tofsee | 0fd540d43aaddcc641ea611c1622ea479425fbdaf9e37c7d2bd50a2e4379ed0d

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-11-2024 10:08

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General

Target

b08871025feb002765a540f39b640fee_JaffaCakes118.exe
Size

11.8MB
MD5

b08871025feb002765a540f39b640fee
SHA1

5d4c8973edab4863d5b70f9e01ac49099997476b
SHA256

0fd540d43aaddcc641ea611c1622ea479425fbdaf9e37c7d2bd50a2e4379ed0d
SHA512

d2293d5964b8181c03b107692ddb51b197ab74aeb84fe0f8fc299db7a1aa99193f920ec997108ccc6dfe05e725fd6dfc864d344b716cdc10a64da72410507629
SSDEEP

49152:rGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGe:

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\xfphfcap = "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
2296	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\xfphfcap\ImagePath = "C:\\Windows\\SysWOW64\\xfphfcap\\ehaigiqa.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2780	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2752	ehaigiqa.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2752 set thread context of 2780	2752	ehaigiqa.exe	44

Launches sc.exe 3 IoCs

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

pid	Process
2824	sc.exe
2360	sc.exe
2724	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	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	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ehaigiqa.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b08871025feb002765a540f39b640fee_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2148 wrote to memory of 1984	2148	b08871025feb002765a540f39b640fee_JaffaCakes118.exe	31
PID 2148 wrote to memory of 1984	2148	b08871025feb002765a540f39b640fee_JaffaCakes118.exe	31
PID 2148 wrote to memory of 1984	2148	b08871025feb002765a540f39b640fee_JaffaCakes118.exe	31
PID 2148 wrote to memory of 1984	2148	b08871025feb002765a540f39b640fee_JaffaCakes118.exe	31
PID 2148 wrote to memory of 2372	2148	b08871025feb002765a540f39b640fee_JaffaCakes118.exe	33
PID 2148 wrote to memory of 2372	2148	b08871025feb002765a540f39b640fee_JaffaCakes118.exe	33
PID 2148 wrote to memory of 2372	2148	b08871025feb002765a540f39b640fee_JaffaCakes118.exe	33
PID 2148 wrote to memory of 2372	2148	b08871025feb002765a540f39b640fee_JaffaCakes118.exe	33
PID 2148 wrote to memory of 2360	2148	b08871025feb002765a540f39b640fee_JaffaCakes118.exe	35
PID 2148 wrote to memory of 2360	2148	b08871025feb002765a540f39b640fee_JaffaCakes118.exe	35
PID 2148 wrote to memory of 2360	2148	b08871025feb002765a540f39b640fee_JaffaCakes118.exe	35
PID 2148 wrote to memory of 2360	2148	b08871025feb002765a540f39b640fee_JaffaCakes118.exe	35
PID 2148 wrote to memory of 2724	2148	b08871025feb002765a540f39b640fee_JaffaCakes118.exe	37
PID 2148 wrote to memory of 2724	2148	b08871025feb002765a540f39b640fee_JaffaCakes118.exe	37
PID 2148 wrote to memory of 2724	2148	b08871025feb002765a540f39b640fee_JaffaCakes118.exe	37
PID 2148 wrote to memory of 2724	2148	b08871025feb002765a540f39b640fee_JaffaCakes118.exe	37
PID 2148 wrote to memory of 2824	2148	b08871025feb002765a540f39b640fee_JaffaCakes118.exe	39
PID 2148 wrote to memory of 2824	2148	b08871025feb002765a540f39b640fee_JaffaCakes118.exe	39
PID 2148 wrote to memory of 2824	2148	b08871025feb002765a540f39b640fee_JaffaCakes118.exe	39
PID 2148 wrote to memory of 2824	2148	b08871025feb002765a540f39b640fee_JaffaCakes118.exe	39
PID 2148 wrote to memory of 2296	2148	b08871025feb002765a540f39b640fee_JaffaCakes118.exe	42
PID 2148 wrote to memory of 2296	2148	b08871025feb002765a540f39b640fee_JaffaCakes118.exe	42
PID 2148 wrote to memory of 2296	2148	b08871025feb002765a540f39b640fee_JaffaCakes118.exe	42
PID 2148 wrote to memory of 2296	2148	b08871025feb002765a540f39b640fee_JaffaCakes118.exe	42
PID 2752 wrote to memory of 2780	2752	ehaigiqa.exe	44
PID 2752 wrote to memory of 2780	2752	ehaigiqa.exe	44
PID 2752 wrote to memory of 2780	2752	ehaigiqa.exe	44
PID 2752 wrote to memory of 2780	2752	ehaigiqa.exe	44
PID 2752 wrote to memory of 2780	2752	ehaigiqa.exe	44
PID 2752 wrote to memory of 2780	2752	ehaigiqa.exe	44

C:\Users\Admin\AppData\Local\Temp\b08871025feb002765a540f39b640fee_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b08871025feb002765a540f39b640fee_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2148
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\xfphfcap\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1984
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\ehaigiqa.exe" C:\Windows\SysWOW64\xfphfcap\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2372
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create xfphfcap binPath= "C:\Windows\SysWOW64\xfphfcap\ehaigiqa.exe /d\"C:\Users\Admin\AppData\Local\Temp\b08871025feb002765a540f39b640fee_JaffaCakes118.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2360
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description xfphfcap "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2724
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start xfphfcap
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2824
- 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:2296

C:\Windows\SysWOW64\xfphfcap\ehaigiqa.exe
C:\Windows\SysWOW64\xfphfcap\ehaigiqa.exe /d"C:\Users\Admin\AppData\Local\Temp\b08871025feb002765a540f39b640fee_JaffaCakes118.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2752
- 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:2780

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\ehaigiqa.exe

Filesize
13.2MB

MD5
6f8e727592b8551f1d217bf95d02f0fc

SHA1
68c68234de9c428bb6fc420d61978d96a5d72986

SHA256
05ea768b5d329f6f89d5c11902f1472071adc79126140341196e7827c21d51d7

SHA512
790326eebf21116f3a3b2ee1bc01b72d6e84c5f4da216940eb79aa700c8a02264b06f979241708c97bb1a2b9630441c90fdc9bfaab28a142c6ab67c0d44ea00b

Download Submit
memory/2148-1-0x0000000000590000-0x0000000000690000-memory.dmp

Filesize
1024KB

Download
memory/2148-3-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2148-2-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2148-10-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2148-9-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2752-15-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2780-14-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2780-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2780-11-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2780-17-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2780-18-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads