tofsee | d01706c959bbe925d5a8b507e67ca919922051d63d34ded5a439cca910c1c4b2

Analysis

max time kernel
144s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
02-02-2025 20:07

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General

Target

2025-02-02_1168253c9e20a913dd3635106b8691ab_mafia.exe
Size

12.3MB
MD5

1168253c9e20a913dd3635106b8691ab
SHA1

e4cc3707be34a2f3aed2e2765b2d12440336f704
SHA256

d01706c959bbe925d5a8b507e67ca919922051d63d34ded5a439cca910c1c4b2
SHA512

36ed6357349ce09067c1011645be1e6a034d5c43b791ccf45f5acfa66527796a79e97b357ca7e23858830a6c6407318fef3590bc6a394aeea78742afcbe816f6
SSDEEP

3072:lLBgXOXcdW8tar7vGdq8c7YMl2b8anmMXnb58XuDP9het3Zv1oSW1za2E+w5C2/Y:IOMdRQr7OB0ypmMXnl8XEPM3noSWOC

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\mhvontjl = "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
2564	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\mhvontjl\ImagePath = "C:\\Windows\\SysWOW64\\mhvontjl\\qztyqpkg.exe"	svchost.exe

Deletes itself 1 IoCs

pid	Process
2152	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2548	qztyqpkg.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2548 set thread context of 2152	2548	qztyqpkg.exe	43

Launches sc.exe 3 IoCs

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

pid	Process
1584	sc.exe
2896	sc.exe
2712	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	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	2025-02-02_1168253c9e20a913dd3635106b8691ab_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	qztyqpkg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2084 wrote to memory of 2776	2084	2025-02-02_1168253c9e20a913dd3635106b8691ab_mafia.exe	30
PID 2084 wrote to memory of 2776	2084	2025-02-02_1168253c9e20a913dd3635106b8691ab_mafia.exe	30
PID 2084 wrote to memory of 2776	2084	2025-02-02_1168253c9e20a913dd3635106b8691ab_mafia.exe	30
PID 2084 wrote to memory of 2776	2084	2025-02-02_1168253c9e20a913dd3635106b8691ab_mafia.exe	30
PID 2084 wrote to memory of 2704	2084	2025-02-02_1168253c9e20a913dd3635106b8691ab_mafia.exe	32
PID 2084 wrote to memory of 2704	2084	2025-02-02_1168253c9e20a913dd3635106b8691ab_mafia.exe	32
PID 2084 wrote to memory of 2704	2084	2025-02-02_1168253c9e20a913dd3635106b8691ab_mafia.exe	32
PID 2084 wrote to memory of 2704	2084	2025-02-02_1168253c9e20a913dd3635106b8691ab_mafia.exe	32
PID 2084 wrote to memory of 1584	2084	2025-02-02_1168253c9e20a913dd3635106b8691ab_mafia.exe	34
PID 2084 wrote to memory of 1584	2084	2025-02-02_1168253c9e20a913dd3635106b8691ab_mafia.exe	34
PID 2084 wrote to memory of 1584	2084	2025-02-02_1168253c9e20a913dd3635106b8691ab_mafia.exe	34
PID 2084 wrote to memory of 1584	2084	2025-02-02_1168253c9e20a913dd3635106b8691ab_mafia.exe	34
PID 2084 wrote to memory of 2896	2084	2025-02-02_1168253c9e20a913dd3635106b8691ab_mafia.exe	36
PID 2084 wrote to memory of 2896	2084	2025-02-02_1168253c9e20a913dd3635106b8691ab_mafia.exe	36
PID 2084 wrote to memory of 2896	2084	2025-02-02_1168253c9e20a913dd3635106b8691ab_mafia.exe	36
PID 2084 wrote to memory of 2896	2084	2025-02-02_1168253c9e20a913dd3635106b8691ab_mafia.exe	36
PID 2084 wrote to memory of 2712	2084	2025-02-02_1168253c9e20a913dd3635106b8691ab_mafia.exe	38
PID 2084 wrote to memory of 2712	2084	2025-02-02_1168253c9e20a913dd3635106b8691ab_mafia.exe	38
PID 2084 wrote to memory of 2712	2084	2025-02-02_1168253c9e20a913dd3635106b8691ab_mafia.exe	38
PID 2084 wrote to memory of 2712	2084	2025-02-02_1168253c9e20a913dd3635106b8691ab_mafia.exe	38
PID 2084 wrote to memory of 2564	2084	2025-02-02_1168253c9e20a913dd3635106b8691ab_mafia.exe	41
PID 2084 wrote to memory of 2564	2084	2025-02-02_1168253c9e20a913dd3635106b8691ab_mafia.exe	41
PID 2084 wrote to memory of 2564	2084	2025-02-02_1168253c9e20a913dd3635106b8691ab_mafia.exe	41
PID 2084 wrote to memory of 2564	2084	2025-02-02_1168253c9e20a913dd3635106b8691ab_mafia.exe	41
PID 2548 wrote to memory of 2152	2548	qztyqpkg.exe	43
PID 2548 wrote to memory of 2152	2548	qztyqpkg.exe	43
PID 2548 wrote to memory of 2152	2548	qztyqpkg.exe	43
PID 2548 wrote to memory of 2152	2548	qztyqpkg.exe	43
PID 2548 wrote to memory of 2152	2548	qztyqpkg.exe	43
PID 2548 wrote to memory of 2152	2548	qztyqpkg.exe	43

C:\Users\Admin\AppData\Local\Temp\2025-02-02_1168253c9e20a913dd3635106b8691ab_mafia.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-02_1168253c9e20a913dd3635106b8691ab_mafia.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2084
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\mhvontjl\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2776
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\qztyqpkg.exe" C:\Windows\SysWOW64\mhvontjl\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2704
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create mhvontjl binPath= "C:\Windows\SysWOW64\mhvontjl\qztyqpkg.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-02-02_1168253c9e20a913dd3635106b8691ab_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:1584
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description mhvontjl "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2896
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start mhvontjl
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2712
- 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:2564

C:\Windows\SysWOW64\mhvontjl\qztyqpkg.exe
C:\Windows\SysWOW64\mhvontjl\qztyqpkg.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-02-02_1168253c9e20a913dd3635106b8691ab_mafia.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2548
- 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:2152

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\qztyqpkg.exe

Filesize
10.2MB

MD5
7e7356841fc7e58972dd46667873a69b

SHA1
1a12a45661e09355bc954b0ad1f621e32772e12c

SHA256
b4d822acfd17c535ca0b2e5659215927bbc1cb9ed4a6557e4df64886846c0d3e

SHA512
edcf9f432e8ca223b4a7890731f752bbbe476015a3c0125014b3bc697add5cdd663cca76c909d0430d6d32e6339a5e8d9796b537714cae92cd3409f9b3838c88

Download Submit
memory/2084-7-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/2084-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2084-2-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2084-9-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2084-8-0x0000000000020000-0x0000000000033000-memory.dmp

Filesize
76KB

Download
memory/2084-1-0x0000000000530000-0x0000000000630000-memory.dmp

Filesize
1024KB

Download
memory/2152-11-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2152-16-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2152-14-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2152-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2152-18-0x00000000000C0000-0x00000000000D5000-memory.dmp

Filesize
84KB

Download
memory/2548-17-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads