Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    29/10/2022, 03:20

General

  • Target

    4999399c0d67a27e00ce2bede0d85bbe22156faed685f3183d60968b21f838ff.exe

  • Size

    146KB

  • MD5

    699bc8f2ec4086a8423dc35a8eb200c1

  • SHA1

    6619f7681b1a1d5e253fae153a3beb4563e3ca1f

  • SHA256

    4999399c0d67a27e00ce2bede0d85bbe22156faed685f3183d60968b21f838ff

  • SHA512

    88a930dea56d5443610cdf1772db2d1675c533a9bbd3b4252ca82eb92062b177a36f82e4cc0918eb7f6e55b81a2559d718e8eaad82e021e10cf3607c3d5cdb96

  • SSDEEP

    3072:x39yt/7RuBR9TYASYDdZwXB6YHKd2//wj6w68SwRoHbJrnULEmhHXkJc3ki4e9:x39yt/7RuBR9TYASYLGoYHKds/CQwKHw

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 6 IoCs
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4999399c0d67a27e00ce2bede0d85bbe22156faed685f3183d60968b21f838ff.exe
    "C:\Users\Admin\AppData\Local\Temp\4999399c0d67a27e00ce2bede0d85bbe22156faed685f3183d60968b21f838ff.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of WriteProcessMemory
    PID:1460
    • C:\Windows\Vnabea.exe
      C:\Windows\Vnabea.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      PID:672

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Windows\Tasks\{810401E2-DDE0-454e-B0E2-AA89C9E5967C}.job

    Filesize

    408B

    MD5

    1cf0ee5fdd2cd53aeec17a13293a4f7d

    SHA1

    5115caf3f2e29bceefb0b3dfe9690b6485d2cf96

    SHA256

    c2fa8f6b006696f6e19ecc9079e1430a1595440a80fe47349919ad1223e0678d

    SHA512

    7b3260bb8792a37d9edcc911887c5c74bbabb06a480ee49621f3f24b5f69a5712ce3c2d2693bb691bb7c6a81ef753fd0e2094a5cd2a3fad0d34bc9524a221ade

  • C:\Windows\Vnabea.exe

    Filesize

    146KB

    MD5

    699bc8f2ec4086a8423dc35a8eb200c1

    SHA1

    6619f7681b1a1d5e253fae153a3beb4563e3ca1f

    SHA256

    4999399c0d67a27e00ce2bede0d85bbe22156faed685f3183d60968b21f838ff

    SHA512

    88a930dea56d5443610cdf1772db2d1675c533a9bbd3b4252ca82eb92062b177a36f82e4cc0918eb7f6e55b81a2559d718e8eaad82e021e10cf3607c3d5cdb96

  • memory/672-60-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/672-63-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/1460-54-0x0000000075FE1000-0x0000000075FE3000-memory.dmp

    Filesize

    8KB

  • memory/1460-55-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/1460-61-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/1460-62-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB