Analysis

  • max time kernel
    139s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-01-2024 02:34

General

  • Target

    $_138_/AskSearchAsst.exe

  • Size

    106KB

  • MD5

    28387db3bfa8ed7f1ba742b02b0c09d8

  • SHA1

    517e2757282999db9cf823c2d7dedfa07342d5ad

  • SHA256

    6e314a62cb2e33d5d5df9720ad8c0b5b466c2cc4a6fd12eeb5b633b8c72df3ba

  • SHA512

    b6ea8554e6c8c614fe065e9915cfe0a8832b2f55bc30906f2ad8151911c70fbc37f8e6f456897c0409e28f10338bbc545f529feb91b54821dd867f5c749b7767

  • SSDEEP

    1536:upgpHzb9dZVX9fHMvG0D3XJjAyASrBYt/nPl1wuK+J/K4Xhf6tW1svQf93wpoebw:0gXdZt9P6D3XJT/tOt27dW1sIxm9bw

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\$_138_\AskSearchAsst.exe
    "C:\Users\Admin\AppData\Local\Temp\$_138_\AskSearchAsst.exe"
    1⤵
    • Loads dropped DLL
    PID:4844

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsa39FD.tmp\InstallOptions.dll

    Filesize

    14KB

    MD5

    0dc0cc7a6d9db685bf05a7e5f3ea4781

    SHA1

    5d8b6268eeec9d8d904bc9d988a4b588b392213f

    SHA256

    8e287326f1cdd5ef2dcd7a72537c68cbe4299ceb1f820707c5820f3aa6d8206c

    SHA512

    814dd17ebb434f4a3356f716c783ab7f569f9ee34ce5274fa50392526925f044798f8006198ac7afe3d1c2ca83a2ca8c472ca53fec5f12bbfbbe0707abacd6b0

  • C:\Users\Admin\AppData\Local\Temp\nsa39FD.tmp\System.dll

    Filesize

    11KB

    MD5

    00a0194c20ee912257df53bfe258ee4a

    SHA1

    d7b4e319bc5119024690dc8230b9cc919b1b86b2

    SHA256

    dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

    SHA512

    3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

  • C:\Users\Admin\AppData\Local\Temp\nsa39FD.tmp\UserInfo.dll

    Filesize

    4KB

    MD5

    1e8e11f465afdabe97f529705786b368

    SHA1

    ea42bed65df6618c5f5648567d81f3935e70a2a0

    SHA256

    7d099352c82612ab27ddfd7310c1aa049b58128fb04ea6ea55816a40a6f6487b

    SHA512

    16566a8c1738e26962139aae893629098dc759e4ac87df3e8eb9819df4e0e422421836bb1e4240377e00fb2f4408ce40f40eee413d0f6dd2f3a4e27a52d49a0b

  • C:\Users\Admin\AppData\Local\Temp\nsa39FD.tmp\ioSpecial.ini

    Filesize

    728B

    MD5

    9cda1c7cc4d85bb5303ae486e38244ca

    SHA1

    977c79145ac1e1695adb6bba93b637666eb66d83

    SHA256

    f81b389ca12e86996a4e77caf064f24dea8ea770b728fce92fe9496719f7d6ef

    SHA512

    48c0de70cf5bf3ae964a3ba7e6b739118fe7ac0a08073d0c50f410b17df86e1a46be03f98c7070ff83196ea64b6f5a887f3e051686aaf3911074aa7080d892cb