote to memory of 2864	2356	JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe	35
PID 2356 wrote to memory of 2152	2356	JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe	37
PID 2356 wrote to memory of 2152	2356	JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe	37
PID 2356 wrote to memory of 2152	2356	JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe	37
PID 2356 wrote to memory of 2152	2356	JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe	37
PID 2356 wrote to memory of 2788	2356	JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe	39
PID 2356 wrote to memory of 2788	2356	JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe	39
PID 2356 wrote to memory of 2788	2356	JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe	39
PID 2356 wrote to memory of 2788	2356	JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe	39
PID 2356 wrote to memory of 2716	2356	JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe	42
PID 2356 wrote to memory of 2716	2356	JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe	42
PID 2356 wrote to memory of 2716	2356	JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe	42
PID 2356 wrote to memory of 2716	2356	JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe	42
PID 2772 wrote to memory of 3056	2772	mobhohuh.exe	44
PID 2772 wrote to memory of 3056	2772	mobhohuh.exe	44
PID 2772 wrote to memory of 3056	2772	mobhohuh.exe	44
PID 2772 wrote to memory of 3056	2772	mobhohuh.exe	44
PID 2772 wrote to memory of 3056	2772	mobhohuh.exe	44
PID 2772 wrote to memory of 3056	2772	mobhohuh.exe	44

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2356
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\bthsnlqx\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1060
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\mobhohuh.exe" C:\Windows\SysWOW64\bthsnlqx\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1752
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create bthsnlqx binPath= "C:\Windows\SysWOW64\bthsnlqx\mobhohuh.exe /d\"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2864
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description bthsnlqx "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2152
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start bthsnlqx
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2788
- 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:2716

C:\Windows\SysWOW64\bthsnlqx\mobhohuh.exe
C:\Windows\SysWOW64\bthsnlqx\mobhohuh.exe /d"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_8d92811fc9063ef8c850577853a972d7a90de422bac891afb36916587f37878a.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2772
- 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:3056

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\mobhohuh.exe

Filesize
14.9MB

MD5
4cad53ae5f293c0694324cf898911557

SHA1
bd504aaaeda7e74c27cc8d0fb31cca1bbf4e1384

SHA256
b8a6c42fdf6620bd0359a2e32cffc5628c75dca13655bb483c22a71d59decfb9

SHA512
cb12bff9cc43ea39e4083801c8e59b67d4c3a994717a284cef3e0ed15135676f1e169f1aa0612abf489259cfb53d9634d51d8d505a45f345221f48bd553cc6ae

Download Submit
memory/2356-7-0x0000000000220000-0x000000000022D000-memory.dmp

Filesize
52KB

Download
memory/2356-2-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2356-1-0x0000000000230000-0x0000000000243000-memory.dmp

Filesize
76KB

Download
memory/2356-9-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2356-8-0x0000000000230000-0x0000000000243000-memory.dmp

Filesize
76KB

Download
memory/2356-0-0x0000000000220000-0x000000000022D000-memory.dmp

Filesize
52KB

Download
memory/2356-6-0x0000000000400000-0x0000000002B7D000-memory.dmp

Filesize
39.5MB

Download
memory/2772-14-0x0000000000400000-0x0000000002B7D000-memory.dmp

Filesize
39.5MB

Download
memory/3056-10-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/3056-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/3056-13-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/3056-16-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/3056-17-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads