Analysis

  • max time kernel
    142s
  • max time network
    140s
  • platform
    windows7_x64
  • resource
    win7-20230621-en
  • resource tags

    arch:x64arch:x86image:win7-20230621-enlocale:en-usos:windows7-x64system
  • submitted
    28-06-2023 23:37

General

  • Target

    bear.xml

  • Size

    2KB

  • MD5

    a3b81d60e065ed84bf23746ff5dd6b39

  • SHA1

    7420fe1744bcc51399be1efc8331d6a808335243

  • SHA256

    7bd2c80b5ed3cbf4a70706e9a07f68eb9be108cfb3046caa02362455d0896096

  • SHA512

    56987ee2776451b55eb99b13fc0981f65e824fcc61852e1a5e481e4e94c4509e058337718960640e6caa52c6a1c5db28b6a14ae5c356abae57689a6b6221f750

Score
1/10

Malware Config

Signatures

  • Modifies Internet Explorer settings 1 TTPs 38 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Program Files (x86)\Common Files\Microsoft Shared\OFFICE14\MSOXMLED.EXE
    "C:\Program Files (x86)\Common Files\Microsoft Shared\OFFICE14\MSOXMLED.EXE" /verb open "C:\Users\Admin\AppData\Local\Temp\bear.xml"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1456
    • C:\Program Files (x86)\Internet Explorer\iexplore.exe
      "C:\Program Files (x86)\Internet Explorer\iexplore.exe" -nohome
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1912
      • C:\Program Files\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files\Internet Explorer\IEXPLORE.EXE" -nohome
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1524
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1524 CREDAT:275457 /prefetch:2
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:1976

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\RPQI3YTS\suggestions[1].en-US

    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

  • C:\Users\Admin\AppData\Local\Temp\Cab393D.tmp

    Filesize

    62KB

    MD5

    3ac860860707baaf32469fa7cc7c0192

    SHA1

    c33c2acdaba0e6fa41fd2f00f186804722477639

    SHA256

    d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904

    SHA512

    d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c

  • C:\Users\Admin\AppData\Local\Temp\Tar399E.tmp

    Filesize

    164KB

    MD5

    4ff65ad929cd9a367680e0e5b1c08166

    SHA1

    c0af0d4396bd1f15c45f39d3b849ba444233b3a2

    SHA256

    c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6

    SHA512

    f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\GCVYR45O.txt

    Filesize

    606B

    MD5

    89668dc6ca148f5714623062680b1fd1

    SHA1

    440d21e74795b70d17455047e39f8393c8fd22ce

    SHA256

    b4fd05c92f8fd46a53c1f4cb4a77b8d4acf65a516ebff92dc880601f7ad34564

    SHA512

    a7b907ed15db27fe5992f821e146796fe662d11f2e5ba442ddf1f67624cf7197b6a779eae57bafca7ec018d05e0c1c707ce38ae42beba9945621a05a21482002