Analysis

  • max time kernel
    118s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25/02/2025, 10:48

General

  • Target

    RFQ Supply QTN_Idx Middle East Trading LLC.exe

  • Size

    784KB

  • MD5

    5fa9f569931957ebe4b0273e30be2e9b

  • SHA1

    04f3c4b118a40df45af59f741866a7fa90132857

  • SHA256

    8479c4fe5b25585af365f4e2d89c37a2b307d3c79d094bed48b65b6bc198132f

  • SHA512

    8d3dba133e9c315656d334febc4037ce98028651da4c5624157f09506227aa2ecc5d627c44c7117016c77ecd397e4bf4eea7aa09949ee8ededef7c50a244cac3

  • SSDEEP

    24576:fXrqImBCUkwIzhphbPgDZpisy9/D1RwPKa3K:fWISWhupw9/D1RwPs

Malware Config

Signatures

  • Guloader family
  • Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

  • Loads dropped DLL 1 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 35 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Drops file in Windows directory 1 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 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
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RFQ Supply QTN_Idx Middle East Trading LLC.exe
    "C:\Users\Admin\AppData\Local\Temp\RFQ Supply QTN_Idx Middle East Trading LLC.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:2136
    • C:\Users\Admin\AppData\Local\Temp\RFQ Supply QTN_Idx Middle East Trading LLC.exe
      "C:\Users\Admin\AppData\Local\Temp\RFQ Supply QTN_Idx Middle East Trading LLC.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:2892

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\nstBC4F.tmp\System.dll

    Filesize

    11KB

    MD5

    3e6bf00b3ac976122f982ae2aadb1c51

    SHA1

    caab188f7fdc84d3fdcb2922edeeb5ed576bd31d

    SHA256

    4ff9b2678d698677c5d9732678f9cf53f17290e09d053691aac4cc6e6f595cbe

    SHA512

    1286f05e6a7e6b691f6e479638e7179897598e171b52eb3a3dc0e830415251069d29416b6d1ffc6d7dce8da5625e1479be06db9b7179e7776659c5c1ad6aa706

  • memory/2136-25-0x0000000003410000-0x0000000005E19000-memory.dmp

    Filesize

    42.0MB

  • memory/2136-28-0x0000000076E60000-0x0000000077009000-memory.dmp

    Filesize

    1.7MB

  • memory/2136-27-0x0000000076E61000-0x0000000076F62000-memory.dmp

    Filesize

    1.0MB

  • memory/2136-26-0x0000000003410000-0x0000000005E19000-memory.dmp

    Filesize

    42.0MB

  • memory/2892-29-0x0000000001500000-0x0000000003F09000-memory.dmp

    Filesize

    42.0MB

  • memory/2892-30-0x0000000076E60000-0x0000000077009000-memory.dmp

    Filesize

    1.7MB

  • memory/2892-37-0x0000000000490000-0x00000000014F2000-memory.dmp

    Filesize

    16.4MB

  • memory/2892-52-0x0000000000490000-0x00000000014F2000-memory.dmp

    Filesize

    16.4MB

  • memory/2892-53-0x0000000001500000-0x0000000003F09000-memory.dmp

    Filesize

    42.0MB

  • memory/2892-54-0x0000000000490000-0x00000000004F0000-memory.dmp

    Filesize

    384KB

  • memory/2892-55-0x0000000034CA0000-0x0000000034D38000-memory.dmp

    Filesize

    608KB

  • memory/2892-85-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-83-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-81-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-79-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-77-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-75-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-73-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-71-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-69-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-67-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-65-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-63-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-61-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-59-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-57-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-56-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-95-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-111-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-109-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-107-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-105-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-103-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-101-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-97-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-93-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-92-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-89-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-87-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-114-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-100-0x0000000034CA0000-0x0000000034D32000-memory.dmp

    Filesize

    584KB

  • memory/2892-2120-0x00000000347D0000-0x00000000347FC000-memory.dmp

    Filesize

    176KB

  • memory/2892-2121-0x0000000034E10000-0x0000000034E5C000-memory.dmp

    Filesize

    304KB

  • memory/2892-2122-0x00000000376A0000-0x0000000037780000-memory.dmp

    Filesize

    896KB