netsupport | d4d4390833426baa8790dadd5226f74ca3629545766ad5b5011a80faae9f2f04

Analysis

max time kernel
122s
max time network
147s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
31-01-2025 12:09

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General

Target

Payment_147.js
Size

309KB
MD5

2864369a7d008caf866586f8311bd4ff
SHA1

d993d0de8013bf26f999cce9a449216c3f12c795
SHA256

d4d4390833426baa8790dadd5226f74ca3629545766ad5b5011a80faae9f2f04
SHA512

f5c887398b606a64fbff31122c402d58e0b6f02518115b5c7eafce5103905a2a83571992b75bd9958c5397d9c8891f768ac44313fffafb9728007c47882a0f73
SSDEEP

6144:1pv29LAjLAmLAELA8hyc8SkWCKC++YFjV7CYRhYanZBwBJBnS:1ELAjLAmLAELA8hyODVWWhTBwBJBS

Score

10^/10

netsupport discovery execution persistence rat

Malware Config

Signatures

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

Blocklisted process makes network request 1 IoCs

flow	pid	Process
3	2728	wscript.exe

Deletes itself 1 IoCs

pid	Process
2728	wscript.exe

Executes dropped EXE 1 IoCs

pid	Process
2332	client32.exe

Loads dropped DLL 5 IoCs

pid	Process
2332	client32.exe
2332	client32.exe
2332	client32.exe
2332	client32.exe
2332	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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\ = "C:\\ProgramData\\rmafc2g\\client32.exe"	wscript.exe

Drops file in Program Files directory 28 IoCs

description	ioc	Process
File created	C:\PROGRA~3\rmafc2g\TCCTL32.DLL	wscript.exe
File opened for modification	C:\PROGRA~3\rmafc2g\HTCTL32.DLL	wscript.exe
File opened for modification	C:\PROGRA~3\rmafc2g\NSM.LIC	wscript.exe
File created	C:\PROGRA~3\rmafc2g\pcicapi.dll	wscript.exe
File created	C:\PROGRA~3\rmafc2g\PCICL32.DLL	wscript.exe
File opened for modification	C:\PROGRA~3\rmafc2g\remcmdstub.exe	wscript.exe
File opened for modification	C:\PROGRA~3\rmafc2g\client32.exe	wscript.exe
File created	C:\PROGRA~3\rmafc2g\NSM.ini	wscript.exe
File opened for modification	C:\PROGRA~3\rmafc2g\NSM.ini	wscript.exe
File opened for modification	C:\PROGRA~3\rmafc2g\nsm_vpro.ini	wscript.exe
File opened for modification	C:\PROGRA~3\rmafc2g\PCICL32.DLL	wscript.exe
File created	C:\PROGRA~3\rmafc2g\remcmdstub.exe	wscript.exe
File created	C:\PROGRA~3\rmafc2g\client32.ini	wscript.exe
File created	C:\PROGRA~3\rmafc2g\NSM.LIC	wscript.exe
File created	C:\PROGRA~3\rmafc2g\nsm_vpro.ini	wscript.exe
File created	C:\PROGRA~3\rmafc2g\PCICHEK.DLL	wscript.exe
File opened for modification	C:\PROGRA~3\rmafc2g\PCICHEK.DLL	wscript.exe
File created	C:\PROGRA~3\rmafc2g\nskbfltr.inf	wscript.exe
File created	C:\PROGRA~3\rmafc2g\HTCTL32.DLL	wscript.exe
File opened for modification	C:\PROGRA~3\rmafc2g\msvcr100.dll	wscript.exe
File created	C:\PROGRA~3\rmafc2g\cksini (2).exe	wscript.exe
File opened for modification	C:\PROGRA~3\rmafc2g\nskbfltr.inf	wscript.exe
File opened for modification	C:\PROGRA~3\rmafc2g\cksini (2).exe	wscript.exe
File created	C:\PROGRA~3\rmafc2g\client32.exe	wscript.exe
File opened for modification	C:\PROGRA~3\rmafc2g\client32.ini	wscript.exe
File created	C:\PROGRA~3\rmafc2g\msvcr100.dll	wscript.exe
File opened for modification	C:\PROGRA~3\rmafc2g\pcicapi.dll	wscript.exe
File opened for modification	C:\PROGRA~3\rmafc2g\TCCTL32.DLL	wscript.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

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

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	client32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeSecurityPrivilege	2332	client32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2332	client32.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2728 wrote to memory of 2332	2728	wscript.exe	31
PID 2728 wrote to memory of 2332	2728	wscript.exe	31
PID 2728 wrote to memory of 2332	2728	wscript.exe	31
PID 2728 wrote to memory of 2332	2728	wscript.exe	31

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012
Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\Payment_147.js
1⤵
- Blocklisted process makes network request
- Deletes itself
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2728
- C:\ProgramData\rmafc2g\client32.exe
  "C:\ProgramData\rmafc2g\client32.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  PID:2332

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\PROGRA~3\rmafc2g.zip

Filesize
2.2MB

MD5
d033258631c7c640c40660909a4eff5a

SHA1
98b50cb5c66fd86aa0a76c3b92976a2423489a7a

SHA256
1394bde6dfa6e9f1b20492b67b3dddaf12ffab4699b581f48ec55245fa75841f

SHA512
49d1b540b3351f3cf4c649b0f1d6b362229b2bd650f5db631024cc668e3dde2c3984d081e1d7dcc7853bd5afb5912b0bfa70a98024de7722708b86156b47e181

Download Submit
C:\ProgramData\rmafc2g\HTCTL32.DLL

Filesize
320KB

MD5
c94005d2dcd2a54e40510344e0bb9435

SHA1
55b4a1620c5d0113811242c20bd9870a1e31d542

SHA256
3c072532bf7674d0c5154d4d22a9d9c0173530c0d00f69911cdbc2552175d899

SHA512
2e6f673864a54b1dcad9532ef9b18a9c45c0844f1f53e699fade2f41e43fa5cbc9b8e45e6f37b95f84cf6935a96fba2950ee3e0e9542809fd288fefba34ddd6a

Download Submit
C:\ProgramData\rmafc2g\MSVCR100.dll

Filesize
755KB

MD5
0e37fbfa79d349d672456923ec5fbbe3

SHA1
4e880fc7625ccf8d9ca799d5b94ce2b1e7597335

SHA256
8793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18

SHA512
2bea9bd528513a3c6a54beac25096ee200a4e6ccfc2a308ae9cfd1ad8738e2e2defd477d59db527a048e5e9a4fe1fc1d771701de14ef82b4dbcdc90df0387630

Download Submit
C:\ProgramData\rmafc2g\NSM.LIC

Filesize
195B

MD5
e9609072de9c29dc1963be208948ba44

SHA1
03bbe27d0d1ba651ff43363587d3d6d2e170060f

SHA256
dc6a52ad6d637eb407cc060e98dfeedcca1167e7f62688fb1c18580dd1d05747

SHA512
f0e26aa63b0c7f1b31074b9d6eef88d0cfbc467f86b12205cb539a45b0352e77ce2f99f29baeab58960a197714e72289744143ba17975699d058fe75d978dfd0

Download Submit
C:\ProgramData\rmafc2g\PCICL32.dll

Filesize
3.6MB

MD5
d3d39180e85700f72aaae25e40c125ff

SHA1
f3404ef6322f5c6e7862b507d05b8f4b7f1c7d15

SHA256
38684adb2183bf320eb308a96cdbde8d1d56740166c3e2596161f42a40fa32d5

SHA512
471ac150e93a182d135e5483d6b1492f08a49f5ccab420732b87210f2188be1577ceaaee4ce162a7acceff5c17cdd08dc51b1904228275f6bbde18022ec79d2f

Download Submit
C:\ProgramData\rmafc2g\client32.exe

Filesize
101KB

MD5
c4f1b50e3111d29774f7525039ff7086

SHA1
57539c95cba0986ec8df0fcdea433e7c71b724c6

SHA256
18df68d1581c11130c139fa52abb74dfd098a9af698a250645d6a4a65efcbf2d

SHA512
005db65cedaaccc85525fb3cdab090054bb0bb9cc8c37f8210ec060f490c64945a682b5dd5d00a68ac2b8c58894b6e7d938acaa1130c1cc5667e206d38b942c5

Download Submit
C:\ProgramData\rmafc2g\client32.ini

Filesize
673B

MD5
09d7449585729adaaa29f0041ecec48d

SHA1
bbc92d987840035347cede33d8ac78676f7a564f

SHA256
8c86524231255266fa3dec02ddb62ac558efc8662609c1e43f37a8f4586ee693

SHA512
8769b1afba4608cd1cf7151786716727ff8b77757679699658a31b2cd88667b0f657ee3fa05a18c984cd8e3e44eefe3de836c83271c5a89cda7dfa8a4fcfbe16

Download Submit
C:\ProgramData\rmafc2g\pcicapi.dll

Filesize
32KB

MD5
34dfb87e4200d852d1fb45dc48f93cfc

SHA1
35b4e73fb7c8d4c3fefb90b7e7dc19f3e653c641

SHA256
2d6c6200508c0797e6542b195c999f3485c4ef76551aa3c65016587788ba1703

SHA512
f5bb4e700322cbaa5069244812a9b6ce6899ce15b4fd6384a3e8be421e409e4526b2f67fe210394cd47c4685861faf760eff9af77209100b82b2e0655581c9b2

Download Submit
C:\ProgramData\rmafc2g\pcichek.dll

Filesize
18KB

MD5
104b30fef04433a2d2fd1d5f99f179fe

SHA1
ecb08e224a2f2772d1e53675bedc4b2c50485a41

SHA256
956b9fa960f913cce3137089c601f3c64cc24c54614b02bba62abb9610a985dd

SHA512
5efcaa8c58813c3a0a6026cd7f3b34ad4fb043fd2d458db2e914429be2b819f1ac74e2d35e4439601cf0cb50fcdcafdcf868da328eaaeec15b0a4a6b8b2c218f

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads