Analysis

  • max time kernel
    136s
  • max time network
    138s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-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 10 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 5 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.

  • Modifies data under HKEY_USERS 43 IoCs
  • 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:1716
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Blocklisted process makes network request
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3040
    • 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:1800
    • 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:2772
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1432
  • C:\Windows\system32\DrvInst.exe
    DrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "0000000000000240" "00000000000005CC"
    1⤵
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Suspicious use of AdjustPrivilegeToken
    PID:852

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Config.Msi\f768af3.rbs

    Filesize

    9KB

    MD5

    3c256c413d85514d9792bdb33c41af12

    SHA1

    6582620f76a7b89dbb0d40fb6fb021d780f5ca45

    SHA256

    f018b37a1697359d5f1fa02dfd217cfc466bb93324b0ee18477f58820304f656

    SHA512

    86ec22ff2b49f6e42d0d884fa9318f8b6628e7242c242343456d5d1d55bb85346932e06006adb261d58befb3cd915dcbdb8f4762306c5d13777a04d3bcd63ecb

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\C5C8CC0A7FE31816B4641D0465402560

    Filesize

    1KB

    MD5

    e94fb54871208c00df70f708ac47085b

    SHA1

    4efc31460c619ecae59c1bce2c008036d94c84b8

    SHA256

    7b9d553e1c92cb6e8803e137f4f287d4363757f5d44b37d52f9fca22fb97df86

    SHA512

    2e15b76e16264abb9f5ef417752a1cbb75f29c11f96ac7d73793172bd0864db65f2d2b7be0f16bbbe686068f0c368815525f1e39db5a0d6ca3ab18be6923b898

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    3d25ee19208e8e9270af7a01546b3ef7

    SHA1

    62f158730de3f8540eca175bafd70fe26df9047f

    SHA256

    c3ee2e6af2b3690ce56f3ab7261ced680cabd7f425680e26819170cd845c379f

    SHA512

    a6d73649a06339955bf047935bf7f20c81986455a4b24ae1fec613a6e83c39dd5767b6e22f33e42a496624cba6c82cfafb06450795ed212de0f4f2779ac8a49b

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\C5C8CC0A7FE31816B4641D0465402560

    Filesize

    264B

    MD5

    54acd7b69f2e254a3a222a65485f412d

    SHA1

    a3ab2f8d8fc38a8d9dd01fd7db15e345cc546637

    SHA256

    81bf29946c76810e287f22842442999ad92890929f27b337f7014793d0278d82

    SHA512

    7953bbf886ee5f2161bf5e74587042f3aa5923f874cc0eee9ac30f0578ceb67361e82818e5e622e6b4232abdf9e7a5aeeb378bc79ce65f4eaf8d1a81a67b18d3

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

    Filesize

    306KB

    MD5

    3eed18b47412d3f91a394ae880b56ed2

    SHA1

    1b521a3ed4a577a33cce78eee627ae02445694ab

    SHA256

    13a17f2ad9288aac8941d895251604beb9524fa3c65c781197841ee15480a13f

    SHA512

    835f35af4fd241caa8b6a639626b8762db8525ccceb43afe8fffc24dffad76ca10852a5a8e9fc114bfbf7d1dc1950130a67037fc09b63a74374517a1f5448990

  • C:\Users\Admin\AppData\Local\MsOneDrive\MSVCR100.dll

    Filesize

    755KB

    MD5

    0e37fbfa79d349d672456923ec5fbbe3

    SHA1

    4e880fc7625ccf8d9ca799d5b94ce2b1e7597335

    SHA256

    8793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18

    SHA512

    2bea9bd528513a3c6a54beac25096ee200a4e6ccfc2a308ae9cfd1ad8738e2e2defd477d59db527a048e5e9a4fe1fc1d771701de14ef82b4dbcdc90df0387630

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

    Filesize

    262B

    MD5

    b9956282a0fed076ed083892e498ac69

    SHA1

    d14a665438385203283030a189ff6c5e7c4bf518

    SHA256

    fcc6afd664a8045bd61c398be3c37a97536a199a48d277e11977f93868ae1acc

    SHA512

    7daa09113c0e8a36c91cc6d657c65851a20dff6b60ac3d2f40c5737c12c1613c553955f84d131ba2139959973fef9fc616ca5e968cb16c25acf2d4739eed87eb

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

    Filesize

    44KB

    MD5

    9daa86d91a18131d5caf49d14fb8b6f2

    SHA1

    6b2f7ceb6157909e114a2b05a48a1a2606b5caf1

    SHA256

    1716640cce74322f7ee3e3e02b75cd53b91686f66e389d606dab01bd9f88c557

    SHA512

    9a98e0d9e2dda8aefa54bddb3c7b71501d638dff68863939de6caa117b0e7bf15e581a75419ef8a0da3f1c56a19f1b0f4c86d65f8581773ab88ff5764b9bb3aa

  • 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\pcichek.dll

    Filesize

    27KB

    MD5

    e311935a26ee920d5b7176cfa469253c

    SHA1

    eda6c815a02c4c91c9aacd819dc06e32ececf8f0

    SHA256

    0038ab626624fa2df9f65dd5e310b1206a9cd4d8ab7e65fb091cc25f13ebd34e

    SHA512

    48164e8841cfc91f4cbf4d3291d4f359518d081d9079a7995378f970e4085b534f4bafc15b83f4824cc79b5a1e54457b879963589b1acbcfe727a03eb3dffd1c

  • C:\Users\Admin\AppData\Local\Temp\Cab5C16.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar5C29.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Windows\Installer\f768af1.msi

    Filesize

    2.2MB

    MD5

    0a86f111f1e8ec51d2ce46864f7f4576

    SHA1

    7f3065bca7f7d261b431a909c7bb051c7bd79eae

    SHA256

    98e12e68c45dc1b540c7f1c87e4293e3f0f0fecae98d3f49b60fdb4f646082d1

    SHA512

    f5528f4039eeae866edbe378a54f1480e0ad621fbe895e01d933699ab7361e529720b23b98587a02b78571f5b45ce71840295697a2a1a34b77aec7fd067c5be9