tofsee | dd004c9c9d7d599f8c58d4b23d7f3e11a1c747d9b20569ead3d4927af9314b76

Analysis

max time kernel
148s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08-01-2025 19:25

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General

Target

JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe
Size

12.7MB
MD5

a7b1979a9d23174072159196b0d7d59e
SHA1

61542cb936f2425ca569b83fece1d067c3964be2
SHA256

dd004c9c9d7d599f8c58d4b23d7f3e11a1c747d9b20569ead3d4927af9314b76
SHA512

0675eeb8f7d14e6cf4b869f08866ec6aaa599c2503ab53e0b1f21790049eabb1a6c64edc5013ff9ad612db09c0173538e36906c8925b774f0c8001ba5f35c3f5
SSDEEP

49152:TP1IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII:

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\pmapugug = "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
2744	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\pmapugug\ImagePath = "C:\\Windows\\SysWOW64\\pmapugug\\zotuowzs.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2652	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2816	zotuowzs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2816 set thread context of 2652	2816	zotuowzs.exe	43

Launches sc.exe 3 IoCs

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

pid	Process
2236	sc.exe
2844	sc.exe
3008	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	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	zotuowzs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.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	JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 1920 wrote to memory of 2056	1920	JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe	30
PID 1920 wrote to memory of 2056	1920	JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe	30
PID 1920 wrote to memory of 2056	1920	JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe	30
PID 1920 wrote to memory of 2056	1920	JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe	30
PID 1920 wrote to memory of 2980	1920	JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe	32
PID 1920 wrote to memory of 2980	1920	JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe	32
PID 1920 wrote to memory of 2980	1920	JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe	32
PID 1920 wrote to memory of 2980	1920	JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe	32
PID 1920 wrote to memory of 2236	1920	JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe	34
PID 1920 wrote to memory of 2236	1920	JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe	34
PID 1920 wrote to memory of 2236	1920	JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe	34
PID 1920 wrote to memory of 2236	1920	JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe	34
PID 1920 wrote to memory of 2844	1920	JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe	36
PID 1920 wrote to memory of 2844	1920	JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe	36
PID 1920 wrote to memory of 2844	1920	JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe	36
PID 1920 wrote to memory of 2844	1920	JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe	36
PID 1920 wrote to memory of 3008	1920	JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe	38
PID 1920 wrote to memory of 3008	1920	JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe	38
PID 1920 wrote to memory of 3008	1920	JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe	38
PID 1920 wrote to memory of 3008	1920	JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe	38
PID 1920 wrote to memory of 2744	1920	JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe	41
PID 1920 wrote to memory of 2744	1920	JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe	41
PID 1920 wrote to memory of 2744	1920	JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe	41
PID 1920 wrote to memory of 2744	1920	JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe	41
PID 2816 wrote to memory of 2652	2816	zotuowzs.exe	43
PID 2816 wrote to memory of 2652	2816	zotuowzs.exe	43
PID 2816 wrote to memory of 2652	2816	zotuowzs.exe	43
PID 2816 wrote to memory of 2652	2816	zotuowzs.exe	43
PID 2816 wrote to memory of 2652	2816	zotuowzs.exe	43
PID 2816 wrote to memory of 2652	2816	zotuowzs.exe	43

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1920
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\pmapugug\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2056
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\zotuowzs.exe" C:\Windows\SysWOW64\pmapugug\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2980
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create pmapugug binPath= "C:\Windows\SysWOW64\pmapugug\zotuowzs.exe /d\"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2236
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description pmapugug "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2844
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start pmapugug
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:3008
- 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:2744

C:\Windows\SysWOW64\pmapugug\zotuowzs.exe
C:\Windows\SysWOW64\pmapugug\zotuowzs.exe /d"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a7b1979a9d23174072159196b0d7d59e.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2816
- 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:2652

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\zotuowzs.exe

Filesize
11.0MB

MD5
c0e950bf6ea7cb03dd733d9bf636f91f

SHA1
ac8660b520ea24bf4c99cbbff473363e60d7b6cb

SHA256
d7b64f8b20349748761cc3c5839e2118da759e4f81aeb2b511f39730d7f9d1d2

SHA512
b9089672a91fe3a8105e6fa3a9e3878cc77912d6270b165c9ce510ee1c733c317797797f0969d658aed970fde550e37eabfe92ce9f70a5a47c462d5a0c4077a5

Download Submit
memory/1920-10-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1920-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1920-2-0x0000000000220000-0x0000000000233000-memory.dmp

Filesize
76KB

Download
memory/1920-8-0x0000000000400000-0x000000000076F000-memory.dmp

Filesize
3.4MB

Download
memory/1920-9-0x0000000000220000-0x0000000000233000-memory.dmp

Filesize
76KB

Download
memory/1920-1-0x0000000000BB0000-0x0000000000CB0000-memory.dmp

Filesize
1024KB

Download
memory/2652-11-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2652-16-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2652-14-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2652-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2652-18-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2816-17-0x0000000000400000-0x000000000076F000-memory.dmp

Filesize
3.4MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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