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Analysis

  • max time kernel
    94s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/12/2024, 00:32

General

  • Target

    2024-12-25_ed84e59cfac17ecf89179342e8037f37_floxif_hijackloader_icedid.exe

  • Size

    3.2MB

  • MD5

    ed84e59cfac17ecf89179342e8037f37

  • SHA1

    4c6fd3b4bca02adaba2600edf38addcc08759834

  • SHA256

    b3df9c88beedc07f4762f6f8ce0d6d59f07158625fbf0a0207c81904d2787b8d

  • SHA512

    372724942fdeb7caebc40773c5fec5383429081d219a5496a37711b17c8811a3cddcb9341c52bf99265aaa969ef6c70c41aaf2778d05dcd205873f5f4f41933c

  • SSDEEP

    49152:2LT5razB15YsBNMqxs9j7GvQDf536Ubmezbj2PSWMNXoenbtzNPBtpCW1zM0:2LMHXADyPSWMNXogPBtMW20

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
  • Event Triggered Execution: AppInit DLLs 1 TTPs

    Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.

  • 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
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-12-25_ed84e59cfac17ecf89179342e8037f37_floxif_hijackloader_icedid.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-25_ed84e59cfac17ecf89179342e8037f37_floxif_hijackloader_icedid.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:2032

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:\Users\Admin\AppData\Local\Temp\v3restore.log

    Filesize

    711B

    MD5

    5af4f41b637278e391a94253d8006e67

    SHA1

    3c4f850f8a03e20657265bc89766acbc49c20a92

    SHA256

    1cb981a200286c98a97fabe05bcf49650ab5efebce5ce10a3d23e7bff9bbab32

    SHA512

    4fbb53e0229508fd43f620020c9a34bce09b91d9eadeaf267ff9b2b32851baaf6c8696eb85fc35858993f1e6b4d33e5ee74dc9c7ff08042c32f2e401e02769e4

  • memory/2032-4-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2032-14-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB