Analysis

  • max time kernel
    116s
  • max time network
    119s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-11-2024 22:02

General

  • Target

    9ded03a9f9b345148f422a8aa0e91138c83fb968763c990939f508e0a41a642bN.dll

  • Size

    81KB

  • MD5

    73d4bcffe37b1091f3992339e06baf30

  • SHA1

    b1dfb877bfd842a1209ea740fc85758e676aa3fb

  • SHA256

    9ded03a9f9b345148f422a8aa0e91138c83fb968763c990939f508e0a41a642b

  • SHA512

    f66233f0664d4ed77822f18513ea07c05e0c214ff6686e4903d0819d1b2d12102893af675e57223e9c99c4cd94f96bc123d3c8f3efaca722ea904a452aec8ab1

  • SSDEEP

    1536:lCbhjW8rhK4rg6Z1qdkMB5eIO292XbNTx9sy8ifyXxyk3D3Wfn25B76Ps06DcBqN:QbhjWfe/+dkg4ZfWiKAC3W67E5nBqN

Malware Config

Signatures

  • Blocklisted process makes network request 5 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\9ded03a9f9b345148f422a8aa0e91138c83fb968763c990939f508e0a41a642bN.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:840
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\9ded03a9f9b345148f422a8aa0e91138c83fb968763c990939f508e0a41a642bN.dll,#1
      2⤵
      • Blocklisted process makes network request
      • Adds Run key to start application
      • Enumerates connected drives
      • Writes to the Master Boot Record (MBR)
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2360

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2360-0-0x0000000010000000-0x000000001004D000-memory.dmp

    Filesize

    308KB

  • memory/2360-1-0x0000000010000000-0x000000001004D000-memory.dmp

    Filesize

    308KB

  • memory/2360-6-0x0000000010000000-0x000000001004D000-memory.dmp

    Filesize

    308KB

  • memory/2360-5-0x0000000010036000-0x000000001004D000-memory.dmp

    Filesize

    92KB

  • memory/2360-7-0x0000000010000000-0x000000001004D000-memory.dmp

    Filesize

    308KB

  • memory/2360-10-0x0000000010000000-0x000000001004D000-memory.dmp

    Filesize

    308KB

  • memory/2360-12-0x0000000010000000-0x000000001004D000-memory.dmp

    Filesize

    308KB