Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    05-03-2024 19:43

General

  • Target

    b5844507e6b37038884dd1f0a674e1c9.exe

  • Size

    821KB

  • MD5

    b5844507e6b37038884dd1f0a674e1c9

  • SHA1

    abcf9e3b1f75450e8dde452840a66c0c39ba5fa0

  • SHA256

    1c81c5c39a086d485a556c626303153a8125e2f28b638a23b7f3ea79784dbc3e

  • SHA512

    c98690149a0588a13f044700fc6bb58faac37de1bab408bbf026260cd4654499f07c8dbd5861c0b6ab660f0d9397fbd6f6ffa86098e9f6e0f19a21c84eda2303

  • SSDEEP

    6144:ntaHta+2dMQRcR0FZXpWEFx2x/MEuzzcxeT0IJCkaZ1M/IabjKoh9WqrY:8c0QRlHFLEuzYxHIsvM/IabjKoh9WqrY

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\b5844507e6b37038884dd1f0a674e1c9.exe
    "C:\Users\Admin\AppData\Local\Temp\b5844507e6b37038884dd1f0a674e1c9.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:2492

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\905c0769f9a06c95a24ddf945\patcher.exe

    Filesize

    1.6MB

    MD5

    2b51c75ab4fb7011621338b0250bf86a

    SHA1

    3d2ab61a209819942f89b56f09988a0278b80f5c

    SHA256

    649324df9226a9b7eb2f786298e1da491dbca1d19199bc7fd3d5b8190c9c2283

    SHA512

    6edea4574da8a9bc63d2889c55a41d1d1939ef34f7c4f6c2249b6cc7b5668afffbf50b37dae82eb1c928a8c6683dffd0c9dcda9a54391bd9be7c63e0d2429b39

  • memory/2492-1-0x0000000000220000-0x0000000000223000-memory.dmp

    Filesize

    12KB

  • memory/2492-0-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/2492-834-0x0000000000220000-0x0000000000223000-memory.dmp

    Filesize

    12KB