tofsee | a60f03d551fd71fc52fc8bd2483a6c6f20bb7ab187958c1983c1a946edb2c478

Analysis

max time kernel
144s
max time network
118s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
28-01-2025 15:44

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General

Target

2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.exe
Size

14.5MB
MD5

88f01df779e44b11a5c92de6ab31f26a
SHA1

d1b06f61901b428b6ad5e8c78cf348722e88daf6
SHA256

a60f03d551fd71fc52fc8bd2483a6c6f20bb7ab187958c1983c1a946edb2c478
SHA512

c2555bf098dbfb72173093361eea38cbf0893bbf2d82292ef52d796c5b9e991af9c473c67a291489862a0789ec1de95e588ae5ffaf6a748513293b0725bf832b
SSDEEP

24576:eEfmTNIkv/ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ+:3fotQ

Score

10^/10

tofsee defense_evasion discovery execution persistence privilege_escalation trojan

Malware Config

Extracted

Family

tofsee

43.231.4.7

lazystax.ru

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

defense_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\jqdsqwzh = "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

defense_evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
2712	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\jqdsqwzh\ImagePath = "C:\\Windows\\SysWOW64\\jqdsqwzh\\oxrwonie.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2248	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2940	oxrwonie.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2940 set thread context of 2248	2940	oxrwonie.exe	41

Launches sc.exe 3 IoCs

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

pid	Process
2944	sc.exe
2828	sc.exe
2904	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	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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.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	oxrwonie.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2616 wrote to memory of 2380	2616	2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.exe	30
PID 2616 wrote to memory of 2380	2616	2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.exe	30
PID 2616 wrote to memory of 2380	2616	2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.exe	30
PID 2616 wrote to memory of 2380	2616	2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.exe	30
PID 2616 wrote to memory of 1332	2616	2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.exe	32
PID 2616 wrote to memory of 1332	2616	2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.exe	32
PID 2616 wrote to memory of 1332	2616	2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.exe	32
PID 2616 wrote to memory of 1332	2616	2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.exe	32
PID 2616 wrote to memory of 2944	2616	2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.exe	34
PID 2616 wrote to memory of 2944	2616	2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.exe	34
PID 2616 wrote to memory of 2944	2616	2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.exe	34
PID 2616 wrote to memory of 2944	2616	2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.exe	34
PID 2616 wrote to memory of 2828	2616	2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.exe	36
PID 2616 wrote to memory of 2828	2616	2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.exe	36
PID 2616 wrote to memory of 2828	2616	2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.exe	36
PID 2616 wrote to memory of 2828	2616	2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.exe	36
PID 2616 wrote to memory of 2904	2616	2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.exe	38
PID 2616 wrote to memory of 2904	2616	2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.exe	38
PID 2616 wrote to memory of 2904	2616	2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.exe	38
PID 2616 wrote to memory of 2904	2616	2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.exe	38
PID 2940 wrote to memory of 2248	2940	oxrwonie.exe	41
PID 2940 wrote to memory of 2248	2940	oxrwonie.exe	41
PID 2940 wrote to memory of 2248	2940	oxrwonie.exe	41
PID 2940 wrote to memory of 2248	2940	oxrwonie.exe	41
PID 2940 wrote to memory of 2248	2940	oxrwonie.exe	41
PID 2940 wrote to memory of 2248	2940	oxrwonie.exe	41
PID 2616 wrote to memory of 2712	2616	2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.exe	42
PID 2616 wrote to memory of 2712	2616	2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.exe	42
PID 2616 wrote to memory of 2712	2616	2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.exe	42
PID 2616 wrote to memory of 2712	2616	2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.exe	42

C:\Users\Admin\AppData\Local\Temp\2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2616
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\jqdsqwzh\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2380
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\oxrwonie.exe" C:\Windows\SysWOW64\jqdsqwzh\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1332
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create jqdsqwzh binPath= "C:\Windows\SysWOW64\jqdsqwzh\oxrwonie.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2944
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description jqdsqwzh "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2828
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start jqdsqwzh
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2904
- 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:2712

C:\Windows\SysWOW64\jqdsqwzh\oxrwonie.exe
C:\Windows\SysWOW64\jqdsqwzh\oxrwonie.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-01-28_88f01df779e44b11a5c92de6ab31f26a_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2940
- 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:2248

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\oxrwonie.exe

Filesize
10.8MB

MD5
7e1897e117639c9e15d273ffe776c379

SHA1
457e81191ae6e8d66404c81d5666af9a21451e33

SHA256
c5ec330b2477256a67b663b31346bdf78bf92bffc993d684fb917882c6a950ae

SHA512
b99d7d5d013e2131f716e0c3409cf4387bc5e84de22d3b643581109b22332b55208eb7b87962ca8ceb8be746819175e166882410e8d6340820ea05a760239d4b

Download Submit
memory/2248-11-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2248-8-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2248-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2248-17-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2248-18-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2616-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2616-2-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2616-14-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2616-15-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2616-13-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2616-1-0x00000000004F0000-0x00000000005F0000-memory.dmp

Filesize
1024KB

Download
memory/2940-16-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads