Overview

overview

10

Static

static

3

2024-09-03...ia.exe

windows7-x64

10

2024-09-03...ia.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    143s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03-09-2024 11:04

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General

  • Target

    2024-09-03_c3f72bad2615b1edf087c4127b22e474_mafia.exe

  • Size

    12.4MB

  • MD5

    c3f72bad2615b1edf087c4127b22e474

  • SHA1

    27dcaad1b3860f3a972493397842fb6cf9eff190

  • SHA256

    3a0c68d2618cba30b54820dd43efae83e393c81c52a84fb1c4a744e7f82120ec

  • SHA512

    72e1f9191b874d6e2ef3d36443ea94ae8219c0a9e3dbc364276f62aaf3b3f562f5a2444226be42dae3dab7f9dfa1621e091e7405bec013964bbc7d8eb4d0ce73

  • SSDEEP

    6144:n+rWO2zeSPDjMXMH7Ll4aFpWVqIwUAP97GEwHrG2+e1x2:n+r1IeSXMXc7LlxWV4Ug97GZ+ej

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
  • 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\2024-09-03_c3f72bad2615b1edf087c4127b22e474_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-09-03_c3f72bad2615b1edf087c4127b22e474_mafia.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2700
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\aqyegmqq\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2860
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\oqlctnun.exe" C:\Windows\SysWOW64\aqyegmqq\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2716
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" create aqyegmqq binPath= "C:\Windows\SysWOW64\aqyegmqq\oqlctnun.exe /d\"C:\Users\Admin\AppData\Local\Temp\2024-09-03_c3f72bad2615b1edf087c4127b22e474_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:840
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" description aqyegmqq "wifi internet conection"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2584
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" start aqyegmqq
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2676
    • 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:2736
  • C:\Windows\SysWOW64\aqyegmqq\oqlctnun.exe
    C:\Windows\SysWOW64\aqyegmqq\oqlctnun.exe /d"C:\Users\Admin\AppData\Local\Temp\2024-09-03_c3f72bad2615b1edf087c4127b22e474_mafia.exe"
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2560
    • 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:2636

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\oqlctnun.exe
    Filesize

    13.2MB

    MD5

    067ec12847411d5cb83dc6113f68d83a

    SHA1

    f6b0e5e17ef38e1328ae489625f0e2e2048b7638

    SHA256

    9da8701f1f54b40deddfe0a1edf3c5a2e47c63fd130193f0365bd32bc3fc8f94

    SHA512

    56ba5ce426b0b91f3b0734e437ae99449ffcf9b839246076a62a4d694ababfcbe94e45e22b503bc4da6548c06a80e50f1bba607394c0fbade2f4a8ddef888f7e

    Download Submit

  • memory/2560-15-0x0000000000400000-0x000000000051A000-memory.dmp

    Filesize

    1.1MB

    Download

  • memory/2636-10-0x0000000000080000-0x0000000000095000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2636-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2636-7-0x0000000000080000-0x0000000000095000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2636-14-0x0000000000080000-0x0000000000095000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2636-16-0x0000000000080000-0x0000000000095000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2700-1-0x00000000005F0000-0x00000000006F0000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/2700-2-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2700-12-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2700-11-0x0000000000400000-0x000000000051A000-memory.dmp

    Filesize

    1.1MB

    Download