Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    12/11/2024, 12:07

General

  • Target

    ad309c69e404aa167339cf9c3b21b27e59a73441b32d87148d88c48379e9bb22.exe

  • Size

    271KB

  • MD5

    47c30d86040310f9258036118fe07e0f

  • SHA1

    c742e780825f3fe495e160efa43be626fb7bd5bc

  • SHA256

    ad309c69e404aa167339cf9c3b21b27e59a73441b32d87148d88c48379e9bb22

  • SHA512

    c84472b294cd714ef3a1e773918f63f2f3123a42a758c79785bb7aeef53c43d4ad0e3c5bec2d70c007e82692a8b756c90de81215424c3936f350d27307b5198d

  • SSDEEP

    6144:zGOdIWe48wn1obslh391UmaFyjDZSbGqJa:zGOdRn1obsl5XURQFSK

Malware Config

Signatures

  • Event Triggered Execution: AppInit DLLs 1 TTPs

    Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.

  • Executes dropped EXE 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ad309c69e404aa167339cf9c3b21b27e59a73441b32d87148d88c48379e9bb22.exe
    "C:\Users\Admin\AppData\Local\Temp\ad309c69e404aa167339cf9c3b21b27e59a73441b32d87148d88c48379e9bb22.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    PID:2604
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {5A5015BD-78BC-4DD8-8B85-9CFB0C5B2C81} S-1-5-18:NT AUTHORITY\System:Service:
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2084
    • C:\PROGRA~3\Mozilla\grzejjh.exe
      C:\PROGRA~3\Mozilla\grzejjh.exe -kaflank
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of UnmapMainImage
      PID:1712

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\PROGRA~3\Mozilla\grzejjh.exe

          Filesize

          271KB

          MD5

          4f1aa7b4ffba0ecd24ae0a9beb099b09

          SHA1

          4bf164f844716963c1ed43ddf6998c692b813d13

          SHA256

          6639d36141d41fc306fe9af096b5395d086df976c2ee0a66fdd6e65c0fd97693

          SHA512

          5b8236b7ad8d382385c328a29dcad6ebabeeb352bc82ed7d0f002373bc56f9b7a8cf7c792ae46a7fc2734b4950361a0414a9a607b25440024580bfbc68ef2af8

        • memory/1712-7-0x0000000000400000-0x000000000045B000-memory.dmp

          Filesize

          364KB

        • memory/1712-9-0x0000000000400000-0x000000000045B000-memory.dmp

          Filesize

          364KB

        • memory/1712-8-0x0000000000460000-0x00000000004BC000-memory.dmp

          Filesize

          368KB

        • memory/1712-11-0x0000000000400000-0x000000000045B000-memory.dmp

          Filesize

          364KB

        • memory/2604-2-0x00000000002E0000-0x000000000033C000-memory.dmp

          Filesize

          368KB

        • memory/2604-1-0x0000000000400000-0x000000000045B000-memory.dmp

          Filesize

          364KB

        • memory/2604-0-0x0000000000400000-0x000000000045B000-memory.dmp

          Filesize

          364KB

        • memory/2604-4-0x0000000000400000-0x000000000045B000-memory.dmp

          Filesize

          364KB