Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    11-06-2024 22:33

General

  • Target

    agpsv.exe

  • Size

    1022KB

  • MD5

    0ff5ecbe655b0b5781700195d2e8475e

  • SHA1

    88287fb8ae38e8b4b3c7dad7ef72200f1ff6c20d

  • SHA256

    d85538af1e2ee590775bcf2d6cdd5b757eb4eded381f9a3d3c94c81a52534035

  • SHA512

    b3d6e7f0396151265968a3a17b2523e7a8564df5e5332f577791335e3337b4a076971b76485a9bdaca4d181860058e791935e8d459dbfe6f65320dc76bef84a5

  • SSDEEP

    24576:SFuFIa6JCDe6/xeB9RC3EXhJcXiWeAu3mBgVLn7PYzEd:Bt6JKd5YHTXTcXu33mBWLn7PYe

Malware Config

Signatures

  • NanoCore

    NanoCore is a remote access tool (RAT) with a variety of capabilities.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Creates scheduled task(s) 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\agpsv.exe
    "C:\Users\Admin\AppData\Local\Temp\agpsv.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Identifies Wine through registry keys
    • Adds Run key to start application
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Program Files directory
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2096
    • C:\Windows\SysWOW64\schtasks.exe
      "schtasks.exe" /create /f /tn "ISS Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp1DC8.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2252
    • C:\Windows\SysWOW64\schtasks.exe
      "schtasks.exe" /create /f /tn "ISS Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp1E55.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1620

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar19EE.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • C:\Users\Admin\AppData\Local\Temp\tmp1DC8.tmp

    Filesize

    1KB

    MD5

    cb8aeaa6dea889d9ffc857bce0b7f452

    SHA1

    55bcb51b11dc7e085ed10823f25a36a96dd83793

    SHA256

    d4f5ec95ab28358ff78a356616e8a84c40dcc764b07043f57fa78a2b832307b8

    SHA512

    2ccf2d59a0c54ad5aa347674d07275baaa6ab7fb10d84730f4705dfd373322ba2a51ca80c19fe80c87cbcf22a942ab4356592d1d9eda0668e01138622c500488

  • C:\Users\Admin\AppData\Local\Temp\tmp1E55.tmp

    Filesize

    1KB

    MD5

    3d1580c0395f6de62659467f5b7f1acf

    SHA1

    8e73a3885896cecca7ff799a272fc9ddfe06ea96

    SHA256

    6f40196c42a171f24a3e16edeca664cdc5a2f7c150d468255b0e14ab10a2b714

    SHA512

    7637c0d9b03227dffcb00a68d97ddce60bfc40ca0f8a7a4bbd700ea56be6d570908511dea5cab9f609a7da2e558e5298c482fd1e330af085f9c52867d5a847ea

  • memory/2096-0-0x0000000000400000-0x0000000000612000-memory.dmp

    Filesize

    2.1MB