Analysis

  • max time kernel
    146s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-03-2023 07:34

General

  • Target

    https://calendar.google.com/calendar/event?action=RESPOND&eid=eW40ZXI3MG42azlyaDA5ZjM2ZTlscDN1cmMgZW1pbGUud2lydHpAcHQubHU&rst=3&tok=MjEjYWxzYWxhbTUwMDZAZ21haWwuY29tYmZiNjYyODQ1NjNkOGNkNTk1MzJmNGQxY2I2OTY2ZGMzMDllNGU0Mg&ctz=Asia/Kolkata&hl=ar&es=0

Score
5/10

Malware Config

Signatures

  • Detected potential entity reuse from brand google.
  • Modifies Internet Explorer settings 1 TTPs 39 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" https://calendar.google.com/calendar/event?action=RESPOND&eid=eW40ZXI3MG42azlyaDA5ZjM2ZTlscDN1cmMgZW1pbGUud2lydHpAcHQubHU&rst=3&tok=MjEjYWxzYWxhbTUwMDZAZ21haWwuY29tYmZiNjYyODQ1NjNkOGNkNTk1MzJmNGQxY2I2OTY2ZGMzMDllNGU0Mg&ctz=Asia/Kolkata&hl=ar&es=0
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4292
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4292 CREDAT:17410 /prefetch:2
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:1228

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\dcpq11e\imagestore.dat

    Filesize

    5KB

    MD5

    a0c264c71b281f6e8d8d96ffb6016792

    SHA1

    684640c37128852779ee25ca4bcf5e4df69f9fab

    SHA256

    c11d5006ca44d949e1bfc3e8f819846d7e2010b303686bb4ae3559bf6dfa81db

    SHA512

    e6bd50338b665d2d74462302e06fed7ec24576d60bf68733b027e5c90bbe6cea591ccaee229114a96a347e8b594bc62bebd7b377ad667d458884d9d86517d94c

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\4HAJQ22Y\suggestions[1].en-US

    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\LZ0AI98S\analytics[1].js

    Filesize

    49KB

    MD5

    54e51056211dda674100cc5b323a58ad

    SHA1

    26dc5034cb6c7f3bbe061edd37c7fc6006cb835b

    SHA256

    5971b095cff574a66d35ada016d4c077c86e2dea62e9c0f14cf7c94b258619de

    SHA512

    e305d190287c28ca0cc2e45b909a304194175bb08351ad3f22825b1d632b1a217fb4b90dfd395637932307a8e0cc01da2f47831fa4eda91a18e49efe6685b74b

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\LZ0AI98S\favicon[1].ico

    Filesize

    5KB

    MD5

    f3418a443e7d841097c714d69ec4bcb8

    SHA1

    49263695f6b0cdd72f45cf1b775e660fdc36c606

    SHA256

    6da5620880159634213e197fafca1dde0272153be3e4590818533fab8d040770

    SHA512

    82d017c4b7ec8e0c46e8b75da0ca6a52fd8bce7fcf4e556cbdf16b49fc81be9953fe7e25a05f63ecd41c7272e8bb0a9fd9aedf0ac06cb6032330b096b3702563

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\LZ0AI98S\favicon[1].ico

    Filesize

    5KB

    MD5

    f3418a443e7d841097c714d69ec4bcb8

    SHA1

    49263695f6b0cdd72f45cf1b775e660fdc36c606

    SHA256

    6da5620880159634213e197fafca1dde0272153be3e4590818533fab8d040770

    SHA512

    82d017c4b7ec8e0c46e8b75da0ca6a52fd8bce7fcf4e556cbdf16b49fc81be9953fe7e25a05f63ecd41c7272e8bb0a9fd9aedf0ac06cb6032330b096b3702563