tofsee | fa934669d49ba9f600ff6b424b2b52f5c6db653a8f5044e003939630ec21edaf

Analysis

max time kernel
144s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-01-2025 22:02

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General

Target

2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_mafia.exe
Size

14.9MB
MD5

01ce0b7b263a7b88ed3337ec93dfbcda
SHA1

a2a8a7c25f8b7f07da55ef908564ed915f106e20
SHA256

fa934669d49ba9f600ff6b424b2b52f5c6db653a8f5044e003939630ec21edaf
SHA512

ce6130a1eb3e216ea52a0b5138e4cf616e97de0f498e60ee61880894c358f68dd304bde9fb7d6a9211b0be34c9fc5bfe9005726cda988bd59f9fbcad4d3653e8
SSDEEP

3072:LLBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/v:yOMdRQr7OB0ypmMXnl8XEPM3noSWOCu

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\qugmmajh = "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
2636	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\qugmmajh\ImagePath = "C:\\Windows\\SysWOW64\\qugmmajh\\xxyjefdl.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2916	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2820	xxyjefdl.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2820 set thread context of 2916	2820	xxyjefdl.exe	41

Launches sc.exe 3 IoCs

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

pid	Process
2244	sc.exe
2848	sc.exe
2812	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	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	xxyjefdl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 1644 wrote to memory of 2492	1644	2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_mafia.exe	30
PID 1644 wrote to memory of 2492	1644	2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_mafia.exe	30
PID 1644 wrote to memory of 2492	1644	2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_mafia.exe	30
PID 1644 wrote to memory of 2492	1644	2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_mafia.exe	30
PID 1644 wrote to memory of 1788	1644	2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_mafia.exe	32
PID 1644 wrote to memory of 1788	1644	2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_mafia.exe	32
PID 1644 wrote to memory of 1788	1644	2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_mafia.exe	32
PID 1644 wrote to memory of 1788	1644	2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_mafia.exe	32
PID 1644 wrote to memory of 2244	1644	2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_mafia.exe	34
PID 1644 wrote to memory of 2244	1644	2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_mafia.exe	34
PID 1644 wrote to memory of 2244	1644	2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_mafia.exe	34
PID 1644 wrote to memory of 2244	1644	2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_mafia.exe	34
PID 1644 wrote to memory of 2848	1644	2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_mafia.exe	36
PID 1644 wrote to memory of 2848	1644	2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_mafia.exe	36
PID 1644 wrote to memory of 2848	1644	2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_mafia.exe	36
PID 1644 wrote to memory of 2848	1644	2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_mafia.exe	36
PID 1644 wrote to memory of 2812	1644	2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_mafia.exe	38
PID 1644 wrote to memory of 2812	1644	2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_mafia.exe	38
PID 1644 wrote to memory of 2812	1644	2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_mafia.exe	38
PID 1644 wrote to memory of 2812	1644	2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_mafia.exe	38
PID 2820 wrote to memory of 2916	2820	xxyjefdl.exe	41
PID 2820 wrote to memory of 2916	2820	xxyjefdl.exe	41
PID 2820 wrote to memory of 2916	2820	xxyjefdl.exe	41
PID 2820 wrote to memory of 2916	2820	xxyjefdl.exe	41
PID 2820 wrote to memory of 2916	2820	xxyjefdl.exe	41
PID 2820 wrote to memory of 2916	2820	xxyjefdl.exe	41
PID 1644 wrote to memory of 2636	1644	2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_mafia.exe	42
PID 1644 wrote to memory of 2636	1644	2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_mafia.exe	42
PID 1644 wrote to memory of 2636	1644	2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_mafia.exe	42
PID 1644 wrote to memory of 2636	1644	2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_mafia.exe	42

C:\Users\Admin\AppData\Local\Temp\2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1644
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\qugmmajh\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2492
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\xxyjefdl.exe" C:\Windows\SysWOW64\qugmmajh\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1788
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create qugmmajh binPath= "C:\Windows\SysWOW64\qugmmajh\xxyjefdl.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2244
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description qugmmajh "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2848
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start qugmmajh
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2812
- 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:2636

C:\Windows\SysWOW64\qugmmajh\xxyjefdl.exe
C:\Windows\SysWOW64\qugmmajh\xxyjefdl.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-01-30_01ce0b7b263a7b88ed3337ec93dfbcda_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2820
- 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:2916

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\xxyjefdl.exe

Filesize
10.8MB

MD5
6b613622637e939ab943b2aa4cab79b7

SHA1
16b67a87286358ca833faf94130c749b2e6aae7e

SHA256
b93fb0689b5b211a0f02dc44f1fa3a9da0e4047b8f72ddcd753d5bcf41f70479

SHA512
6f16d17512d65c41e095c87e19c1e81b724c40045649323454cd218355bb1d52c611805d439ce9d0e0ab1dc24d6e668818f2b01b5f83cf86d41cb645d31f2f9f

Download Submit
memory/1644-15-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/1644-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1644-1-0x0000000000230000-0x0000000000330000-memory.dmp

Filesize
1024KB

Download
memory/1644-16-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1644-2-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/1644-14-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2820-12-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2916-11-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2916-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2916-8-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2916-17-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2916-18-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads