Analysis

  • max time kernel
    146s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/05/2024, 10:45

General

  • Target

    2024-05-14_cc94d4e741daf45e3955db6244915f6b_floxif_icedid.exe

  • Size

    3.9MB

  • MD5

    cc94d4e741daf45e3955db6244915f6b

  • SHA1

    60a3d4ac86f7a80cbea21645063d2fa06bb52ebc

  • SHA256

    80f6330fb12ab444181cf567965a29435753bbe09f90617766e7449bd80ebce7

  • SHA512

    974cde26785700c40445fcabcd678d935a60ebf5c9ee42c60f751128d775d36a4030d693fbcc90647824018f58d0c7584430bb311f863975efe864cc90750e2d

  • SSDEEP

    49152:3lrytcnhHSCtyzqhQvW/hAjVYGm5oM1N3KkdEh4KUPPzlJ17n8Tiv:3lrIRC0zyh2YGm5L1N3R84PPP5Pb8Ts

Score
9/10

Malware Config

Signatures

  • UPX dump on OEP (original entry point) 7 IoCs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 7 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.

  • Installs/modifies Browser Helper Object 2 TTPs 8 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 25 IoCs
  • Modifies registry class 12 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-05-14_cc94d4e741daf45e3955db6244915f6b_floxif_icedid.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-05-14_cc94d4e741daf45e3955db6244915f6b_floxif_icedid.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Installs/modifies Browser Helper Object
    • Drops file in Program Files directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:984

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        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/984-18-0x0000000075BB0000-0x0000000075C13000-memory.dmp

          Filesize

          396KB

        • memory/984-11-0x0000000075BB0000-0x0000000075C13000-memory.dmp

          Filesize

          396KB

        • memory/984-14-0x0000000075BB0000-0x0000000075C13000-memory.dmp

          Filesize

          396KB

        • memory/984-15-0x0000000010000000-0x0000000010030000-memory.dmp

          Filesize

          192KB

        • memory/984-10-0x0000000075BC5000-0x0000000075BC6000-memory.dmp

          Filesize

          4KB

        • memory/984-21-0x0000000010000000-0x0000000010030000-memory.dmp

          Filesize

          192KB

        • memory/984-3-0x0000000010000000-0x0000000010030000-memory.dmp

          Filesize

          192KB

        • memory/984-24-0x0000000010000000-0x0000000010030000-memory.dmp

          Filesize

          192KB

        • memory/984-27-0x0000000010000000-0x0000000010030000-memory.dmp

          Filesize

          192KB

        • memory/984-33-0x0000000010000000-0x0000000010030000-memory.dmp

          Filesize

          192KB

        • memory/984-39-0x0000000075BB0000-0x0000000075C13000-memory.dmp

          Filesize

          396KB

        • memory/984-41-0x0000000075BB0000-0x0000000075C13000-memory.dmp

          Filesize

          396KB