tofsee | e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc

Analysis

max time kernel
145s
max time network
145s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
23-12-2024 12:57

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General

Target

JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.exe
Size

243KB
MD5

0951fa631d9b9f6c0b62c55fa8ff1c18
SHA1

1e5b62640051bb5a70aabd3189e3a09c0864e1c7
SHA256

e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc
SHA512

906bf4be6512c22ed1307fa00feed1590a3e34ba32251640211bbbcc49af33c995f32fb27dcd51fdce525b91fdd1afe1b0a22b6a912f12a521afb29d9e05488c
SSDEEP

6144:TEZQ/ISjbrjw8vNivYFigPcYTzJ8CUlB1NCUw2lqc8:AZMjXjw8vEpgPTPJR2l9

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\daamdzi = "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
2608	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\daamdzi\ImagePath = "C:\\Windows\\SysWOW64\\daamdzi\\hbkuhkpb.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2764	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
3004	hbkuhkpb.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3004 set thread context of 2764	3004	hbkuhkpb.exe	43

Launches sc.exe 3 IoCs

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

pid	Process
2872	sc.exe
2724	sc.exe
2744	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	JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.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	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	hbkuhkpb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2524 wrote to memory of 2480	2524	JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.exe	30
PID 2524 wrote to memory of 2480	2524	JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.exe	30
PID 2524 wrote to memory of 2480	2524	JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.exe	30
PID 2524 wrote to memory of 2480	2524	JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.exe	30
PID 2524 wrote to memory of 1956	2524	JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.exe	32
PID 2524 wrote to memory of 1956	2524	JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.exe	32
PID 2524 wrote to memory of 1956	2524	JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.exe	32
PID 2524 wrote to memory of 1956	2524	JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.exe	32
PID 2524 wrote to memory of 2744	2524	JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.exe	34
PID 2524 wrote to memory of 2744	2524	JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.exe	34
PID 2524 wrote to memory of 2744	2524	JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.exe	34
PID 2524 wrote to memory of 2744	2524	JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.exe	34
PID 2524 wrote to memory of 2872	2524	JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.exe	36
PID 2524 wrote to memory of 2872	2524	JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.exe	36
PID 2524 wrote to memory of 2872	2524	JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.exe	36
PID 2524 wrote to memory of 2872	2524	JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.exe	36
PID 2524 wrote to memory of 2724	2524	JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.exe	38
PID 2524 wrote to memory of 2724	2524	JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.exe	38
PID 2524 wrote to memory of 2724	2524	JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.exe	38
PID 2524 wrote to memory of 2724	2524	JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.exe	38
PID 2524 wrote to memory of 2608	2524	JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.exe	41
PID 2524 wrote to memory of 2608	2524	JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.exe	41
PID 2524 wrote to memory of 2608	2524	JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.exe	41
PID 2524 wrote to memory of 2608	2524	JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.exe	41
PID 3004 wrote to memory of 2764	3004	hbkuhkpb.exe	43
PID 3004 wrote to memory of 2764	3004	hbkuhkpb.exe	43
PID 3004 wrote to memory of 2764	3004	hbkuhkpb.exe	43
PID 3004 wrote to memory of 2764	3004	hbkuhkpb.exe	43
PID 3004 wrote to memory of 2764	3004	hbkuhkpb.exe	43
PID 3004 wrote to memory of 2764	3004	hbkuhkpb.exe	43

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2524
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\daamdzi\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2480
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\hbkuhkpb.exe" C:\Windows\SysWOW64\daamdzi\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1956
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create daamdzi binPath= "C:\Windows\SysWOW64\daamdzi\hbkuhkpb.exe /d\"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2744
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description daamdzi "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2872
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start daamdzi
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2724
- 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:2608

C:\Windows\SysWOW64\daamdzi\hbkuhkpb.exe
C:\Windows\SysWOW64\daamdzi\hbkuhkpb.exe /d"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e6989d9a9bfec4432d36ac3f6ab78bbc5a26e537454dd86fef8ff870c6375dbc.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3004
- 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:2764

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\hbkuhkpb.exe

Filesize
10.8MB

MD5
9337018ef5503db3f0d212bb31da3051

SHA1
4d9503cae803b83138cc26132684088a2149f49d

SHA256
1aa824bd9afb38f2a982c7da55eb98a23046c10b8ba93a6509afa81f3bb2c6bd

SHA512
fa34e2235416ff788e3c8eb6f3ab57419717484c4badb6e6c4b843eec42d6031f5bbeaf3c0c7b446e917d6b65d0b4dd299ddf1db5fed2563cf2f17077c7528e4

Download Submit
memory/2524-1-0x00000000002D0000-0x00000000003D0000-memory.dmp

Filesize
1024KB

Download
memory/2524-3-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download
memory/2524-2-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2524-10-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2524-9-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download
memory/2764-14-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2764-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2764-11-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2764-16-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2764-18-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/3004-17-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads