Analysis

  • max time kernel
    145s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250207-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250207-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-02-2025 04:52

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:1324
    • 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:4364
  • C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
    "C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSI3IiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDU5ODUiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODQ0NDQzNjAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI0Nzc4MTc5MjM4Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
    1⤵
    • System Location Discovery: System Language Discovery
    • System Network Configuration Discovery: Internet Connection Discovery
    PID:1172

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsi8CFF.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

    c66ff8800ae40e8fb875241b3d84e311

    SHA1

    972cffd4762d7b1e3ee150688b7f9e9b5097e91b

    SHA256

    22785991fbeea9f75005f0fade033bc0fd262f9f7d472fd4ee09c27ccaf3f651

    SHA512

    c089bc30c0a08cd936038b87b48697e8bc2a799e86d6ce35371a2ee45cf8382403498f565da866a1ec738d2bba65a63c59271b7d45acfcb1c13de28beece4df4

  • memory/1324-283-0x0000000002F00000-0x0000000004DDF000-memory.dmp

    Filesize

    30.9MB

  • memory/1324-284-0x0000000077661000-0x0000000077781000-memory.dmp

    Filesize

    1.1MB

  • memory/1324-285-0x0000000010004000-0x0000000010005000-memory.dmp

    Filesize

    4KB

  • memory/1324-287-0x0000000002F00000-0x0000000004DDF000-memory.dmp

    Filesize

    30.9MB

  • memory/4364-288-0x0000000001A50000-0x000000000392F000-memory.dmp

    Filesize

    30.9MB

  • memory/4364-290-0x00000000007F0000-0x0000000001A44000-memory.dmp

    Filesize

    18.3MB

  • memory/4364-291-0x0000000001A50000-0x000000000392F000-memory.dmp

    Filesize

    30.9MB

  • memory/4364-305-0x00000000007F0000-0x0000000001A44000-memory.dmp

    Filesize

    18.3MB

  • memory/4364-306-0x0000000001A50000-0x000000000392F000-memory.dmp

    Filesize

    30.9MB

  • memory/4364-307-0x00000000007F0000-0x0000000000850000-memory.dmp

    Filesize

    384KB

  • memory/4364-308-0x00000000366D0000-0x0000000036768000-memory.dmp

    Filesize

    608KB

  • memory/4364-366-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-364-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-362-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-360-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-358-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-356-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-354-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-352-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-350-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-348-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-346-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-344-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-342-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-340-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-338-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-336-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-334-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-332-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-330-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-328-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-326-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-324-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-322-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-320-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-318-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-316-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-314-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-312-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-310-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-309-0x00000000366D0000-0x0000000036761000-memory.dmp

    Filesize

    580KB

  • memory/4364-2374-0x0000000033F20000-0x0000000033F4C000-memory.dmp

    Filesize

    176KB

  • memory/4364-2375-0x0000000036800000-0x000000003684C000-memory.dmp

    Filesize

    304KB

  • memory/4364-2376-0x0000000036A30000-0x0000000036B10000-memory.dmp

    Filesize

    896KB

  • memory/4364-5401-0x0000000036B70000-0x0000000036BD6000-memory.dmp

    Filesize

    408KB

  • memory/4364-5403-0x0000000036F40000-0x00000000374E4000-memory.dmp

    Filesize

    5.6MB

  • memory/4364-5404-0x0000000036CA0000-0x0000000036D32000-memory.dmp

    Filesize

    584KB

  • memory/4364-5405-0x0000000037670000-0x0000000037682000-memory.dmp

    Filesize

    72KB

  • memory/4364-5406-0x0000000037900000-0x0000000037950000-memory.dmp

    Filesize

    320KB