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Analysis

  • max time kernel
    144s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/01/2024, 13:44

General

  • Target

    7ffb8913420ecfe98527201694da927e.exe

  • Size

    1.0MB

  • MD5

    7ffb8913420ecfe98527201694da927e

  • SHA1

    a332e21c63d43e47a3e9e6b8a9aa7579568b3c94

  • SHA256

    9f86e36984bd9998c779891a995b4a96aa01e796afafd43e68e7f5cba56d8034

  • SHA512

    c8caca65566ec8f8e9dc49a8a92a3d4c3071a9e0e349fe7ae839c43b3475dc7bb93259d296b9edaaaf0a60268d64e5d1c9dfff55a9802f03b056bd36be962c2a

  • SSDEEP

    24576:Q0OOvdV18Q2PotoVfAKqdHsLS23i0iDHvJR7wGGg:JOOvNh2PZVKdHwrkDHvJV

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 6 IoCs
  • Drops file in Program Files directory 6 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 36 IoCs
  • Modifies registry class 37 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7ffb8913420ecfe98527201694da927e.exe
    "C:\Users\Admin\AppData\Local\Temp\7ffb8913420ecfe98527201694da927e.exe"
    1⤵
    • Drops startup file
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1452
    • C:\Windows\SysWOW64\cscript.exe
      "C:\Windows\system32\cscript.exe" "C:\Program Files\EditPlus\kk58.icw"
      2⤵
      • Checks computer location settings
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:3920
      • C:\Windows\SysWOW64\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\kk58.icw"
        3⤵
          PID:1812
      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\installstat.exe
        C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\installstat.exe
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:3840
    • C:\Program Files (x86)\Internet Explorer\ielowutil.exe
      "C:\Program Files (x86)\Internet Explorer\ielowutil.exe" -CLSID:{0002DF01-0000-0000-C000-000000000046} -Embedding
      1⤵
        PID:3868
      • C:\Program Files\Internet Explorer\iexplore.exe
        "C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
        1⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4488
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4488 CREDAT:17410 /prefetch:2
          2⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:940

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Program Files\EditPlus\kk58.icw

        Filesize

        132B

        MD5

        2a2dbe8d3cdc0715d423196591aa7e02

        SHA1

        00e9a7924efea375662dfa59a5a725d5dd0c22a1

        SHA256

        d51f70fb01f2b448f8fa4a6d4e86051a4d672e47300a2eed419ef2908216908e

        SHA512

        87d137513dd76d808685a09267b31cc85ae7e6f07993da829cb9a5155d631b3ef822c6ac8a7e3549e5293d52b1564e36fc61cc7da5652c3e6bbf7fc6ebc66cb5

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

        Filesize

        471B

        MD5

        f707892eea2389f9570075e7e0b2ba49

        SHA1

        20c62e10bbf4210c8d4c7966785344f29c4a8024

        SHA256

        49f24b1fd45db9778b10ec10d9c85ef0746828225855255f3617ed06c485c1ba

        SHA512

        c7b662eab0356715eecedae5ecacc260731f131f2e2c388ed9c91c6c1a7ce23aa02965ffb2f3ccf041fb249c3f6d713a19d7292b6afa4f5091d3fd5a4c2e054e

      • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

        Filesize

        404B

        MD5

        112551beb4c057955339e5a1d4a729bc

        SHA1

        3b536fe847c83877d6f393119d09bccd893e6728

        SHA256

        0eb5cf08f947cc7aef97d1c37ad1d847f5eec19172b73f493c37fb6b59bf0d41

        SHA512

        5b20435cb09a4b7cab799d8b103456e99c035b75035a51f75fd7e262acc1cada2b078dda063f8950758cb38615316ca3f58d9fa9e4fbd3826a4ce57ddf0bd991

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\SB302YPZ\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • C:\Users\Admin\AppData\Local\Temp\nsu38F3.tmp\InstallOptions.dll

        Filesize

        14KB

        MD5

        325b008aec81e5aaa57096f05d4212b5

        SHA1

        27a2d89747a20305b6518438eff5b9f57f7df5c3

        SHA256

        c9cd5c9609e70005926ae5171726a4142ffbcccc771d307efcd195dafc1e6b4b

        SHA512

        18362b3aee529a27e85cc087627ecf6e2d21196d725f499c4a185cb3a380999f43ff1833a8ebec3f5ba1d3a113ef83185770e663854121f2d8b885790115afdf

      • C:\Users\Admin\AppData\Local\Temp\nsu38F3.tmp\System.dll

        Filesize

        11KB

        MD5

        c17103ae9072a06da581dec998343fc1

        SHA1

        b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

        SHA256

        dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

        SHA512

        d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

      • C:\Users\Admin\AppData\Local\Temp\nsu38F3.tmp\ioSpecial.ini

        Filesize

        569B

        MD5

        1aad2e861a69e9b6c7dedb5a5867ffb4

        SHA1

        5cf9af20510fc0c33c7b15d0cbe62dcbe9ef0577

        SHA256

        7ebadd315681f9dfc1124842166f43354d26a27ca1dd9357b2c437f1b7940f7f

        SHA512

        5199b37fb90f78071d2ce670be1aed4e0d8ffb72727cfd5c8c24eb491e1e635d00433409fadf4f46f7a40931eabed7f13c55bdf13763bdb3f04013ca7cf9cc3f

      • C:\Users\Admin\AppData\Local\Temp\nsu38F3.tmp\nsExec.dll

        Filesize

        6KB

        MD5

        acc2b699edfea5bf5aae45aba3a41e96

        SHA1

        d2accf4d494e43ceb2cff69abe4dd17147d29cc2

        SHA256

        168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e

        SHA512

        e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe

      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\installstat.exe

        Filesize

        44KB

        MD5

        7c30927884213f4fe91bbe90b591b762

        SHA1

        65693828963f6b6a5cbea4c9e595e06f85490f6f

        SHA256

        9032757cabb19a10e97e158810f885a015f3dcd5ba3da44c795d999ea90f8994

        SHA512

        8aadb5fd3750ab0c036c7b8d2c775e42688265b00fe75b43a6addaefc7ee20d9fa3f074dd7943570c8519943011eda08216e90551b6d6a782b9ed5ce20aa6bab

      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\kk58.icw

        Filesize

        437B

        MD5

        11172eb98333a4f04de556df3e7d40fc

        SHA1

        8b4d76a40128d9e99da7a7edb513e5b5839f02cc

        SHA256

        7040d7fc3137bc5fd9fa223e1a9c655820d643c685431976e8f5175419d101a1

        SHA512

        c4a238a7316dac4642906fcdcfe686f25e179667e2449fce0afbe5673f98402d323bb2e7dada26478b9647473c8dd9074d26faa21f63baa820d47535883eed70

      • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\statistics.dll

        Filesize

        80KB

        MD5

        a8454799d44910d1623ddab1e96037b0

        SHA1

        ac90d80758d77292519208250631eb6eac8ebea3

        SHA256

        266c68aa0b68afb9703ec9adc7a5e99e6ffe25e6278a99652e9782e2e3b6018d

        SHA512

        20e7d8192ec30dff1a301c03728f758f623eac55d927defea74836fac576d9d4e9c2ad02d6d9e48d8656bed389a40a55f1787360ac50b1ca233f98fe7b844712