Analysis

  • max time kernel
    92s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-09-2024 11:17

General

  • Target

    98e12e68c45dc1b540c7f1c87e4293e3f0f0fecae98d3f49b60fdb4f646082d1(1).msi

  • Size

    2.2MB

  • MD5

    0a86f111f1e8ec51d2ce46864f7f4576

  • SHA1

    7f3065bca7f7d261b431a909c7bb051c7bd79eae

  • SHA256

    98e12e68c45dc1b540c7f1c87e4293e3f0f0fecae98d3f49b60fdb4f646082d1

  • SHA512

    f5528f4039eeae866edbe378a54f1480e0ad621fbe895e01d933699ab7361e529720b23b98587a02b78571f5b45ce71840295697a2a1a34b77aec7fd067c5be9

  • SSDEEP

    49152:lEiJT5NKpt6ikhfxm2C6VQQQe/dJLXgiTRsanWzywHB5PML5YmbKF:lEiJVNut6zhfxo6aArs1yg5P4bKF

Malware Config

Signatures

  • NetSupport

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Blocklisted process makes network request 3 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Drops file in Windows directory 8 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 6 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies registry key 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\98e12e68c45dc1b540c7f1c87e4293e3f0f0fecae98d3f49b60fdb4f646082d1(1).msi
    1⤵
    • Blocklisted process makes network request
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:3664
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3336
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:3024
      • C:\Users\Admin\AppData\Local\MsOneDrive\client32.exe
        "C:\Users\Admin\AppData\Local\MsOneDrive\client32.exe"
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of FindShellTrayWindow
        PID:4676
      • C:\Windows\system32\reg.exe
        reg add HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /v MSOneDrive /t REG_SZ /d "C:\Users\Admin\AppData\Local\MsOneDrive\client32.exe"
        2⤵
        • Adds Run key to start application
        • Modifies registry key
        PID:5060
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious use of AdjustPrivilegeToken
      PID:2180

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Config.Msi\e57a6ff.rbs

      Filesize

      10KB

      MD5

      8879e0d10d6a9c7ee710f87783bf3b51

      SHA1

      66e7d3b0c4b769d59511f74b7941f8cf95295180

      SHA256

      3aece3a19c84a8f11960e41cdf3ffe4f89a19c9c1f3685f8600484ae824842ed

      SHA512

      7e941441df8654a5ab2c16658f281201181b01e4b0226f9bb7efe52ee1f849975c01cc9f8fe52c6134e10ebc1f8f7b462635c9316e58246aaec7efb596129f3c

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\357F04AD41BCF5FE18FCB69F60C6680F_E55ED4737D009406C9A7181799A97235

      Filesize

      1KB

      MD5

      3d18f4b1088e56cd9504f6e257bd0cf7

      SHA1

      ce17cc39462d149a3bb6cb00e9d1f032efbff6c6

      SHA256

      c4e6f77edc9aedd20110e30bb2f13eaf21e5787e4306f8c79bd515c29140be0e

      SHA512

      2d4eed1a09f967a56f3f4d172567e6dfd0e69880c2163525f5fa658ca2168145b2cd6ef7c807fa96253e9ef6b19644653b3d08cce4f997e0f4652974314ec073

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\9CB4373A4252DE8D2212929836304EC5_1AB74AA2E3A56E1B8AD8D3FEC287554E

      Filesize

      1KB

      MD5

      2133785474a990d5a11c5f6578f22d54

      SHA1

      e6b602c6c8f1155b0795b967c50151adf87d63c4

      SHA256

      b94159c59d0f4d721336049c4f16d5184dc73bc34fab608d29e4e6897e30cfdb

      SHA512

      3f6f858c82eaa57a4e18cd074e29d029b2e69ef0e1c914dcab66f79d7a8ba399a49e9792d13c8d45e560e4c8f552ba81307acc09d645426e26249066604430ac

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\357F04AD41BCF5FE18FCB69F60C6680F_E55ED4737D009406C9A7181799A97235

