Analysis

  • max time kernel
    119s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    14-09-2024 03:42

General

  • Target

    spa65e.exe

  • Size

    101KB

  • MD5

    33a1fcc079d1eec3a6db356259c7ebb6

  • SHA1

    e124dbac5aba954542d067163aed2b2a4ccc207a

  • SHA256

    6eaa6aa231466412153bcbc19216cfc828e3fbe8e1ef0139095dab1fc1acc253

  • SHA512

    7e0f51ca68a6539b0ac4549ae3e9e0e2e1a11440d105866ded07ac9f2503399074a42d6f3ef73b36a6961df769f10ac6c3b5cee11152cda038a067370e0fc55e

  • SSDEEP

    3072:ZWrKR8W9Mj6yhPyKfXtAGsKG3ERrjjNB3+IQOS/oufjc7:GjYKlAhUBVB3pQOSw8jW

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • 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.

  • Modifies system certificate store 2 TTPs 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\spa65e.exe
    "C:\Users\Admin\AppData\Local\Temp\spa65e.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2948
    • C:\Users\Admin\AppData\Local\Temp\8jGniPAIOonDWwV.exe
      C:\Users\Admin\AppData\Local\Temp\8jGniPAIOonDWwV.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies system certificate store
      PID:1372
    • C:\Windows\CTS.exe
      "C:\Windows\CTS.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:1084

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabE0D0.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarE101.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Windows\CTS.exe

    Filesize

    86KB

    MD5

    0f736d30fbdaebed364c4cd9f084e500

    SHA1

    d7e96b736463af4b3edacd5cc5525cb70c593334

    SHA256

    431b7f30b7f8d520f69066b03b8dccbb35a6cb40a53c5e2320c6b5acf96b2e34

    SHA512

    570a2f76d653414fedc12ed486f2bf0333dc860f52d70faa895d6b9951ac185317637d7b076e05c932f4c536259e19a952a716e9516d506d2a19de73c50f2566

  • \Users\Admin\AppData\Local\Temp\8jGniPAIOonDWwV.exe

    Filesize

    15KB

    MD5

    92f9de5aaf4021b73961e14303746f95

    SHA1

    331b792e347ebaf6b6b4c9ac65d742061e1a9f0a

    SHA256

    13c921999e5ff273007a610a8521bbc77d884b41d9cbbd41e045b3497909659c

    SHA512

    314749d46a3584213e55c7030e087e06f1e5bc5fbb8f99210a4e3014b9f44f3be7e791f48c570dd0abaf73584322ebb6be0d2ea5dbbfe343245cced22b172225

  • memory/1372-13-0x0000000074C91000-0x0000000074C92000-memory.dmp

    Filesize

    4KB

  • memory/1372-22-0x0000000074C90000-0x000000007523B000-memory.dmp

    Filesize

    5.7MB

  • memory/1372-111-0x0000000074C90000-0x000000007523B000-memory.dmp

    Filesize

    5.7MB