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Overview

overview

10

Static

static

3

2025-02-01...ia.exe

windows7-x64

10

2025-02-01...ia.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    144s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01/02/2025, 20:51

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General

  • Target

    2025-02-01_f7c329e8e9a83a75b01bc9f4e4545eab_mafia.exe

  • Size

    11.4MB

  • MD5

    f7c329e8e9a83a75b01bc9f4e4545eab

  • SHA1

    4764c6ae0b4dca566793a4db6edf177535788cd4

  • SHA256

    2e998622b09dd0813a2109bb09ad019555af279f98d4392a58d188f50e5f5a40

  • SHA512

    b54706f4394a8aff0781ef13af1a49ca34ee5b4832f68a13c2dc9006663a9c361f9fcd64d44f6d95e3913066bfc5f0ad70b88eacbd8f719527e065299592dc2f

  • SSDEEP

    196608:syXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX:xXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXn

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\2025-02-01_f7c329e8e9a83a75b01bc9f4e4545eab_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-02-01_f7c329e8e9a83a75b01bc9f4e4545eab_mafia.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2900
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\szwcujm\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:884
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\wskkhwvj.exe" C:\Windows\SysWOW64\szwcujm\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2432
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" create szwcujm binPath= "C:\Windows\SysWOW64\szwcujm\wskkhwvj.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-02-01_f7c329e8e9a83a75b01bc9f4e4545eab_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2792
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" description szwcujm "wifi internet conection"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2108
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" start szwcujm
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2292
    • 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:2356
  • C:\Windows\SysWOW64\szwcujm\wskkhwvj.exe
    C:\Windows\SysWOW64\szwcujm\wskkhwvj.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-02-01_f7c329e8e9a83a75b01bc9f4e4545eab_mafia.exe"
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2104
    • 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:1656

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\wskkhwvj.exe
    Filesize

    11.6MB

    MD5

    205d580e49c8f8029b90496766eed3e4

    SHA1

    e53a46450b9295edc6bcc5f39d222d94a115fe68

    SHA256

    3c0a78e7cf46c18fd4535f24a1de86d22aa241fca2dc3efa6a59eb820a4e393c

    SHA512

    ae192668da19ee5e0a6ca89d7bf4b70f1d3da46540e79ab1b28aa0f3a05ad386c07a72b1cf69fc078c2a331326f1068fab6ab996bb0aea5128a8dfe60d3342e2

    Download Submit

  • memory/1656-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1656-16-0x00000000000F0000-0x0000000000105000-memory.dmp

    Filesize

    84KB

    Download

  • memory/1656-14-0x00000000000F0000-0x0000000000105000-memory.dmp

    Filesize

    84KB

    Download

  • memory/1656-11-0x00000000000F0000-0x0000000000105000-memory.dmp

    Filesize

    84KB

    Download

  • memory/1656-18-0x00000000000F0000-0x0000000000105000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2104-17-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

    Download

  • memory/2900-3-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2900-2-0x0000000000020000-0x0000000000033000-memory.dmp

    Filesize

    76KB

    Download

  • memory/2900-9-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2900-8-0x0000000000020000-0x0000000000033000-memory.dmp

    Filesize

    76KB

    Download

  • memory/2900-7-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

    Download

  • memory/2900-1-0x00000000005B0000-0x00000000006B0000-memory.dmp

    Filesize

    1024KB

    Download