Analysis

  • max time kernel
    150s
  • max time network
    169s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-12-2024 10:46

General

  • Target

    virussign.com_00fa4d04b04bf7c7e9ffb1714bb74688.exe

  • Size

    508KB

  • MD5

    00fa4d04b04bf7c7e9ffb1714bb74688

  • SHA1

    ec7c25e560fbfda8f3ae83bd67824c505fe71ae4

  • SHA256

    2c610fe3c5e17ca7280991967a80f2bb0a6008cea326439bc8320196dd07848a

  • SHA512

    06823d209875a6ba7eedf66b09f7de5a0135f843ef0ed0fd353bfc7069a850f47883a130ec7547170eacd4a1a2701e7828476c8957bff487530363ac4b056bb4

  • SSDEEP

    12288:lXa8s0fUDw52+TuIr+grnSQvtSKDd9qcsX3n0A8:lq8nfUGuIr+eSoR9qPnM

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Drops file in System32 directory 12 IoCs
  • Drops file in Program Files directory 17 IoCs
  • Drops file in Windows directory 64 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 64 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\virussign.com_00fa4d04b04bf7c7e9ffb1714bb74688.exe
    "C:\Users\Admin\AppData\Local\Temp\virussign.com_00fa4d04b04bf7c7e9ffb1714bb74688.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:5060
    • C:\Users\Admin\AppData\Local\Temp\virussign.com_00fa4d04b04bf7c7e9ffb1714bb74688.exe
      "C:\Users\Admin\AppData\Local\Temp\virussign.com_00fa4d04b04bf7c7e9ffb1714bb74688.exe"
      2⤵
      • Checks computer location settings
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1632
      • C:\Users\Admin\AppData\Local\Temp\virussign.com_00fa4d04b04bf7c7e9ffb1714bb74688.exe
        "C:\Users\Admin\AppData\Local\Temp\virussign.com_00fa4d04b04bf7c7e9ffb1714bb74688.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2892
    • C:\Users\Admin\AppData\Local\Temp\virussign.com_00fa4d04b04bf7c7e9ffb1714bb74688.exe
      "C:\Users\Admin\AppData\Local\Temp\virussign.com_00fa4d04b04bf7c7e9ffb1714bb74688.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:1376

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\danish fetish lesbian catfight titts lady .mpeg.exe

    Filesize

    708KB

    MD5

    2acd50187f1ffbba7ae6366627417fb4

    SHA1

    bf7d5e5755f6e9da407cfd918d02f65b3e699c7e

    SHA256

    8157e3c97c71d542b98aa8fa35e7fd1689e527292459f979c2f0a9bdb2154bcc

    SHA512

    45227509cf8ca64cdd346759a9c17f2f868fd58817610e9a8221f7ca2d35feaf888570db0454c0cd44962eb1e51f0654165fef48301f75e10bf5eb7237ca5cf4

  • memory/1376-234-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/1632-233-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2892-207-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2892-235-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/5060-253-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/5060-262-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/5060-231-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/5060-237-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/5060-243-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/5060-0-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/5060-257-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/5060-232-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/5060-266-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/5060-270-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/5060-274-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/5060-278-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/5060-282-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/5060-286-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/5060-290-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/5060-294-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB