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Analysis

  • max time kernel
    89s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/02/2024, 02:37

General

  • Target

    9a8a37f89bead8fbd092114803b1f42c.exe

  • Size

    1003KB

  • MD5

    9a8a37f89bead8fbd092114803b1f42c

  • SHA1

    9f0908f4539275c501b553dcfee4a88d2c4bee9c

  • SHA256

    9045386ce21635fc664d22561bbde54d33a3e4fc43cff2e23d50361ddd339857

  • SHA512

    4665ca2a9eb492e14304ca2900e8ff3a514da2ea2d95d61a7737c93d13afbf346abaa33353c20f5695e73fd4051982cdbdd4780bba44cb6ad3fe03ef3cff6d2a

  • SSDEEP

    24576:NOIWAUj7AXwSOnvviTbyfEcjukL2CDYibq6/yqLNaF:NOlAYAgTv4yMcakLz0ibq6yqh

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 IoCs

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9a8a37f89bead8fbd092114803b1f42c.exe
    "C:\Users\Admin\AppData\Local\Temp\9a8a37f89bead8fbd092114803b1f42c.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:660
    • C:\Users\Admin\AppData\Local\Temp\9a8a37f89bead8fbd092114803b1f42c.exe
      C:\Users\Admin\AppData\Local\Temp\9a8a37f89bead8fbd092114803b1f42c.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:2900
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\9a8a37f89bead8fbd092114803b1f42c.exe" /TN nMQUF5AE494a /F
        3⤵
        • Creates scheduled task(s)
        PID:1268
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN nMQUF5AE494a > C:\Users\Admin\AppData\Local\Temp\ZqpzIEH.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2420
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks.exe /Query /XML /TN nMQUF5AE494a
          4⤵
            PID:2852

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\9a8a37f89bead8fbd092114803b1f42c.exe

      Filesize

      1003KB

      MD5

      b564d996f4722f861bd8adbbf2677368

      SHA1

      ba26efaac5f61c2143d34dbf58f5ffc2775d8078

      SHA256

      295689652dba161a43531fbf4e095206b4bbe45a08dcd64a75f24cd70298edb6

      SHA512

      df764d6d982b45d05d5537db221cc6f0043b58b283d7ca0ab7074bb59caa588dd45b2c272689f18e9f2719dcdb8bc1e14d9ed65568263f8fb34418dfab78b3ec

    • C:\Users\Admin\AppData\Local\Temp\ZqpzIEH.xml

      Filesize

      1KB

      MD5

      81139bafd571bc7ce5426b1b6d4dbde9

      SHA1

      61f1fe18e0ff8380a49f6642adb08b821335a53b

      SHA256

      d95365790b5411d0b3c67bc6dcf67a51d97f5b0a7702dd6059bf15362cc2714a

      SHA512

      f58fa361da76d5e04d0dbacadfa729186c071b74e29779d9a8e5a82d398df6cbd78089b91dffe675478ecf620336b186db0baff35e4fda630409adef9eec02cb

    • memory/660-0-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB

    • memory/660-1-0x0000000000400000-0x000000000046B000-memory.dmp

      Filesize

      428KB

    • memory/660-4-0x0000000026020000-0x000000002609E000-memory.dmp

      Filesize

      504KB

    • memory/660-13-0x0000000000400000-0x000000000046B000-memory.dmp

      Filesize

      428KB

    • memory/2900-15-0x00000000016E0000-0x000000000175E000-memory.dmp

      Filesize

      504KB

    • memory/2900-17-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB

    • memory/2900-23-0x0000000000400000-0x000000000045B000-memory.dmp

      Filesize

      364KB

    • memory/2900-22-0x00000000004B0000-0x000000000051B000-memory.dmp

      Filesize

      428KB

    • memory/2900-40-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB