tofsee | 48a908118164a83256282f2427f094e005bc9c94234548822050645ae072aa58

General

Target

4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exe
Size

10.0MB
MD5

4d2c1c24c605c4665deb8fcff2e48d66
SHA1

6ce6fa8bd527e8aa529b7a055795416b7e92c73e
SHA256

48a908118164a83256282f2427f094e005bc9c94234548822050645ae072aa58
SHA512

ea56cf46f89714c667d9841a8bd4073c0538c0c2d428e66d7af502b8cbb61a8347af407faba445602d5517a79a85079df017bc416c52656b9bca8b089fec4b99
SSDEEP

24576:SgRjDA0LLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLL:1xD

Score

10^/10

tofsee evasion execution persistence privilege_escalation 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\ugnodqbq = "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

Processes:

netsh.exe

pid process

2924 netsh.exe

pid	process
2924	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\ugnodqbq\ImagePath = "C:\\Windows\\SysWOW64\\ugnodqbq\\rpeqkgrh.exe"	svchost.exe

Deletes itself 1 IoCs

Processes:

svchost.exe

pid process

2896 svchost.exe
Executes dropped EXE 1 IoCs

Processes:

rpeqkgrh.exe

pid process

2696 rpeqkgrh.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

rpeqkgrh.exe

description pid process target process

PID 2696 set thread context of 2896 2696 rpeqkgrh.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

2524 sc.exe
2692 sc.exe
2784 sc.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
2896	svchost.exe

pid	process
2696	rpeqkgrh.exe

description	pid	process	target process
PID 2696 set thread context of 2896	2696	rpeqkgrh.exe	svchost.exe

pid	process
2524	sc.exe
2692	sc.exe
2784	sc.exe

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

Processes:

netsh.exe

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

Suspicious use of WriteProcessMemory 30 IoCs

Processes:

4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exerpeqkgrh.exe

description	pid	process	target process
PID 2840 wrote to memory of 1252	2840	4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exe	cmd.exe
PID 2840 wrote to memory of 1252	2840	4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exe	cmd.exe
PID 2840 wrote to memory of 1252	2840	4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exe	cmd.exe
PID 2840 wrote to memory of 1252	2840	4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exe	cmd.exe
PID 2840 wrote to memory of 2848	2840	4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exe	cmd.exe
PID 2840 wrote to memory of 2848	2840	4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exe	cmd.exe
PID 2840 wrote to memory of 2848	2840	4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exe	cmd.exe
PID 2840 wrote to memory of 2848	2840	4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exe	cmd.exe
PID 2840 wrote to memory of 2524	2840	4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exe	sc.exe
PID 2840 wrote to memory of 2524	2840	4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exe	sc.exe
PID 2840 wrote to memory of 2524	2840	4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exe	sc.exe
PID 2840 wrote to memory of 2524	2840	4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exe	sc.exe
PID 2840 wrote to memory of 2692	2840	4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exe	sc.exe
PID 2840 wrote to memory of 2692	2840	4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exe	sc.exe
PID 2840 wrote to memory of 2692	2840	4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exe	sc.exe
PID 2840 wrote to memory of 2692	2840	4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exe	sc.exe
PID 2840 wrote to memory of 2784	2840	4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exe	sc.exe
PID 2840 wrote to memory of 2784	2840	4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exe	sc.exe
PID 2840 wrote to memory of 2784	2840	4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exe	sc.exe
PID 2840 wrote to memory of 2784	2840	4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exe	sc.exe
PID 2840 wrote to memory of 2924	2840	4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exe	netsh.exe
PID 2840 wrote to memory of 2924	2840	4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exe	netsh.exe
PID 2840 wrote to memory of 2924	2840	4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exe	netsh.exe
PID 2840 wrote to memory of 2924	2840	4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exe	netsh.exe
PID 2696 wrote to memory of 2896	2696	rpeqkgrh.exe	svchost.exe
PID 2696 wrote to memory of 2896	2696	rpeqkgrh.exe	svchost.exe
PID 2696 wrote to memory of 2896	2696	rpeqkgrh.exe	svchost.exe
PID 2696 wrote to memory of 2896	2696	rpeqkgrh.exe	svchost.exe
PID 2696 wrote to memory of 2896	2696	rpeqkgrh.exe	svchost.exe
PID 2696 wrote to memory of 2896	2696	rpeqkgrh.exe	svchost.exe

C:\Users\Admin\AppData\Local\Temp\4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2840

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\ugnodqbq\
2⤵
PID:1252

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\rpeqkgrh.exe" C:\Windows\SysWOW64\ugnodqbq\
2⤵
PID:2848

C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" create ugnodqbq binPath= "C:\Windows\SysWOW64\ugnodqbq\rpeqkgrh.exe /d\"C:\Users\Admin\AppData\Local\Temp\4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exe\"" type= own start= auto DisplayName= "wifi support"
2⤵
- Launches sc.exe
PID:2524

C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" description ugnodqbq "wifi internet conection"
2⤵
- Launches sc.exe
PID:2692

C:\Windows\SysWOW64\sc.exe
"C:\Windows\System32\sc.exe" start ugnodqbq
2⤵
- Launches sc.exe
PID:2784

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
PID:2924

C:\Windows\SysWOW64\ugnodqbq\rpeqkgrh.exe
C:\Windows\SysWOW64\ugnodqbq\rpeqkgrh.exe /d"C:\Users\Admin\AppData\Local\Temp\4d2c1c24c605c4665deb8fcff2e48d66_JaffaCakes118.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2696

C:\Windows\SysWOW64\svchost.exe
svchost.exe
2⤵
- Windows security bypass
- Sets service image path in registry
- Deletes itself
PID:2896

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

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\rpeqkgrh.exe
Filesize
11.7MB

MD5
156127897923f6b06f05c0da534a94a4

SHA1
507dfb6328036d29db61b47b4910bcc7a0dd79c7

SHA256
39ddabffc24f5a0903909eae926823a256c58d16d452a98730fcc204452a908a

SHA512
41495821b2434d61ba82e069e72fdfd8e2132a2895bb529c35af55e87f6185bebf96a4d58784b319d5016b3a3f63d04512c4d22adfa57cc820fb52d5d9a8277c

Download Submit
memory/2696-16-0x0000000000400000-0x0000000002149000-memory.dmp

Filesize
29.3MB

Download
memory/2840-2-0x0000000002250000-0x0000000002350000-memory.dmp

Filesize
1024KB

Download
memory/2840-4-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2840-3-0x0000000000220000-0x0000000000233000-memory.dmp

Filesize
76KB

Download
memory/2840-9-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2840-8-0x0000000000400000-0x0000000002149000-memory.dmp

Filesize
29.3MB

Download
memory/2896-15-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2896-13-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2896-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2896-10-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2896-17-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads