Analysis

  • max time kernel
    142s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    31/12/2023, 13:17

General

  • Target

    37a69c99ac0916b33292b1cce15bf8c9.exe

  • Size

    677KB

  • MD5

    37a69c99ac0916b33292b1cce15bf8c9

  • SHA1

    1a9733ff27409f1068690dda6dc558912b4723d8

  • SHA256

    00ad93f82013b54f470279f04b06705e99abf53b4de0a6d763d6063406bb8d64

  • SHA512

    dad516d40ed656f786f29e4e145750e59e7643858130195365b4c4a47c0010ca56174349e3fad083d60477aa93c3b6c7dfa7cfa54bbbbfc6bb52402e5d43e896

  • SSDEEP

    12288:vT2bUQuLSiZbbSoCU5qJSr1eWPUntBB0sP0MugCAjHUzTshJ:vT2bUjSi1SoCU5qJSr1eWPSCsP0MugC0

Score
7/10

Malware Config

Signatures

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

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

  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\37a69c99ac0916b33292b1cce15bf8c9.exe
    "C:\Users\Admin\AppData\Local\Temp\37a69c99ac0916b33292b1cce15bf8c9.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:2456
    • C:\Users\Admin\AppData\Local\Temp\37a69c99ac0916b33292b1cce15bf8c9.usa
      C:\Users\Admin\AppData\Local\Temp\37a69c99ac0916b33292b1cce15bf8c9.usa
      2⤵
      • Executes dropped EXE
      PID:1300

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe

          Filesize

          1.6MB

          MD5

          736d89252fd83d7eed341ed314e9e343

          SHA1

          9306d4e40e89ca8882794de19d77559f6fb07ddd

          SHA256

          eda5ee07b1cb34f9c4464aabd58e30706d1206a894a7707937190db15433cc43

          SHA512

          92a80c08c7013406e9b4302493522704c2a7e0580af8cd397ebef048c963b30736f80276f42f292bdc7393353e232af064534466c52a5c8f20f45c6672be4a84

        • C:\Windows\SysWOW64\UsaShohdi.asu

          Filesize

          677KB

          MD5

          37a69c99ac0916b33292b1cce15bf8c9

          SHA1

          1a9733ff27409f1068690dda6dc558912b4723d8

          SHA256

          00ad93f82013b54f470279f04b06705e99abf53b4de0a6d763d6063406bb8d64

          SHA512

          dad516d40ed656f786f29e4e145750e59e7643858130195365b4c4a47c0010ca56174349e3fad083d60477aa93c3b6c7dfa7cfa54bbbbfc6bb52402e5d43e896

        • \Users\Admin\AppData\Local\Temp\37a69c99ac0916b33292b1cce15bf8c9.usa

          Filesize

          574KB

          MD5

          6503efe0a01c2d50c97be27f3cb10a43

          SHA1

          a0cb3708603a18f02352d01ec672020e5bad5073

          SHA256

          0cf9864ae3a8679ed503f954a453452c93fa44f99ca6f39bbc5860abde7fd35e

          SHA512

          ebdbc553ba4348676fd3f2ca12e48af53a229b449a36e653dbfca90efb34d21033e41d1157dcca28c2b1e5f91368c0839298992247cf7d2e8feca5feab8ecea4