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Analysis

  • max time kernel
    147s
  • max time network
    135s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    09/04/2024, 19:32

General

  • Target

    4c0383cfa6da836311bbfc00632135c3.exe

  • Size

    892KB

  • MD5

    4c0383cfa6da836311bbfc00632135c3

  • SHA1

    fa92c6ba2c294466cfe3572aef88b2f2e00d9ef7

  • SHA256

    de76847b3cfc02c0ab53e04e2ec142b512e60d8129715a6eefa61fbaf8ce8db9

  • SHA512

    157f81ce9ca9c0df14a434a8128fb778d91613b3cbaa035bec570a54acfdf8f8e7b6a40b61a4158cb89651df879a4a31d0dded9a52174f431abb2c30b0ce0cdd

  • SSDEEP

    24576:YoSAVypIfpgb067GUmaQqy9qMsiQrGR0So:YoSAV8Qa/7GU3Qh8JrGRw

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4c0383cfa6da836311bbfc00632135c3.exe
    "C:\Users\Admin\AppData\Local\Temp\4c0383cfa6da836311bbfc00632135c3.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1476
    • C:\Users\Admin\AppData\Local\Temp\INS8546.tmp
      C:\Users\Admin\AppData\Local\Temp\INS8546.tmp /SL3 $6014E C:\Users\Admin\AppData\Local\Temp\4c0383cfa6da836311bbfc00632135c3.exe 905445 908805 61440
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: GetForegroundWindowSpam
      PID:2384

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\INS8546.tmp

    Filesize

    378KB

    MD5

    99fa571a302c7e8ed49d149c1c700623

    SHA1

    55f36c6868d698cf9f4b84296b51737b34d014d0

    SHA256

    d2e9c5966937beadba64d89d3ce31212c61a85118d9662adb98fdeac1ad6eb44

    SHA512

    f14a45f0cf8b338efa4371ca88767189cce8ef919aa7c691ba7105a393acaf07b43721f2a74417075aa99acea875cc5de4c7a09fd38dad6f913b9a675c0ddec0

  • \Users\Admin\AppData\Local\Temp\is-77FUE.tmp\_shfoldr.dll

    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • memory/1476-11-0x0000000000400000-0x0000000000417000-memory.dmp

    Filesize

    92KB

  • memory/2384-12-0x0000000000400000-0x000000000046B000-memory.dmp

    Filesize

    428KB