Analysis

  • max time kernel
    130s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/12/2023, 16:01

General

  • Target

    hddregenerator.exe

  • Size

    15.1MB

  • MD5

    42b85064a5d103d082d930e968f2eee8

  • SHA1

    b6d4f99c87cf87e35c2f5bc63ebdbb345a629114

  • SHA256

    621eaecdc7727ba4b115c233b1d5857667925b0f3aec886362c551d597d90fad

  • SHA512

    d167c76a0c5d3a0de2aeb81b6d19818413f1226d7d0949f8777101d3b428a4abc3b43d7751d189b498d05867ab0c3b9098ff36ff4c95b31b0cf5dccb22794e8e

  • SSDEEP

    196608:ETsZNt15FmYyiEDGRLNgS1Szld5HgO95cmpkmVIXGu6CZDAVcqWmXufyahPyah2J:B1f2DGRyVsmpOWu6XFTXQFPF2BgByYY

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 5 IoCs
  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\hddregenerator.exe
    "C:\Users\Admin\AppData\Local\Temp\hddregenerator.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2236
    • C:\Users\Admin\AppData\Local\Temp\is-Q0FN6.tmp\hddregenerator.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-Q0FN6.tmp\hddregenerator.tmp" /SL5="$401D6,15171470,146432,C:\Users\Admin\AppData\Local\Temp\hddregenerator.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2104

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\is-2F3B0.tmp\_isetup\_isdecmp.dll

    Filesize

    23KB

    MD5

    77d6d961f71a8c558513bed6fd0ad6f1

    SHA1

    122bb9ed6704b72250e4e31b5d5fc2f0476c4b6a

    SHA256

    5da7c8d33d3b7db46277012d92875c0b850c8abf1eb3c8c9c5b9532089a0bcf0

    SHA512

    b0921e2442b4cdec8cc479ba3751a01c0646a4804e2f4a5d5632fa2dbf54cc45d4cccffa4d5b522d42afc2f6a622e07882ed7e663c8462333b082e82503f335a

  • C:\Users\Admin\AppData\Local\Temp\is-2F3B0.tmp\botva2.dll

    Filesize

    41KB

    MD5

    ef899fa243c07b7b82b3a45f6ec36771

    SHA1

    4a86313cc8766dcad1c2b00c2b8f9bbe0cf8bbbe

    SHA256

    da7d0368712ee419952eb2640a65a7f24e39fb7872442ed4d2ee847ec4cfde77

    SHA512

    3f98b5ad9adfad2111ebd1d8cbab9ae423d624d1668cc64c0bfcdbfedf30c1ce3ea6bc6bcf70f7dd1b01172a4349e7c84fb75d395ee5af73866574c1d734c6e8

  • C:\Users\Admin\AppData\Local\Temp\is-2F3B0.tmp\idp.dll

    Filesize

    232KB

    MD5

    55c310c0319260d798757557ab3bf636

    SHA1

    0892eb7ed31d8bb20a56c6835990749011a2d8de

    SHA256

    54e7e0ad32a22b775131a6288f083ed3286a9a436941377fc20f85dd9ad983ed

    SHA512

    e0082109737097658677d7963cbf28d412dca3fa8f5812c2567e53849336ce45ebae2c0430df74bfe16c0f3eebb46961bc1a10f32ca7947692a900162128ae57

  • C:\Users\Admin\AppData\Local\Temp\is-Q0FN6.tmp\hddregenerator.tmp

    Filesize

    1.2MB

    MD5

    7726fc283928f5aaa783e9077f591b67

    SHA1

    de74c0a59ce80cab30df874a7502430506897ad3

    SHA256

    403a935a15f667dc92f58344eba28a66f2fec8d83c30fcf5908ef618c767ce18

    SHA512

    4dc7321590c0f56c580210513b883d46c922c8283fd4990576d0f44681c30021de99a55ad89f90b8989a8dbc883db13de3948ee231136d233c01a7b623c828a3

  • memory/2104-6-0x0000000002300000-0x0000000002301000-memory.dmp

    Filesize

    4KB

  • memory/2104-24-0x0000000003800000-0x000000000380F000-memory.dmp

    Filesize

    60KB

  • memory/2104-45-0x0000000003800000-0x000000000380F000-memory.dmp

    Filesize

    60KB

  • memory/2104-44-0x0000000000400000-0x0000000000533000-memory.dmp

    Filesize

    1.2MB

  • memory/2104-49-0x0000000002300000-0x0000000002301000-memory.dmp

    Filesize

    4KB

  • memory/2236-0-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2236-2-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2236-43-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB