netsupport | 5c059a6d583afa2014badd301e7bb48a1b9d65ad64f9f91a334daeba23ba7828

General

Target

5c059a6d583afa2014badd301e7bb48a1b9d65ad64f9f91a334daeba23ba7828.exe
Size

5.8MB
MD5

12afc85150014805837509fcfc32b84d
SHA1

e9d2a1937a953994e49f47d766f3aad210a7ea24
SHA256

5c059a6d583afa2014badd301e7bb48a1b9d65ad64f9f91a334daeba23ba7828
SHA512

e531993a901f418d60a10c70e3f32a47955da11462f8c9a9025c09078c0ffec7cc697bc9dbd98c020650735d53bf5eb4bf666abcc68bdab96130aa2163517e75
SSDEEP

98304:qd/eb1j56MtaOMMsiz8Y9fxLOIWw/ltGs0A8NZpcl+t9mjb6eZUpVbuhKm4LwalY:qd/eb1j56ibMMsA8YzOIWwp8NZp79k6F

Score

10^/10

netsupport discovery 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-1-5-21-1062200478-553497403-3857448183-1000\Control Panel\International\Geo\Nation	5c059a6d583afa2014badd301e7bb48a1b9d65ad64f9f91a334daeba23ba7828.exe

Executes dropped EXE 1 IoCs

pid	Process
5412	client32.exe

Loads dropped DLL 6 IoCs

pid	Process
5412	client32.exe
5412	client32.exe
5412	client32.exe
5412	client32.exe
5412	client32.exe
5412	client32.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 3 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	5c059a6d583afa2014badd301e7bb48a1b9d65ad64f9f91a334daeba23ba7828.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	client32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
1172	schtasks.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeSecurityPrivilege	5412	client32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5412	client32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3296 wrote to memory of 1172	3296	5c059a6d583afa2014badd301e7bb48a1b9d65ad64f9f91a334daeba23ba7828.exe	91
PID 3296 wrote to memory of 1172	3296	5c059a6d583afa2014badd301e7bb48a1b9d65ad64f9f91a334daeba23ba7828.exe	91
PID 3296 wrote to memory of 1172	3296	5c059a6d583afa2014badd301e7bb48a1b9d65ad64f9f91a334daeba23ba7828.exe	91
PID 3296 wrote to memory of 5412	3296	5c059a6d583afa2014badd301e7bb48a1b9d65ad64f9f91a334daeba23ba7828.exe	93
PID 3296 wrote to memory of 5412	3296	5c059a6d583afa2014badd301e7bb48a1b9d65ad64f9f91a334daeba23ba7828.exe	93
PID 3296 wrote to memory of 5412	3296	5c059a6d583afa2014badd301e7bb48a1b9d65ad64f9f91a334daeba23ba7828.exe	93

C:\Users\Admin\AppData\Local\Temp\5c059a6d583afa2014badd301e7bb48a1b9d65ad64f9f91a334daeba23ba7828.exe
"C:\Users\Admin\AppData\Local\Temp\5c059a6d583afa2014badd301e7bb48a1b9d65ad64f9f91a334daeba23ba7828.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3296
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\system32\schtasks.exe" /create /sc ONLOGON /tn "GDriveClient" /tr "C:\Users\Admin\AppData\Local\GDriveClient\client32.exe" /RL HIGHEST
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1172
- C:\Users\Admin\AppData\Local\GDriveClient\client32.exe
  C:\Users\Admin\AppData\Local\GDriveClient\client32.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  PID:5412

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\GDriveClient\HTCTL32.DLL

Filesize
320KB

MD5
2d3b207c8a48148296156e5725426c7f

SHA1
ad464eb7cf5c19c8a443ab5b590440b32dbc618f

SHA256
edfe2b923bfb5d1088de1611401f5c35ece91581e71503a5631647ac51f7d796

SHA512
55c791705993b83c9b26a8dbd545d7e149c42ee358ecece638128ee271e85b4fdbfd6fbae61d13533bf39ae752144e2cc2c5edcda955f18c37a785084db0860c

Download Submit
C:\Users\Admin\AppData\Local\GDriveClient\MSVCR100.dll

Filesize
755KB

MD5
0e37fbfa79d349d672456923ec5fbbe3

SHA1
4e880fc7625ccf8d9ca799d5b94ce2b1e7597335

SHA256
8793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18

SHA512
2bea9bd528513a3c6a54beac25096ee200a4e6ccfc2a308ae9cfd1ad8738e2e2defd477d59db527a048e5e9a4fe1fc1d771701de14ef82b4dbcdc90df0387630

Download Submit
C:\Users\Admin\AppData\Local\GDriveClient\NSM.LIC

Filesize
256B

MD5
f4a44ffdbb50ca24262e067929119436

SHA1
f42ee7c0ca8615f575258dc6f572cd0ef6b2a906

SHA256
528a987ff34ec84548f8ef817b1910e3cf866ae66ae921c256a3fb61c79212c9

SHA512
a14402550ed434dbfae09b743ace1565c258d8a6de7b54a8f6987bad3b44abf4a3c8e3dfa0f70849880a13cde3ef9f3d759c857afed894e1d304e074381b42f9

Download Submit
C:\Users\Admin\AppData\Local\GDriveClient\PCICHEK.DLL

Filesize
18KB

MD5
a0b9388c5f18e27266a31f8c5765b263

SHA1
906f7e94f841d464d4da144f7c858fa2160e36db

SHA256
313117e723dda6ea3911faacd23f4405003fb651c73de8deff10b9eb5b4a058a

SHA512
6051a0b22af135b4433474dc7c6f53fb1c06844d0a30ed596a3c6c80644df511b023e140c4878867fa2578c79695fac2eb303aea87c0ecfc15a4ad264bd0b3cd

Download Submit
C:\Users\Admin\AppData\Local\GDriveClient\PCICL32.dll

Filesize
3.3MB

MD5
9fd51c744919c5970c9e36ce157e24e5

SHA1
7d8a27a7b1b8ed3018daba5c042f9afa7dceacf4

SHA256
26be62e3e4f391f0846de757b7f1c0f94307c90d4912c02a9219e334db97b265

SHA512
018cad3a4fad73ffca43e30772e45c58ddf1bc0822c2b12ba8b76c4ed74a073c750667278554ec3abd11ffe833d80b8b27cfd707831500b16bcc064f8d765cb4

Download Submit
C:\Users\Admin\AppData\Local\GDriveClient\client32.exe

Filesize
117KB

MD5
a384eb33be4f98c4df33ac1b99d1c417

SHA1
94d786cd03f8dff56e4f97f5817894c482d5f6fa

SHA256
3acc40334ef86fd0422fb386ca4fb8836c4fa0e722a5fcfa0086b9182127c1d7

SHA512
c2ed6c0eec3922002ea55904bd935c54bcd317b5b3268dc4f02b0f0286bf0b54a4c23c834cf2e63e25de7f71244406aeca6801ad3794355432971f922583667d

Download Submit
C:\Users\Admin\AppData\Local\GDriveClient\client32.ini

Filesize
711B

MD5
ea380446772c97ea7f1590d9694fe505

SHA1
50e1ae8ed7c7d5e01207737f16fa5a464a62f3fd

SHA256
d7b15badf610e16c6edda97a4b1ebf14919042dc4fa793d3192ba92d5f61effb

SHA512
a0448d7477dcb533567b12a81e230cf33c59fd6bf20f614156ae65f8289a98261aa48b1a14fcb533982b2e8136b5511e4933e45a76f9b4ba5092405b66f110a9

Download Submit
C:\Users\Admin\AppData\Local\GDriveClient\pcicapi.dll

Filesize
32KB

MD5
dcde2248d19c778a41aa165866dd52d0

SHA1
7ec84be84fe23f0b0093b647538737e1f19ebb03

SHA256
9074fd40ea6a0caa892e6361a6a4e834c2e51e6e98d1ffcda7a9a537594a6917

SHA512
c5d170d420f1aeb9bcd606a282af6e8da04ae45c83d07faaacb73ff2e27f4188b09446ce508620124f6d9b447a40a23620cfb39b79f02b04bb9e513866352166

Download Submit
memory/3296-1-0x0000000004610000-0x00000000062D4000-memory.dmp

Filesize
28.8MB

Download
memory/3296-5-0x0000000002950000-0x0000000004610000-memory.dmp

Filesize
28.8MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads