tofsee | e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 20:58

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General

Target

JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.exe
Size

187KB
MD5

1f11ea2297bb82debf1add03f5efcc09
SHA1

42b2004c178bf4d019d2042eacaf72071e685594
SHA256

e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44
SHA512

909d8bd8a7981c5197b417b0b4c283e92b32efa34eb22c1bd328f1a9bf4bf2b9b0c5fa896eb3e55229b796e1d23744e2ebc2551f6ddc4e6a6720d44b99240e70
SSDEEP

3072:EC7e/jDuFi2WiN38n69XJz7AdTiraSuzIFzmpZa9uD6Vdyhkk:ELLDuFi2WiN3BrXmwVf

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\sgosnpz = "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
2764	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\sgosnpz\ImagePath = "C:\\Windows\\SysWOW64\\sgosnpz\\tmameyan.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2672	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2788	tmameyan.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2788 set thread context of 2672	2788	tmameyan.exe	41

Launches sc.exe 3 IoCs

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

pid	Process
2608	sc.exe
2652	sc.exe
3068	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	JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.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	svchost.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	tmameyan.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 1044 wrote to memory of 2880	1044	JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.exe	28
PID 1044 wrote to memory of 2880	1044	JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.exe	28
PID 1044 wrote to memory of 2880	1044	JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.exe	28
PID 1044 wrote to memory of 2880	1044	JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.exe	28
PID 1044 wrote to memory of 2128	1044	JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.exe	30
PID 1044 wrote to memory of 2128	1044	JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.exe	30
PID 1044 wrote to memory of 2128	1044	JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.exe	30
PID 1044 wrote to memory of 2128	1044	JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.exe	30
PID 1044 wrote to memory of 2608	1044	JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.exe	32
PID 1044 wrote to memory of 2608	1044	JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.exe	32
PID 1044 wrote to memory of 2608	1044	JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.exe	32
PID 1044 wrote to memory of 2608	1044	JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.exe	32
PID 1044 wrote to memory of 2652	1044	JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.exe	34
PID 1044 wrote to memory of 2652	1044	JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.exe	34
PID 1044 wrote to memory of 2652	1044	JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.exe	34
PID 1044 wrote to memory of 2652	1044	JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.exe	34
PID 1044 wrote to memory of 3068	1044	JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.exe	36
PID 1044 wrote to memory of 3068	1044	JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.exe	36
PID 1044 wrote to memory of 3068	1044	JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.exe	36
PID 1044 wrote to memory of 3068	1044	JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.exe	36
PID 1044 wrote to memory of 2764	1044	JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.exe	39
PID 1044 wrote to memory of 2764	1044	JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.exe	39
PID 1044 wrote to memory of 2764	1044	JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.exe	39
PID 1044 wrote to memory of 2764	1044	JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.exe	39
PID 2788 wrote to memory of 2672	2788	tmameyan.exe	41
PID 2788 wrote to memory of 2672	2788	tmameyan.exe	41
PID 2788 wrote to memory of 2672	2788	tmameyan.exe	41
PID 2788 wrote to memory of 2672	2788	tmameyan.exe	41
PID 2788 wrote to memory of 2672	2788	tmameyan.exe	41
PID 2788 wrote to memory of 2672	2788	tmameyan.exe	41

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1044
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\sgosnpz\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2880
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\tmameyan.exe" C:\Windows\SysWOW64\sgosnpz\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2128
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create sgosnpz binPath= "C:\Windows\SysWOW64\sgosnpz\tmameyan.exe /d\"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2608
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description sgosnpz "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2652
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start sgosnpz
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:3068
- 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:2764

C:\Windows\SysWOW64\sgosnpz\tmameyan.exe
C:\Windows\SysWOW64\sgosnpz\tmameyan.exe /d"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e63d10ca0b11dcead0cbe59e6ffc0f697045cc855ccdfed26e09cf8fd31bea44.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2788
- 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:2672

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\tmameyan.exe

Filesize
11.3MB

MD5
e0506306968cf9487820e486cf0cb212

SHA1
9d6cf14ad3b602dfa4d243d02d83d75248af8104

SHA256
f1a574074dbd305020fe81597437502db7c86e2ca4f3aa8a73155a7dc370662a

SHA512
44ac7fff2e6025ec752ef501e0f86ab0b226bf196d8a8b7ff4c1693fdff963ef182a2e4a807185f6bcac4f4e8df7d348146e5981a8ad8f9dccda84007389d3a3

Download Submit
memory/1044-7-0x00000000001B0000-0x00000000001BD000-memory.dmp

Filesize
52KB

Download
memory/1044-2-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1044-1-0x00000000001C0000-0x00000000001D3000-memory.dmp

Filesize
76KB

Download
memory/1044-8-0x00000000001C0000-0x00000000001D3000-memory.dmp

Filesize
76KB

Download
memory/1044-9-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1044-0-0x00000000001B0000-0x00000000001BD000-memory.dmp

Filesize
52KB

Download
memory/1044-6-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2672-10-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2672-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2672-13-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2672-15-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2672-17-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2788-16-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads