Analysis

  • max time kernel
    143s
  • max time network
    57s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    04/03/2025, 01:27

General

  • Target

    7103b5fd02ccbae182523cd4394273452754ba6d0a1c2b5faaf481865c4a1a27.exe

  • Size

    2.5MB

  • MD5

    9fa7798137e5d808dcfcbeb0102aaf63

  • SHA1

    42459ade243eeacfe23dc537d3bf9986387d09f0

  • SHA256

    7103b5fd02ccbae182523cd4394273452754ba6d0a1c2b5faaf481865c4a1a27

  • SHA512

    5adc022b4e9d18709b6da2c7c51a78cd3ba70b47b3a9d4fa98251b871996bea0ecd6299bd38544f85af2aecd0573a9b8bcbcdfcde1bd77312da2c2494f854318

  • SSDEEP

    49152:bfSAGd+DWrdLqTKf+Kzb+wxVuzGap+Gaie:7SAGdEWrUTK+KuwxVuzGape

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
  • Drops file in Windows 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7103b5fd02ccbae182523cd4394273452754ba6d0a1c2b5faaf481865c4a1a27.exe
    "C:\Users\Admin\AppData\Local\Temp\7103b5fd02ccbae182523cd4394273452754ba6d0a1c2b5faaf481865c4a1a27.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3016

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

  • C:\Users\Admin\AppData\Local\Temp\HS01.TMP

    Filesize

    379B

    MD5

    a8119cfe2843207e14104ddea7753582

    SHA1

    8ad326cc74487c51b204974e3ac7cd7b425e73a4

    SHA256

    a40dcf46c22d9184e2676cff1a57a44f34d64b3d9c9f34f84e575c80b4157da4

    SHA512

    5fd4e9c38796be6654757c86c4587031f1ac5b0eb27f2d6e3c1d80d187e29cac7824bc8bca4715f1ed65dec38c355e780779acb11a81f6d328a2a895834972d2

  • C:\Users\Admin\AppData\Local\Temp\MENUREC.TXT

    Filesize

    338B

    MD5

    586bd8ee01c09278ed3c7f796dbf0ad1

    SHA1

    217807d641748d587ad70a547dcae281d3eda406

    SHA256

    5a5609cbfe5a77dd363840724fce5136eae057298fefd62f63fa37c52e378163

    SHA512

    28cdf447e15bc73a6b2b651dcfaa7fce08cfc0b64c3fcb2d21fa212f1ec299dc8c24534740c96ce47b2a656d31dda96937cbde05a6372d328532f03b80f71243

  • C:\confidat.bin

    Filesize

    170B

    MD5

    5d3cdf2e9a91a3eab5ecf1cfd0eede64

    SHA1

    ef71c34041185c44589b6fcbf241dbaed2beeb9e

    SHA256

    3ee93bc4fdb7ab439471f2396c2cd7b5126b58efe5a9dd5a34088028590b1cf6

    SHA512

    60d731bc967e155ccb5af0e8a92b5fc8d82ff2a290808b7644ae259b50e15ac915edad51f540547ced2ac00a54bb92cfe9f750b89544b71bd7f4d142283ad8dd

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

  • memory/3016-30-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/3016-28-0x0000000000400000-0x000000000067E000-memory.dmp

    Filesize

    2.5MB

  • memory/3016-51-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/3016-50-0x0000000000400000-0x000000000067E000-memory.dmp

    Filesize

    2.5MB

  • memory/3016-55-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/3016-59-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/3016-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/3016-65-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/3016-67-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB