Overview

overview

10

Static

static

3

2025-03-30...er.exe

windows7-x64

10

2025-03-30...er.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    30/03/2025, 09:18

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    2025-03-30_f454f7c0a605f86be6e8f64209e524f1_amadey_rhadamanthys_smoke-loader.exe

  • Size

    12.0MB

  • MD5

    f454f7c0a605f86be6e8f64209e524f1

  • SHA1

    8132eae9d596f0b129e49aba25c410f7eae9ddf9

  • SHA256

    429b30741181c0d2881d7c7f59f2c305e5990a88a8717187108947a5b6fb3b31

  • SHA512

    659372e44e00dd80eda1795a04e773268290bc7f18576d53771e387c2938ea111d12d75f6c45332bf8a3bb3170eb984c1189c6b062eb527b74632051a8dd3796

  • SSDEEP

    3072:klgdKdi5eju5BBJeLjP9SCn2pm0NiHbNsNmBnA/4c:klgdB5eju5QSK2pYRrA/4c

Score
10/10
tofseedefense_evasiondiscoveryexecutionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Signatures

  • Tofsee

    Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    trojantofsee
  • Tofsee family
    tofsee
  • Windows security bypass 2 TTPs 1 IoCs
    defense_evasiontrojan
  • Creates new service(s) 2 TTPs
    persistenceexecution
  • Modifies Windows Firewall 2 TTPs 1 IoCs
    defense_evasion
  • Sets service image path in registry 2 TTPs 1 IoCs
    persistence
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Launches sc.exe 3 IoCs

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

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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.

    persistenceprivilege_escalation
  • 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
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-03-30_f454f7c0a605f86be6e8f64209e524f1_amadey_rhadamanthys_smoke-loader.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-03-30_f454f7c0a605f86be6e8f64209e524f1_amadey_rhadamanthys_smoke-loader.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2508
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\waxxzzcq\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3064
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\yyzkfgem.exe" C:\Windows\SysWOW64\waxxzzcq\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2532
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" create waxxzzcq binPath= "C:\Windows\SysWOW64\waxxzzcq\yyzkfgem.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-03-30_f454f7c0a605f86be6e8f64209e524f1_amadey_rhadamanthys_smoke-loader.exe\"" type= own start= auto DisplayName= "wifi support"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:784
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" description waxxzzcq "wifi internet conection"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2476
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" start waxxzzcq
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:3048
    • 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:2912
  • C:\Windows\SysWOW64\waxxzzcq\yyzkfgem.exe
    C:\Windows\SysWOW64\waxxzzcq\yyzkfgem.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-03-30_f454f7c0a605f86be6e8f64209e524f1_amadey_rhadamanthys_smoke-loader.exe"
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2816
    • 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:2872

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

System Services

1
T1569

Service Execution

1
T1569.002

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Impair Defenses

2
T1562

Disable or Modify System Firewall

1
T1562.004

Disable or Modify Tools

1
T1562.001

Modify Registry

2
T1112

Credential Access

Discovery

System Information Discovery

1
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\yyzkfgem.exe
    Filesize

    10.6MB

    MD5

    eab505484673d80fd7ba60237b37a158

    SHA1

    f46abcb30355e903be7963093342d3accae83959

    SHA256

    9044f3d5f9b63bdeaf727960805b13eb456c25a74299a2758c6f04ae60daafc1

    SHA512

    9fb9a976b6171c1ea690c5196dfb479144d21255698a7cf0918dad832ca283cc112c4928aa9b8a03e437dfd355aeb436db2e10babfd3a3fb292a5b3c750efdfd

    Download Submit

  • memory/2508-7-0x0000000000400000-0x0000000004A98000-memory.dmp

    Filesize

    70.6MB

    Download

  • memory/2508-3-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2508-2-0x0000000000020000-0x0000000000033000-memory.dmp

    Filesize

    76KB

    Download

  • memory/2508-9-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2508-8-0x0000000000020000-0x0000000000033000-memory.dmp

    Filesize

    76KB

    Download

  • memory/2508-1-0x0000000000290000-0x0000000000390000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/2816-17-0x0000000000400000-0x0000000004A98000-memory.dmp

    Filesize

    70.6MB

    Download

  • memory/2872-11-0x0000000000110000-0x0000000000125000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2872-16-0x0000000000110000-0x0000000000125000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2872-14-0x0000000000110000-0x0000000000125000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2872-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2872-18-0x0000000000110000-0x0000000000125000-memory.dmp

    Filesize

    84KB

    Download