tofsee | 4de67356791f43cec40212ccad04c7d1bf0a3b74d3aa1a5b904d13fb1750ed77

Analysis

max time kernel
145s
max time network
122s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
25-01-2025 18:32

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General

Target

2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe
Size

11.5MB
MD5

301e2706dc1fd67d639f69376a24a320
SHA1

caba62563befc86a8762929a38fdd3f5c346eb48
SHA256

4de67356791f43cec40212ccad04c7d1bf0a3b74d3aa1a5b904d13fb1750ed77
SHA512

06fb8e2a90f93e6068a5d4b9620dc759783d9b6e13f119b63b00706c49b31dcbbe5c7613efedf5c522c11531a1e67970486ff017857a12657b404b18245d86c9
SSDEEP

3072:mLBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/Y:POMdRQr7OB0ypmMXnl8XEPM3noSWOC

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\rwqibqam = "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
2992	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\rwqibqam\ImagePath = "C:\\Windows\\SysWOW64\\rwqibqam\\evryposw.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
648	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2796	evryposw.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2796 set thread context of 648	2796	evryposw.exe	42

Launches sc.exe 3 IoCs

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

pid	Process
2420	sc.exe
2772	sc.exe
2860	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 queried	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key opened	\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	evryposw.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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
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	sc.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2272 wrote to memory of 1752	2272	2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe	31
PID 2272 wrote to memory of 1752	2272	2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe	31
PID 2272 wrote to memory of 1752	2272	2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe	31
PID 2272 wrote to memory of 1752	2272	2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe	31
PID 2272 wrote to memory of 2520	2272	2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe	33
PID 2272 wrote to memory of 2520	2272	2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe	33
PID 2272 wrote to memory of 2520	2272	2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe	33
PID 2272 wrote to memory of 2520	2272	2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe	33
PID 2272 wrote to memory of 2420	2272	2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe	35
PID 2272 wrote to memory of 2420	2272	2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe	35
PID 2272 wrote to memory of 2420	2272	2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe	35
PID 2272 wrote to memory of 2420	2272	2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe	35
PID 2272 wrote to memory of 2772	2272	2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe	37
PID 2272 wrote to memory of 2772	2272	2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe	37
PID 2272 wrote to memory of 2772	2272	2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe	37
PID 2272 wrote to memory of 2772	2272	2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe	37
PID 2272 wrote to memory of 2860	2272	2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe	39
PID 2272 wrote to memory of 2860	2272	2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe	39
PID 2272 wrote to memory of 2860	2272	2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe	39
PID 2272 wrote to memory of 2860	2272	2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe	39
PID 2796 wrote to memory of 648	2796	evryposw.exe	42
PID 2796 wrote to memory of 648	2796	evryposw.exe	42
PID 2796 wrote to memory of 648	2796	evryposw.exe	42
PID 2796 wrote to memory of 648	2796	evryposw.exe	42
PID 2796 wrote to memory of 648	2796	evryposw.exe	42
PID 2796 wrote to memory of 648	2796	evryposw.exe	42
PID 2272 wrote to memory of 2992	2272	2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe	43
PID 2272 wrote to memory of 2992	2272	2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe	43
PID 2272 wrote to memory of 2992	2272	2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe	43
PID 2272 wrote to memory of 2992	2272	2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe	43

C:\Users\Admin\AppData\Local\Temp\2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2272
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\rwqibqam\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1752
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\evryposw.exe" C:\Windows\SysWOW64\rwqibqam\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2520
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create rwqibqam binPath= "C:\Windows\SysWOW64\rwqibqam\evryposw.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2420
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description rwqibqam "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2772
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start rwqibqam
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2860
- 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:2992

C:\Windows\SysWOW64\rwqibqam\evryposw.exe
C:\Windows\SysWOW64\rwqibqam\evryposw.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-01-25_301e2706dc1fd67d639f69376a24a320_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2796
- 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:648

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\evryposw.exe

Filesize
13.9MB

MD5
b1cc52800b287f11c31aa114ccf38514

SHA1
32821d2a1cdc778cbde3c8731dc129e3ebeb6da8

SHA256
3f6faa58423968058b1a7bb893239a405093bfde513895cb44ffd661d8b512c2

SHA512
056d62d7067191d1ed7c39527c763372b2f110bf5dedb9cfab7536cac6ae4b216df7f71338bdd94e10ced621179dc29955b31ea2d36bac1f0eb4981470a4cafb

Download Submit
memory/648-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/648-8-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/648-11-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/648-17-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/648-18-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2272-1-0x0000000000250000-0x0000000000350000-memory.dmp

Filesize
1024KB

Download
memory/2272-3-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2272-2-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2272-16-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2272-15-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2796-13-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads