Analysis

  • max time kernel
    112s
  • max time network
    103s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-06-2023 18:49

General

  • Target

    Astroneer update 1.27.264 - 1.27.301.exe

  • Size

    23.0MB

  • MD5

    85ca50919065ea21c607688a649c3148

  • SHA1

    bb7ad44c2f4443524cfe5297475a002c23785a56

  • SHA256

    2e35fb77767d8fca6608da30ee098fca15bbcb10881635e151ecbf7abe3c75cf

  • SHA512

    b4406d4797439d58b7d805cc6cc805e2ef53364632b565315d1ec7e15c945ebe6ae4b8c35fadf460425796f2fe2dd8613a28ac4331602c1c241235b1b622a71b

  • SSDEEP

    393216:agdN9jm+v+4l/ifmKDny+SMSdwsgqiO8bSntT1shkJbRIMXBOpi7MdPWT/Ty:agr9fv+4EfmKrVpqihbeVbR/0pAMdOC

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Astroneer update 1.27.264 - 1.27.301.exe
    "C:\Users\Admin\AppData\Local\Temp\Astroneer update 1.27.264 - 1.27.301.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3540
    • C:\Users\Admin\AppData\Local\Temp\is-A5LG3.tmp\Astroneer update 1.27.264 - 1.27.301.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-A5LG3.tmp\Astroneer update 1.27.264 - 1.27.301.tmp" /SL5="$E0046,23522064,484352,C:\Users\Admin\AppData\Local\Temp\Astroneer update 1.27.264 - 1.27.301.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:1564

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\is-A5LG3.tmp\Astroneer update 1.27.264 - 1.27.301.tmp

    Filesize

    1.5MB

    MD5

    99ceff86b552f5cc803fdfe41bc6dc5c

    SHA1

    beefcc27d38ba3e935c964d3d53bcf92abf87ee6

    SHA256

    eaed0c08e82923c5585e450a978365f83265cf983a5521e108294be4d2b75a70

    SHA512

    a78668e05762126547076c5b7758c09daf66628c2f18a0e88a92a3cdffd7520097d1fe15a7d59a1ca945f0e6dd4a0211877eb638fc71632176703eb9bb6740c8

  • C:\Users\Admin\AppData\Local\Temp\is-A5LG3.tmp\Astroneer update 1.27.264 - 1.27.301.tmp

    Filesize

    1.5MB

    MD5

    99ceff86b552f5cc803fdfe41bc6dc5c

    SHA1

    beefcc27d38ba3e935c964d3d53bcf92abf87ee6

    SHA256

    eaed0c08e82923c5585e450a978365f83265cf983a5521e108294be4d2b75a70

    SHA512

    a78668e05762126547076c5b7758c09daf66628c2f18a0e88a92a3cdffd7520097d1fe15a7d59a1ca945f0e6dd4a0211877eb638fc71632176703eb9bb6740c8

  • C:\Users\Admin\AppData\Local\Temp\is-H3RIC.tmp\_isetup\_iscrypt.dll

    Filesize

    2KB

    MD5

    a69559718ab506675e907fe49deb71e9

    SHA1

    bc8f404ffdb1960b50c12ff9413c893b56f2e36f

    SHA256

    2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

    SHA512

    e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

  • memory/1564-139-0x0000000002560000-0x0000000002561000-memory.dmp

    Filesize

    4KB

  • memory/1564-149-0x0000000000400000-0x0000000000584000-memory.dmp

    Filesize

    1.5MB

  • memory/1564-150-0x0000000002560000-0x0000000002561000-memory.dmp

    Filesize

    4KB

  • memory/3540-133-0x0000000000400000-0x0000000000481000-memory.dmp

    Filesize

    516KB

  • memory/3540-148-0x0000000000400000-0x0000000000481000-memory.dmp

    Filesize

    516KB