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Overview

overview

10

Static

static

3

2025-01-31...ia.exe

windows7-x64

10

2025-01-31...ia.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    145s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    31/01/2025, 20:09

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General

  • Target

    2025-01-31_f93f3801be196209284d88bed8c0d70b_mafia.exe

  • Size

    10.4MB

  • MD5

    f93f3801be196209284d88bed8c0d70b

  • SHA1

    21e4996492e96ac8741405f3a75af90a3cc9bc37

  • SHA256

    628ccd4dbfe7d2d629dfa55028be82a83abc8708d0d21cd00609127dd719f49c

  • SHA512

    102ec908e9622d1ea43a5b5fff4ccc1c5c9851ca30d538bdd1f644fea2ed8dcd1a4d8a284bbf55e2f59706476f5ad3640e7a4f58d49191e3d611dcd7ee3a767b

  • SSDEEP

    6144:wLQ1p/2p5e+D2jFHO+iZoy6u9FlfrXEz9NQNQNQNQNQNQNQNQNQNQNQNQNQNQNQ1:lTYe+D2jFu+iZoUFhAz

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\2025-01-31_f93f3801be196209284d88bed8c0d70b_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-01-31_f93f3801be196209284d88bed8c0d70b_mafia.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1128
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\ufxjrnni\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2180
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\jiwymjkc.exe" C:\Windows\SysWOW64\ufxjrnni\
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2976
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" create ufxjrnni binPath= "C:\Windows\SysWOW64\ufxjrnni\jiwymjkc.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-01-31_f93f3801be196209284d88bed8c0d70b_mafia.exe\"" type= own start= auto DisplayName= "wifi support"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:320
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" description ufxjrnni "wifi internet conection"
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2840
    • C:\Windows\SysWOW64\sc.exe
      "C:\Windows\System32\sc.exe" start ufxjrnni
      2⤵
      • Launches sc.exe
      • System Location Discovery: System Language Discovery
      PID:2828
    • 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:2348
  • C:\Windows\SysWOW64\ufxjrnni\jiwymjkc.exe
    C:\Windows\SysWOW64\ufxjrnni\jiwymjkc.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-01-31_f93f3801be196209284d88bed8c0d70b_mafia.exe"
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2988
    • 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:2928

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\jiwymjkc.exe
    Filesize

    11.7MB

    MD5

    1129ae360d97b0e86ae5d7e2b0127e01

    SHA1

    a1e0c7c02e015f03d998707adecefccf48e9268c

    SHA256

    c327b4ad3c94238bed34499f211255b097a59d5cc7ac6f80f434144ca2e16898

    SHA512

    035cc69448fda1a436c8f1591610f2e596a67411a6f88897df585d037d57590a18e9f8f0146b15c182d1a24bace2692fa19ca4d3a7708c57dbcda2489117d253

    Download Submit

  • memory/1128-8-0x0000000000020000-0x0000000000033000-memory.dmp

    Filesize

    76KB

    Download

  • memory/1128-3-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

    Download

  • memory/1128-2-0x0000000000020000-0x0000000000033000-memory.dmp

    Filesize

    76KB

    Download

  • memory/1128-7-0x0000000000400000-0x00000000004C1000-memory.dmp

    Filesize

    772KB

    Download

  • memory/1128-9-0x0000000000400000-0x0000000000415000-memory.dmp

    Filesize

    84KB

    Download

  • memory/1128-1-0x00000000005A0000-0x00000000006A0000-memory.dmp

    Filesize

    1024KB

    Download

  • memory/2928-11-0x0000000000080000-0x0000000000095000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2928-17-0x0000000000080000-0x0000000000095000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2928-14-0x0000000000080000-0x0000000000095000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2928-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2928-18-0x0000000000080000-0x0000000000095000-memory.dmp

    Filesize

    84KB

    Download

  • memory/2988-15-0x0000000000400000-0x00000000004C1000-memory.dmp

    Filesize

    772KB

    Download