Analysis

  • max time kernel
    151s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/01/2024, 20:10

General

  • Target

    954e838e8f5b220253b75049646ecc1354a18fc1815d2631676a5b3b640ae04e.exe

  • Size

    4.7MB

  • MD5

    8d28010627a4b1d9135a58c76fae8403

  • SHA1

    291f782cec0b4c848cdbcc2434c54ba2c2b580c3

  • SHA256

    954e838e8f5b220253b75049646ecc1354a18fc1815d2631676a5b3b640ae04e

  • SHA512

    c460ede4f85a58873bbae462fb0cccfe7ec69298145be5c6f47721db5707fb072adc3483c37d1fb9d827158a7047a66a9f3b947e9fa37941229cd539a2a9a4e2

  • SSDEEP

    98304:Qg2pUvDo4iVk6IGLJD0YJYtviHPvVG+EmITP54sGoLqQM5hjhuzsK1V8Nk3xZQ0c:2UvU66ImJ0YuvqUxTPzlujKs/NkU1449

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 51 IoCs
  • Runs net.exe
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\954e838e8f5b220253b75049646ecc1354a18fc1815d2631676a5b3b640ae04e.exe
    "C:\Users\Admin\AppData\Local\Temp\954e838e8f5b220253b75049646ecc1354a18fc1815d2631676a5b3b640ae04e.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2328
    • C:\Users\Admin\AppData\Local\Temp\is-3Q08N.tmp\954e838e8f5b220253b75049646ecc1354a18fc1815d2631676a5b3b640ae04e.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-3Q08N.tmp\954e838e8f5b220253b75049646ecc1354a18fc1815d2631676a5b3b640ae04e.tmp" /SL5="$5021C,4659015,54272,C:\Users\Admin\AppData\Local\Temp\954e838e8f5b220253b75049646ecc1354a18fc1815d2631676a5b3b640ae04e.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4404
      • C:\Windows\SysWOW64\net.exe
        "C:\Windows\system32\net.exe" helpmsg 30
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:628
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 helpmsg 30
          4⤵
            PID:4992
        • C:\Program Files (x86)\JSON Stdandart API\jsonstdapi.exe
          "C:\Program Files (x86)\JSON Stdandart API\jsonstdapi.exe" -i
          3⤵
          • Executes dropped EXE
          PID:4344
        • C:\Program Files (x86)\JSON Stdandart API\jsonstdapi.exe
          "C:\Program Files (x86)\JSON Stdandart API\jsonstdapi.exe" -s
          3⤵
          • Executes dropped EXE
          PID:1884

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\JSON Stdandart API\jsonstdapi.exe

      Filesize

      1.6MB

      MD5

      207925b387cc88991f5c587ab200dfb0

      SHA1

      709f13b73610d6a2b65c1a9f17bce06bc498c80a

      SHA256

      d33b6698ea36861fbb67538bdd083deb87b8a0f00944ae60a4415a13c1d179b2

      SHA512

      d52eb4f81705cfd01e92f493c941a614bc7bf1499338113f06de8832b38637ee4b7a40af59565b6b775ec656555a9ea9d4a3da13bf4af6057850e8dadcaa2bf0

    • C:\Program Files (x86)\JSON Stdandart API\jsonstdapi.exe

      Filesize

      385KB

      MD5

      9c8875f49c667c17a833e5e68632bae1

      SHA1

      e96fb099faf4b6cb07e3579fa92ebf4ac6fc45de

      SHA256

      15db13b3f1aea344c0e0e7264d96f1b0c9531cff029e71ebececdb6a40cf3e35

      SHA512

      6a50b47ec6f9fcd0641cc7315e013b3d4ad4cc909075368ef96daeb3da474ab3e776cc7930d8b5a7d5e032cbcf8656bcc7cf75c99dc8255028d477b22e1f72b4

    • C:\Users\Admin\AppData\Local\Temp\is-3Q08N.tmp\954e838e8f5b220253b75049646ecc1354a18fc1815d2631676a5b3b640ae04e.tmp

      Filesize

      688KB

      MD5

      a7662827ecaeb4fc68334f6b8791b917

      SHA1

      f93151dd228d680aa2910280e51f0a84d0cad105

      SHA256

      05f159722d6905719d2d6f340981a293f40ab8a0d2d4a282c948066809d4af6d

      SHA512

      e9880b3f3ec9201e59114850e9c570d0ad6d3b0e04c60929a03cf983c62c505fcb6bb9dc3adeee88c78d43bd484159626b4a2f000a34b8883164c263f21e6f4a

    • C:\Users\Admin\AppData\Local\Temp\is-SG56V.tmp\_isetup\_iscrypt.dll

      Filesize

      2KB

      MD5

      a69559718ab506675e907fe49deb71e9

      SHA1

      bc8f404ffdb1960b50c12ff9413c893b56f2e36f

      SHA256

      2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

      SHA512

      e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

    • C:\Users\Admin\AppData\Local\Temp\is-SG56V.tmp\_isetup\_isdecmp.dll

      Filesize

      19KB

      MD5

      3adaa386b671c2df3bae5b39dc093008

      SHA1

      067cf95fbdb922d81db58432c46930f86d23dded

      SHA256

      71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

      SHA512

      bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

    • memory/1884-159-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1884-166-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1884-179-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1884-176-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1884-173-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1884-172-0x0000000000880000-0x0000000000922000-memory.dmp

      Filesize

      648KB

    • memory/1884-170-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1884-147-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1884-161-0x0000000000880000-0x0000000000922000-memory.dmp

      Filesize

      648KB

    • memory/1884-156-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1884-153-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1884-140-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1884-150-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1884-144-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/1884-146-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/2328-0-0x0000000000400000-0x0000000000414000-memory.dmp

      Filesize

      80KB

    • memory/2328-23-0x0000000000400000-0x0000000000414000-memory.dmp

      Filesize

      80KB

    • memory/2328-2-0x0000000000400000-0x0000000000414000-memory.dmp

      Filesize

      80KB

    • memory/4344-137-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/4344-136-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/4344-133-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/4344-132-0x0000000000400000-0x0000000000591000-memory.dmp

      Filesize

      1.6MB

    • memory/4404-142-0x0000000000400000-0x00000000004BC000-memory.dmp

      Filesize

      752KB

    • memory/4404-7-0x00000000005E0000-0x00000000005E1000-memory.dmp

      Filesize

      4KB

    • memory/4404-29-0x00000000005E0000-0x00000000005E1000-memory.dmp

      Filesize

      4KB

    • memory/4404-28-0x0000000000400000-0x00000000004BC000-memory.dmp

      Filesize

      752KB

    • memory/4404-24-0x0000000000400000-0x00000000004BC000-memory.dmp

      Filesize

      752KB