Analysis

  • max time kernel
    93s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-11-2024 12:25

General

  • Target

    2024-11-20_191ddf10583928cd62879c2f8b3a8a11_floxif_icedid_silence.exe

  • Size

    1.6MB

  • MD5

    191ddf10583928cd62879c2f8b3a8a11

  • SHA1

    e2d6349a0149db0d93f0a84adb0a0892039a2b87

  • SHA256

    9a2736c8d469b2b74411699f9fb3eccdcda7f3a656e170b404d0dc1bdb6cc8e8

  • SHA512

    9a07902cd30c95aa37a429cc378b36f8f72f5a8f78ade2e0f5870475dee3a9e476713e68ca80818a1b0293faa2aee312f8cbc953807267c83afda68b2ec2b096

  • SSDEEP

    49152:s+6WYNLnNMxYkWdx+dv7Xp8krUk1n5sjJOwysQK0:t6WYNjNMxYko+dzp86zn8JOwysV0

Malware Config

Signatures

  • Floxif family
  • Floxif, Floodfix

    Floxif aka FloodFix is a file-changing trojan and backdoor written in C++.

  • Detects Floxif payload 1 IoCs
  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 IoCs

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

  • Drops file in Program Files directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-11-20_191ddf10583928cd62879c2f8b3a8a11_floxif_icedid_silence.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-11-20_191ddf10583928cd62879c2f8b3a8a11_floxif_icedid_silence.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2992

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

  • memory/2992-4-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2992-6-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB