Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    20/04/2024, 20:51

General

  • Target

    35fc577d08b6838ab6564b16c9a0b4add1e719928b3f248934c92feaca8f8d10.exe

  • Size

    395KB

  • MD5

    4707ded937799b83746a2fa7faa30746

  • SHA1

    ec2bd405337816ef74961eef013c025834b652e4

  • SHA256

    35fc577d08b6838ab6564b16c9a0b4add1e719928b3f248934c92feaca8f8d10

  • SHA512

    92f887edf42bfef7b358f04223f5b1a6ee041f4606beacba45402b881b485f2797e123c4d82ef1741ef7d0e2e4225bc260054af47d03b53f093e512a7802d11a

  • SSDEEP

    6144:hZMazqkZ3BIHENrrEjlA1ihhYMKn6BRhzjPuMAXkObo1SS8DIlpkzhmYF84c/Kku:hS0qkZRIFj21ihdVRpLAUJ1c1j93k03

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
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\35fc577d08b6838ab6564b16c9a0b4add1e719928b3f248934c92feaca8f8d10.exe
    "C:\Users\Admin\AppData\Local\Temp\35fc577d08b6838ab6564b16c9a0b4add1e719928b3f248934c92feaca8f8d10.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2352
    • C:\Users\Admin\AppData\Local\Temp\t7EEntoMcdviPZr.exe
      C:\Users\Admin\AppData\Local\Temp\t7EEntoMcdviPZr.exe
      2⤵
      • Executes dropped EXE
      PID:936
    • 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:2528

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\t7EEntoMcdviPZr.exe

          Filesize

          395KB

          MD5

          7c162bd948cd53dac579af8f0e8284b8

          SHA1

          d00ab436d0cc0fbd7a21cc456e1de2bd91928235

          SHA256

          4ba0409a9bfca32423f8206f0c6ae669d604ac228fb3b5df1fbb18d01fd63e8a

          SHA512

          771c81530c82110529a76300a9c2e40bc0d1c9cab1998a527fdf1748ed37e79c7ab64694148cfe704cd4ee4ccc75f6d96976602cff7187885d9ebd0cc9012353

        • C:\Windows\CTS.exe

          Filesize

          71KB

          MD5

          66df4ffab62e674af2e75b163563fc0b

          SHA1

          dec8a197312e41eeb3cfef01cb2a443f0205cd6e

          SHA256

          075a6eecd8da1795532318f9cf880efe42461f9464d63f74deb271d33110f163

          SHA512

          1588dd78e6e8972013c40cdb6acfb84c8df7b081197233ce621904b645356c805d0424bb93dd46c55834dc47d9ff39ee1323cf8e670841b3fff24ab98ba87f25

        • \Users\Admin\AppData\Local\Temp\t7EEntoMcdviPZr.exe

          Filesize

          324KB

          MD5

          7187ae605f4dce14bb23ea2623956335

          SHA1

          f7c1df33b875c98f41dcde24117d89d42d25b7ce

          SHA256

          9e2631c19b243c28b0980607ced2540e9447b1166572483475547c1a9dd4ac0e

          SHA512

          f64522e2fb6bb61884fe53c34e79b355efb9ec33c02b2cd67d729af7d763e7b3873a5c7ce6ac7bb4567e6bcf8c70cadbc66f511e8bb151ab05096a832032bc8f