tofsee | 93474a8dc670337caf536fd0eac0d70d5d6856fc46db7493f8a982017c9e68c3

General

Target

fd25a9c84be208b088379553ff30606c_JaffaCakes118.exe
Size

14.2MB
MD5

fd25a9c84be208b088379553ff30606c
SHA1

6de24b33594778df7f9c3fb4dc695e0434b4c474
SHA256

93474a8dc670337caf536fd0eac0d70d5d6856fc46db7493f8a982017c9e68c3
SHA512

360d771d0ff2991dabd265fef1e52d02a7faae42e8cbae3ddf06ade70e5bab01adf9a7d6bf26062bc054fde2c7bad224fa9fa15cd5282b1f68938ce0ece3c566
SSDEEP

98304:lNWUlllllllllllllllllllllllllllllllllllllllllllllllllllllllllllL:jW

Score

10^/10

tofsee evasion persistence trojan

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Signatures

Tofsee
Backdoor/botnet which carries out malicious activities based on commands from a C2 server.
trojan tofsee

Windows security bypass 2 TTPs 1 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

svchost.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\SysWOW64\jipoxrqc = "0"	svchost.exe

Creates new service(s) 1 TTPs
persistence

Windows Service
T1543.003
Modifies Windows Firewall 2 TTPs 1 IoCs
evasion

Windows Service
T1543.003

Disable or Modify System Firewall
T1562.004

Processes:

netsh.exe

pid process

1964 netsh.exe

pid	process
1964	netsh.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

svchost.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\jipoxrqc\ImagePath = "C:\\Windows\\SysWOW64\\jipoxrqc\\ytxpfqsq.exe"	svchost.exe

Deletes itself 1 IoCs

Processes:

svchost.exe

pid process

704 svchost.exe
Executes dropped EXE 1 IoCs

Processes:

ytxpfqsq.exe

pid process

2000 ytxpfqsq.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

ytxpfqsq.exe

description pid process target process

PID 2000 set thread context of 704 2000 ytxpfqsq.exe svchost.exe
Launches sc.exe 3 IoCs
Sc.exe is a Windows utlilty to control services on the system.

Processes:

sc.exesc.exesc.exe

pid process

1124 sc.exe
1320 sc.exe
1260 sc.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
704	svchost.exe

pid	process
2000	ytxpfqsq.exe

description	pid	process	target process
PID 2000 set thread context of 704	2000	ytxpfqsq.exe	svchost.exe

pid	process
1124	sc.exe
1320	sc.exe
1260	sc.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

fd25a9c84be208b088379553ff30606c_JaffaCakes118.exeytxpfqsq.exe

description	pid	process	target process
PID 2220 wrote to memory of 2340	2220	fd25a9c84be208b088379553ff30606c_JaffaCakes118.exe	cmd.exe
PID 2220 wrote to memory of 2340	2220	fd25a9c84be208b088379553ff30606c_JaffaCakes118.exe	cmd.exe
PID 2220 wrote to memory of 2340	2220	fd25a9c84be208b088379553ff30606c_JaffaCakes118.exe	cmd.exe
PID 2220 wrote to memory of 2340	2220	fd25a9c84be208b088379553ff30606c_JaffaCakes118.exe	cmd.exe
PID 2220 wrote to memory of 2332	2220	fd25a9c84be208b088379553ff30606c_JaffaCakes118.exe	cmd.exe
PID 2220 wrote to memory of 2332	2220	fd25a9c84be208b088379553ff30606c_JaffaCakes118.exe	cmd.exe
PID 2220 wrote to memory of 2332	2220	fd25a9c84be208b088379553ff30606c_JaffaCakes118.exe	cmd.exe
PID 2220 wrote to memory of 2332	2220	fd25a9c84be208b088379553ff30606c_JaffaCakes118.exe	cmd.exe
PID 2220 wrote to memory of 1124	2220	fd25a9c84be208b088379553ff30606c_JaffaCakes118.exe	sc.exe
PID 2220 wrote to memory of 1124	2220	fd25a9c84be208b088379553ff30606c_JaffaCakes118.exe	sc.exe
PID 2220 wrote to memory of 1124	2220	fd25a9c84be208b088379553ff30606c_JaffaCakes118.exe	sc.exe
PID 2220 wrote to memory of 1124	2220	fd25a9c84be208b088379553ff30606c_JaffaCakes118.exe	sc.exe
PID 2220 wrote to memory of 1320	2220	fd25a9c84be208b088379553ff30606c_JaffaCakes118.exe	sc.exe
PID 2220 wrote to memory of 1320	2220	fd25a9c84be208b088379553ff30606c_JaffaCakes118.exe	sc.exe
PID 2220 wrote to memory of 1320	2220	fd25a9c84be208b088379553ff30606c_JaffaCakes118.exe	sc.exe
PID 2220 wrote to memory of 1320	2220	fd25a9c84be208b088379553ff30606c_JaffaCakes118.exe	sc.exe
PID 2220 wrote to memory of 1260	2220	fd25a9c84be208b088379553ff30606c_JaffaCakes118.exe	sc.exe
PID 2220 wrote to memory of 1260	2220	fd25a9c84be208b088379553ff30606c_JaffaCakes118.exe	sc.exe
PID 2220 wrote to memory of 1260	2220	fd25a9c84be208b088379553ff30606c_JaffaCakes118.exe	sc.exe
PID 2220 wrote to memory of 1260	2220	fd25a9c84be208b088379553ff30606c_JaffaCakes118.exe	sc.exe
PID 2220 wrote to memory of 1964	2220	fd25a9c84be208b088379553ff30606c_JaffaCakes118.exe	netsh.exe
PID 2220 wrote to memory of 1964	2220	fd25a9c84be208b088379553ff30606c_JaffaCakes118.exe	netsh.exe
PID 2220 wrote to memory of 1964	2220	fd25a9c84be208b088379553ff30606c_JaffaCakes118.exe	netsh.exe
PID 2220 wrote to memory of 1964	2220	fd25a9c84be208b088379553ff30606c_JaffaCakes118.exe	netsh.exe
PID 2000 wrote to memory of 704	2000	ytxpfqsq.exe	svchost.exe
PID 2000 wrote to memory of 704	2000	ytxpfqsq.exe	svchost.exe
PID 2000 wrote to memory of 704	2000	ytxpfqsq.exe	svchost.exe
PID 2000 wrote to memory of 704	2000	ytxpfqsq.exe	svchost.exe
PID 2000 wrote to memory of 704	2000	ytxpfqsq.exe	svchost.exe
PID 2000 wrote to memory of 704	2000	ytxpfqsq.exe	svchost.exe

C:\Users\Admin\AppData\Local\Temp\fd25a9c84be208b088379553ff30606c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fd25a9c84be208b088379553ff30606c_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2220

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\jipoxrqc\
2⤵
PID:2340

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\ytxpfqsq.exe" C:\Windows\SysWOW64\jipoxrqc\
2⤵
PID:2332

C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" create jipoxrqc binPath= "C:\Windows\SysWOW64\jipoxrqc\ytxpfqsq.exe /d\"C:\Users\Admin\AppData\Local\Temp\fd25a9c84be208b088379553ff30606c_JaffaCakes118.exe\"" type= own start= auto DisplayName= "wifi support"
2⤵
- Launches sc.exe
PID:1124

C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" description jipoxrqc "wifi internet conection"
2⤵
- Launches sc.exe
PID:1320

C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" start jipoxrqc
2⤵
- Launches sc.exe
PID:1260

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
PID:1964

C:\Windows\SysWOW64\jipoxrqc\ytxpfqsq.exe
C:\Windows\SysWOW64\jipoxrqc\ytxpfqsq.exe /d"C:\Users\Admin\AppData\Local\Temp\fd25a9c84be208b088379553ff30606c_JaffaCakes118.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2000

C:\Windows\SysWOW64\svchost.exe
svchost.exe
2⤵
- Windows security bypass
- Sets service image path in registry
- Deletes itself
PID:704

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

2

T1543

Windows Service

2

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

2

T1543

Windows Service

2

T1543.003

Defense Evasion

Impair Defenses

2

T1562

Disable or Modify System Firewall

1

T1562.004

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\ytxpfqsq.exe
Filesize
12.1MB

MD5
3294281db7f7e431e4b047b45c12705a

SHA1
efbba44357ba621d8eaa4ab2a15bb842afdb588e

SHA256
79154d63df124db59dccc7e3ebd3a9ecf58cc0caabf63a1526fa71308d7a2765

SHA512
8e84518480704a1c4413855b2f356da55be39b211b98dda4fbb847a1f725a88ca77f03cfec62787feee90c5980732bfbc3aacba923c0330bbbe5d2215f60c3d8

Download Submit
memory/704-20-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/704-14-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/704-22-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/704-21-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/704-11-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/704-18-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/704-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2000-19-0x0000000000400000-0x00000000036CD000-memory.dmp

Filesize
50.8MB

Download
memory/2000-10-0x0000000003780000-0x0000000003880000-memory.dmp

Filesize
1024KB

Download
memory/2000-17-0x0000000000400000-0x00000000036CD000-memory.dmp

Filesize
50.8MB

Download
memory/2220-4-0x0000000000400000-0x00000000036CD000-memory.dmp

Filesize
50.8MB

Download
memory/2220-8-0x0000000000220000-0x0000000000233000-memory.dmp

Filesize
76KB

Download
memory/2220-1-0x0000000003890000-0x0000000003990000-memory.dmp

Filesize
1024KB

Download
memory/2220-6-0x0000000000400000-0x00000000036CD000-memory.dmp

Filesize
50.8MB

Download
memory/2220-2-0x0000000000220000-0x0000000000233000-memory.dmp

Filesize
76KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads