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Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    09/01/2024, 10:02

General

  • Target

    4e040b1fdb9bd0b2b3eb5c36e83d1859.exe

  • Size

    3.6MB

  • MD5

    4e040b1fdb9bd0b2b3eb5c36e83d1859

  • SHA1

    7f57063dece6c5db6cf19155929e8d6e712cbf10

  • SHA256

    83be64a8bf71426091564b2b161775b4261937c62a3fe7a045045cdafd7e48fb

  • SHA512

    cdf521f7862c1fca271fe74416e816b39cd34e89ba86c158e2b77c48993550492660df3318400d689aae5e4b7a024a831fc0bf11012ba158974c9ac79a0a6c37

  • SSDEEP

    49152:3Vsc1vS99LfULqnstLet3LyGhKPgssSt2g5hKPgssSt2gB:3VsivdqnstLEfhv7StThv7StX

Malware Config

Signatures

  • 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 1 IoCs
  • Drops autorun.inf file 1 TTPs 1 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in System32 directory 64 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4e040b1fdb9bd0b2b3eb5c36e83d1859.exe
    "C:\Users\Admin\AppData\Local\Temp\4e040b1fdb9bd0b2b3eb5c36e83d1859.exe"
    1⤵
    • Adds Run key to start application
    • Drops autorun.inf file
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • NTFS ADS
    • Suspicious use of SetWindowsHookEx
    PID:2444

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\905c0769f9a06c95a24ddf945\patcher.exe$

    Filesize

    2.2MB

    MD5

    69855122266a302fca4f45bbf5b2c79d

    SHA1

    f9957caba04540376b80dead80b9a9174b648e7e

    SHA256

    b066b81e7221aca65a326ad03802c89e9f048fbecc537be5041cc03eeb2116c4

    SHA512

    1b7975254899872d70526a427967a9eb860e2f0fbef7c649c5ab881ad631699027272ed5e882974036823d09cea63b53b25ffab31982d3e76cbd5f7c51c63efc

  • memory/2444-1-0x00000000001B0000-0x00000000001B3000-memory.dmp

    Filesize

    12KB

  • memory/2444-0-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/2444-1414-0x00000000001B0000-0x00000000001B3000-memory.dmp

    Filesize

    12KB