Analysis

  • max time kernel
    103s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    10-06-2023 23:11

General

  • Target

    GJ_GameSheet-hd.xml

  • Size

    890KB

  • MD5

    89d28437e4754f29518801f9804f02b7

  • SHA1

    8c0f95c55d87a83eb751279fa5ae99fdf2455cc4

  • SHA256

    7de62a720aa5d707549e87b5d6586b56e37a9a6d34244899c2502b9214501511

  • SHA512

    9c321090e008a5b8b1b75a5c1c8b4ca8a4bc2a41d2333f15699881b3b5bfa95c8d8b8f1b0d7e6b93e6f8c3f7606e66f721b027bf013ac72eafe21e10e6ce9820

  • SSDEEP

    1536:WqiKRv+nv9BSbl25myJDQ7GupZ3cg0Zmhu6u6Gb5MU4F7DAbwmN:WqiKRv+nv9BSTfcgcmhu6ur5yB8bwmN

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\GJ_GameSheet-hd.xml"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1312
    • C:\Program Files (x86)\Internet Explorer\iexplore.exe
      "C:\Program Files (x86)\Internet Explorer\iexplore.exe" -nohome
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1020
      • 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:868
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:868 CREDAT:275457 /prefetch:2
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:1296

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Modify Registry

1
T1112

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
    Filesize

    62KB

    MD5

    3ac860860707baaf32469fa7cc7c0192

    SHA1

    c33c2acdaba0e6fa41fd2f00f186804722477639

    SHA256

    d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904

    SHA512

    d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\RYXN1WWD\suggestions[1].en-US
    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

  • C:\Users\Admin\AppData\Local\Temp\Tar8050.tmp
    Filesize

    164KB

    MD5

    4ff65ad929cd9a367680e0e5b1c08166

    SHA1

    c0af0d4396bd1f15c45f39d3b849ba444233b3a2

    SHA256

    c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6

    SHA512

    f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\3RR9IHG9.txt
    Filesize

    608B

    MD5

    85fc36bb1afe5d5ec653f62924f7c048

    SHA1

    607a9fcef4884d7e8e9faee63b69206755c57170

    SHA256

    3612187e26cdb2a13b3eb0a82afb73d2f0202d5491821873d71c3e4d342ba5d5

    SHA512

    89295333865e11e22b725fcc9584d05f393ec4c49c78a4ea8805bdab9d88920ec5f2f2c252336cc07883dae76de82fbf7a5a14b46576865db2a4f315af567461