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Overview

overview

10

Static

static

3

2025-01-25...ia.exe

windows7-x64

10

2025-01-25...ia.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    144s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25/01/2025, 19:07

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General

  • Target

    2025-01-25_fe2a6350634d4ec53d6940cabcdb6c70_mafia.exe

  • Size

    11.7MB

  • MD5

    fe2a6350634d4ec53d6940cabcdb6c70

  • SHA1

    c5ca60481439fdcf3c189173861246fc3df51c2e

  • SHA256

    95a6da773a66bee3c82e02f1823fbf567bda773845b7f8a22fec24574c36d08f

  • SHA512

    7e5415bb6a9025394bd35fdab07cfd0eb7e88815263c1c7b4fe0cea621235444d0c3dc19090d00a8da8fdf1642e84a392b6d1e73efcb4006ced82d6dc361a171

  • SSDEEP

    24576:06WdLQkyQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQ/:ZWdLQk

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\2025-01-25_fe2a6350634d4ec53d6940cabcdb6c70_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-01-25_fe2a6350634d4ec53d6940cabcdb6c70_mafia.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2736
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\dtslcxvw\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2140
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\xkwtmzeo.exe" C:\Windows\SysWOW64\dtslcxvw\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2636
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" create dtslcxvw binPath= "C:\Windows\SysWOW64\dtslcxvw\xkwtmzeo.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-01-25_fe2a6350634d4ec53d6940cabcdb6c70_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2892
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" description dtslcxvw "wifi internet conection"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2728
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" start dtslcxvw
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2444
    • 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:2472
  • C:\Windows\SysWOW64\dtslcxvw\xkwtmzeo.exe
    C:\Windows\SysWOW64\dtslcxvw\xkwtmzeo.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-01-25_fe2a6350634d4ec53d6940cabcdb6c70_mafia.exe"
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2744
    • 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:2480

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

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Downloads

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

    13.6MB

    MD5

    3dc60577ad60785dd79acc72d972f72a

    SHA1

    324048de68449743a504b88ce874db534ce47a25

    SHA256

    b94cecf3a0eb4085f6b62a6136ee6e0c444753e6ee0b0080bcec725eb6f7f7b2

    SHA512

    cd5c6809d007ccb184bde2d7b4afa58c2b948623cf64048310670000890c127e3d11e35bab9a116e80f7e33f262315159f0ed0434dd1a93e5d013049c61d135a

    Download Submit

  • memory/2480-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2480-11-0x00000000000C0000-0x00000000000D5000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2480-14-0x00000000000C0000-0x00000000000D5000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2480-17-0x00000000000C0000-0x00000000000D5000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2480-18-0x00000000000C0000-0x00000000000D5000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2736-3-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2736-1-0x00000000005F0000-0x00000000006F0000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/2736-9-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2736-8-0x0000000000020000-0x0000000000033000-memory.dmp

    Filesize

    76KB

    Download

  • memory/2736-7-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

    Download

  • memory/2736-2-0x0000000000020000-0x0000000000033000-memory.dmp

    Filesize

    76KB

    Download

  • memory/2744-16-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

    Download