Analysis

  • max time kernel
    149s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/03/2024, 14:07

General

  • Target

    bf291778e1447bd3065c2ea5bf49433035bf91720144ad9fa843a6f68b99cb50.exe

  • Size

    2.6MB

  • MD5

    e23030a6862e651b242dd3fa113131dc

  • SHA1

    544d10c39b57691daa22390f2ea1c00448272182

  • SHA256

    bf291778e1447bd3065c2ea5bf49433035bf91720144ad9fa843a6f68b99cb50

  • SHA512

    2901e3363d8792494ee441786969907169e0400048836500eb1affe7d5dfb435815aafb2a8dd6783fdf0b839148582a639c2de219ad41ac94229f74e9e0f4fd4

  • SSDEEP

    49152:wnH3qnGeO8p9g0RWYDI9NmQ3+Xa9ftxJEzmh8ezDJFpkCHI8IaGrpeJH2o:hpOY+NmQ3ZFtjEilD2Co8X

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Modifies AppInit DLL entries 2 TTPs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 14 IoCs

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

  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bf291778e1447bd3065c2ea5bf49433035bf91720144ad9fa843a6f68b99cb50.exe
    "C:\Users\Admin\AppData\Local\Temp\bf291778e1447bd3065c2ea5bf49433035bf91720144ad9fa843a6f68b99cb50.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1720

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Program Files\Common Files\System\symsrv.dll

          Filesize

          67KB

          MD5

          7574cf2c64f35161ab1292e2f532aabf

          SHA1

          14ba3fa927a06224dfe587014299e834def4644f

          SHA256

          de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

          SHA512

          4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

        • C:\Program Files\Common Files\System\symsrv.dll.000

          Filesize

          175B

          MD5

          1130c911bf5db4b8f7cf9b6f4b457623

          SHA1

          48e734c4bc1a8b5399bff4954e54b268bde9d54c

          SHA256

          eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1

          SHA512

          94e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0

        • memory/1720-91-0x00000000002E0000-0x0000000000573000-memory.dmp

          Filesize

          2.6MB

        • memory/1720-6-0x00000000002E0000-0x0000000000573000-memory.dmp

          Filesize

          2.6MB

        • memory/1720-12-0x00000000002E0000-0x0000000000573000-memory.dmp

          Filesize

          2.6MB

        • memory/1720-20-0x0000000076690000-0x00000000766F3000-memory.dmp

          Filesize

          396KB

        • memory/1720-22-0x0000000076690000-0x00000000766F3000-memory.dmp

          Filesize

          396KB

        • memory/1720-25-0x00000000002E0000-0x0000000000573000-memory.dmp

          Filesize

          2.6MB

        • memory/1720-30-0x00000000002E0000-0x0000000000573000-memory.dmp

          Filesize

          2.6MB

        • memory/1720-31-0x0000000010000000-0x0000000010030000-memory.dmp

          Filesize

          192KB

        • memory/1720-36-0x0000000010000000-0x0000000010030000-memory.dmp

          Filesize

          192KB

        • memory/1720-45-0x00000000002E0000-0x0000000000573000-memory.dmp

          Filesize

          2.6MB

        • memory/1720-48-0x00000000002E0000-0x0000000000573000-memory.dmp

          Filesize

          2.6MB

        • memory/1720-51-0x00000000002E0000-0x0000000000573000-memory.dmp

          Filesize

          2.6MB

        • memory/1720-52-0x0000000076690000-0x00000000766F3000-memory.dmp

          Filesize

          396KB

        • memory/1720-67-0x00000000002E0000-0x0000000000573000-memory.dmp

          Filesize

          2.6MB

        • memory/1720-70-0x0000000010000000-0x0000000010030000-memory.dmp

          Filesize

          192KB

        • memory/1720-73-0x00000000002E0000-0x0000000000573000-memory.dmp

          Filesize

          2.6MB

        • memory/1720-92-0x0000000010000000-0x0000000010030000-memory.dmp

          Filesize

          192KB

        • memory/1720-76-0x00000000002E0000-0x0000000000573000-memory.dmp

          Filesize

          2.6MB

        • memory/1720-7-0x00000000002E0000-0x0000000000573000-memory.dmp

          Filesize

          2.6MB

        • memory/1720-4-0x0000000010000000-0x0000000010030000-memory.dmp

          Filesize

          192KB

        • memory/1720-136-0x0000000010000000-0x0000000010030000-memory.dmp

          Filesize

          192KB

        • memory/1720-114-0x0000000010000000-0x0000000010030000-memory.dmp

          Filesize

          192KB

        • memory/1720-135-0x00000000002E0000-0x0000000000573000-memory.dmp

          Filesize

          2.6MB

        • memory/1720-111-0x00000000002E0000-0x0000000000573000-memory.dmp

          Filesize

          2.6MB

        • memory/1720-157-0x00000000002E0000-0x0000000000573000-memory.dmp

          Filesize

          2.6MB

        • memory/1720-158-0x0000000010000000-0x0000000010030000-memory.dmp

          Filesize

          192KB

        • memory/1720-185-0x00000000002E0000-0x0000000000573000-memory.dmp

          Filesize

          2.6MB

        • memory/1720-189-0x00000000002E0000-0x0000000000573000-memory.dmp

          Filesize

          2.6MB

        • memory/1720-203-0x00000000002E0000-0x0000000000573000-memory.dmp

          Filesize

          2.6MB

        • memory/1720-209-0x00000000002E0000-0x0000000000573000-memory.dmp

          Filesize

          2.6MB

        • memory/1720-210-0x0000000010000000-0x0000000010030000-memory.dmp

          Filesize

          192KB

        • memory/1720-229-0x00000000002E0000-0x0000000000573000-memory.dmp

          Filesize

          2.6MB

        • memory/1720-230-0x0000000010000000-0x0000000010030000-memory.dmp

          Filesize

          192KB

        • memory/1720-249-0x00000000002E0000-0x0000000000573000-memory.dmp

          Filesize

          2.6MB

        • memory/1720-250-0x0000000010000000-0x0000000010030000-memory.dmp

          Filesize

          192KB

        • memory/1720-255-0x00000000002E0000-0x0000000000573000-memory.dmp

          Filesize

          2.6MB

        • memory/1720-256-0x0000000010000000-0x0000000010030000-memory.dmp

          Filesize

          192KB

        • memory/1720-269-0x00000000002E0000-0x0000000000573000-memory.dmp

          Filesize

          2.6MB

        • memory/1720-270-0x0000000010000000-0x0000000010030000-memory.dmp

          Filesize

          192KB