Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    09/01/2025, 18:00

General

  • Target

    2025-01-09_f428e559d67d1cd2be565bdc43548aa0_floxif_icedid.exe

  • Size

    2.6MB

  • MD5

    f428e559d67d1cd2be565bdc43548aa0

  • SHA1

    47f577ac0628fa2e2545ffc31a0c6907b53f9146

  • SHA256

    d23d1ce7ca28a5c8db341ddac73b59f1e67c84817e00e2459e17700a44d6f075

  • SHA512

    f7a51102d0d14f78f981be4dddd5c855e405979978b87014cedce32dd006697e83d229e6e7a6799928cd610ea83b19e619f2501396613ae2eae34c89acc3159f

  • SSDEEP

    24576:RpqzhKCykVFLvty85U+PzY0Ff5lAVElV7mTYSlLGaqlk0d6PSdTjo8ufJa/zfzk5:RpAh5Fy+zWOgLvqlk0gQTWfJa/jzkjkC

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
  • Enumerates connected drives 3 TTPs 1 IoCs

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

  • UPX packed file 9 IoCs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-01-09_f428e559d67d1cd2be565bdc43548aa0_floxif_icedid.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-01-09_f428e559d67d1cd2be565bdc43548aa0_floxif_icedid.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:1620

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    175B

    MD5

    1130c911bf5db4b8f7cf9b6f4b457623

    SHA1

    48e734c4bc1a8b5399bff4954e54b268bde9d54c

    SHA256

    eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1

    SHA512

    94e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • memory/1620-11-0x0000000076516000-0x0000000076517000-memory.dmp

    Filesize

    4KB

  • memory/1620-10-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1620-14-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1620-15-0x0000000076510000-0x0000000076545000-memory.dmp

    Filesize

    212KB

  • memory/1620-18-0x0000000076510000-0x0000000076545000-memory.dmp

    Filesize

    212KB

  • memory/1620-19-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1620-22-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1620-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1620-25-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1620-28-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1620-31-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1620-32-0x0000000076510000-0x0000000076545000-memory.dmp

    Filesize

    212KB