netsupport | 536dcfe1281c77a91c68cd32c71d861af28152bf8c7d24791ab5ae35d00b1a36

Analysis

max time kernel
142s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
04-08-2023 18:53

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General

Target

536dcfe1281c77a91c68cd32c71d861af28152bf8c7d24791ab5ae35d00b1a36.exe
Size

2.1MB
MD5

c94eff4a0c5bdac49eaba7dd5136ef85
SHA1

5a1338a353311d8a65369a5baddf5b4d0c92fe5f
SHA256

536dcfe1281c77a91c68cd32c71d861af28152bf8c7d24791ab5ae35d00b1a36
SHA512

edb4bf474cadfc03f82d33d04d6bda666df8650d5a95a9bad6e91ba2d714d7ed5948ab470265e4cfaff83e86c68087115bd895af9a3432f0e2a0589d4cb7f811
SSDEEP

24576:Odh179KshENVOrFU+Wabtg/9OPqlp+d5ZIAIYajXwPtZ+PJ5Gv04+7IMm93RYEA+:ABTXXREkPWgd0ljyz+PJImKhNAuCgD

Score

10^/10

netsupport rat

Malware Config

Signatures

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

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\autoupdate1833.ini.lnk	536dcfe1281c77a91c68cd32c71d861af28152bf8c7d24791ab5ae35d00b1a36.exe

Executes dropped EXE 1 IoCs

pid	Process
1148	client32.exe

Loads dropped DLL 5 IoCs

pid	Process
1148	client32.exe
1148	client32.exe
1148	client32.exe
1148	client32.exe
1148	client32.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeSecurityPrivilege	1148	client32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1148	client32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2848 wrote to memory of 1148	2848	536dcfe1281c77a91c68cd32c71d861af28152bf8c7d24791ab5ae35d00b1a36.exe	81
PID 2848 wrote to memory of 1148	2848	536dcfe1281c77a91c68cd32c71d861af28152bf8c7d24791ab5ae35d00b1a36.exe	81
PID 2848 wrote to memory of 1148	2848	536dcfe1281c77a91c68cd32c71d861af28152bf8c7d24791ab5ae35d00b1a36.exe	81

C:\Users\Admin\AppData\Local\Temp\536dcfe1281c77a91c68cd32c71d861af28152bf8c7d24791ab5ae35d00b1a36.exe
"C:\Users\Admin\AppData\Local\Temp\536dcfe1281c77a91c68cd32c71d861af28152bf8c7d24791ab5ae35d00b1a36.exe"
1⤵
- Drops startup file
- Suspicious use of WriteProcessMemory
PID:2848
- C:\Users\Admin\AppData\Roaming\supportwin1923\client32.exe
  "C:\Users\Admin\AppData\Roaming\supportwin1923\client32.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  PID:1148

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\supportwin1923\HTCTL32.DLL

Filesize
316KB

MD5
051cdb6ac8e168d178e35489b6da4c74

SHA1
38c171457d160f8a6f26baa668f5c302f6c29cd1

SHA256
6562585009f15155eea9a489e474cebc4dd2a01a26d846fdd1b93fdc24b0c269

SHA512
602ab9999f7164a2d1704f712d8a622d69148eefe9a380c30bc8b310eadedf846ce6ae7940317437d5da59404d141dc2d1e0c3f954ca4ac7ae3497e56fcb4e36

Download Submit
C:\Users\Admin\AppData\Roaming\supportwin1923\HTCTL32.DLL

Filesize
316KB

MD5
051cdb6ac8e168d178e35489b6da4c74

SHA1
38c171457d160f8a6f26baa668f5c302f6c29cd1

SHA256
6562585009f15155eea9a489e474cebc4dd2a01a26d846fdd1b93fdc24b0c269

SHA512
602ab9999f7164a2d1704f712d8a622d69148eefe9a380c30bc8b310eadedf846ce6ae7940317437d5da59404d141dc2d1e0c3f954ca4ac7ae3497e56fcb4e36

Download Submit
C:\Users\Admin\AppData\Roaming\supportwin1923\MSVCR100.dll

Filesize
755KB

MD5
0e37fbfa79d349d672456923ec5fbbe3

SHA1
4e880fc7625ccf8d9ca799d5b94ce2b1e7597335

SHA256
8793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18

SHA512
2bea9bd528513a3c6a54beac25096ee200a4e6ccfc2a308ae9cfd1ad8738e2e2defd477d59db527a048e5e9a4fe1fc1d771701de14ef82b4dbcdc90df0387630

Download Submit
C:\Users\Admin\AppData\Roaming\supportwin1923\NSM.LIC

Filesize
260B

MD5
86b910b9741bfdcec9f592c2060afe78

SHA1
76e22460efb4d5e35eda0aa7c49dddf4f78ec64b

SHA256
c1d73aac9e98e4e10f8252fb59a02882527238117e47d718045591659d57e80c

SHA512
cbbc871500c84aead366abfc0baaa1d9e0d8452e34606e343c2a9b654655020fa98fc3f1c4cdc8a7398ffed801146b62d811fcefb17aba7dede401c80c1142ad

Download Submit
C:\Users\Admin\AppData\Roaming\supportwin1923\PCICAPI.dll

Filesize
106KB

MD5
67c53a770390e8c038060a1921c20da9

SHA1
49e63af91169c8ce7ef7de3d6a6fb9f8f739fa3a

SHA256
2dfdc169dfc27462adc98dde39306de8d0526dcf4577a1a486c2eef447300689

SHA512
201e07dbccd83480d6c4d8562e6d0a9e4c52ed12895f0b91d875c2bbcc50b3b1802e11e5e829c948be302bf98ebde7fb2a99476065d1709b3bdbcd5d59a1612d

Download Submit
C:\Users\Admin\AppData\Roaming\supportwin1923\PCICHEK.DLL

Filesize
14KB

MD5
3aabcd7c81425b3b9327a2bf643251c6

SHA1
ea841199baa7307280fc9e4688ac75e5624f2181

SHA256
0cff893b1e7716d09fb74b7a0313b78a09f3f48c586d31fc5f830bd72ce8331f

SHA512
97605b07be34948541462000345f1e8f9a9134d139448d4f331cefeeca6dad51c025fcab09d182b86e5a4a8e2f9412b3745ec86b514b0523497c821cb6b8c592

Download Submit
C:\Users\Admin\AppData\Roaming\supportwin1923\PCICL32.DLL

Filesize
3.3MB

MD5
e7b92529ea10176fe35ba73fa4edef74

SHA1
fc5b325d433cde797f6ad0d8b1305d6fb16d4e34

SHA256
b6d4ad0231941e0637485ac5833e0fdc75db35289b54e70f3858b70d36d04c80

SHA512
fb3a70e87772c1fb386ad8def6c7bdf325b8d525355d4386102649eb2d61f09ce101fce37ccc1f44d5878e604e2e426d96618e836367ab460cae01f627833517

Download Submit
C:\Users\Admin\AppData\Roaming\supportwin1923\PCICL32.dll

Filesize
3.3MB

MD5
e7b92529ea10176fe35ba73fa4edef74

SHA1
fc5b325d433cde797f6ad0d8b1305d6fb16d4e34

SHA256
b6d4ad0231941e0637485ac5833e0fdc75db35289b54e70f3858b70d36d04c80

SHA512
fb3a70e87772c1fb386ad8def6c7bdf325b8d525355d4386102649eb2d61f09ce101fce37ccc1f44d5878e604e2e426d96618e836367ab460cae01f627833517

Download Submit
C:\Users\Admin\AppData\Roaming\supportwin1923\client32.exe

Filesize
101KB

MD5
c4f1b50e3111d29774f7525039ff7086

SHA1
57539c95cba0986ec8df0fcdea433e7c71b724c6

SHA256
18df68d1581c11130c139fa52abb74dfd098a9af698a250645d6a4a65efcbf2d

SHA512
005db65cedaaccc85525fb3cdab090054bb0bb9cc8c37f8210ec060f490c64945a682b5dd5d00a68ac2b8c58894b6e7d938acaa1130c1cc5667e206d38b942c5

Download Submit
C:\Users\Admin\AppData\Roaming\supportwin1923\client32.exe

Filesize
101KB

MD5
c4f1b50e3111d29774f7525039ff7086

SHA1
57539c95cba0986ec8df0fcdea433e7c71b724c6

SHA256
18df68d1581c11130c139fa52abb74dfd098a9af698a250645d6a4a65efcbf2d

SHA512
005db65cedaaccc85525fb3cdab090054bb0bb9cc8c37f8210ec060f490c64945a682b5dd5d00a68ac2b8c58894b6e7d938acaa1130c1cc5667e206d38b942c5

Download Submit
C:\Users\Admin\AppData\Roaming\supportwin1923\client32.exe

Filesize
101KB

MD5
c4f1b50e3111d29774f7525039ff7086

SHA1
57539c95cba0986ec8df0fcdea433e7c71b724c6

SHA256
18df68d1581c11130c139fa52abb74dfd098a9af698a250645d6a4a65efcbf2d

SHA512
005db65cedaaccc85525fb3cdab090054bb0bb9cc8c37f8210ec060f490c64945a682b5dd5d00a68ac2b8c58894b6e7d938acaa1130c1cc5667e206d38b942c5

Download Submit
C:\Users\Admin\AppData\Roaming\supportwin1923\client32.ini

Filesize
656B

MD5
be7d5a372d51541f5277f56d944cd802

SHA1
14c659ef438035685737f0d223418dd5ecdc92b4

SHA256
9afddd4594cad673ed6fe5ed4744836f4647ce29b599accc38c606357287c6f5

SHA512
e7d7dcc86b4286af3ef63a42a7e5b53383f9aaf2267201da890ee5f841af4e04d63788536109b93cda646f5917e6b6a671beab8ea5de508e6391753a30055795

Download Submit
C:\Users\Admin\AppData\Roaming\supportwin1923\msvcr100.dll

Filesize
755KB

MD5
0e37fbfa79d349d672456923ec5fbbe3

SHA1
4e880fc7625ccf8d9ca799d5b94ce2b1e7597335

SHA256
8793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18

SHA512
2bea9bd528513a3c6a54beac25096ee200a4e6ccfc2a308ae9cfd1ad8738e2e2defd477d59db527a048e5e9a4fe1fc1d771701de14ef82b4dbcdc90df0387630

Download Submit
C:\Users\Admin\AppData\Roaming\supportwin1923\pcicapi.dll

Filesize
106KB

MD5
67c53a770390e8c038060a1921c20da9

SHA1
49e63af91169c8ce7ef7de3d6a6fb9f8f739fa3a

SHA256
2dfdc169dfc27462adc98dde39306de8d0526dcf4577a1a486c2eef447300689

SHA512
201e07dbccd83480d6c4d8562e6d0a9e4c52ed12895f0b91d875c2bbcc50b3b1802e11e5e829c948be302bf98ebde7fb2a99476065d1709b3bdbcd5d59a1612d

Download Submit
C:\Users\Admin\AppData\Roaming\supportwin1923\pcichek.dll

Filesize
14KB

MD5
3aabcd7c81425b3b9327a2bf643251c6

SHA1
ea841199baa7307280fc9e4688ac75e5624f2181

SHA256
0cff893b1e7716d09fb74b7a0313b78a09f3f48c586d31fc5f830bd72ce8331f

SHA512
97605b07be34948541462000345f1e8f9a9134d139448d4f331cefeeca6dad51c025fcab09d182b86e5a4a8e2f9412b3745ec86b514b0523497c821cb6b8c592

Download Submit