netsupport | 64356e6b4781925ef940695d869a826dc229e911919faf8729d8dfb34f31e61a

Analysis

max time kernel
133s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2024 14:03

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General

Target

file.exe
Size

2.2MB
MD5

a3cea314d888a08b79002656a9f4b927
SHA1

396b9f96219785f0c80c69703dc623c23554affc
SHA256

64356e6b4781925ef940695d869a826dc229e911919faf8729d8dfb34f31e61a
SHA512

a279ce78302acb55f97181cf1bcd80982ca794995273af971c027fbb63b8ed7db14007ae0f84001d3a8b0502ca556cedb9ed4d6e95925bf853c2993f028b078d
SSDEEP

49152:kDjlabwz9F+H1Zf8NNbTfvaw2EheBgtpsDf5Log8nUQkFG534txeqJ:0qwPk1ZfWhvcEhQGa178UnFdJ

Score

10^/10

netsupport discovery persistence rat

Malware Config

Signatures

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

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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	file.exe

Executes dropped EXE 2 IoCs

pid	Process
1292	shv.exe
1140	shv.exe

Loads dropped DLL 10 IoCs

pid	Process
1292	shv.exe
1292	shv.exe
1292	shv.exe
1140	shv.exe
1140	shv.exe
1292	shv.exe
1140	shv.exe
1140	shv.exe
1292	shv.exe
1140	shv.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Netstat = "C:\\Users\\Public\\Netstat\\shv.exe"	reg.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Netstat = "C:\\Users\\Public\\Netstat\\shv.exe"	reg.exe

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 2 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	shv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	shv.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeSecurityPrivilege	1140	shv.exe
Token: SeSecurityPrivilege	1292	shv.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1140	shv.exe
1292	shv.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1956 wrote to memory of 5064	1956	file.exe	83
PID 1956 wrote to memory of 5064	1956	file.exe	83
PID 5064 wrote to memory of 2752	5064	cmd.exe	86
PID 5064 wrote to memory of 2752	5064	cmd.exe	86
PID 5064 wrote to memory of 2280	5064	cmd.exe	87
PID 5064 wrote to memory of 2280	5064	cmd.exe	87
PID 5064 wrote to memory of 1292	5064	cmd.exe	88
PID 5064 wrote to memory of 1292	5064	cmd.exe	88
PID 5064 wrote to memory of 1292	5064	cmd.exe	88
PID 5064 wrote to memory of 3520	5064	cmd.exe	89
PID 5064 wrote to memory of 3520	5064	cmd.exe	89
PID 5064 wrote to memory of 836	5064	cmd.exe	90
PID 5064 wrote to memory of 836	5064	cmd.exe	90
PID 5064 wrote to memory of 1140	5064	cmd.exe	91
PID 5064 wrote to memory of 1140	5064	cmd.exe	91
PID 5064 wrote to memory of 1140	5064	cmd.exe	91

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1956
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Public\Netstat\netsup.bat" "
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5064
- - C:\Windows\system32\reg.exe
    REG ADD "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Netstat" /t REG_SZ /F /D "C:\Users\Public\Netstat\shv.exe"
    3⤵
    - Adds Run key to start application
    PID:2752
- - C:\Windows\system32\reg.exe
    REG ADD "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /V "Netstat" /t REG_SZ /F /D "C:\Users\Public\Netstat\shv.exe"
    3⤵
    - Adds Run key to start application
    PID:2280
- - C:\Users\Public\Netstat\shv.exe
    C:\Users\Public\Netstat\shv.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of FindShellTrayWindow
    PID:1292
- - C:\Windows\system32\reg.exe
    REG ADD "HKCU\SOFTWARE\Software\Supservice\Run" /V "Netstat" /t REG_SZ /F /D "C:\Users\Public\Netstat\shv.exe"
    3⤵
    PID:3520
- - C:\Windows\system32\reg.exe
    REG ADD "HKCU\SOFTWARE\Software\Supservice\Run" /V "Netstat" /t REG_SZ /F /D "C:\Users\Public\Netstat\shv.exe"
    3⤵
    PID:836
- - C:\Users\Public\Netstat\shv.exe
    C:\Users\Public\Netstat\shv.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of FindShellTrayWindow
    PID:1140

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Public\Netstat\HTCTL32.DLL

Filesize
320KB

MD5
2d3b207c8a48148296156e5725426c7f

SHA1
ad464eb7cf5c19c8a443ab5b590440b32dbc618f

SHA256
edfe2b923bfb5d1088de1611401f5c35ece91581e71503a5631647ac51f7d796

SHA512
55c791705993b83c9b26a8dbd545d7e149c42ee358ecece638128ee271e85b4fdbfd6fbae61d13533bf39ae752144e2cc2c5edcda955f18c37a785084db0860c

Download Submit
C:\Users\Public\Netstat\NSM.LIC

Filesize
257B

MD5
7067af414215ee4c50bfcd3ea43c84f0

SHA1
c331d410672477844a4ca87f43a14e643c863af9

SHA256
2050cc232710a2ea6a207bc78d1eac66a4042f2ee701cdfeee5de3ddcdc31d12

SHA512
17b888087192bcea9f56128d0950423b1807e294d1c4f953d1bf0f5bd08e5f8e35afeee584ebf9233bfc44e0723db3661911415798159ac118c8a42aaf0b902f

Download Submit
C:\Users\Public\Netstat\PCICHEK.DLL

Filesize
18KB

MD5
a0b9388c5f18e27266a31f8c5765b263

SHA1
906f7e94f841d464d4da144f7c858fa2160e36db

SHA256
313117e723dda6ea3911faacd23f4405003fb651c73de8deff10b9eb5b4a058a

SHA512
6051a0b22af135b4433474dc7c6f53fb1c06844d0a30ed596a3c6c80644df511b023e140c4878867fa2578c79695fac2eb303aea87c0ecfc15a4ad264bd0b3cd

Download Submit
C:\Users\Public\Netstat\PCICL32.dll

Filesize
3.6MB

MD5
00587238d16012152c2e951a087f2cc9

SHA1
c4e27a43075ce993ff6bb033360af386b2fc58ff

SHA256
63aa18c32af7144156e7ee2d5ba0fa4f5872a7deb56894f6f96505cbc9afe6f8

SHA512
637950a1f78d3f3d02c30a49a16e91cf3dfccc59104041876789bd7fdf9224d187209547766b91404c67319e13d1606da7cec397315495962cbf3e2ccd5f1226

Download Submit
C:\Users\Public\Netstat\client32.ini

Filesize
700B

MD5
5778abd7cf2e8039239cd5982281d61a

SHA1
9aa6e80a115343a100031c9473fc6a071eefd07e

SHA256
0bd4dc8b66c588f715b117021ef14c959e396f5cc6041f885f0d121401bc267a

SHA512
dc01567d881d48554732747a286ac9a95ef095b4cb860f384b85636b160778c9efe366f53550b74d9ddf504b293f03bbb252e5247f03490e4567ad142def6e0a

Download Submit
C:\Users\Public\Netstat\msvcr100.dll

Filesize
755KB

MD5
0e37fbfa79d349d672456923ec5fbbe3

SHA1
4e880fc7625ccf8d9ca799d5b94ce2b1e7597335

SHA256
8793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18

SHA512
2bea9bd528513a3c6a54beac25096ee200a4e6ccfc2a308ae9cfd1ad8738e2e2defd477d59db527a048e5e9a4fe1fc1d771701de14ef82b4dbcdc90df0387630

Download Submit
C:\Users\Public\Netstat\netsup.bat

Filesize
519B

MD5
b50d05f1710cd8674db0ae8207722dd0

SHA1
9896143256fb62f915ea41d8001ad10bc66d99bb

SHA256
f4a4726fdf39d43807ed2786bb9b2f881c8c7c8b666e14a96f7b2239c7a4bedd

SHA512
3d57684675904055ea3baae6e343f5b5a068104ebf97edfa28687a18855b3f5173847b9283c704636a457b434ca3acb9d27a4075ecbcd1e5f6a2735b1e444d04

Download Submit
C:\Users\Public\Netstat\pcicapi.dll

Filesize
32KB

MD5
dcde2248d19c778a41aa165866dd52d0

SHA1
7ec84be84fe23f0b0093b647538737e1f19ebb03

SHA256
9074fd40ea6a0caa892e6361a6a4e834c2e51e6e98d1ffcda7a9a537594a6917

SHA512
c5d170d420f1aeb9bcd606a282af6e8da04ae45c83d07faaacb73ff2e27f4188b09446ce508620124f6d9b447a40a23620cfb39b79f02b04bb9e513866352166

Download Submit
C:\Users\Public\Netstat\shv.exe

Filesize
103KB

MD5
8d9709ff7d9c83bd376e01912c734f0a

SHA1
e3c92713ce1d7eaa5e2b1fabeb06cdc0bb499294

SHA256
49a568f8ac11173e3a0d76cff6bc1d4b9bdf2c35c6d8570177422f142dcfdbe3

SHA512
042ad89ed2e15671f5df67766d11e1fa7ada8241d4513e7c8f0d77b983505d63ebfb39fefa590a2712b77d7024c04445390a8bf4999648f83dbab6b0f04eb2ee

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads