Overview

overview

10

Static

static

3

f76e19d642...5b.exe

windows7-x64

10

f76e19d642...5b.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-12-2024 07:25

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General

  • Target

    f76e19d6425eb252b5ac8f7a95a2a87a4cc6fbcef8cd413995f3fc457f713f5b.exe

  • Size

    1.3MB

  • MD5

    58ed272d0a7a3170b7f8c35e48d1cfe9

  • SHA1

    85bbdb2e6ad3cdc8c7bfbdc3a43c3252d3f0f052

  • SHA256

    f76e19d6425eb252b5ac8f7a95a2a87a4cc6fbcef8cd413995f3fc457f713f5b

  • SHA512

    d56a38dee9733d134a5557dc4f1abd87428726baeede200c2fa71ec28bbccaa8b9c5ae7914400e14fd6c8e71b966110dff4606e0904dab6292afb4483daefc63

  • SSDEEP

    24576:WQJFy0QEUAHAFAs9uhI0QKMKapBBW00SL5A6D2v:ziuhxpt6BBW0/9DD2v

Score
10/10
salitybackdoorbootkitdiscoveryevasionpersistencetrojanupx

Malware Config

Extracted

Family

sality

C2

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

Signatures

  • Modifies firewall policy service 3 TTPs 3 IoCs
    evasion
  • Sality

    Sality is backdoor written in C++, first discovered in 2003.

    backdoorsality
  • Sality family
    sality
  • UAC bypass 3 TTPs 1 IoCs
    evasiontrojan
  • Windows security bypass 2 TTPs 6 IoCs
    evasiontrojan
  • Windows security modification 2 TTPs 7 IoCs
    evasiontrojan
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

    bootkitpersistence
  • UPX packed file 8 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Drops file in Windows directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 28 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • System policy modification 1 TTPs 1 IoCs
    evasion

Processes

  • C:\Windows\system32\fontdrvhost.exe
    "fontdrvhost.exe"
    1⤵
      PID:768
    • C:\Windows\system32\fontdrvhost.exe
      "fontdrvhost.exe"
      1⤵
        PID:776
      • C:\Windows\system32\dwm.exe
        "dwm.exe"
        1⤵
          PID:64
        • C:\Users\Admin\AppData\Local\Temp\f76e19d6425eb252b5ac8f7a95a2a87a4cc6fbcef8cd413995f3fc457f713f5b.exe
          "C:\Users\Admin\AppData\Local\Temp\f76e19d6425eb252b5ac8f7a95a2a87a4cc6fbcef8cd413995f3fc457f713f5b.exe"
          1⤵
          • Modifies firewall policy service
          • UAC bypass
          • Windows security bypass
          • Windows security modification
          • Checks whether UAC is enabled
          • Writes to the Master Boot Record (MBR)
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          • System policy modification
          PID:2916

        Network

        MITRE ATT&CK Enterprise v15

        Reconnaissance

        Resource Development

        Initial Access

        Execution

        Persistence

        Create or Modify System Process

        1
        T1543

        Windows Service

        1
        T1543.003

        Pre-OS Boot

        1
        T1542

        Bootkit

        1
        T1542.003

        Privilege Escalation

        Abuse Elevation Control Mechanism

        1
        T1548

        Bypass User Account Control

        1
        T1548.002

        Create or Modify System Process

        1
        T1543

        Windows Service

        1
        T1543.003

        Defense Evasion

        Abuse Elevation Control Mechanism

        1
        T1548

        Bypass User Account Control

        1
        T1548.002

        Impair Defenses

        4
        T1562

        Disable or Modify System Firewall

        1
        T1562.004

        Disable or Modify Tools

        3
        T1562.001

        Modify Registry

        5
        T1112

        Pre-OS Boot

        1
        T1542

        Bootkit

        1
        T1542.003

        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

        • memory/2916-0-0x0000000000400000-0x0000000000556000-memory.dmp

          Filesize

          1.3MB

          Download

        • memory/2916-5-0x0000000002520000-0x00000000035DA000-memory.dmp

          Filesize

          16.7MB

          Download

        • memory/2916-3-0x0000000002520000-0x00000000035DA000-memory.dmp

          Filesize

          16.7MB

          Download

        • memory/2916-4-0x0000000002520000-0x00000000035DA000-memory.dmp

          Filesize

          16.7MB

          Download

        • memory/2916-15-0x0000000002520000-0x00000000035DA000-memory.dmp

          Filesize

          16.7MB

          Download

        • memory/2916-13-0x0000000002520000-0x00000000035DA000-memory.dmp

          Filesize

          16.7MB

          Download

        • memory/2916-19-0x0000000002520000-0x00000000035DA000-memory.dmp

          Filesize

          16.7MB

          Download

        • memory/2916-7-0x0000000002520000-0x00000000035DA000-memory.dmp

          Filesize

          16.7MB

          Download

        • memory/2916-23-0x0000000000400000-0x0000000000556000-memory.dmp

          Filesize

          1.3MB

          Download

        • memory/2916-6-0x0000000002520000-0x00000000035DA000-memory.dmp

          Filesize

          16.7MB

          Download