Analysis

  • max time kernel
    144s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    31-12-2024 01:50

General

  • Target

    2024-12-31_c68ba3cef99ef682df1f70b82ca40f81_floxif_poet-rat_snatch.exe

  • Size

    8.3MB

  • MD5

    c68ba3cef99ef682df1f70b82ca40f81

  • SHA1

    444b9fe3b569e5e12fe8a4690beedb62f623747c

  • SHA256

    ba3a5d58e92d21c326cb8fa2ff37071793e97640687abaeb200146a7059e126a

  • SHA512

    698604b6aff725f4b280ae372cded2c14c7feec9a8232c46976351bc9cf044d3cf2e7a2df99b4308b5d6521e20259792f599a350817987c3adf27830fd478c16

  • SSDEEP

    98304:n1eTNno6ndsjRN1dpQz+oopJ6ze8YCqDWecj5mNBMpOje:n1ANn/8jvpJQe8YceJBMMje

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 8 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 3 IoCs

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

  • Kills process with taskkill 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 5 IoCs
  • Suspicious use of SendNotifyMessage 5 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-12-31_c68ba3cef99ef682df1f70b82ca40f81_floxif_poet-rat_snatch.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-12-31_c68ba3cef99ef682df1f70b82ca40f81_floxif_poet-rat_snatch.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 FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1292
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /C taskkill /IM MOPLUG_EVENT.exe /F
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2312
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /IM MOPLUG_EVENT.exe /F
        3⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:2180

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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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/1292-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1292-10-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1292-11-0x0000000076966000-0x0000000076967000-memory.dmp

    Filesize

    4KB

  • memory/1292-14-0x0000000076960000-0x0000000076995000-memory.dmp

    Filesize

    212KB

  • memory/1292-15-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1292-16-0x0000000076960000-0x0000000076995000-memory.dmp

    Filesize

    212KB

  • memory/1292-19-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1292-22-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1292-25-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1292-28-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB