Analysis

  • max time kernel
    142s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    12/10/2023, 01:18

General

  • Target

    2023-08-26_4a5b7db72ae3ff609524f130c59163a0_hacktools_xiaoba_JC.exe

  • Size

    3.7MB

  • MD5

    4a5b7db72ae3ff609524f130c59163a0

  • SHA1

    8896ad106a01befe2fda798bc686e23253145203

  • SHA256

    80af439cd6bfedab7ac63d2d86732bee1e3b73a86c952624709eb83ef5b09886

  • SHA512

    31e4f1a9597cdb09b7a87da6fdb2dc2928731f05c55e8fd637dcf7212d37ebd92e635f102fe05ed0ab9e4d13fc290f85fd54b366ba8a773891dfaed9c8a9a2c0

  • SSDEEP

    98304:I/jMXEDawn+LSzIoyYGMNY61v+6AoYvxZLVDbk:IvOUEMNZvAvx3E

Score
7/10
upx

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 2 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 5 IoCs

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

  • Drops file in System32 directory 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2023-08-26_4a5b7db72ae3ff609524f130c59163a0_hacktools_xiaoba_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\2023-08-26_4a5b7db72ae3ff609524f130c59163a0_hacktools_xiaoba_JC.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:1572

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\SkinH_EL.dll

          Filesize

          86KB

          MD5

          147127382e001f495d1842ee7a9e7912

          SHA1

          92d1ed56032183c75d4b57d7ce30b1c4ae11dc9b

          SHA256

          edf679c02ea2e170e67ab20dfc18558e2bfb4ee5d59eceeaea4b1ad1a626c3cc

          SHA512

          97f5ae90a1bbacfe39b9e0f2954c24f9896cc9dca9d14364c438862996f3bbc04a4aa515742fccb3679d222c1302f5bb40c7eaddd6b5859d2d6ef79490243a4d

        • \Users\Admin\AppData\Local\Temp\SkinH_EL.dll

          Filesize

          86KB

          MD5

          147127382e001f495d1842ee7a9e7912

          SHA1

          92d1ed56032183c75d4b57d7ce30b1c4ae11dc9b

          SHA256

          edf679c02ea2e170e67ab20dfc18558e2bfb4ee5d59eceeaea4b1ad1a626c3cc

          SHA512

          97f5ae90a1bbacfe39b9e0f2954c24f9896cc9dca9d14364c438862996f3bbc04a4aa515742fccb3679d222c1302f5bb40c7eaddd6b5859d2d6ef79490243a4d

        • memory/1572-7-0x0000000010000000-0x000000001003D000-memory.dmp

          Filesize

          244KB

        • memory/1572-10-0x0000000010000000-0x000000001003D000-memory.dmp

          Filesize

          244KB

        • memory/1572-11-0x0000000000990000-0x0000000000A90000-memory.dmp

          Filesize

          1024KB

        • memory/1572-9-0x0000000010000000-0x000000001003D000-memory.dmp

          Filesize

          244KB

        • memory/1572-13-0x0000000000990000-0x0000000000A90000-memory.dmp

          Filesize

          1024KB