      Filesize

      536B

      MD5

      62f2b1e2d00ceb0fd94981ce915f3c4a

      SHA1

      28fed2334f287caf859cf71733076d9c9f24736f

      SHA256

      77b73dfd614840fa1fd070858d142caa462a4731362569ab470faeeaa0db6cbc

      SHA512

      53b578841281957fde80712291d6b7cddf7f409ae8d22ea049552af80f33359ae24274e1db0c18ba2bf2fdf9bf4382bcd3f66e6ae68b95a5c49f71a46659ac83

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\9CB4373A4252DE8D2212929836304EC5_1AB74AA2E3A56E1B8AD8D3FEC287554E

      Filesize

      536B

      MD5

      c5a1fbcfd4fb7a1c4f3ea0316f96d6f1

      SHA1

      59fec8648bd381169cfd8fcbec97a0e1bd0a4715

      SHA256

      8894e9a6766b828267ff8d6e285ba44fa1725664d3c65a0e766bcc289c6f1ab5

      SHA512

      c8c97443634f1e9a4bbe1124ed8ca05835c91feaef3bd2c973fb1430dfd2d403e4ff8408833f16ef01c65b6aa9318108b9c4fac7feff85125a570c3283caf05b

    • C:\Users\Admin\AppData\Local\MsOneDrive\HTCTL32.DLL

      Filesize

      306KB

      MD5

      3eed18b47412d3f91a394ae880b56ed2

      SHA1

      1b521a3ed4a577a33cce78eee627ae02445694ab

      SHA256

      13a17f2ad9288aac8941d895251604beb9524fa3c65c781197841ee15480a13f

      SHA512

      835f35af4fd241caa8b6a639626b8762db8525ccceb43afe8fffc24dffad76ca10852a5a8e9fc114bfbf7d1dc1950130a67037fc09b63a74374517a1f5448990

    • C:\Users\Admin\AppData\Local\MsOneDrive\NSM.LIC

      Filesize

      262B

      MD5

      b9956282a0fed076ed083892e498ac69

      SHA1

      d14a665438385203283030a189ff6c5e7c4bf518

      SHA256

      fcc6afd664a8045bd61c398be3c37a97536a199a48d277e11977f93868ae1acc

      SHA512

      7daa09113c0e8a36c91cc6d657c65851a20dff6b60ac3d2f40c5737c12c1613c553955f84d131ba2139959973fef9fc616ca5e968cb16c25acf2d4739eed87eb

    • C:\Users\Admin\AppData\Local\MsOneDrive\PCICHEK.DLL

      Filesize

      27KB

      MD5

      e311935a26ee920d5b7176cfa469253c

      SHA1

      eda6c815a02c4c91c9aacd819dc06e32ececf8f0

      SHA256

      0038ab626624fa2df9f65dd5e310b1206a9cd4d8ab7e65fb091cc25f13ebd34e

      SHA512

      48164e8841cfc91f4cbf4d3291d4f359518d081d9079a7995378f970e4085b534f4bafc15b83f4824cc79b5a1e54457b879963589b1acbcfe727a03eb3dffd1c

    • C:\Users\Admin\AppData\Local\MsOneDrive\PCICL32.dll

      Filesize

      3.3MB

      MD5

      f782c24a376285c9b8a3a116175093f8

      SHA1

      b8fdb6e95c7313cf31f14a3a31cc334b56e6df09

      SHA256

      c7baf1647f6fef1b1a4231c9743f20f7a4b524ca4eb987a0acbeeef7e037d7e3

      SHA512

      256385a6663dcf70a5a9a1b766d1f826760f07efa9b9248047dc43d41f6a9f4dd56ca2b218c222ea1d441e2f7ba9bb114cde6954827b9761ebb1f23bba7ad1bb

    • C:\Users\Admin\AppData\Local\MsOneDrive\client32.exe

      Filesize

      104KB

      MD5

      f6abef857450c97ea74cd8f0eb9a8c0a

      SHA1

      a1acdd10f5a8f8b086e293c6a60c53630ad319fb

      SHA256

      db0acb4a3082edc19ca9a78b059258ea36b4be16eee4f1172115fc83e693a903

      SHA512

      b6a2196ebfa51bb3fb8fb2b95ad5275828ab5435fd859fc993e2b3ed92a74799fe1c8b178270f99c79432f39aa9dbc0090038f037fcb651ab75c14b18102671f

    • C:\Users\Admin\AppData\Local\MsOneDrive\client32.ini

      Filesize

      664B

      MD5

      14f6ebed5e1176f17c18d00a2dc64b2e

      SHA1

      cb9c079373658ce098e1d07d4a2c997bf3141b4b

      SHA256

      d4c1f00382f01abbb3142ef6d9c3e51557d0ced12a52861d8c5df44d1ce723ac

      SHA512

      e5f24a695749d693e873ea60b8caaff5cb3b306887721e3f9f308afe697fba37f3a6226322aedebb46764d6bbbaf21df44d4c6a02db49b067437d7e7d0cceaf9

    • C:\Users\Admin\AppData\Local\MsOneDrive\msvcr100.dll

      Filesize

      755KB

      MD5

      0e37fbfa79d349d672456923ec5fbbe3

      SHA1

      4e880fc7625ccf8d9ca799d5b94ce2b1e7597335

      SHA256

      8793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18

      SHA512

      2bea9bd528513a3c6a54beac25096ee200a4e6ccfc2a308ae9cfd1ad8738e2e2defd477d59db527a048e5e9a4fe1fc1d771701de14ef82b4dbcdc90df0387630

    • C:\Users\Admin\AppData\Local\MsOneDrive\pcicapi.dll

      Filesize

      44KB

      MD5

      9daa86d91a18131d5caf49d14fb8b6f2

      SHA1

      6b2f7ceb6157909e114a2b05a48a1a2606b5caf1

      SHA256

      1716640cce74322f7ee3e3e02b75cd53b91686f66e389d606dab01bd9f88c557

      SHA512

      9a98e0d9e2dda8aefa54bddb3c7b71501d638dff68863939de6caa117b0e7bf15e581a75419ef8a0da3f1c56a19f1b0f4c86d65f8581773ab88ff5764b9bb3aa

    • C:\Windows\Installer\e57a6fe.msi

      Filesize

      2.2MB

      MD5

      0a86f111f1e8ec51d2ce46864f7f4576

      SHA1

      7f3065bca7f7d261b431a909c7bb051c7bd79eae

      SHA256

      98e12e68c45dc1b540c7f1c87e4293e3f0f0fecae98d3f49b60fdb4f646082d1

      SHA512

      f5528f4039eeae866edbe378a54f1480e0ad621fbe895e01d933699ab7361e529720b23b98587a02b78571f5b45ce71840295697a2a1a34b77aec7fd067c5be9

    • \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2

      Filesize

      23.7MB

      MD5

      2c5f2daedfe6cf0458c4d9fe4d41d7a6

      SHA1

      7dc5bca07b75c1730f6734fce219e573c06ff56d

      SHA256

      a2f80c9f3f72e9f7c54a57d333f85e11c8e06e73c7997a2d80dd7c55caf0bb75

      SHA512

      30cf992529ea32999b54b0f4692064b96631ca68404027c2a9d9eaf347f95808ca884ecc4b48110d93f6bc69d774fed2ab1116c8d54113da8c108672fd56e960

    • \??\Volume{fa35ad82-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{e622796e-008d-4d1c-bd39-f117a9d7ede0}_OnDiskSnapshotProp

      Filesize

      6KB

      MD5

      d5c9bd0cb2bfcb565456013ebd845a52

      SHA1

      c4901e235e0bf83a4d7c5cb3ea5ef12b3430d597

      SHA256

      88605749491cfa9c8d5d39fdc664bfc79ee230cda223e8e617787136bce93e34

      SHA512

      05a0bbd1cf7c06f726f31e96b3ef01fba34e9268316ffa5aa7389da39b3c6d4969e4e89a51318b24fd688435187b0bee113d651b496162c109e6238d046dccb5