tofsee | dffa7c3f427791f3aeb3fe6d000d226fcafa5adefadedc8a8b030cb997d7a315

General

Target

f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exe
Size

10.7MB
MD5

f914186ccbdfd07ad5d83756aec22683
SHA1

afbda57591f20395314fcb02dc2e8901e82109f8
SHA256

dffa7c3f427791f3aeb3fe6d000d226fcafa5adefadedc8a8b030cb997d7a315
SHA512

5fe1598a516bc3bd80e5214df084052ec870cf110b83fd491c94dcc44541dedb144c125e7c9957b550c82ea6a416c56acd139393f4c32d07127c65494f8b7687
SSDEEP

24576:PjCj10HSqGgeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeG:P/D

Score

10^/10

tofsee evasion persistence trojan

Malware Config

Extracted

Family

tofsee

C2

defeatwax.ru

refabyd.info

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\fobqqghb = "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

2324 netsh.exe

pid	process
2324	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\fobqqghb\ImagePath = "C:\\Windows\\SysWOW64\\fobqqghb\\wwpcolkm.exe"	svchost.exe

Deletes itself 1 IoCs

Processes:

svchost.exe

pid process

1648 svchost.exe
Executes dropped EXE 1 IoCs

Processes:

wwpcolkm.exe

pid process

2772 wwpcolkm.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

wwpcolkm.exe

description pid process target process

PID 2772 set thread context of 1648 2772 wwpcolkm.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

928 sc.exe
2368 sc.exe
2000 sc.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
1648	svchost.exe

pid	process
2772	wwpcolkm.exe

description	pid	process	target process
PID 2772 set thread context of 1648	2772	wwpcolkm.exe	svchost.exe

pid	process
928	sc.exe
2368	sc.exe
2000	sc.exe

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exewwpcolkm.exe

description	pid	process	target process
PID 2568 wrote to memory of 2548	2568	f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exe	cmd.exe
PID 2568 wrote to memory of 2548	2568	f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exe	cmd.exe
PID 2568 wrote to memory of 2548	2568	f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exe	cmd.exe
PID 2568 wrote to memory of 2548	2568	f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exe	cmd.exe
PID 2568 wrote to memory of 2644	2568	f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exe	cmd.exe
PID 2568 wrote to memory of 2644	2568	f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exe	cmd.exe
PID 2568 wrote to memory of 2644	2568	f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exe	cmd.exe
PID 2568 wrote to memory of 2644	2568	f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exe	cmd.exe
PID 2568 wrote to memory of 928	2568	f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exe	sc.exe
PID 2568 wrote to memory of 928	2568	f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exe	sc.exe
PID 2568 wrote to memory of 928	2568	f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exe	sc.exe
PID 2568 wrote to memory of 928	2568	f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exe	sc.exe
PID 2568 wrote to memory of 2368	2568	f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exe	sc.exe
PID 2568 wrote to memory of 2368	2568	f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exe	sc.exe
PID 2568 wrote to memory of 2368	2568	f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exe	sc.exe
PID 2568 wrote to memory of 2368	2568	f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exe	sc.exe
PID 2568 wrote to memory of 2000	2568	f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exe	sc.exe
PID 2568 wrote to memory of 2000	2568	f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exe	sc.exe
PID 2568 wrote to memory of 2000	2568	f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exe	sc.exe
PID 2568 wrote to memory of 2000	2568	f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exe	sc.exe
PID 2568 wrote to memory of 2324	2568	f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exe	netsh.exe
PID 2568 wrote to memory of 2324	2568	f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exe	netsh.exe
PID 2568 wrote to memory of 2324	2568	f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exe	netsh.exe
PID 2568 wrote to memory of 2324	2568	f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exe	netsh.exe
PID 2772 wrote to memory of 1648	2772	wwpcolkm.exe	svchost.exe
PID 2772 wrote to memory of 1648	2772	wwpcolkm.exe	svchost.exe
PID 2772 wrote to memory of 1648	2772	wwpcolkm.exe	svchost.exe
PID 2772 wrote to memory of 1648	2772	wwpcolkm.exe	svchost.exe
PID 2772 wrote to memory of 1648	2772	wwpcolkm.exe	svchost.exe
PID 2772 wrote to memory of 1648	2772	wwpcolkm.exe	svchost.exe

C:\Users\Admin\AppData\Local\Temp\f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2568

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\fobqqghb\
2⤵
PID:2548

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\wwpcolkm.exe" C:\Windows\SysWOW64\fobqqghb\
2⤵
PID:2644

C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" create fobqqghb binPath= "C:\Windows\SysWOW64\fobqqghb\wwpcolkm.exe /d\"C:\Users\Admin\AppData\Local\Temp\f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exe\"" type= own start= auto DisplayName= "wifi support"
2⤵
- Launches sc.exe
PID:928

C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" description fobqqghb "wifi internet conection"
2⤵
- Launches sc.exe
PID:2368

C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" start fobqqghb
2⤵
- Launches sc.exe
PID:2000

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:2324

C:\Windows\SysWOW64\fobqqghb\wwpcolkm.exe
C:\Windows\SysWOW64\fobqqghb\wwpcolkm.exe /d"C:\Users\Admin\AppData\Local\Temp\f914186ccbdfd07ad5d83756aec22683_JaffaCakes118.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2772

C:\Windows\SysWOW64\svchost.exe
svchost.exe
2⤵
- Windows security bypass
- Sets service image path in registry
- Deletes itself
PID:1648

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\wwpcolkm.exe
Filesize
11.0MB

MD5
9b79df86aeff90382ad1f97a6ad7dca0

SHA1
5ef26c23359198b70e44456d25435974fd4a64be

SHA256
90dd72cc9765c3004e1c2c0a949e60c096873a3258438d8d61a678e25a46cdb0

SHA512
84b7dc5c49cbc27fbdc8202c438abacf17fce7f781aacd6f1b582813f99690a9ba46a860ade40fdc17158ebb791996827464b92b7aaf28e895ee23e92691ab55

Download Submit
memory/1648-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1648-16-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/1648-22-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/1648-21-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/1648-20-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/1648-13-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2568-1-0x00000000008D0000-0x00000000009D0000-memory.dmp

Filesize
1024KB

Download
memory/2568-3-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/2568-8-0x0000000000220000-0x0000000000233000-memory.dmp

Filesize
76KB

Download
memory/2568-6-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/2568-2-0x0000000000220000-0x0000000000233000-memory.dmp

Filesize
76KB

Download
memory/2772-12-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/2772-11-0x00000000002D0000-0x00000000003D0000-memory.dmp

Filesize
1024KB

Download
memory/2772-17-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads