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
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-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
  • 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
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 23 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⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2652
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\zelsxopo\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1860
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\ttufabzh.exe" C:\Windows\SysWOW64\zelsxopo\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2864
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" create zelsxopo binPath= "C:\Windows\SysWOW64\zelsxopo\ttufabzh.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:2036
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" description zelsxopo "wifi internet conection"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:1824
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" start zelsxopo
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:944
    • 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:4824
  • C:\Windows\SysWOW64\zelsxopo\ttufabzh.exe
    C:\Windows\SysWOW64\zelsxopo\ttufabzh.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:4504
    • C:\Windows\SysWOW64\svchost.exe
      svchost.exe
      2⤵
      • Sets service image path in registry
      • Deletes itself
      • System Location Discovery: System Language Discovery
      PID:2776

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

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
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\ttufabzh.exe
    Filesize

    13.1MB

    MD5

    699bf1710ba8d53349e56c848d395f0c

    SHA1

    3c30dd27efec4587fe8b513926c20c1eb8e6c556

    SHA256

    c9dad821540d513ee0d5745c07c6275948fadad40ca9975b28ddfa5ae90d0325

    SHA512

    6f9afd8465c026f7adb88be6b1eef683e678aa494fbc1d3654131450590fd1b77207d17cad3c45b4aa75edbdb9b18e732e857a85c9e14f8c5a6229f4e45305ca

    Download Submit

  • memory/2652-7-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

    Download

  • memory/2652-2-0x0000000000890000-0x00000000008A3000-memory.dmp

    Filesize

    76KB

    Download

  • memory/2652-3-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2652-9-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2652-8-0x0000000000890000-0x00000000008A3000-memory.dmp

    Filesize

    76KB

    Download

  • memory/2652-1-0x0000000000590000-0x0000000000690000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/2776-13-0x0000000000550000-0x0000000000565000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2776-17-0x0000000000550000-0x0000000000565000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2776-18-0x0000000000550000-0x0000000000565000-memory.dmp

    Filesize

    84KB

    Download

  • memory/4504-12-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

    Download

  • memory/4504-11-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

    Download

  • memory/4504-15-0x0000000000400000-0x000000000045D000-memory.dmp

    Filesize

    372KB

    Download