Analysis

  • max time kernel
    16s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    16-08-2024 00:20

General

  • Target

    51ba0ccfbacf26ec1d4f443e06ce0310N.exe

  • Size

    982KB

  • MD5

    51ba0ccfbacf26ec1d4f443e06ce0310

  • SHA1

    c527fd6271d861801df67af73c5bbf445e3dec30

  • SHA256

    2140aecd73e0539070ebf5a9578f149367a4839b38de2587bb67de00623177a9

  • SHA512

    3994931fed23547a9081478df32659bb9aac81586d0fde2c009f224ea342c5e557ab044e8c8fc8fb0643886cabde124edc99bff5707febb4bdb781534299e7ed

  • SSDEEP

    24576:mBccZBe6kcJAlJIL1Uvj/dWRUdyBuvM9jmCikRcuK8rEH7C:EBMyYCL1KxgmyBSMsCiUjKG

Malware Config

Signatures

  • 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 4 IoCs
  • UPX packed file 11 IoCs

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

  • Enumerates connected drives 3 TTPs 1 IoCs

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

  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\51ba0ccfbacf26ec1d4f443e06ce0310N.exe
    "C:\Users\Admin\AppData\Local\Temp\51ba0ccfbacf26ec1d4f443e06ce0310N.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 WriteProcessMemory
    PID:1820
    • C:\Users\Admin\AppData\Local\Temp\51ba0ccfbacf26ec1d4f443e06ce0310N.exe
      "C:\Users\Admin\AppData\Local\Temp\51ba0ccfbacf26ec1d4f443e06ce0310N.exe" -sfxwaitall:0 "QTranslate.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:2156

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\7ZipSfx.000\QTranslate.exe

    Filesize

    1.6MB

    MD5

    ca9b0e43f8b4a7dbfb67f844b2e914de

    SHA1

    183600f0d4bcd97d1f55431352759a50faf7bf13

    SHA256

    f956581507c340d1d9049062984571c308566d937391b7f8bd19d500407ecbd2

    SHA512

    757a7534f4e725f7852b965de236abc3f8eca00aa477eaffecbff705c091e2daf98473dfbd9bdfb13ee61f1476853a4033ef4317bd1c7db6ef9dce4de446c1c0

  • \??\c:\users\admin\appdata\local\temp\7zipsfx.000\bass.dll

    Filesize

    125KB

    MD5

    c5b3059004e2c7631915ec044f4e6c63

    SHA1

    dbcdc0aba1d9cf3396ba8ae00bb3671c85047fb2

    SHA256

    3cd00f456f51829eda119e0e133acc1e45a5930d61fc335a2e9aa688a836a24d

    SHA512

    3ed914fbfa4ff78fe98ade848e79c3e1e3b66eae83159b45725bf946f2b3cb9d4f805f719901928d9b52c20bc121b0552645fa6aba11ac0fcd5ade672f14f5ee

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • \Users\Admin\AppData\Local\Temp\7ZipSfx.000\QTranslate.exe.tmp

    Filesize

    1.7MB

    MD5

    b13484ed5cc4e991a26e988ca2862be5

    SHA1

    f992ec8b24374fa3711dc29f11d6f7dfc13e19e8

    SHA256

    eaf83d587fbb66ce636d384e8787d1708a3b58e59db6426371e8d6ed45a10fcb

    SHA512

    fb2b523152d2aa16bb2dceafad18676c3f69e7568337a1217604bad1f940edfbb3de630173c76ad1c3f14372ea1535a6210107705e85ca88f4aad47f8d6fa05c

  • memory/1820-263-0x00000000003D0000-0x00000000003F0000-memory.dmp

    Filesize

    128KB

  • memory/1820-1-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1820-4-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1820-278-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/1820-279-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1820-287-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/1820-285-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/2156-266-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2156-276-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/2156-275-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB