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
    145s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    30/03/2025, 09:11

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General

  • Target

    2025-03-30_13355c74d629d664e92b0e27571d1346_amadey_rhadamanthys_smoke-loader.exe

  • Size

    10.2MB

  • MD5

    13355c74d629d664e92b0e27571d1346

  • SHA1

    e3735ba4bf141c554d60990b0706c186cab2e05a

  • SHA256

    6d44792575295dad386ca0d6e3180d075991a608589bc40c0389eb3a2c4c05f6

  • SHA512

    20acdcb8026532b1d163731cce52c7b5d484bc7395c9188d93cdcb0d71aa78e7e61d2e773922fab7937cae29a343de708c2d24173c3b7b086845d52880c94559

  • SSDEEP

    3072:0BN4rEN16Mt1D9C2aBfRnL3I2xdQS7mVKHbw5uA27C9mv3epNGMZIv64j3w/0nMS:MG+lQfRnL3377QK7s2W9mv7kKrynS

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_13355c74d629d664e92b0e27571d1346_amadey_rhadamanthys_smoke-loader.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-03-30_13355c74d629d664e92b0e27571d1346_amadey_rhadamanthys_smoke-loader.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2644
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\vyvjziku\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2788
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\supvobl.exe" C:\Windows\SysWOW64\vyvjziku\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2804
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" create vyvjziku binPath= "C:\Windows\SysWOW64\vyvjziku\supvobl.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-03-30_13355c74d629d664e92b0e27571d1346_amadey_rhadamanthys_smoke-loader.exe\"" type= own start= auto DisplayName= "wifi support"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:1604
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" description vyvjziku "wifi internet conection"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2204
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" start vyvjziku
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2592
    • 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:2572
  • C:\Windows\SysWOW64\vyvjziku\supvobl.exe
    C:\Windows\SysWOW64\vyvjziku\supvobl.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-03-30_13355c74d629d664e92b0e27571d1346_amadey_rhadamanthys_smoke-loader.exe"
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2552
    • 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:348

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

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Downloads

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

    11.2MB

    MD5

    0e371dafb4d1aed1a0a5946f9b2ba125

    SHA1

    928ef88fa06f8675ad7835704c1a47b810a3e6c5

    SHA256

    bb2f8689356b899ace63fd1053e4ad224e91a59dbe2dd5d2c6e6f098900f4355

    SHA512

    4eee9f50be7c4895ab1bcebd816730d988b6d25ef27a5e40c0718209b00e6bca40a64f96799ceec3774054792442173b406954880bc91b058c27fbd2ab50ae1c

    Download Submit

  • memory/348-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

    Download

  • memory/348-11-0x0000000000080000-0x0000000000095000-memory.dmp

    Filesize

    84KB

    Download

  • memory/348-14-0x0000000000080000-0x0000000000095000-memory.dmp

    Filesize

    84KB

    Download

  • memory/348-16-0x0000000000080000-0x0000000000095000-memory.dmp

    Filesize

    84KB

    Download

  • memory/348-18-0x0000000000080000-0x0000000000095000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2552-17-0x0000000000400000-0x0000000000959000-memory.dmp

    Filesize

    5.3MB

    Download

  • memory/2644-2-0x00000000003A0000-0x00000000003B3000-memory.dmp

    Filesize

    76KB

    Download

  • memory/2644-3-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2644-8-0x00000000003A0000-0x00000000003B3000-memory.dmp

    Filesize

    76KB

    Download

  • memory/2644-7-0x0000000000400000-0x0000000000959000-memory.dmp

    Filesize

    5.3MB

    Download

  • memory/2644-9-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2644-1-0x0000000000230000-0x0000000000330000-memory.dmp

    Filesize

    1024KB

    Download