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Overview

overview

10

Static

static

3

2025-01-19...ia.exe

windows7-x64

10

2025-01-19...ia.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    146s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19/01/2025, 20:24

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General

  • Target

    2025-01-19_b02add27ccd94eec5f3bbb0b695a5d57_mafia.exe

  • Size

    13.2MB

  • MD5

    b02add27ccd94eec5f3bbb0b695a5d57

  • SHA1

    e5c33b3bd8c65dec6591a5957f24722ee83d76c1

  • SHA256

    0a6699f77db01913025c624843d40f6dc9904d75970a35fa7d8ff9a9d6dfdf99

  • SHA512

    82cecf03904f6acc6046180cb299e2abf8c645c1c990b3f799c3f2503d9b72e42e84e153c1b708ea30695e6d34a6cd031edf87b2a160cfef890ed39fdcb9edfc

  • SSDEEP

    24576:46WdLQkyQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQ3:FWdLQk

Score
10/10
tofseediscoveryevasionexecutionpersistenceprivilege_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
    evasiontrojan
  • Creates new service(s) 2 TTPs
    persistenceexecution
  • Modifies Windows Firewall 2 TTPs 1 IoCs
    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\2025-01-19_b02add27ccd94eec5f3bbb0b695a5d57_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-01-19_b02add27ccd94eec5f3bbb0b695a5d57_mafia.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:840
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\fdykgbba\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2412
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\gbfxnyay.exe" C:\Windows\SysWOW64\fdykgbba\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1840
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" create fdykgbba binPath= "C:\Windows\SysWOW64\fdykgbba\gbfxnyay.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-01-19_b02add27ccd94eec5f3bbb0b695a5d57_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2372
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" description fdykgbba "wifi internet conection"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2752
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" start fdykgbba
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2824
    • 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:2640
  • C:\Windows\SysWOW64\fdykgbba\gbfxnyay.exe
    C:\Windows\SysWOW64\fdykgbba\gbfxnyay.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-01-19_b02add27ccd94eec5f3bbb0b695a5d57_mafia.exe"
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2760
    • 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:2740

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\gbfxnyay.exe
    Filesize

    14.1MB

    MD5

    3cf8d94a17eacadd0705c32196569f9d

    SHA1

    294e0e2150e478cf2621b58b907e89af3464a432

    SHA256

    bfa151ede108988e98cbb26dafa60e949fdafe780d701a7cf82eed491469598e

    SHA512

    62791348fadfdba681ad4ff2ae2eb1a5d4b11d6df25c335ade398855022119abaed3f00fe8697f9c5b54f15d0cc7dfd229fb35c409e54cd8252a0df371ab9c3b

    Download Submit

  • memory/840-15-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

    Download

  • memory/840-2-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

    Download

  • memory/840-3-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

    Download

  • memory/840-14-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

    Download

  • memory/840-1-0x0000000000620000-0x0000000000720000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/840-16-0x0000000000620000-0x0000000000720000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/2740-11-0x00000000000D0000-0x00000000000E5000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2740-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2740-8-0x00000000000D0000-0x00000000000E5000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2740-17-0x00000000000D0000-0x00000000000E5000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2740-18-0x00000000000D0000-0x00000000000E5000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2760-12-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

    Download