Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250211-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250211-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-02-2025 04:42

General

  • Target

    d331749ecbf58bf0c3b71c27a2510cacc20822c4ea6bc4526c51d3ce078c5929.exe

  • Size

    908KB

  • MD5

    40c447efce06ab79578f644dfe7e7868

  • SHA1

    ad2348c4070b0123a21d6f3ace66bf8449ed3fac

  • SHA256

    d331749ecbf58bf0c3b71c27a2510cacc20822c4ea6bc4526c51d3ce078c5929

  • SHA512

    62191ffd4ee143e21d553fb2f4156dd3ff5263e8af9808cec5917d146d8a9e61ab2202eda1e3dea62a6a86e2391ebf85795ea10c7eb0f616bc3a2e106814952b

  • SSDEEP

    24576:LPx/Z54UCxaagjCHvOUVEinQnb7O0lo9arWo7:bx/Z5UaagjGvOGEh7JlEarD

Malware Config

Signatures

  • Guloader family
  • Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

  • Downloads MZ/PE file 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 42 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Drops file in System32 directory 1 IoCs
  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d331749ecbf58bf0c3b71c27a2510cacc20822c4ea6bc4526c51d3ce078c5929.exe
    "C:\Users\Admin\AppData\Local\Temp\d331749ecbf58bf0c3b71c27a2510cacc20822c4ea6bc4526c51d3ce078c5929.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:4848
    • C:\Users\Admin\AppData\Local\Temp\d331749ecbf58bf0c3b71c27a2510cacc20822c4ea6bc4526c51d3ce078c5929.exe
      "C:\Users\Admin\AppData\Local\Temp\d331749ecbf58bf0c3b71c27a2510cacc20822c4ea6bc4526c51d3ce078c5929.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious use of NtCreateThreadExHideFromDebugger
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:3732
  • C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
    "C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIzIiBpbnN0YWxsZGF0ZXRpbWU9IjE3MzkyODMyMzYiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4Mzc1NDI1MTE0ODAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI0ODk3MDE5MTc1Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
    1⤵
    • System Location Discovery: System Language Discovery
    • System Network Configuration Discovery: Internet Connection Discovery
    PID:2372

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsmA4AD.tmp\System.dll

    Filesize

    11KB

    MD5

    3f176d1ee13b0d7d6bd92e1c7a0b9bae

    SHA1

    fe582246792774c2c9dd15639ffa0aca90d6fd0b

    SHA256

    fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e

    SHA512

    0a69124819b7568d0dea4e9e85ce8fe61c7ba697c934e3a95e2dcfb9f252b1d9da7faf8774b6e8efd614885507acc94987733eba09a2f5e7098b774dfc8524b6

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Diathermance.lnk

    Filesize

    1KB

    MD5

    3633161b44cd9d84a239a1aa93cf2818

    SHA1

    d88346b138b8c97b2de7536b8491a2c165826520

    SHA256

    7d8f707cda9946c3c671dea64ce175207e1bc9a54331cda39edb1827901b32be

    SHA512

    6070094da2c6c0a949d8e3d7132ec9a92af00423509b2f056a40700e5250325ad2e9fb5843869cc9f625da06a9229ed246955406c415e8aa50739dcea0834b06

  • memory/3732-349-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-307-0x0000000001A50000-0x000000000392F000-memory.dmp

    Filesize

    30.9MB

  • memory/3732-288-0x0000000001A50000-0x000000000392F000-memory.dmp

    Filesize

    30.9MB

  • memory/3732-306-0x00000000007F0000-0x0000000001A44000-memory.dmp

    Filesize

    18.3MB

  • memory/3732-347-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-308-0x00000000007F0000-0x0000000000850000-memory.dmp

    Filesize

    384KB

  • memory/3732-309-0x0000000036600000-0x0000000036698000-memory.dmp

    Filesize

    608KB

  • memory/3732-319-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-317-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-315-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-365-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-354-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-313-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-311-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-310-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-346-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-369-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-367-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-363-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-361-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-359-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-357-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-355-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-351-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-302-0x0000000001A50000-0x000000000392F000-memory.dmp

    Filesize

    30.9MB

  • memory/3732-301-0x00000000007F0000-0x0000000001A44000-memory.dmp

    Filesize

    18.3MB

  • memory/3732-325-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-343-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-341-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-339-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-337-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-335-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-333-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-331-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-329-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-327-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-323-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-321-0x0000000036600000-0x0000000036691000-memory.dmp

    Filesize

    580KB

  • memory/3732-2374-0x0000000034300000-0x000000003432C000-memory.dmp

    Filesize

    176KB

  • memory/3732-2375-0x00000000343A0000-0x00000000343EC000-memory.dmp

    Filesize

    304KB

  • memory/3732-2378-0x0000000036920000-0x0000000036A00000-memory.dmp

    Filesize

    896KB

  • memory/3732-5404-0x0000000033EB0000-0x0000000033F16000-memory.dmp

    Filesize

    408KB

  • memory/3732-5405-0x0000000036CC0000-0x0000000037264000-memory.dmp

    Filesize

    5.6MB

  • memory/3732-5406-0x0000000036B60000-0x0000000036BF2000-memory.dmp

    Filesize

    584KB

  • memory/3732-5407-0x0000000037720000-0x0000000037732000-memory.dmp

    Filesize

    72KB

  • memory/3732-5408-0x0000000037740000-0x0000000037790000-memory.dmp

    Filesize

    320KB

  • memory/4848-283-0x0000000002F00000-0x0000000004DDF000-memory.dmp

    Filesize

    30.9MB

  • memory/4848-284-0x0000000077CF1000-0x0000000077E11000-memory.dmp

    Filesize

    1.1MB

  • memory/4848-285-0x0000000010004000-0x0000000010005000-memory.dmp

    Filesize

    4KB

  • memory/4848-287-0x0000000002F00000-0x0000000004DDF000-memory.dmp

    Filesize

    30.9MB