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Analysis

  • max time kernel
    130s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20231020-en
  • resource tags

    arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
  • submitted
    13/11/2023, 01:36

General

  • Target

    NEAS.d1a22bc50919af54b68ec42bd577b5b0.exe

  • Size

    36KB

  • MD5

    d1a22bc50919af54b68ec42bd577b5b0

  • SHA1

    522a3ced534aa589c93a62435fb445c3682da02a

  • SHA256

    a4ff13d0106aaab6b4646b9623e17218bb80bac8bb09b870e0ba31f5f7f8a3df

  • SHA512

    3a2c5150d93dc47a33c65d7d483c2d48276c4ae8c11ad223ec70622c277d06bc230c0f18d679d8e188522915a227b63ffd6bcbdfb1e22a2dd43544bd280d7e1e

  • SSDEEP

    768:+GG1xtqzC8JISj3KXW4KdwAx0U2G8DDuw4SkQS1wi:oxtnS1wzDF6Qo

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.d1a22bc50919af54b68ec42bd577b5b0.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.d1a22bc50919af54b68ec42bd577b5b0.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2512
    • C:\Users\Admin\AppData\Local\Temp\winej.exe
      "C:\Users\Admin\AppData\Local\Temp\winej.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:2300

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab401E.tmp

    Filesize

    61KB

    MD5

    f3441b8572aae8801c04f3060b550443

    SHA1

    4ef0a35436125d6821831ef36c28ffaf196cda15

    SHA256

    6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

    SHA512

    5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

  • C:\Users\Admin\AppData\Local\Temp\Tar4040.tmp

    Filesize

    163KB

    MD5

    9441737383d21192400eca82fda910ec

    SHA1

    725e0d606a4fc9ba44aa8ffde65bed15e65367e4

    SHA256

    bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5

    SHA512

    7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

  • C:\Users\Admin\AppData\Local\Temp\winej.exe

    Filesize

    36KB

    MD5

    a2dbc9b01f521501328b6ab1ceb35880

    SHA1

    47ded7f527692395a050294406af5e9e92dd3062

    SHA256

    79bafd2853f848cb24b4a12769b6b708ac6ddbd1cf0a8dc495788ec973e11174

    SHA512

    1a1f9dad57faba6fc32c606f58e616a7bcc7e9c3c575efeffe121f96eae47338043ec48c0c07faeeb94f8c669803b5e125c91e84368e0db41c88b8d163da2a5e

  • C:\Users\Admin\AppData\Local\Temp\winej.exe

    Filesize

    36KB

    MD5

    a2dbc9b01f521501328b6ab1ceb35880

    SHA1

    47ded7f527692395a050294406af5e9e92dd3062

    SHA256

    79bafd2853f848cb24b4a12769b6b708ac6ddbd1cf0a8dc495788ec973e11174

    SHA512

    1a1f9dad57faba6fc32c606f58e616a7bcc7e9c3c575efeffe121f96eae47338043ec48c0c07faeeb94f8c669803b5e125c91e84368e0db41c88b8d163da2a5e

  • \Users\Admin\AppData\Local\Temp\winej.exe

    Filesize

    36KB

    MD5

    a2dbc9b01f521501328b6ab1ceb35880

    SHA1

    47ded7f527692395a050294406af5e9e92dd3062

    SHA256

    79bafd2853f848cb24b4a12769b6b708ac6ddbd1cf0a8dc495788ec973e11174

    SHA512

    1a1f9dad57faba6fc32c606f58e616a7bcc7e9c3c575efeffe121f96eae47338043ec48c0c07faeeb94f8c669803b5e125c91e84368e0db41c88b8d163da2a5e

  • memory/2300-17-0x0000000000370000-0x0000000000376000-memory.dmp

    Filesize

    24KB

  • memory/2512-0-0x00000000002B0000-0x00000000002B6000-memory.dmp

    Filesize

    24KB

  • memory/2512-1-0x0000000000400000-0x0000000000406000-memory.dmp

    Filesize

    24KB

  • memory/2512-4-0x00000000002B0000-0x00000000002B6000-memory.dmp

    Filesize

    24KB