Overview

overview

10

Static

static

1

613158a77e...cs.exe

windows7-x64

10

613158a77e...cs.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-06-2024 07:23

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General

  • Target

    613158a77e12c0fad1a62bbc8c90f650_NeikiAnalytics.exe

  • Size

    4.0MB

  • MD5

    613158a77e12c0fad1a62bbc8c90f650

  • SHA1

    02d4a0f6643984d877317be34f376d36c7caa8b0

  • SHA256

    f7481e6ebf57d760d9858856cffa023dd7322646b5f3002e466082b26d77ee20

  • SHA512

    b27295786bb86c8da82609148b0006ac47e7488c4889d68bdae2134429a5b66741c6228a7f1d9d64e824fe32aa655155e505cd874449a5fc27f12a800da4f03f

  • SSDEEP

    98304:KZcQub8SFae8ZoB9CtIF/FAQ9+ic4VenayEW4CTQAW8OiIZ1l2QvwbjiD:0fYpasB0i/Zc4VenauZEADpcP2d+

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkit

Malware Config

Signatures

  • Glupteba

    Glupteba is a modular loader written in Golang with various components.

    loaderdropperglupteba
  • Glupteba payload 20 IoCs
  • Modifies Windows Firewall 2 TTPs 1 IoCs
    evasion
  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 1 IoCs
  • Manipulates WinMonFS driver. 1 IoCs

    Roottkits write to WinMonFS to hide directories/files from being detected.

    rootkitevasion
  • Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs

    Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.

  • Drops file in Windows directory 2 IoCs
  • Creates scheduled task(s) 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Modifies data under HKEY_USERS 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\613158a77e12c0fad1a62bbc8c90f650_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\613158a77e12c0fad1a62bbc8c90f650_NeikiAnalytics.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4836
    • C:\Users\Admin\AppData\Local\Temp\613158a77e12c0fad1a62bbc8c90f650_NeikiAnalytics.exe
      "C:\Users\Admin\AppData\Local\Temp\613158a77e12c0fad1a62bbc8c90f650_NeikiAnalytics.exe"
      2⤵
      • Adds Run key to start application
      • Checks for VirtualBox DLLs, possible anti-VM trick
      • Drops file in Windows directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:5188
      • C:\Windows\system32\cmd.exe
        C:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3916
        • C:\Windows\system32\netsh.exe
          netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes
          4⤵
          • Modifies Windows Firewall
          PID:3976
      • C:\Windows\rss\csrss.exe
        C:\Windows\rss\csrss.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Manipulates WinMonFS driver.
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1676
        • C:\Windows\SYSTEM32\schtasks.exe
          schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
          4⤵
          • Creates scheduled task(s)
          PID:556
        • C:\Windows\SYSTEM32\schtasks.exe
          schtasks /delete /tn ScheduledUpdate /f
          4⤵
            PID:1832
          • C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
            C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll
            4⤵
            • Executes dropped EXE
            • Suspicious behavior: EnumeratesProcesses
            PID:4652
          • C:\Windows\SYSTEM32\schtasks.exe
            schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
            4⤵
            • Creates scheduled task(s)
            PID:3632

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Initial Access

    Execution

    Scheduled Task/Job

    1
    T1053

    Persistence

    Create or Modify System Process

    1
    T1543

    Windows Service

    1
    T1543.003

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Scheduled Task/Job

    1
    T1053

    Privilege Escalation

    Create or Modify System Process

    1
    T1543

    Windows Service

    1
    T1543.003

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Scheduled Task/Job

    1
    T1053

    Defense Evasion

    Impair Defenses

    1
    T1562

    Disable or Modify System Firewall

    1
    T1562.004

    Modify Registry

    1
    T1112

    Credential Access

    Discovery

    Query Registry

    2
    T1012

    System Information Discovery

    1
    T1082

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Web Service

    1
    T1102

    Impact

    Resource Development

    Reconnaissance

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
      Filesize

      281KB

      MD5

      d98e33b66343e7c96158444127a117f6

      SHA1

      bb716c5509a2bf345c6c1152f6e3e1452d39d50d

      SHA256

      5de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1

      SHA512

      705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5

      Download Submit
    • C:\Windows\rss\csrss.exe
      Filesize

      4.0MB

      MD5

      613158a77e12c0fad1a62bbc8c90f650

      SHA1

      02d4a0f6643984d877317be34f376d36c7caa8b0

      SHA256

      f7481e6ebf57d760d9858856cffa023dd7322646b5f3002e466082b26d77ee20

      SHA512

      b27295786bb86c8da82609148b0006ac47e7488c4889d68bdae2134429a5b66741c6228a7f1d9d64e824fe32aa655155e505cd874449a5fc27f12a800da4f03f

      Download Submit
    • memory/1676-25-0x0000000000400000-0x0000000002F72000-memory.dmp
      Filesize

      43.4MB

      Download
    • memory/1676-23-0x0000000000400000-0x0000000002F72000-memory.dmp
      Filesize

      43.4MB

      Download
    • memory/1676-32-0x0000000000400000-0x0000000002F72000-memory.dmp
      Filesize

      43.4MB

      Download
    • memory/1676-31-0x0000000000400000-0x0000000002F72000-memory.dmp
      Filesize

      43.4MB

      Download
    • memory/1676-30-0x0000000000400000-0x0000000002F72000-memory.dmp
      Filesize

      43.4MB

      Download
    • memory/1676-29-0x0000000000400000-0x0000000002F72000-memory.dmp
      Filesize

      43.4MB

      Download
    • memory/1676-14-0x0000000000400000-0x0000000002F72000-memory.dmp
      Filesize

      43.4MB

      Download
    • memory/1676-28-0x0000000000400000-0x0000000002F72000-memory.dmp
      Filesize

      43.4MB

      Download
    • memory/1676-20-0x0000000000400000-0x0000000002F72000-memory.dmp
      Filesize

      43.4MB

      Download
    • memory/1676-21-0x0000000000400000-0x0000000002F72000-memory.dmp
      Filesize

      43.4MB

      Download
    • memory/1676-22-0x0000000000400000-0x0000000002F72000-memory.dmp
      Filesize

      43.4MB

      Download
    • memory/1676-27-0x0000000000400000-0x0000000002F72000-memory.dmp
      Filesize

      43.4MB

      Download
    • memory/1676-24-0x0000000000400000-0x0000000002F72000-memory.dmp
      Filesize

      43.4MB

      Download
    • memory/1676-26-0x0000000000400000-0x0000000002F72000-memory.dmp
      Filesize

      43.4MB

      Download
    • memory/4836-1-0x0000000004E80000-0x0000000005279000-memory.dmp
      Filesize

      4.0MB

      Download
    • memory/4836-5-0x0000000005280000-0x0000000005AF7000-memory.dmp
      Filesize

      8.5MB

      Download
    • memory/4836-2-0x0000000005280000-0x0000000005AF7000-memory.dmp
      Filesize

      8.5MB

      Download
    • memory/4836-3-0x0000000000400000-0x0000000000C91000-memory.dmp
      Filesize

      8.6MB

      Download
    • memory/4836-4-0x0000000000400000-0x0000000002F72000-memory.dmp
      Filesize

      43.4MB

      Download
    • memory/4836-6-0x0000000000400000-0x0000000000C91000-memory.dmp
      Filesize

      8.6MB

      Download
    • memory/5188-12-0x0000000000400000-0x0000000002F72000-memory.dmp
      Filesize

      43.4MB

      Download