Analysis

  • max time kernel
    144s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/02/2024, 05:22

General

  • Target

    965972ce9442b876eee716ff3f0d32b5.exe

  • Size

    68KB

  • MD5

    965972ce9442b876eee716ff3f0d32b5

  • SHA1

    ef66000f58055aeb3bc38f9f999f55b7886be8e0

  • SHA256

    b861266881c964f0d87305bc21cb935aa179516310dbc07b6e9212841584bd72

  • SHA512

    a7215737b456ff27d403ec7c4b52e93ace0e375ad6d445dcfcb113c11cf729e1450e13ae3c4241e7bda3f46fcb65c27fb1534665c0d19a31087cdf93d1ce3652

  • SSDEEP

    1536:otq94Et+3o9RK5nYgyIP0pURLrFP1AYhrcruhBZ/CtUh:/t+3xYgyIP8hYFcahH/Cts

Score
8/10

Malware Config

Signatures

  • Adds policy Run key to start application 2 TTPs 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 50 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 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\965972ce9442b876eee716ff3f0d32b5.exe
    "C:\Users\Admin\AppData\Local\Temp\965972ce9442b876eee716ff3f0d32b5.exe"
    1⤵
    • Adds policy Run key to start application
    • Checks computer location settings
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:240
    • C:\program files\internet explorer\iexplore.exe
      "C:\program files\internet explorer\iexplore.exe"
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3696
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3696 CREDAT:17410 /prefetch:2
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:2464
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\dfDelmlljy.bat" "
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2020
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:1044

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

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

          Filesize

          471B

          MD5

          6e89104dc54cf9f6ef8ec2df9d38dc2b

          SHA1

          ba9fa8653a6c58cb3d8c7bce69d8ea2baf78db61

          SHA256

          4c94a38ada16dde13fe44544154beb16b85545366b221f34470146ff9fb653af

          SHA512

          649d1cb392a06c3791f531d4f9469182497f2bf9b4bb1ae0e83c64d6942c33796d0735517f36c3a7d08c85443e7f791f613ecb8eee18fe89cf19d0f76539bea2

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

          Filesize

          404B

          MD5

          fd6a239409242ef9283e7bbb8fa6213a

          SHA1

          2aca034bdd3b4efd3849db84cd76c7c70e24ef21

          SHA256

          51c9d03b5ffd2ede874c9c979743b9f204cd532b5fa62a2ba2ef58c9e6ab7c80

          SHA512

          7938661ceefb251e7352d1a9774a177e781e2a540e7326be5b34e2dca0b2ccc6c4c4621dfd7e32e0049e8573b742dba3f6572e8f8479615bd2a057c2cc8c2f40

        • C:\Users\Admin\AppData\LocalLow\Microsoft\Internet Explorer\Services\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico

          Filesize

          4KB

          MD5

          da597791be3b6e732f0bc8b20e38ee62

          SHA1

          1125c45d285c360542027d7554a5c442288974de

          SHA256

          5b2c34b3c4e8dd898b664dba6c3786e2ff9869eff55d673aa48361f11325ed07

          SHA512

          d8dc8358727590a1ed74dc70356aedc0499552c2dc0cd4f7a01853dd85ceb3aead5fbdc7c75d7da36db6af2448ce5abdff64cebdca3533ecad953c061a9b338e

        • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\UCK1SA0Q\suggestions[1].en-US

          Filesize

          17KB

          MD5

          5a34cb996293fde2cb7a4ac89587393a

          SHA1

          3c96c993500690d1a77873cd62bc639b3a10653f

          SHA256

          c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

          SHA512

          e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

        • C:\Users\Admin\AppData\Local\Temp\KnoBE3F.tmp

          Filesize

          88KB

          MD5

          002d5646771d31d1e7c57990cc020150

          SHA1

          a28ec731f9106c252f313cca349a68ef94ee3de9

          SHA256

          1e2e25bf730ff20c89d57aa38f7f34be7690820e8279b20127d0014dd27b743f

          SHA512

          689e90e7d83eef054a168b98ba2b8d05ab6ff8564e199d4089215ad3fe33440908e687aa9ad7d94468f9f57a4cc19842d53a9cd2f17758bdadf0503df63629c6

        • C:\dfDelmlljy.bat

          Filesize

          205B

          MD5

          877e833b54317d819b6ebb7fc0cc9e5a

          SHA1

          3c44999e2e7032a12116345261b8bfcc126c17a5

          SHA256

          a1cc61e21809a65ff47f344919b3bc20d787d141ffba0731f71c806e57af13ab

          SHA512

          47632343b35ec137c46669290de004f93a1014f2e28f1faac53e26e8105d40abe04e9dd51de9b082a7e787961b356fe8ff816d6702663a5d86dd313fdf011118

        • memory/240-0-0x0000000000400000-0x000000000044A000-memory.dmp

          Filesize

          296KB

        • memory/240-15-0x0000000000400000-0x000000000044A000-memory.dmp

          Filesize

          296KB