Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/01/2025, 01:44

General

  • Target

    2025-01-26_e69c4475597223c020bc5136a4f73bdf_floxif_icedid.exe

  • Size

    3.8MB

  • MD5

    e69c4475597223c020bc5136a4f73bdf

  • SHA1

    ce6ff25fb95f4aa22cd8ad021814cf6c7b3a35dd

  • SHA256

    e4610921cc3ce82d6de19f3cc78df93abb601fb23c2d456ee9fd5880e2921749

  • SHA512

    20abf5b80dbef5efa7450ec036316a7230a103578d48552025f7b7c8b9d6b508c295d7056435795543144669ad9fc76d2f6e9e0486a5c629ae325fbe34bdc6d3

  • SSDEEP

    49152:Kb3GxkFgjxabyBjw9+3UTDnUpItLc8aOm7s+mtR:Kb2x7WyBj6Y427hmz

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.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • UPX packed file 6 IoCs

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

  • 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.

  • Checks SCSI registry key(s) 3 TTPs 4 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies registry class 33 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-01-26_e69c4475597223c020bc5136a4f73bdf_floxif_icedid.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-01-26_e69c4475597223c020bc5136a4f73bdf_floxif_icedid.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Enumerates connected drives
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Checks SCSI registry key(s)
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:216
    • C:\Windows\SysWOW64\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\Windows\temp\cpuz_driver_216.log
      2⤵
      • System Location Discovery: System Language Discovery
      • Opens file in notepad (likely ransom note)
      PID:3876

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    67KB

    MD5

    7574cf2c64f35161ab1292e2f532aabf

    SHA1

    14ba3fa927a06224dfe587014299e834def4644f

    SHA256

    de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

    SHA512

    4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

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

    Filesize

    175B

    MD5

    1130c911bf5db4b8f7cf9b6f4b457623

    SHA1

    48e734c4bc1a8b5399bff4954e54b268bde9d54c

    SHA256

    eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1

    SHA512

    94e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0

  • C:\Windows\Temp\cpuz_driver_216.log

    Filesize

    991B

    MD5

    626e32e13246ddba8e31a8ab35a6767d

    SHA1

    acfeb40bf5b4bbfedc7f23f9ca131748f866f862

    SHA256

    459eb6001ed44b313957b47f0e9e0b688632ceac3a8757117a35d8dd86097d3d

    SHA512

    ad452b72b556d8a2ab00bdfff4b7acc93156ba4bb9e889592531684c41d62acea4df70baab9008ebf5e393316587ebfc62935d5847a322fcd2d96f60af015bc0

  • C:\Windows\Temp\cpuz_driver_216.log

    Filesize

    1KB

    MD5

    1f8c66ad095c51db8eaf086348f19e77

    SHA1

    d277e0eb1528d8642f0abdaca9d3454d7d293374

    SHA256

    e3e9c2c11222a0ba93cc84fb8315124e50cf502055d09bc4bd3a684ed0841c72

    SHA512

    0797a8ebf049f2e0352ba5b0eff81dda7fc660ce2f79267c4ac6d3ace179591c2930c5bec1197d45510df698ce10ba6b72046608f7ead7808dcb3ab1ee4a5a0c

  • C:\Windows\temp\cpuz_driver_216.log

    Filesize

    1KB

    MD5

    df5eb60e0bca7c12b04d62cf9689c6e9

    SHA1

    0aada0aab476944aca95a340ea6975249d42e674

    SHA256

    6c881bc43f4d9d7fd3376deccc55f111e0cecbee272b6868c5ea9aec90159d44

    SHA512

    8e0701617c26c5d97d606334c9b02e3d4f52603d900eb23cec21c8aed109613a2b6719385929efd89c4c16b4bb195ed54a7aae8c7bf0565b1a7b4b6962467d6a

  • memory/216-51-0x00000000750D5000-0x00000000750D6000-memory.dmp

    Filesize

    4KB

  • memory/216-3-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/216-35-0x00000000750C0000-0x0000000075123000-memory.dmp

    Filesize

    396KB

  • memory/216-41-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/216-42-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/216-34-0x00000000750D5000-0x00000000750D6000-memory.dmp

    Filesize

    4KB

  • memory/216-52-0x00000000750C0000-0x0000000075123000-memory.dmp

    Filesize

    396KB

  • memory/216-55-0x00000000750C0000-0x0000000075123000-memory.dmp

    Filesize

    396KB

  • memory/216-58-0x00000000750C0000-0x0000000075123000-memory.dmp

    Filesize

    396KB

  • memory/216-38-0x00000000750C0000-0x0000000075123000-memory.dmp

    Filesize

    396KB

  • memory/216-61-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/216-62-0x00000000750C0000-0x0000000075123000-memory.dmp

    Filesize

    396KB

  • memory/216-63-0x00000000750C0000-0x0000000075123000-memory.dmp

    Filesize

    396KB

  • memory/216-64-0x00000000750C0000-0x0000000075123000-memory.dmp

    Filesize

    396KB

  • memory/216-67-0x00000000750C0000-0x0000000075123000-memory.dmp

    Filesize

    396KB

  • memory/216-72-0x0000000010000000-0x0000000010030000-memory.dmp

    Filesize

    192KB

  • memory/216-73-0x00000000750C0000-0x0000000075123000-memory.dmp

    Filesize

    396KB