Analysis

  • max time kernel
    147s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20250207-en
  • resource tags

    arch:x64arch:x86image:win7-20250207-enlocale:en-usos:windows7-x64system
  • submitted
    14-02-2025 11:37

General

  • Target

    Quote-370-UAE-24_pdf.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.

  • Loads dropped DLL 2 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
  • 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: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Quote-370-UAE-24_pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\Quote-370-UAE-24_pdf.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:2872
    • C:\Users\Admin\AppData\Local\Temp\Quote-370-UAE-24_pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\Quote-370-UAE-24_pdf.exe"
      2⤵
      • Suspicious use of NtCreateThreadExHideFromDebugger
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:768

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    1KB

    MD5

    e5dc49482a58361dbc41aad71c788bf7

    SHA1

    2e82f6115b23059059734ee1eb3265f16ccee6bc

    SHA256

    b43f0d9927b3f38d96018c5e76fc6a3ea8871a5a40eefe0ad2296976889c2491

    SHA512

    6168decc5dd7d4d1981a5eca985fde4e2913de62168485db5fcd5332c8dc75da697eb9c92b060e785ad5e1683fa999e866646d0ed6f9119f27a3f8220c13d0a9

  • \Users\Admin\AppData\Local\Temp\nsjD3D4.tmp\System.dll

    Filesize

    11KB

    MD5

    3f176d1ee13b0d7d6bd92e1c7a0b9bae

    SHA1

    fe582246792774c2c9dd15639ffa0aca90d6fd0b

    SHA256

    fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e

    SHA512

    0a69124819b7568d0dea4e9e85ce8fe61c7ba697c934e3a95e2dcfb9f252b1d9da7faf8774b6e8efd614885507acc94987733eba09a2f5e7098b774dfc8524b6

  • memory/768-332-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/768-354-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/768-2383-0x00000000368F0000-0x000000003693C000-memory.dmp

    Filesize

    304KB

  • memory/768-334-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/768-288-0x0000000001860000-0x000000000373F000-memory.dmp

    Filesize

    30.9MB

  • memory/768-291-0x0000000077B60000-0x0000000077D09000-memory.dmp

    Filesize

    1.7MB

  • memory/768-2382-0x00000000344D0000-0x00000000344FC000-memory.dmp

    Filesize

    176KB

  • memory/768-292-0x00000000007F0000-0x0000000001852000-memory.dmp

    Filesize

    16.4MB

  • memory/768-313-0x00000000007F0000-0x0000000001852000-memory.dmp

    Filesize

    16.4MB

  • memory/768-314-0x0000000001860000-0x000000000373F000-memory.dmp

    Filesize

    30.9MB

  • memory/768-374-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/768-316-0x0000000036850000-0x00000000368E8000-memory.dmp

    Filesize

    608KB

  • memory/768-336-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/768-318-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/768-320-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/768-322-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/768-324-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/768-326-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/768-328-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/768-330-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/768-315-0x00000000007F0000-0x0000000000850000-memory.dmp

    Filesize

    384KB

  • memory/768-372-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/768-317-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/768-338-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/768-340-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/768-342-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/768-344-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/768-346-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/768-348-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/768-350-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/768-352-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/768-370-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/768-356-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/768-358-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/768-360-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/768-362-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/768-364-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/768-366-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/768-368-0x0000000036850000-0x00000000368E1000-memory.dmp

    Filesize

    580KB

  • memory/2872-287-0x0000000077B60000-0x0000000077D09000-memory.dmp

    Filesize

    1.7MB

  • memory/2872-289-0x0000000077D50000-0x0000000077E26000-memory.dmp

    Filesize

    856KB

  • memory/2872-285-0x00000000032C0000-0x000000000519F000-memory.dmp

    Filesize

    30.9MB

  • memory/2872-290-0x00000000032C0000-0x000000000519F000-memory.dmp

    Filesize

    30.9MB

  • memory/2872-286-0x0000000077B61000-0x0000000077C62000-memory.dmp

    Filesize

    1.0MB