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Analysis

  • max time kernel
    119s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    07/03/2024, 22:09

General

  • Target

    8d0847db5692db038ab74292beeb674eef08640f57f0ed9da538bbc4846ecf59.exe

  • Size

    71KB

  • MD5

    15edbc801c9ea1019a3e56d52ae6a3b6

  • SHA1

    12ac5056a8e1c7beb4c8cd467652db896f04e136

  • SHA256

    8d0847db5692db038ab74292beeb674eef08640f57f0ed9da538bbc4846ecf59

  • SHA512

    f7d7fc889d9f86309758fe268c467f9b20e402f704030d230a9dc6d101d4045f361c207c87f3bbc2e141cfe25b11d11c248ea08cbb8cd61635bb18a92ecdddec

  • SSDEEP

    1536:Fc897UsWjcd9w+AyabjDbxE+MwmvlDuazTE:ZhpAyazIlyazTE

Malware Config

Signatures

  • Executes dropped EXE 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8d0847db5692db038ab74292beeb674eef08640f57f0ed9da538bbc4846ecf59.exe
    "C:\Users\Admin\AppData\Local\Temp\8d0847db5692db038ab74292beeb674eef08640f57f0ed9da538bbc4846ecf59.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1540
    • 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:2184

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\fgFPNYQ60AiI1w9.exe

    Filesize

    71KB

    MD5

    7fee35a9135aae7e3d70db0584f112f2

    SHA1

    2b8db83379e7d8aeedd0fa334e7fdcbcf3a32ea4

    SHA256

    9321050705f61b2dc0132af13acf0607ae7d64b38f14796b0f632fd8df74fb1c

    SHA512

    a69cd291385d825c27b2e49ba0f5271562dbccf051a747896539920458df79d6c9fc8a9770b117153e628943fb2d627a888b9a2cfb673b9a7040f8b4b26e2138

  • C:\Windows\CTS.exe

    Filesize

    71KB

    MD5

    66df4ffab62e674af2e75b163563fc0b

    SHA1

    dec8a197312e41eeb3cfef01cb2a443f0205cd6e

    SHA256

    075a6eecd8da1795532318f9cf880efe42461f9464d63f74deb271d33110f163

    SHA512

    1588dd78e6e8972013c40cdb6acfb84c8df7b081197233ce621904b645356c805d0424bb93dd46c55834dc47d9ff39ee1323cf8e670841b3fff24ab98ba87f25