tofsee | 6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6

Analysis

max time kernel
146s
max time network
144s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 23:15

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General

Target

JaffaCakes118_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.exe
Size

207KB
MD5

9ed714920910dff67ae47f7d2ff5dcd3
SHA1

1a0329735aa0436ebd5befb4b12a384ce2f599ea
SHA256

6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6
SHA512

e7bad0e63da94fcbae54c7a91b9a8e6dc42d77bcd3eb6b6af1593c43348659be36cd803bd773f5c414d1bee877e84771bff5962873c45e9cc2de128fc6e1e526
SSDEEP

3072:QhwfshmkAN3skS5A9fms6UuY4Xwoh5D4VLSQEOJH3hONr57v75FEJLB:QT96/4UuY4J4z5JHxG57vFFE

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\lhipwuik = "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
2852	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\lhipwuik\ImagePath = "C:\\Windows\\SysWOW64\\lhipwuik\\lsvtuuky.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
1968	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2824	lsvtuuky.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2824 set thread context of 1968	2824	lsvtuuky.exe	43

Launches sc.exe 3 IoCs

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

pid	Process
2028	sc.exe
2256	sc.exe
2756	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_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.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	lsvtuuky.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 1324 wrote to memory of 2972	1324	JaffaCakes118_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.exe	30
PID 1324 wrote to memory of 2972	1324	JaffaCakes118_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.exe	30
PID 1324 wrote to memory of 2972	1324	JaffaCakes118_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.exe	30
PID 1324 wrote to memory of 2972	1324	JaffaCakes118_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.exe	30
PID 1324 wrote to memory of 2404	1324	JaffaCakes118_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.exe	32
PID 1324 wrote to memory of 2404	1324	JaffaCakes118_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.exe	32
PID 1324 wrote to memory of 2404	1324	JaffaCakes118_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.exe	32
PID 1324 wrote to memory of 2404	1324	JaffaCakes118_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.exe	32
PID 1324 wrote to memory of 2028	1324	JaffaCakes118_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.exe	34
PID 1324 wrote to memory of 2028	1324	JaffaCakes118_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.exe	34
PID 1324 wrote to memory of 2028	1324	JaffaCakes118_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.exe	34
PID 1324 wrote to memory of 2028	1324	JaffaCakes118_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.exe	34
PID 1324 wrote to memory of 2256	1324	JaffaCakes118_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.exe	36
PID 1324 wrote to memory of 2256	1324	JaffaCakes118_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.exe	36
PID 1324 wrote to memory of 2256	1324	JaffaCakes118_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.exe	36
PID 1324 wrote to memory of 2256	1324	JaffaCakes118_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.exe	36
PID 1324 wrote to memory of 2756	1324	JaffaCakes118_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.exe	38
PID 1324 wrote to memory of 2756	1324	JaffaCakes118_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.exe	38
PID 1324 wrote to memory of 2756	1324	JaffaCakes118_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.exe	38
PID 1324 wrote to memory of 2756	1324	JaffaCakes118_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.exe	38
PID 1324 wrote to memory of 2852	1324	JaffaCakes118_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.exe	41
PID 1324 wrote to memory of 2852	1324	JaffaCakes118_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.exe	41
PID 1324 wrote to memory of 2852	1324	JaffaCakes118_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.exe	41
PID 1324 wrote to memory of 2852	1324	JaffaCakes118_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.exe	41
PID 2824 wrote to memory of 1968	2824	lsvtuuky.exe	43
PID 2824 wrote to memory of 1968	2824	lsvtuuky.exe	43
PID 2824 wrote to memory of 1968	2824	lsvtuuky.exe	43
PID 2824 wrote to memory of 1968	2824	lsvtuuky.exe	43
PID 2824 wrote to memory of 1968	2824	lsvtuuky.exe	43
PID 2824 wrote to memory of 1968	2824	lsvtuuky.exe	43

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1324
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\lhipwuik\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2972
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\lsvtuuky.exe" C:\Windows\SysWOW64\lhipwuik\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2404
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create lhipwuik binPath= "C:\Windows\SysWOW64\lhipwuik\lsvtuuky.exe /d\"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2028
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description lhipwuik "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2256
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start lhipwuik
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2756
- 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:2852

C:\Windows\SysWOW64\lhipwuik\lsvtuuky.exe
C:\Windows\SysWOW64\lhipwuik\lsvtuuky.exe /d"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6adcc2a8d8f0a5f7d49879248ee9a3f6bd1b6528165751eb6806897824ab9af6.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2824
- 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:1968

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\lsvtuuky.exe

Filesize
14.2MB

MD5
719b69be30286c7feb70c2c30d802e97

SHA1
37218fc51f9aa081be56c5eee96f57061700f1e8

SHA256
e08ee5076c412950045f4884b6810f444e9acc27eda9acabff4c23af93cb2272

SHA512
c64c09537fb9d0a943d8995a6fa87b1ca376d3eeec7452d898c6ed45f623750317a570eac601a2f342475e9f9bd622435fcf00c94e877f51dc31748ea8ebac68

Download Submit
memory/1324-9-0x00000000002B0000-0x00000000002C3000-memory.dmp

Filesize
76KB

Download
memory/1324-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1324-2-0x00000000002B0000-0x00000000002C3000-memory.dmp

Filesize
76KB

Download
memory/1324-8-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/1324-10-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1324-1-0x0000000000540000-0x0000000000640000-memory.dmp

Filesize
1024KB

Download
memory/1968-14-0x00000000000D0000-0x00000000000E5000-memory.dmp

Filesize
84KB

Download
memory/1968-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1968-11-0x00000000000D0000-0x00000000000E5000-memory.dmp

Filesize
84KB

Download
memory/1968-17-0x00000000000D0000-0x00000000000E5000-memory.dmp

Filesize
84KB

Download
memory/1968-18-0x00000000000D0000-0x00000000000E5000-memory.dmp

Filesize
84KB

Download
memory/2824-15-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads