Analysis

  • max time kernel
    139s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-02-2024 07:51

General

  • Target

    E52BE8968152E665685D030C8D641540.exe

  • Size

    2.0MB

  • MD5

    e52be8968152e665685d030c8d641540

  • SHA1

    b6fffdeb2df0789cef2201416894f5ca6e055bfc

  • SHA256

    ea35797a9556636378031645a48f089087cd258f8e40e1399aa371b2cca3cb7f

  • SHA512

    e1f522f0d445bbaa371bcaac6ee780210ada01fb6702934777c3465afa374d7ea6d5dc97fbd50417e31a720a2839318821006f8d3f898773003b5d78c73c5482

  • SSDEEP

    49152:mXeTIVDZ5quXQqyAZF8L5wfHIvDVeoyS69XZJJdxopHq:mXe0RZlXQq5ZeLW/KynLJdypHq

Score
10/10

Malware Config

Signatures

  • NetSupport

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

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 5 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\E52BE8968152E665685D030C8D641540.exe
    "C:\Users\Admin\AppData\Local\Temp\E52BE8968152E665685D030C8D641540.exe"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Suspicious use of WriteProcessMemory
    PID:3732
    • C:\Users\Admin\AppData\Roaming\updatein1432\client32.exe
      "C:\Users\Admin\AppData\Roaming\updatein1432\client32.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:2828

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\updatein1432\HTCTL32.DLL

    Filesize

    316KB

    MD5

    051cdb6ac8e168d178e35489b6da4c74

    SHA1

    38c171457d160f8a6f26baa668f5c302f6c29cd1

    SHA256

    6562585009f15155eea9a489e474cebc4dd2a01a26d846fdd1b93fdc24b0c269

    SHA512

    602ab9999f7164a2d1704f712d8a622d69148eefe9a380c30bc8b310eadedf846ce6ae7940317437d5da59404d141dc2d1e0c3f954ca4ac7ae3497e56fcb4e36

  • C:\Users\Admin\AppData\Roaming\updatein1432\MSVCR100.dll

    Filesize

    755KB

    MD5

    0e37fbfa79d349d672456923ec5fbbe3

    SHA1

    4e880fc7625ccf8d9ca799d5b94ce2b1e7597335

    SHA256

    8793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18

    SHA512

    2bea9bd528513a3c6a54beac25096ee200a4e6ccfc2a308ae9cfd1ad8738e2e2defd477d59db527a048e5e9a4fe1fc1d771701de14ef82b4dbcdc90df0387630

  • C:\Users\Admin\AppData\Roaming\updatein1432\NSM.LIC

    Filesize

    259B

    MD5

    6af7a794e1553154dd4fa63175494d3a

    SHA1

    125c582559647e8bf24081f35e2702c476b0af16

    SHA256

    09af8db75365407c9305a934caee8de6f2b46f2b338434bebafba55d684d0425

    SHA512

    ad8b57b5d99adae5fd1280e7d0dae5fe2d1b8d91dd36274ebd75b366961391281ea0b0b4ea0c644fe6aba19587cf8d25401f770664371a2079852bd951534527

  • C:\Users\Admin\AppData\Roaming\updatein1432\PCICL32.DLL

    Filesize

    1.2MB

    MD5

    1d397fb2a63fc1f1023b133df9a01b84

    SHA1

    5427f4888e24d1ec3a94fbc4c9550c459b85e24a

    SHA256

    d1413bcd9867bc7778f9f3db434f0a163fa304f9bcc7502df425c11dea1a4f5e

    SHA512

    11bd0ea13dc0e49d05abebba6e2411c2668ed77b4acd8101a91c3e423c36e69f66f1040e14d030ccefca8992df147426269925c73c567397d20ee63078ca6919

  • C:\Users\Admin\AppData\Roaming\updatein1432\PCICL32.dll

    Filesize

    1.1MB

    MD5

    5c47ccc7e7a9054580f4fd9d03bdc163

    SHA1

    fe2dcf45803340db29ba6966d5fd611f5c8f8367

    SHA256

    4ac07d4080ea4c5b4682f8344b89f1475ffebf60ef970e84a876439928f8afee

    SHA512

    7357f447f32e6b9ea39818b40c6d773bcdae98e173c347ff32d91cada2273dca5ed12c92d2a1a25ce93372aa514687c83e7967a46075e2580fdd56f0fa6eb2ee

  • C:\Users\Admin\AppData\Roaming\updatein1432\client32.exe

    Filesize

    101KB

    MD5

    c4f1b50e3111d29774f7525039ff7086

    SHA1

    57539c95cba0986ec8df0fcdea433e7c71b724c6

    SHA256

    18df68d1581c11130c139fa52abb74dfd098a9af698a250645d6a4a65efcbf2d

    SHA512

    005db65cedaaccc85525fb3cdab090054bb0bb9cc8c37f8210ec060f490c64945a682b5dd5d00a68ac2b8c58894b6e7d938acaa1130c1cc5667e206d38b942c5

  • C:\Users\Admin\AppData\Roaming\updatein1432\client32.ini

    Filesize

    701B

    MD5

    c3bb1894b531c58a43d290e9f6cd91f0

    SHA1

    b9ccbde0b306c7727bba5dc329333454ef73c27b

    SHA256

    7d66b61e87088b93336ac1cf562c6a525fe5807d8b363e8b928125068bab626c

    SHA512

    f065e3c783e6ca3b48f4b37307c3100d4efb24006ac7d61cfc724225cb743f959580db0decd2db9415123096b5170f34937921db4d980ea73fefed70beb601e0

  • C:\Users\Admin\AppData\Roaming\updatein1432\msvcr100.dll

    Filesize

    343KB

    MD5

    2c471db265a31cf82850c473ce9fe3c3

    SHA1

    e1112e19a661a65f9c91da7c9a5bcc319f3f9ef7

    SHA256

    927166e61a63c308c3f895886d10f6a584f61f1378896c873ebb228587009a60

    SHA512

    1472fe08461a70059edbdb27f1849b1124d8c3c48dcc5e28e6ed73b91d354b4aa36f52e7979a65e3b60626e0eb2a172d330a3080b406a5f423f530b207409e68

  • C:\Users\Admin\AppData\Roaming\updatein1432\pcicapi.dll

    Filesize

    106KB

    MD5

    67c53a770390e8c038060a1921c20da9

    SHA1

    49e63af91169c8ce7ef7de3d6a6fb9f8f739fa3a

    SHA256

    2dfdc169dfc27462adc98dde39306de8d0526dcf4577a1a486c2eef447300689

    SHA512

    201e07dbccd83480d6c4d8562e6d0a9e4c52ed12895f0b91d875c2bbcc50b3b1802e11e5e829c948be302bf98ebde7fb2a99476065d1709b3bdbcd5d59a1612d

  • C:\Users\Admin\AppData\Roaming\updatein1432\pcichek.dll

    Filesize

    14KB

    MD5

    3aabcd7c81425b3b9327a2bf643251c6

    SHA1

    ea841199baa7307280fc9e4688ac75e5624f2181

    SHA256

    0cff893b1e7716d09fb74b7a0313b78a09f3f48c586d31fc5f830bd72ce8331f

    SHA512

    97605b07be34948541462000345f1e8f9a9134d139448d4f331cefeeca6dad51c025fcab09d182b86e5a4a8e2f9412b3745ec86b514b0523497c821cb6b8c592