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Analysis

  • max time kernel
    147s
  • 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
    18/01/2024, 01:23

General

  • Target

    641cd01e7405ae9fea7ab07cd90d7e92.exe

  • Size

    593KB

  • MD5

    641cd01e7405ae9fea7ab07cd90d7e92

  • SHA1

    3eb0d97da4b62692ceca9ea7045ed3cc8356ecdf

  • SHA256

    67ede6407855ec22985a843b52f5d5ad8169aafc396606f742029bf05d10233f

  • SHA512

    b4d77a5d7c86b6c59cb704e2258d6acd7711b60f6b06d64b78ba4fd8cbe4e3c4a6c60ea92130490f5ee1b25cc5f587bce0e93ba12be6782653e1e784d07ea33b

  • SSDEEP

    12288:xH6kPIA9mR9jXZkTMxRACxFF3Z4mxxtRvz2JG0/BY:xHNB9mRRpk4xWCHQmXtgJG0/G

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\641cd01e7405ae9fea7ab07cd90d7e92.exe
    "C:\Users\Admin\AppData\Local\Temp\641cd01e7405ae9fea7ab07cd90d7e92.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:384
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Windows\uninstal.bat
      2⤵
        PID:3664
    • C:\Windows\Hacker.com.cn.exe
      C:\Windows\Hacker.com.cn.exe
      1⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:3332
      • C:\Program Files\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
        2⤵
          PID:4304

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Windows\Hacker.com.cn.exe

        Filesize

        329KB

        MD5

        1d0a9b94de8639bdc72ce55b7a53644e

        SHA1

        5552540ef5f5e0b1762e5bcec4faa678e8363ebb

        SHA256

        1e00c2c5c3956a61c1ed7725adbd8d144d95c5366c4586861647e3d7ec691b07

        SHA512

        7c25c6986da3bc6f4de64bd263b48be363a632c624c9174cd70832fa2ecf1a3f0a024de12413fb40ae9ffb1155b1b35225c9a8a793135c001fbe3fb732e4c3b1

      • C:\Windows\Hacker.com.cn.exe

        Filesize

        338KB

        MD5

        89b9f783f24e45f7d27859c06b43a420

        SHA1

        2e75d5afa52fdabb340890a21f650a544375713d

        SHA256

        6b98b2ffaa9778886cf9faec1debaac4ae913ed5da41854dda8016372a7d4107

        SHA512

        b5e0c2a0c17ce48d5d36b9297a3ad90ca026488ea74a38d3c663f50669eef8d195e5257680eec615d097c7152a9c7869e1d6decc620f984f3460323ad17a3cf6

      • C:\Windows\uninstal.bat

        Filesize

        190B

        MD5

        09cc8a879facab99fcec5aab71cac9b5

        SHA1

        1296068e439a723274cc816a81f5af47c1987401

        SHA256

        6640aa359a1049ceda71efb7db48842866f1a9199128f37e17e16fc840ccffba

        SHA512

        e99ff744bef58f2d0b0403e335c7d917cf7eedda6c8b5e39483b67410a84247c6440f9e3621c8bf31e958b1e457310032c674b58382667fc59545695f4b94058

      • memory/384-14-0x0000000002770000-0x0000000002771000-memory.dmp

        Filesize

        4KB

      • memory/384-2-0x00000000025C0000-0x00000000025C1000-memory.dmp

        Filesize

        4KB

      • memory/384-6-0x0000000002570000-0x0000000002571000-memory.dmp

        Filesize

        4KB

      • memory/384-7-0x00000000025E0000-0x00000000025E1000-memory.dmp

        Filesize

        4KB

      • memory/384-5-0x0000000002580000-0x0000000002581000-memory.dmp

        Filesize

        4KB

      • memory/384-8-0x00000000025D0000-0x00000000025D1000-memory.dmp

        Filesize

        4KB

      • memory/384-9-0x0000000002600000-0x0000000002601000-memory.dmp

        Filesize

        4KB

      • memory/384-10-0x0000000002590000-0x0000000002591000-memory.dmp

        Filesize

        4KB

      • memory/384-11-0x0000000000400000-0x0000000000561000-memory.dmp

        Filesize

        1.4MB

      • memory/384-0-0x0000000000400000-0x0000000000561000-memory.dmp

        Filesize

        1.4MB

      • memory/384-3-0x00000000025A0000-0x00000000025A1000-memory.dmp

        Filesize

        4KB

      • memory/384-4-0x00000000025F0000-0x00000000025F1000-memory.dmp

        Filesize

        4KB

      • memory/384-1-0x00000000008A0000-0x00000000008F4000-memory.dmp

        Filesize

        336KB

      • memory/384-24-0x00000000008A0000-0x00000000008F4000-memory.dmp

        Filesize

        336KB

      • memory/384-23-0x0000000000400000-0x0000000000561000-memory.dmp

        Filesize

        1.4MB

      • memory/3332-20-0x0000000001230000-0x0000000001231000-memory.dmp

        Filesize

        4KB

      • memory/3332-19-0x0000000000400000-0x0000000000561000-memory.dmp

        Filesize

        1.4MB

      • memory/3332-18-0x0000000000B60000-0x0000000000BB4000-memory.dmp

        Filesize

        336KB

      • memory/3332-17-0x0000000000400000-0x0000000000561000-memory.dmp

        Filesize

        1.4MB

      • memory/3332-26-0x0000000000400000-0x0000000000561000-memory.dmp

        Filesize

        1.4MB

      • memory/3332-27-0x0000000001230000-0x0000000001231000-memory.dmp

        Filesize

        4KB