tofsee | 682697c64ebaba27ea6cb073f31fcd71a75f12e466b445124e7b3ef79abdd3e9

Analysis

max time kernel
144s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30/01/2025, 22:48

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General

Target

2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe
Size

13.2MB
MD5

23a30960ef2bceeb34f879d68c404b63
SHA1

0ef65c7c1f7921ef5a1fe8abf962ea4819d1385f
SHA256

682697c64ebaba27ea6cb073f31fcd71a75f12e466b445124e7b3ef79abdd3e9
SHA512

ec99f656b16362d2d105015de16158d740cd79f7a4afd4d9d45d3c83081dadcb22ecd2c2f027f11bba4ea15e24b6d13623587edd0d53fef3fe6b22894cd9a6d4
SSDEEP

3072:JLBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/n:MOMdRQr7OB0ypmMXnl8XEPM3noSWOCi

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\qycrgfjp = "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
2756	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\qycrgfjp\ImagePath = "C:\\Windows\\SysWOW64\\qycrgfjp\\nqwqfqbh.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2972	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2880	nqwqfqbh.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2880 set thread context of 2972	2880	nqwqfqbh.exe	43

Launches sc.exe 3 IoCs

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

pid	Process
2904	sc.exe
2448	sc.exe
2808	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	2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nqwqfqbh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2056 wrote to memory of 2120	2056	2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe	30
PID 2056 wrote to memory of 2120	2056	2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe	30
PID 2056 wrote to memory of 2120	2056	2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe	30
PID 2056 wrote to memory of 2120	2056	2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe	30
PID 2056 wrote to memory of 2388	2056	2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe	32
PID 2056 wrote to memory of 2388	2056	2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe	32
PID 2056 wrote to memory of 2388	2056	2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe	32
PID 2056 wrote to memory of 2388	2056	2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe	32
PID 2056 wrote to memory of 2904	2056	2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe	34
PID 2056 wrote to memory of 2904	2056	2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe	34
PID 2056 wrote to memory of 2904	2056	2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe	34
PID 2056 wrote to memory of 2904	2056	2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe	34
PID 2056 wrote to memory of 2448	2056	2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe	36
PID 2056 wrote to memory of 2448	2056	2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe	36
PID 2056 wrote to memory of 2448	2056	2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe	36
PID 2056 wrote to memory of 2448	2056	2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe	36
PID 2056 wrote to memory of 2808	2056	2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe	38
PID 2056 wrote to memory of 2808	2056	2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe	38
PID 2056 wrote to memory of 2808	2056	2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe	38
PID 2056 wrote to memory of 2808	2056	2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe	38
PID 2056 wrote to memory of 2756	2056	2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe	41
PID 2056 wrote to memory of 2756	2056	2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe	41
PID 2056 wrote to memory of 2756	2056	2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe	41
PID 2056 wrote to memory of 2756	2056	2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe	41
PID 2880 wrote to memory of 2972	2880	nqwqfqbh.exe	43
PID 2880 wrote to memory of 2972	2880	nqwqfqbh.exe	43
PID 2880 wrote to memory of 2972	2880	nqwqfqbh.exe	43
PID 2880 wrote to memory of 2972	2880	nqwqfqbh.exe	43
PID 2880 wrote to memory of 2972	2880	nqwqfqbh.exe	43
PID 2880 wrote to memory of 2972	2880	nqwqfqbh.exe	43

C:\Users\Admin\AppData\Local\Temp\2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2056
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\qycrgfjp\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2120
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\nqwqfqbh.exe" C:\Windows\SysWOW64\qycrgfjp\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2388
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create qycrgfjp binPath= "C:\Windows\SysWOW64\qycrgfjp\nqwqfqbh.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2904
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description qycrgfjp "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2448
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start qycrgfjp
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2808
- 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:2756

C:\Windows\SysWOW64\qycrgfjp\nqwqfqbh.exe
C:\Windows\SysWOW64\qycrgfjp\nqwqfqbh.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-01-30_23a30960ef2bceeb34f879d68c404b63_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2880
- 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:2972

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\nqwqfqbh.exe

Filesize
14.0MB

MD5
827f94b70d189091bc637bb44ae1431c

SHA1
65c083a55d5c299dc8ac16a29251920170a296e5

SHA256
8bf446c9759ea6b4e073cbed3614a6c0228570c32a8acb8e1a6223d20d2d7bbf

SHA512
e81a2c42271a619dbcdc8ecb10b53fe81ca4273f0603116a82d66ad8c673e60711e2919237862be93cd63d2b84c23543d5c83687ffeac24cb352bfa6e726848e

Download Submit
memory/2056-7-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2056-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2056-2-0x00000000002B0000-0x00000000002C3000-memory.dmp

Filesize
76KB

Download
memory/2056-9-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2056-8-0x00000000002B0000-0x00000000002C3000-memory.dmp

Filesize
76KB

Download
memory/2056-1-0x00000000004D0000-0x00000000005D0000-memory.dmp

Filesize
1024KB

Download
memory/2880-17-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2972-14-0x00000000000D0000-0x00000000000E5000-memory.dmp

Filesize
84KB

Download
memory/2972-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2972-11-0x00000000000D0000-0x00000000000E5000-memory.dmp

Filesize
84KB

Download
memory/2972-16-0x00000000000D0000-0x00000000000E5000-memory.dmp

Filesize
84KB

Download
memory/2972-18-0x00000000000D0000-0x00000000000E5000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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