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Overview

overview

10

Static

static

3

19ceb2fb54...21.exe

windows7-x64

10

19ceb2fb54...21.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/12/2024, 02:11

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General

  • Target

    19ceb2fb547708b698c90222c404f1ae92f697a8f3471c34217eae990d384f21.exe

  • Size

    340KB

  • MD5

    f67d72ea066963d2022f70e713df05fb

  • SHA1

    c872659bb161c05fe15b56b03ecda2f369779cf6

  • SHA256

    19ceb2fb547708b698c90222c404f1ae92f697a8f3471c34217eae990d384f21

  • SHA512

    fff2c9c05a221b6115b962c0b12465021cd7ef7f328bc66035a98c9a7cfac4c9eb293b648856d3a2f750361841c69d1664579e88f553901dbdc26a8e7ac2bcc9

  • SSDEEP

    6144:shKBbUiI0zzx/vnG2pFgLbkOtJ6b/7FQ8BKmBLoBXZauy1CYWQhZ66z+n4VZbd8:shKCqOkOj6T5NXOauy1CTQhZ66z24VZZ

Score
10/10
njrathackeddefense_evasionevasionexecutionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

lemon.geoiplookup.live:56071

Mutex

Registry Editor

Attributes
  • reg_key

    Registry Editor

  • splitter

    |'|'|

Signatures

  • Njrat family
    njrat
  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • Command and Scripting Interpreter: PowerShell 1 TTPs 16 IoCs

    Run Powershell and hide display window.

    execution
  • Modifies Windows Firewall 2 TTPs 1 IoCs
    evasion
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Hide Artifacts: Hidden Window 1 TTPs 8 IoCs

    Windows that would typically be displayed when an application carries out an operation can be hidden.

    defense_evasion
  • 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
  • Kills process with taskkill 1 IoCs
    evasion
  • Runs regedit.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 43 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\19ceb2fb547708b698c90222c404f1ae92f697a8f3471c34217eae990d384f21.exe
    "C:\Users\Admin\AppData\Local\Temp\19ceb2fb547708b698c90222c404f1ae92f697a8f3471c34217eae990d384f21.exe"
    1⤵
    • Checks computer location settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1844
    • \??\c:\windows\system32\cmstp.exe
      "c:\windows\system32\cmstp.exe" /au C:\Users\Admin\AppData\Local\Temp\s4u3hblw.inf
      2⤵
        PID:2104
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Themes\regedit.exe
        "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Themes\regedit.exe"
        2⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Runs regedit.exe
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:752
        • C:\Windows\SYSTEM32\netsh.exe
          netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Themes\regedit.exe" "regedit.exe" ENABLE
          3⤵
          • Modifies Windows Firewall
          • Event Triggered Execution: Netsh Helper DLL
          PID:796
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\version.exe
      C:\Users\Admin\AppData\Roaming\Microsoft\Windows\version.exe
      1⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:224
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /c PowerShell.exe -windowstyle hidden Add-Mppreference -ExclusionPath C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe
        2⤵
        • Hide Artifacts: Hidden Window
        • Suspicious use of WriteProcessMemory
        PID:640
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          PowerShell.exe -windowstyle hidden Add-Mppreference -ExclusionPath C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious use of AdjustPrivilegeToken
          PID:3820
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /c PowerShell.exe -windowstyle hidden Add-Mppreference -ExclusionPath C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cortana.exe
        2⤵
        • Hide Artifacts: Hidden Window
        • Suspicious use of WriteProcessMemory
        PID:3160
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          PowerShell.exe -windowstyle hidden Add-Mppreference -ExclusionPath C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cortana.exe
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious use of AdjustPrivilegeToken
          PID:2404
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /c PowerShell.exe -windowstyle hidden Add-Mppreference -ExclusionPath C:\Users\Admin\AppData\Roaming\Microsoft\Windows\OneDrive.exe
        2⤵
        • Hide Artifacts: Hidden Window
        • Suspicious use of WriteProcessMemory
        PID:1388
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          PowerShell.exe -windowstyle hidden Add-Mppreference -ExclusionPath C:\Users\Admin\AppData\Roaming\Microsoft\Windows\OneDrive.exe
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious use of AdjustPrivilegeToken
          PID:916
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /c PowerShell.exe -windowstyle hidden Add-Mppreference -ExclusionPath C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\svchost.exe
        2⤵
        • Hide Artifacts: Hidden Window
        • Suspicious use of WriteProcessMemory
        PID:2140
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          PowerShell.exe -windowstyle hidden Add-Mppreference -ExclusionPath C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\svchost.exe
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious use of AdjustPrivilegeToken
          PID:2236
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /c PowerShell.exe -windowstyle hidden Add-Mppreference -ExclusionPath C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemSettings.exe
        2⤵
        • Hide Artifacts: Hidden Window
        • Suspicious use of WriteProcessMemory
        PID:464
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          PowerShell.exe -windowstyle hidden Add-Mppreference -ExclusionPath C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SystemSettings.exe
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious use of AdjustPrivilegeToken
          PID:2344
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /c PowerShell.exe -windowstyle hidden Add-Mppreference -ExclusionPath C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Taskmgr.exe
        2⤵
        • Hide Artifacts: Hidden Window
        • Suspicious use of WriteProcessMemory
        PID:3596
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          PowerShell.exe -windowstyle hidden Add-Mppreference -ExclusionPath C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Taskmgr.exe
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious use of AdjustPrivilegeToken
          PID:2060
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /c PowerShell.exe -windowstyle hidden Add-Mppreference -ExclusionPath C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Themes\msedge.exe
        2⤵
        • Hide Artifacts: Hidden Window
        • Suspicious use of WriteProcessMemory
        PID:1048
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          PowerShell.exe -windowstyle hidden Add-Mppreference -ExclusionPath C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Themes\msedge.exe
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious use of AdjustPrivilegeToken
          PID:4568
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /c PowerShell.exe -windowstyle hidden Add-Mppreference -ExclusionPath C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Themes\SystemSettingsBroker.exe
        2⤵
        • Hide Artifacts: Hidden Window
        • Suspicious use of WriteProcessMemory
        PID:3904
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          PowerShell.exe -windowstyle hidden Add-Mppreference -ExclusionPath C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Themes\SystemSettingsBroker.exe
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious use of AdjustPrivilegeToken
          PID:1548
    • C:\Windows\system32\taskkill.exe
      taskkill /IM cmstp.exe /F
      1⤵
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:1280

    Network

    MITRE ATT&CK Enterprise v15

    Reconnaissance

    Resource Development

    Initial Access

    Execution

    Command and Scripting Interpreter

    1
    T1059

    PowerShell

    1
    T1059.001

    Persistence

    Boot or Logon Autostart Execution

    1
    T1547

    Registry Run Keys / Startup Folder

    1
    T1547.001

    Create or Modify System Process

    1
    T1543

    Windows Service

    1
    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

    1
    T1543

    Windows Service

    1
    T1543.003

    Event Triggered Execution

    1
    T1546

    Netsh Helper DLL

    1
    T1546.007

    Defense Evasion

    Hide Artifacts

    1
    T1564

    Hidden Window

    1
    T1564.003

    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

    Lateral Movement

    Collection

    Command and Control

    Exfiltration

    Impact

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
      Filesize

      2KB

      MD5

      d85ba6ff808d9e5444a4b369f5bc2730

      SHA1

      31aa9d96590fff6981b315e0b391b575e4c0804a

      SHA256

      84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

      SHA512

      8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

      Download Submit

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
      Filesize

      944B

      MD5

      cadef9abd087803c630df65264a6c81c

      SHA1

      babbf3636c347c8727c35f3eef2ee643dbcc4bd2

      SHA256

      cce65b73cdfe9304bcd5207913e8b60fb69faa20cd3b684f2b0343b755b99438

      SHA512

      7278aa87124abb382d9024a645e881e7b7cf1b84e8894943b36e018dbf0399e6858392f77980b599fa5488e2e21bf757a0702fe6419417edac93b68e0c2ec085

      Download Submit

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
      Filesize

      944B

      MD5

      e243a38635ff9a06c87c2a61a2200656

      SHA1

      ecd95ed5bf1a9fbe96a8448fc2814a0210fa2afc

      SHA256

      af5782703f3f2d5a29fb313dae6680a64134db26064d4a321a3f23b75f6ca00f

      SHA512

      4418957a1b10eee44cf270c81816ae707352411c4f5ac14b6b61ab537c91480e24e0a0a2c276a6291081b4984c123cf673a45dcedb0ceeef682054ba0fc19cb4

      Download Submit

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
      Filesize

      944B

      MD5

      2e907f77659a6601fcc408274894da2e

      SHA1

      9f5b72abef1cd7145bf37547cdb1b9254b4efe9d

      SHA256

      385da35673330e21ac02545220552fe301fe54dedefbdafc097ac4342a295233

      SHA512

      34fa0fff24f6550f55f828541aaefe5d75c86f8f0842d54b50065e9746f9662bb7209c74c9a9571540b9855bb3851f01db613190024e89b198d485bb5dc07721

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_yacjklno.pgl.ps1
      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      Download Submit

    • C:\Users\Admin\AppData\Local\Temp\s4u3hblw.inf
      Filesize

      619B

      MD5

      6f1420f2133f3e08fd8cdea0e1f5fe27

      SHA1

      3aa41ec75adc0cf50e001ca91bbfa7f763adf70b

      SHA256

      aed1ac2424a255f231168bcb02f16b6ea89603e0045465c2149abcde33a06242

      SHA512

      d5629e9835f881cd271e88d9ec2d2c27b9d5d1b25329ade5cfb9824a6358c9e98e66f1b89ac9459b4c540c02af2728129dd8523bdf007cadf28b5fa2d199a2aa

      Download Submit

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Themes\regedit.exe
      Filesize

      340KB

      MD5

      f67d72ea066963d2022f70e713df05fb

      SHA1

      c872659bb161c05fe15b56b03ecda2f369779cf6

      SHA256

      19ceb2fb547708b698c90222c404f1ae92f697a8f3471c34217eae990d384f21

      SHA512

      fff2c9c05a221b6115b962c0b12465021cd7ef7f328bc66035a98c9a7cfac4c9eb293b648856d3a2f750361841c69d1664579e88f553901dbdc26a8e7ac2bcc9

      Download Submit

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\version.exe
      Filesize

      84KB

      MD5

      15ee95bc8e2e65416f2a30cf05ef9c2e

      SHA1

      107ca99d3414642450dec196febcd787ac8d7596

      SHA256

      c55b3aaf558c1cd8768f3d22b3fcc908a0e8c33e3f4e1f051d2b1b9315223d4d

      SHA512

      ed1cceb8894fb02cd585ec799e7c8564536976e50c04bf0c3e246a24a6eef719079455f1d6664fa09181979260db16903c60a0ef938472ca71ccaabe16ea1a98

      Download Submit

    • memory/224-16-0x00007FFBF2E20000-0x00007FFBF37C1000-memory.dmp

      Filesize

      9.6MB

      Download

    • memory/224-17-0x00007FFBF2E20000-0x00007FFBF37C1000-memory.dmp

      Filesize

      9.6MB

      Download

    • memory/224-15-0x00007FFBF2E20000-0x00007FFBF37C1000-memory.dmp

      Filesize

      9.6MB

      Download

    • memory/224-19-0x00007FFBF2E20000-0x00007FFBF37C1000-memory.dmp

      Filesize

      9.6MB

      Download

    • memory/752-127-0x000000001C6F0000-0x000000001C752000-memory.dmp

      Filesize

      392KB

      Download

    • memory/1844-9-0x000000001BE80000-0x000000001BF1C000-memory.dmp

      Filesize

      624KB

      Download

    • memory/1844-0-0x00007FFBF30D5000-0x00007FFBF30D6000-memory.dmp

      Filesize

      4KB

      Download

    • memory/1844-10-0x00000000010F0000-0x00000000010F8000-memory.dmp

      Filesize

      32KB

      Download

    • memory/1844-11-0x00007FFBF2E20000-0x00007FFBF37C1000-memory.dmp

      Filesize

      9.6MB

      Download

    • memory/1844-6-0x000000001C410000-0x000000001C8DE000-memory.dmp

      Filesize

      4.8MB

      Download

    • memory/1844-3-0x000000001BDD0000-0x000000001BE76000-memory.dmp

      Filesize

      664KB

      Download

    • memory/1844-2-0x00007FFBF2E20000-0x00007FFBF37C1000-memory.dmp

      Filesize

      9.6MB

      Download

    • memory/1844-110-0x00007FFBF30D5000-0x00007FFBF30D6000-memory.dmp

      Filesize

      4KB

      Download

    • memory/1844-111-0x00007FFBF2E20000-0x00007FFBF37C1000-memory.dmp

      Filesize

      9.6MB

      Download

    • memory/1844-1-0x00007FFBF2E20000-0x00007FFBF37C1000-memory.dmp

      Filesize

      9.6MB

      Download

    • memory/1844-126-0x00007FFBF2E20000-0x00007FFBF37C1000-memory.dmp

      Filesize

      9.6MB

      Download

    • memory/1844-14-0x0000000001120000-0x000000000112C000-memory.dmp

      Filesize

      48KB

      Download

    • memory/2236-31-0x0000016661F60000-0x0000016661F82000-memory.dmp

      Filesize

      136KB

      Download