tofsee | 1dcda0b7826f5de9c4b27434747be528c494099db5b2aecfc42ff2fcbd91733c

Analysis

max time kernel
144s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06-02-2025 16:04

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General

Target

2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.exe
Size

13.9MB
MD5

86f39602787e4c7d824ee282d38a27e8
SHA1

964239a52ed773ab708b14d7d426b48a1c64bbf5
SHA256

1dcda0b7826f5de9c4b27434747be528c494099db5b2aecfc42ff2fcbd91733c
SHA512

1a0537cf821169a292f099aae4c90a1629224c02c713ba6f214794d10621d2408e4fecd2202e9ae00cf7ebcc7b1986c13a90ebdafcbf08e39aacb71d5415018f
SSDEEP

24576:gEfmTNIkv/ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZV:dfotj

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\npzqdabl = "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
2588	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\npzqdabl\ImagePath = "C:\\Windows\\SysWOW64\\npzqdabl\\owlpcajj.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2272	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2968	owlpcajj.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2968 set thread context of 2272	2968	owlpcajj.exe	42

Launches sc.exe 3 IoCs

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

pid	Process
2756	sc.exe
2400	sc.exe
784	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 value enumerated	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\NetSh	netsh.exe
Key queried	\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	2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.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	owlpcajj.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	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 3016 wrote to memory of 1480	3016	2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.exe	31
PID 3016 wrote to memory of 1480	3016	2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.exe	31
PID 3016 wrote to memory of 1480	3016	2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.exe	31
PID 3016 wrote to memory of 1480	3016	2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.exe	31
PID 3016 wrote to memory of 1264	3016	2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.exe	33
PID 3016 wrote to memory of 1264	3016	2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.exe	33
PID 3016 wrote to memory of 1264	3016	2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.exe	33
PID 3016 wrote to memory of 1264	3016	2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.exe	33
PID 3016 wrote to memory of 2400	3016	2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.exe	35
PID 3016 wrote to memory of 2400	3016	2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.exe	35
PID 3016 wrote to memory of 2400	3016	2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.exe	35
PID 3016 wrote to memory of 2400	3016	2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.exe	35
PID 3016 wrote to memory of 784	3016	2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.exe	37
PID 3016 wrote to memory of 784	3016	2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.exe	37
PID 3016 wrote to memory of 784	3016	2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.exe	37
PID 3016 wrote to memory of 784	3016	2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.exe	37
PID 3016 wrote to memory of 2756	3016	2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.exe	39
PID 3016 wrote to memory of 2756	3016	2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.exe	39
PID 3016 wrote to memory of 2756	3016	2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.exe	39
PID 3016 wrote to memory of 2756	3016	2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.exe	39
PID 2968 wrote to memory of 2272	2968	owlpcajj.exe	42
PID 2968 wrote to memory of 2272	2968	owlpcajj.exe	42
PID 2968 wrote to memory of 2272	2968	owlpcajj.exe	42
PID 2968 wrote to memory of 2272	2968	owlpcajj.exe	42
PID 2968 wrote to memory of 2272	2968	owlpcajj.exe	42
PID 2968 wrote to memory of 2272	2968	owlpcajj.exe	42
PID 3016 wrote to memory of 2588	3016	2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.exe	43
PID 3016 wrote to memory of 2588	3016	2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.exe	43
PID 3016 wrote to memory of 2588	3016	2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.exe	43
PID 3016 wrote to memory of 2588	3016	2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.exe	43

C:\Users\Admin\AppData\Local\Temp\2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3016
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\npzqdabl\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1480
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\owlpcajj.exe" C:\Windows\SysWOW64\npzqdabl\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1264
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create npzqdabl binPath= "C:\Windows\SysWOW64\npzqdabl\owlpcajj.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2400
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description npzqdabl "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:784
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start npzqdabl
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2756
- 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:2588

C:\Windows\SysWOW64\npzqdabl\owlpcajj.exe
C:\Windows\SysWOW64\npzqdabl\owlpcajj.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-02-06_86f39602787e4c7d824ee282d38a27e8_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2968
- 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:2272

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\owlpcajj.exe

Filesize
13.1MB

MD5
586d2f2252f88a1bc1d0925fc949ea79

SHA1
4ce897881906efe87f31f8759d945b8725d66005

SHA256
d49ea8ac12b3ecb6e68b3b22ea266f8ccf71ac292f754c4e4fb12686379998e9

SHA512
95cbd2f649593de00d2c381ba943599703c747a84d1a27edf01da61ad20552f0534fd569ae522a1dddc5d6097192a83beea5959a1f0fd08739582e6f2a2d263c

Download Submit
memory/2272-8-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2272-11-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2272-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2272-17-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2272-18-0x0000000000080000-0x0000000000095000-memory.dmp

Filesize
84KB

Download
memory/2968-12-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/3016-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/3016-1-0x0000000000590000-0x0000000000690000-memory.dmp

Filesize
1024KB

Download
memory/3016-2-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/3016-14-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/3016-15-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/3016-16-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads