tofsee | 4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92

General

Target

JaffaCakes118_4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92.exe
Size

284KB
MD5

39aef8a60db843b86b52e8cc53fdcf30
SHA1

87d7ae95420b166e35aad755f8068d124ca25fb2
SHA256

4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92
SHA512

c1416ddabb1564c9d4592a0902c41be83de01d9011cc46773d945c3b43585b7ee089f1804df18397e3425109fe9d3c0afae6894a81d63e4e6e273abb0ab9d430
SSDEEP

6144:uKFbjAXNxyhYZtc5/Tuzbgwu6L7ITsqSigaTwVf:JbjiyCZe5runnn7s

Score

10^/10

tofsee discovery evasion execution persistence privilege_escalation trojan

Malware Config

Extracted

Family

tofsee

C2

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
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
2192	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\eybivfqb\ImagePath = "C:\\Windows\\SysWOW64\\eybivfqb\\wpdphbdq.exe"	svchost.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	JaffaCakes118_4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92.exe

Deletes itself 1 IoCs

pid	Process
4552	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
1444	wpdphbdq.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1444 set thread context of 4552	1444	wpdphbdq.exe	101

Launches sc.exe 3 IoCs

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

pid	Process
4872	sc.exe
912	sc.exe
1916	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

Program crash 2 IoCs

pid	pid_target	Process	procid_target
208	3016	WerFault.exe	82
1908	1444	WerFault.exe	94

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_4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92.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	wpdphbdq.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	netsh.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 2024	3016	JaffaCakes118_4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92.exe	83
PID 3016 wrote to memory of 2024	3016	JaffaCakes118_4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92.exe	83
PID 3016 wrote to memory of 2024	3016	JaffaCakes118_4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92.exe	83
PID 3016 wrote to memory of 3556	3016	JaffaCakes118_4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92.exe	85
PID 3016 wrote to memory of 3556	3016	JaffaCakes118_4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92.exe	85
PID 3016 wrote to memory of 3556	3016	JaffaCakes118_4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92.exe	85
PID 3016 wrote to memory of 4872	3016	JaffaCakes118_4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92.exe	87
PID 3016 wrote to memory of 4872	3016	JaffaCakes118_4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92.exe	87
PID 3016 wrote to memory of 4872	3016	JaffaCakes118_4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92.exe	87
PID 3016 wrote to memory of 912	3016	JaffaCakes118_4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92.exe	89
PID 3016 wrote to memory of 912	3016	JaffaCakes118_4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92.exe	89
PID 3016 wrote to memory of 912	3016	JaffaCakes118_4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92.exe	89
PID 3016 wrote to memory of 1916	3016	JaffaCakes118_4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92.exe	92
PID 3016 wrote to memory of 1916	3016	JaffaCakes118_4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92.exe	92
PID 3016 wrote to memory of 1916	3016	JaffaCakes118_4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92.exe	92
PID 3016 wrote to memory of 2192	3016	JaffaCakes118_4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92.exe	95
PID 3016 wrote to memory of 2192	3016	JaffaCakes118_4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92.exe	95
PID 3016 wrote to memory of 2192	3016	JaffaCakes118_4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92.exe	95
PID 1444 wrote to memory of 4552	1444	wpdphbdq.exe	101
PID 1444 wrote to memory of 4552	1444	wpdphbdq.exe	101
PID 1444 wrote to memory of 4552	1444	wpdphbdq.exe	101
PID 1444 wrote to memory of 4552	1444	wpdphbdq.exe	101
PID 1444 wrote to memory of 4552	1444	wpdphbdq.exe	101

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3016
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\eybivfqb\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2024
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\wpdphbdq.exe" C:\Windows\SysWOW64\eybivfqb\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3556
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create eybivfqb binPath= "C:\Windows\SysWOW64\eybivfqb\wpdphbdq.exe /d\"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:4872
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description eybivfqb "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:912
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start eybivfqb
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:1916
- 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:2192
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3016 -s 1160
  2⤵
  - Program crash
  PID:208

C:\Windows\SysWOW64\eybivfqb\wpdphbdq.exe
C:\Windows\SysWOW64\eybivfqb\wpdphbdq.exe /d"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4ce348146e4449af121aa2029454a02728bb79671576c754465e17e7bbc7aa92.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1444
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - Sets service image path in registry
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:4552
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1444 -s 512
  2⤵
  - Program crash
  PID:1908

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3016 -ip 3016
1⤵
PID:4184

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 1444 -ip 1444
1⤵
PID:4556

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

System Services

1

T1569

Service Execution

1

T1569.002

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

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

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

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
14.4MB

MD5
c5bcb4a0f1a42ee7f6cccc76bd54f7ab

SHA1
42a975b5beeca4c00749c5cdd204af9a907ccfda

SHA256
3324c448d20ab0765f555e6e462c0fe33023061f8fe5de49f46ce9a8bca9895d

SHA512
cead3b9bbfa25a03a7f2c36efa341cfdbdbe380f576c7d1d4103265da1606cf751b40be1fdc3ca25afdeac65827ce2800d4610444453d640f917dae3e68c8b5a

Download Submit
memory/1444-7-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1444-8-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1444-15-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/1444-6-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/3016-14-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/3016-0-0x00000000021A0000-0x00000000021AD000-memory.dmp

Filesize
52KB

Download
memory/3016-2-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/3016-11-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download
memory/3016-13-0x00000000021B0000-0x00000000021C3000-memory.dmp

Filesize
76KB

Download
memory/3016-12-0x00000000021A0000-0x00000000021AD000-memory.dmp

Filesize
52KB

Download
memory/3016-1-0x00000000021B0000-0x00000000021C3000-memory.dmp

Filesize
76KB

Download
memory/4552-9-0x0000000000750000-0x0000000000765000-memory.dmp

Filesize
84KB

Download
memory/4552-16-0x0000000000750000-0x0000000000765000-memory.dmp

Filesize
84KB

Download
memory/4552-17-0x0000000000750000-0x0000000000765000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads