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Overview

overview

10

Static

static

1

NetSupport...03.zip

windows7-x64

1

NetSupport...03.zip

windows10-2004-x64

1

Client32.ini

windows7-x64

1

Client32.ini

windows10-2004-x64

1

NSM.lic

windows7-x64

3

NSM.lic

windows10-2004-x64

3

NSS.ini

windows7-x64

1

NSS.ini

windows10-2004-x64

1

NetSupport...03.exe

windows7-x64

10

NetSupport...03.exe

windows10-2004-x64

10

NetSupportInstall.bat

windows7-x64

10

NetSupportInstall.bat

windows10-2004-x64

10

client32u.ini

windows7-x64

1

client32u.ini

windows10-2004-x64

1

Resubmissions

31/01/2025, 13:58

250131-raba1sxmhw 10

31/01/2025, 13:56

250131-q8rvzszjgm 10

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General

  • Target

    NetSupport School Student 15.10.0003.zip

  • Size

    146.3MB

  • Sample

    250131-q8rvzszjgm

  • MD5

    3bf1612dfb04b1c0d671c07da43a3f44

  • SHA1

    e5480a23c5a335f165b2fb90c2c54cb048dbae5c

  • SHA256

    6bdf18220b60167f19d0294e351432cbe3ec83e905b620dcad8aea8260d3fbf3

  • SHA512

    64c4f5bda6bd8e46094d43b75d451e80c946fed52d38b651899f8e896116ab8610a0b20149f8428b1252e82b4e032f206aac9b2ff52b32ead5b0caa770fc8474

  • SSDEEP

    3145728:HKB1f/SCtkhbkn+3fXSRyNg+VfMdbUiAEopNWdH1RBWXUsThIudv:HKTnSCtkhbAi1BVE2Egcd8dlI0

Score
10/10
netsupportdiscoverypersistenceprivilege_escalationrat

Malware Config

Targets

    • Target

      NetSupport School Student 15.10.0003.zip

    • Size

      146.3MB

    • MD5

      3bf1612dfb04b1c0d671c07da43a3f44

    • SHA1

      e5480a23c5a335f165b2fb90c2c54cb048dbae5c

    • SHA256

      6bdf18220b60167f19d0294e351432cbe3ec83e905b620dcad8aea8260d3fbf3

    • SHA512

      64c4f5bda6bd8e46094d43b75d451e80c946fed52d38b651899f8e896116ab8610a0b20149f8428b1252e82b4e032f206aac9b2ff52b32ead5b0caa770fc8474

    • SSDEEP

      3145728:HKB1f/SCtkhbkn+3fXSRyNg+VfMdbUiAEopNWdH1RBWXUsThIudv:HKTnSCtkhbAi1BVE2Egcd8dlI0

    Score
    1/10
    behavioral1behavioral2

    • Target

      Client32.ini

    • Size

      92B

    • MD5

      2891d54b321f58e1569376ebca72e826

    • SHA1

      b30a8b47cf07b0ff56735b43123dd128b5a02e99

    • SHA256

      81a7d68b8c25efb544d0bcfca92e9c2d3f98393132fecfe3a8c41337d93966dd

    • SHA512

      982134098d06593f527a3c20a31dbb7f471cd158c9ac80f7d972d7c28a90ffe1feaea025a58f3de103ba81c7f5d97f9004c3f90b99b59c753db0267303ad746c

    Score
    1/10
    behavioral3behavioral4

    • Target

      NSM.LIC

    • Size

      282B

    • MD5

      39030ae352cc16a7fd0bf49261d97403

    • SHA1

      485f2944ead7b484a052c2f436ed950327bfc961

    • SHA256

      52703269ec26d1988de1efda21597a3faf563e980e1afc5434441ecd34d80ded

    • SHA512

      7c89c1263b693e0802379bfbbd785d354b0686f354abb2aa9f982b3c53dda316d7c584a3af0d4b3fc1a072c49986fa4b93a99b63d9dc2645f798ff8913a29a3d

    Score
    3/10
    discovery
    behavioral5behavioral6

    • Target

      NSS.ini

    • Size

      257B

    • MD5

      aa8bbd2a7a2b76356fc703feacfe3262

    • SHA1

      15b395c996d45c82271bf08e3327bd980be457d5

    • SHA256

      55a49b936d0a58cde0d0be2c76a16daa81ff07ba58d279e0dc1c170feb731d63

    • SHA512

      2185c461ddfebc41092df657aaed25a2317101a1f758ad697b90441ac651dfa1db82f9bf6a3eaba0e1ab570f820abfe9218ce442ffcbd085b18847ee94c644d6

    Score
    1/10
    behavioral7behavioral8

    • Target

      NetSupport School 15.10.0003.exe

    • Size

      146.9MB

    • MD5

      50c6a195ea8b2cac825a3bd2b2e5d5f7

    • SHA1

      7704b7bc735066139657919cc589fef8fdfd76a1

    • SHA256

      f1f0d729245cd9272510e8fd258708ead8ed7ab0db39343c6f69cf9d35a35c2b

    • SHA512

      838332cb950b70aef47ffbff2dbb1503b26ee0fcb702376fbf6633e00bd33aa2b8add3432b28ce79ce0b44d51a7812dbb9c749782d4efc21c5df7c7a78a53088

    • SSDEEP

      3145728:7ghv5tQmlmVPMfix3deHWzomfJ4dbOO+2iX3gvB159GRiYDNAC77:7gF7QmlmVPguPRfy62KwvO/BAe

    Score
    10/10
    netsupportdiscoverypersistenceprivilege_escalationrat

    • NetSupport

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

      ratnetsupport

    • Netsupport family

      netsupport

    • Drops file in Drivers directory

    • Sets service image path in registry

      persistence

    • Blocklisted process makes network request

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Modifies WinLogon

      persistence

    • Drops file in System32 directory

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

      persistenceprivilege_escalation

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral10behavioral9

    • Target

      NetSupportInstall.bat

    • Size

      66B

    • MD5

      c64fd547b11cc65bfbb93bdbfa750eef

    • SHA1

      216ce7fa10a536b32b868746da7b970382c61453

    • SHA256

      7994b920cb245256765becf9fe5bd8e09b3525814846eed4296204b454303a15

    • SHA512

      60afdc2621be2491eaa4ddda0c1f7aa689c18a022646292afed94d92a8344622bc05c36738724dbedcc1c5310ad57890e1ab9142b06c5f9127e5bedb987a2179

    Score
    10/10
    netsupportdiscoverypersistenceprivilege_escalationrat

    • NetSupport

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

      ratnetsupport

    • Netsupport family

      netsupport

    • Drops file in Drivers directory

    • Sets service image path in registry

      persistence

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

      persistenceprivilege_escalation

    • Executes dropped EXE

    • Loads dropped DLL

    • Blocklisted process makes network request

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Modifies WinLogon

      persistence

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral11behavioral12

    • Target

      client32u.ini

    • Size

      93B

    • MD5

      9395ce94041387301999bcac536b0bde

    • SHA1

      8150eafe6eb013ff9d887cbdfa6109804bf82830

    • SHA256

      3b3e0453d8a183b4145e1c7fb56f87a89c89900eee5c49a4a0f2bd0a028b9f55

    • SHA512

      6580a9f1000190b27a4d3bb85b371f28d7be7f2077b85f81be60c160fc16a54320a3ff05ab3247cd807a0d782a56e786c8ed1322dedd093ed923ac8ae2784781

    Score
    1/10
    behavioral13behavioral14

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Event Triggered Execution

1
T1546

Component Object Model Hijacking

1
T1546.015

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Event Triggered Execution

1
T1546

Component Object Model Hijacking

1
T1546.015

Defense Evasion

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Modify Registry

3
T1112

Credential Access

Discovery

Peripheral Device Discovery

2
T1120

Query Registry

2
T1012

System Information Discovery

3
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks