Analysis

  • max time kernel
    141s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    09-09-2024 21:06

General

  • Target

    6bbe07df454c029b8149c6f5ae90dcc95c4ba371e2fd49c50e5c45bcde6a71df.exe

  • Size

    4.2MB

  • MD5

    b885315eca4f2f5cc6f061492870b376

  • SHA1

    d583c26b2e0207c721c87d8fc55339ada20eddef

  • SHA256

    6bbe07df454c029b8149c6f5ae90dcc95c4ba371e2fd49c50e5c45bcde6a71df

  • SHA512

    181fa7b8075896fef81aebd5d4badf44ff834cd31a12aa6ed430d3d54c14e6453d6f793efc2cf26da43af64330c4ba571730c302f04d6927c2f770f7f357d4f4

  • SSDEEP

    98304:JlBKm75EVbHparRZgxP+2DpulXGuYlNAhiKNd:RKNPQF2DpulXolGhiKNd

Malware Config

Signatures

  • 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
  • Program crash 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 WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6bbe07df454c029b8149c6f5ae90dcc95c4ba371e2fd49c50e5c45bcde6a71df.exe
    "C:\Users\Admin\AppData\Local\Temp\6bbe07df454c029b8149c6f5ae90dcc95c4ba371e2fd49c50e5c45bcde6a71df.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1480
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1480 -s 364
      2⤵
      • Program crash
      PID:2380

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • memory/1480-4-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1480-3-0x00000000006BC000-0x00000000006BD000-memory.dmp

    Filesize

    4KB

  • memory/1480-8-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1480-9-0x0000000000400000-0x0000000000867000-memory.dmp

    Filesize

    4.4MB