tofsee | 25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba

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
24-12-2024 23:24

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe
Size

272KB
MD5

258f12b30b5079201fe2dd01fdd9a5de
SHA1

1828c389ca0984151cd775bf327a56c0fcf100bf
SHA256

25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba
SHA512

d365952ce8942f63da788f39511f411927ccd293469edd2ca449985883d9be792136283a95d1b16c8626c1fa4fc3e31acb0a89b21816cb17a7a00f18f821c271
SSDEEP

6144:z7Bf/u+LA9m+NpVuzbgwu6L7ITsqSigaTwVf:Bf/u+LA9m2Vunnn7s

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\ndjzbrmi = "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
2596	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\ndjzbrmi\ImagePath = "C:\\Windows\\SysWOW64\\ndjzbrmi\\gmhktccx.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2592	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2708	gmhktccx.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2708 set thread context of 2592	2708	gmhktccx.exe	43

Launches sc.exe 3 IoCs

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

pid	Process
2564	sc.exe
2676	sc.exe
2660	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	JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	gmhktccx.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2636 wrote to memory of 2748	2636	JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe	30
PID 2636 wrote to memory of 2748	2636	JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe	30
PID 2636 wrote to memory of 2748	2636	JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe	30
PID 2636 wrote to memory of 2748	2636	JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe	30
PID 2636 wrote to memory of 2012	2636	JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe	32
PID 2636 wrote to memory of 2012	2636	JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe	32
PID 2636 wrote to memory of 2012	2636	JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe	32
PID 2636 wrote to memory of 2012	2636	JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe	32
PID 2636 wrote to memory of 2676	2636	JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe	34
PID 2636 wrote to memory of 2676	2636	JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe	34
PID 2636 wrote to memory of 2676	2636	JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe	34
PID 2636 wrote to memory of 2676	2636	JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe	34
PID 2636 wrote to memory of 2660	2636	JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe	36
PID 2636 wrote to memory of 2660	2636	JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe	36
PID 2636 wrote to memory of 2660	2636	JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe	36
PID 2636 wrote to memory of 2660	2636	JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe	36
PID 2636 wrote to memory of 2564	2636	JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe	38
PID 2636 wrote to memory of 2564	2636	JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe	38
PID 2636 wrote to memory of 2564	2636	JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe	38
PID 2636 wrote to memory of 2564	2636	JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe	38
PID 2636 wrote to memory of 2596	2636	JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe	41
PID 2636 wrote to memory of 2596	2636	JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe	41
PID 2636 wrote to memory of 2596	2636	JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe	41
PID 2636 wrote to memory of 2596	2636	JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe	41
PID 2708 wrote to memory of 2592	2708	gmhktccx.exe	43
PID 2708 wrote to memory of 2592	2708	gmhktccx.exe	43
PID 2708 wrote to memory of 2592	2708	gmhktccx.exe	43
PID 2708 wrote to memory of 2592	2708	gmhktccx.exe	43
PID 2708 wrote to memory of 2592	2708	gmhktccx.exe	43
PID 2708 wrote to memory of 2592	2708	gmhktccx.exe	43

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2636
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\ndjzbrmi\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2748
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\gmhktccx.exe" C:\Windows\SysWOW64\ndjzbrmi\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2012
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create ndjzbrmi binPath= "C:\Windows\SysWOW64\ndjzbrmi\gmhktccx.exe /d\"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2676
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description ndjzbrmi "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2660
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start ndjzbrmi
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2564
- 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:2596

C:\Windows\SysWOW64\ndjzbrmi\gmhktccx.exe
C:\Windows\SysWOW64\ndjzbrmi\gmhktccx.exe /d"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_25312406a1a4d9a3aa19b758b18135384469ea8cb90f6c59773e953ff58b6cba.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2708
- 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:2592

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\gmhktccx.exe

Filesize
12.1MB

MD5
1e9c35936078822e8961507358576607

SHA1
a61aeb320e1bfb631da71b24bcf2d1d870919259

SHA256
0f87d6eacc98379f45a75bbd741f5bd6931ba382788c43ff8d421d3a86c39fc5

SHA512
c992c968f34b681c320f439bf878cccc2768852f4b06ec8b29746fb618123ead7a64c48ed949bd7256ca2a0b07afeb56ea36cc21c39b42c607ccedf0643a2a98

Download Submit
memory/2592-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2592-13-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2592-10-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2592-15-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2592-17-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2636-2-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2636-1-0x00000000002B0000-0x00000000002C3000-memory.dmp

Filesize
76KB

Download
memory/2636-6-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download
memory/2636-7-0x0000000000220000-0x000000000022D000-memory.dmp

Filesize
52KB

Download
memory/2636-8-0x00000000002B0000-0x00000000002C3000-memory.dmp

Filesize
76KB

Download
memory/2636-9-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2636-0-0x0000000000220000-0x000000000022D000-memory.dmp

Filesize
52KB

Download
memory/2708-16-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads