netsupport | a60f3cfa331d387f6c6f704f97320d7743d28fa3499eae89422bba890036e2a1

Analysis

max time kernel
146s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
09/07/2022, 06:06

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General

Target
b608fe477d5b4a3b47a7a9295b45122f.exe
Size 2.5MB
Sample220709-gtqvpsehc4
SHA256 a60f3cfa331d387f6c6f704f97320d7743d28fa3499eae89422bba890036e2a1
MD5 b608fe477d5b4a3b47a7a9295b45122f
SHA1 74491144ce4fe8afa80a3ea68a7e639b0385a669
SHA512 9d3672574ae54b7c99c81d9495fe0896f0d6c465157dc6647bcf008e4577c016a409a9cde264a4b0f75d04dd2a45a24910381d614ff8ea9e2013284350fadd1b
MD5 SHA1 SHA512

Score

10^/10

netsupport rat

Malware Config

Signatures

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

Executes dropped EXE 1 IoCs

pid	Process
1396	client32.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-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation	b608fe477d5b4a3b47a7a9295b45122f.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\autorunings.ini.lnk	b608fe477d5b4a3b47a7a9295b45122f.exe

Loads dropped DLL 5 IoCs

pid	Process
1396	client32.exe
1396	client32.exe
1396	client32.exe
1396	client32.exe
1396	client32.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeSecurityPrivilege	1396	client32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1396	client32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3764 wrote to memory of 1396	3764	b608fe477d5b4a3b47a7a9295b45122f.exe	79
PID 3764 wrote to memory of 1396	3764	b608fe477d5b4a3b47a7a9295b45122f.exe	79
PID 3764 wrote to memory of 1396	3764	b608fe477d5b4a3b47a7a9295b45122f.exe	79

C:\Users\Admin\AppData\Local\Temp\b608fe477d5b4a3b47a7a9295b45122f.exe
"C:\Users\Admin\AppData\Local\Temp\b608fe477d5b4a3b47a7a9295b45122f.exe"
1⤵
- Checks computer location settings
- Drops startup file
- Suspicious use of WriteProcessMemory
PID:3764
- C:\Users\Admin\AppData\Roaming\WinSupUpdate\client32.exe
  "C:\Users\Admin\AppData\Roaming\WinSupUpdate\client32.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  PID:1396

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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

HTCTL32.DLL

Path C:\Users\Admin\AppData\Roaming\WinSupUpdate\HTCTL32.DLL
Size 320KB
SHA256 3c072532bf7674d0c5154d4d22a9d9c0173530c0d00f69911cdbc2552175d899
MD5 c94005d2dcd2a54e40510344e0bb9435
SHA1 55b4a1620c5d0113811242c20bd9870a1e31d542
SHA512 2e6f673864a54b1dcad9532ef9b18a9c45c0844f1f53e699fade2f41e43fa5cbc9b8e45e6f37b95f84cf6935a96fba2950ee3e0e9542809fd288fefba34ddd6a
SSDEEP 6144:Hib5YbsXPKXd6ppGpwpbGf30IVFpSzyaHx3/4aY5dUilQpAf84lH0JYBAnM1OKB:Hib5YbsXioEgULFpSzya9/lY5SilQCfR
MD5 SHA1 SHA512 SSDEEP

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HTCTL32.DLL

Path C:\Users\Admin\AppData\Roaming\WinSupUpdate\HTCTL32.DLL
Size 320KB
SHA256 3c072532bf7674d0c5154d4d22a9d9c0173530c0d00f69911cdbc2552175d899
MD5 c94005d2dcd2a54e40510344e0bb9435
SHA1 55b4a1620c5d0113811242c20bd9870a1e31d542
SHA512 2e6f673864a54b1dcad9532ef9b18a9c45c0844f1f53e699fade2f41e43fa5cbc9b8e45e6f37b95f84cf6935a96fba2950ee3e0e9542809fd288fefba34ddd6a
SSDEEP 6144:Hib5YbsXPKXd6ppGpwpbGf30IVFpSzyaHx3/4aY5dUilQpAf84lH0JYBAnM1OKB:Hib5YbsXioEgULFpSzya9/lY5SilQCfR
MD5 SHA1 SHA512 SSDEEP

Submit Download

MSVCR100.dll

Path C:\Users\Admin\AppData\Roaming\WinSupUpdate\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\WinSupUpdate\NSM.LIC
Size 252B
SHA256 72f19a95165798268aff5f8a8f53c0b8e29bd601ee0da70497cca2592d04bea4
MD5 b92efb48cd47f8cd6c4c9c703d70dae0
SHA1 4ea210c6684b1899f8249f274b1818f6c08915b1
SHA512 2f082923c8a0a677ff9d9abd2387eeff4101b982932f78bceff988965e9b4faa79e14ee8c3613773235df94211a6f1f2bae0bdd89a6fdb4befc9a677bbdb02fa
MD5 SHA1 SHA512

Submit Download

PCICHEK.DLL

Path C:\Users\Admin\AppData\Roaming\WinSupUpdate\PCICHEK.DLL
Size 18KB
SHA256 956b9fa960f913cce3137089c601f3c64cc24c54614b02bba62abb9610a985dd
MD5 104b30fef04433a2d2fd1d5f99f179fe
SHA1 ecb08e224a2f2772d1e53675bedc4b2c50485a41
SHA512 5efcaa8c58813c3a0a6026cd7f3b34ad4fb043fd2d458db2e914429be2b819f1ac74e2d35e4439601cf0cb50fcdcafdcf868da328eaaeec15b0a4a6b8b2c218f
SSDEEP 192:dogL7bo2t6n76RRHirmH/L7jtd3hfwjKd3hfwB7bjuZRvI:dogL7bo2YrmRTAKT0iTI
MD5 SHA1 SHA512 SSDEEP

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PCICL32.DLL

Path C:\Users\Admin\AppData\Roaming\WinSupUpdate\PCICL32.DLL
Size 3.6MB
SHA256 38684adb2183bf320eb308a96cdbde8d1d56740166c3e2596161f42a40fa32d5
MD5 d3d39180e85700f72aaae25e40c125ff
SHA1 f3404ef6322f5c6e7862b507d05b8f4b7f1c7d15
SHA512 471ac150e93a182d135e5483d6b1492f08a49f5ccab420732b87210f2188be1577ceaaee4ce162a7acceff5c17cdd08dc51b1904228275f6bbde18022ec79d2f
SSDEEP 49152:0KJKmPEYIPqxYdoF4OSvxmX3+m7OTqupa7HclSpTAyFMJa:0KJ/zIPq7F4fmXO8u6kS+y/
MD5 SHA1 SHA512 SSDEEP

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PCICL32.dll

Path C:\Users\Admin\AppData\Roaming\WinSupUpdate\PCICL32.dll
Size 3.6MB
SHA256 38684adb2183bf320eb308a96cdbde8d1d56740166c3e2596161f42a40fa32d5
MD5 d3d39180e85700f72aaae25e40c125ff
SHA1 f3404ef6322f5c6e7862b507d05b8f4b7f1c7d15
SHA512 471ac150e93a182d135e5483d6b1492f08a49f5ccab420732b87210f2188be1577ceaaee4ce162a7acceff5c17cdd08dc51b1904228275f6bbde18022ec79d2f
SSDEEP 49152:0KJKmPEYIPqxYdoF4OSvxmX3+m7OTqupa7HclSpTAyFMJa:0KJ/zIPq7F4fmXO8u6kS+y/
MD5 SHA1 SHA512 SSDEEP

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client32.exe

Path C:\Users\Admin\AppData\Roaming\WinSupUpdate\client32.exe
Size 109KB
SHA256 e4985a9739637aad4a409c95da33a1304dc17fd6ef9046159b27c0b137a57911
MD5 b2b27ccaded1db8ee341d5bd2c373044
SHA1 1d0f9ca17c0961eeabffc2ba54e16854a13c8a9d
SHA512 0987b11aa110ea6b6f4fe4361e587aff010508251644bdfb681a578fa4726fb56af039d55e0b74682fd7031414f665a98656186b220264c122a47d23751dcee1
SSDEEP 768:O5VZl6FhWr80/0fVtVriR9ri8fbktVtiriXiR3i:O90hG8fVPriPW8jkPsWXio
MD5 SHA1 SHA512 SSDEEP

Submit Download

client32.exe

Path C:\Users\Admin\AppData\Roaming\WinSupUpdate\client32.exe
Size 109KB
SHA256 e4985a9739637aad4a409c95da33a1304dc17fd6ef9046159b27c0b137a57911
MD5 b2b27ccaded1db8ee341d5bd2c373044
SHA1 1d0f9ca17c0961eeabffc2ba54e16854a13c8a9d
SHA512 0987b11aa110ea6b6f4fe4361e587aff010508251644bdfb681a578fa4726fb56af039d55e0b74682fd7031414f665a98656186b220264c122a47d23751dcee1
SSDEEP 768:O5VZl6FhWr80/0fVtVriR9ri8fbktVtiriXiR3i:O90hG8fVPriPW8jkPsWXio
MD5 SHA1 SHA512 SSDEEP

Submit Download

client32.ini

Path C:\Users\Admin\AppData\Roaming\WinSupUpdate\client32.ini
Size 922B
SHA256 972f42c6905cd81aaf300d95a8ac4b6e8a76f7a3c2729ea0a002e3e793ca7136
MD5 cb3399e1f648dd63be3605fa9d69993d
SHA1 1e8bb1770a7c58042b7ec2ad988c163aec3e7466
SHA512 0102453c16e220071d353ef59773f8203322aa446858ec1291d41a251a557c7b8be4a7814d6fbada35d2f679a29612f357c10c0e496b063924ff08ddf9d075cf
MD5 SHA1 SHA512

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msvcr100.dll

Path C:\Users\Admin\AppData\Roaming\WinSupUpdate\msvcr100.dll
Size 755KB
SHA256 8793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18
MD5 0e37fbfa79d349d672456923ec5fbbe3
SHA1 4e880fc7625ccf8d9ca799d5b94ce2b1e7597335
SHA512 2bea9bd528513a3c6a54beac25096ee200a4e6ccfc2a308ae9cfd1ad8738e2e2defd477d59db527a048e5e9a4fe1fc1d771701de14ef82b4dbcdc90df0387630
SSDEEP 12288:nMmCy3nAgPAxN9ueqix/HEmxsvGrif8ZSy+rdQw2QRAtd74/vmYK6H3BVoe3z:MmCy3KxW3ixPEmxsvGrm8Z6r+JQPzV7z
MD5 SHA1 SHA512 SSDEEP

Submit Download

pcicapi.dll

Path C:\Users\Admin\AppData\Roaming\WinSupUpdate\pcicapi.dll
Size 32KB
SHA256 2d6c6200508c0797e6542b195c999f3485c4ef76551aa3c65016587788ba1703
MD5 34dfb87e4200d852d1fb45dc48f93cfc
SHA1 35b4e73fb7c8d4c3fefb90b7e7dc19f3e653c641
SHA512 f5bb4e700322cbaa5069244812a9b6ce6899ce15b4fd6384a3e8be421e409e4526b2f67fe210394cd47c4685861faf760eff9af77209100b82b2e0655581c9b2
SSDEEP 768:JFvNhAyi5hHA448qZkSn+EgT8ToDXTVi0:JCyoHA448qSSzgIQb
MD5 SHA1 SHA512 SSDEEP

Submit Download

pcicapi.dll

Path C:\Users\Admin\AppData\Roaming\WinSupUpdate\pcicapi.dll
Size 32KB
SHA256 2d6c6200508c0797e6542b195c999f3485c4ef76551aa3c65016587788ba1703
MD5 34dfb87e4200d852d1fb45dc48f93cfc
SHA1 35b4e73fb7c8d4c3fefb90b7e7dc19f3e653c641
SHA512 f5bb4e700322cbaa5069244812a9b6ce6899ce15b4fd6384a3e8be421e409e4526b2f67fe210394cd47c4685861faf760eff9af77209100b82b2e0655581c9b2
SSDEEP 768:JFvNhAyi5hHA448qZkSn+EgT8ToDXTVi0:JCyoHA448qSSzgIQb
MD5 SHA1 SHA512 SSDEEP

Submit Download

pcichek.dll

Path C:\Users\Admin\AppData\Roaming\WinSupUpdate\pcichek.dll
Size 18KB
SHA256 956b9fa960f913cce3137089c601f3c64cc24c54614b02bba62abb9610a985dd
MD5 104b30fef04433a2d2fd1d5f99f179fe
SHA1 ecb08e224a2f2772d1e53675bedc4b2c50485a41
SHA512 5efcaa8c58813c3a0a6026cd7f3b34ad4fb043fd2d458db2e914429be2b819f1ac74e2d35e4439601cf0cb50fcdcafdcf868da328eaaeec15b0a4a6b8b2c218f
SSDEEP 192:dogL7bo2t6n76RRHirmH/L7jtd3hfwjKd3hfwB7bjuZRvI:dogL7bo2YrmRTAKT0iTI
MD5 SHA1 SHA512 SSDEEP

Submit Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads