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Analysis

  • max time kernel
    152s
  • max time network
    163s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/12/2023, 13:26

General

  • Target

    19fa4877aa1c78adeeb533a3cf2baea5.exe

  • Size

    32KB

  • MD5

    19fa4877aa1c78adeeb533a3cf2baea5

  • SHA1

    d75afdd6fa3aa0ba480c0bfc4eb7707fe402ca78

  • SHA256

    f93189551b6350bfccca998a53d81d334493c4a5f614f433dd5d3eced9593838

  • SHA512

    a02956daa8c63600ad320894a7059c4c55e1e9c459bc8b967c63ae3ca69d13ac9d6be632dad53f765f33b57faf6f3998d7c9c37bccbc590c288097b59c70de99

  • SSDEEP

    768:IGMMYw0PyHD1jSI4h5lgFrcP114lZaQv4cpSnbcuyD7U:INMYlyjAI4rlkcd14lZaQv/onouy8

Score
7/10
upx

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 42 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\19fa4877aa1c78adeeb533a3cf2baea5.exe
    "C:\Users\Admin\AppData\Local\Temp\19fa4877aa1c78adeeb533a3cf2baea5.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2820
    • C:\Windows\SysWOW64\wscript.exe
      "C:\Windows\system32\wscript.exe" //B "C:\Users\Admin\AppData\Local\Temp\bKfSEOabB.js" "C:\Users\Admin\AppData\Local\Temp\19fa4877aa1c78adeeb533a3cf2baea5.exe"
      2⤵
        PID:4476
    • 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:3156
      • 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:2532
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2532 CREDAT:17410 /prefetch:2
          2⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:228
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2532 CREDAT:82948 /prefetch:2
          2⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:4932

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\BUOTXRX9\favicon[1].htm

        Filesize

        291B

        MD5

        b73189024a094989653a1002fb6a790b

        SHA1

        0c44f096cd1fec253c1fe2fcfcd3c58fe05c402d

        SHA256

        014c471c07b2bc1b90cf5b46eb8eb60abe3ac278e43cd8fcc7c4e6c8950c592d

        SHA512

        1bca726835d33847812060c968e5306535f513429de5c90d66942155fd42ff75508dba97da8ca36c6d6e6a8df5a2602fe3be047bb5612ad4e367c6c00e1e50a3

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\J6M39GIU\suggestions[1].en-US

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • C:\Users\Admin\AppData\Local\Temp\bKfSEOabB.js

        Filesize

        15KB

        MD5

        0675193a4d63893ba814e941ed10e663

        SHA1

        dfbd0e0525f99545e6920dc4ec2981a2e56ff335

        SHA256

        1cd0b8cac74843422570e54ecd42aab967b228aee1533658d4656445b9f03acd

        SHA512

        a925676e2e319f5575389e0e300e1f039f9ba0c5b3de16ec6a5da8925824bb84f327b8467643b25a6087217b42c1cf320d24cd78063897e1f693549422763c93

      • memory/2820-0-0x0000000000010000-0x0000000000031000-memory.dmp

        Filesize

        132KB

      • memory/2820-3-0x0000000000010000-0x0000000000031000-memory.dmp

        Filesize

        132KB