Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    01-01-2024 14:50

General

  • Target

    111fb06de858ef843c882e40f34caf958054b0eeaeea877c49a23b1111916e8b.exe

  • Size

    662KB

  • MD5

    b6c70f89f19670923f3f490ed5331395

  • SHA1

    24c9df54d779be27508203666dc48a3fdabb0b87

  • SHA256

    111fb06de858ef843c882e40f34caf958054b0eeaeea877c49a23b1111916e8b

  • SHA512

    8a49a73c4086be3ae657452816070d7bf79dc653a9a7c783262348788ee80584c4456e3056f1427f4f1b8433de54437b996bfbede100430b2f7168c130511b0b

  • SSDEEP

    12288:IG86nitqrIT6Eqk56i258EJsUQUUJ9LBHd2Uo:57itqr3e6d18J9LBHd2n

Malware Config

Signatures

  • Renames multiple (2700) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Drops desktop.ini file(s) 64 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 12 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\111fb06de858ef843c882e40f34caf958054b0eeaeea877c49a23b1111916e8b.exe
    "C:\Users\Admin\AppData\Local\Temp\111fb06de858ef843c882e40f34caf958054b0eeaeea877c49a23b1111916e8b.exe"
    1⤵
    • Drops desktop.ini file(s)
    • Drops autorun.inf file
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    PID:2868

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2868-0-0x0000000000FA0000-0x000000000104A000-memory.dmp

    Filesize

    680KB

  • memory/2868-1-0x0000000073F30000-0x000000007461E000-memory.dmp

    Filesize

    6.9MB

  • memory/2868-4-0x00000000004E0000-0x0000000000520000-memory.dmp

    Filesize

    256KB

  • memory/2868-81-0x00000000004E0000-0x0000000000520000-memory.dmp

    Filesize

    256KB

  • memory/2868-1646-0x0000000073F30000-0x000000007461E000-memory.dmp

    Filesize

    6.9MB

  • memory/2868-1772-0x00000000004E0000-0x0000000000520000-memory.dmp

    Filesize

    256KB

  • memory/2868-1893-0x00000000004E0000-0x0000000000520000-memory.dmp

    Filesize

    256KB