Analysis

  • max time kernel
    388s
  • max time network
    405s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    22-11-2020 06:28

Errors

Reason
Machine shutdown

General

  • Target

    index(1).html

  • Size

    5KB

  • MD5

    7bee8e169793eb18193d767b4e16c720

  • SHA1

    ab952de835bffe6ba978cf99c55a700e479608f6

  • SHA256

    d19aebcffd70663042c75c24fec8c2a308d8e199e568cf22fc47a95690637da3

  • SHA512

    0d0116931641173d582c29fa72eff02ab7b4f788fedc75cc9a10b34ce2eba942f23f3b83c7907afdc43688e41f87240b186623c9b3980699c2599b54f68f4e3a

Score
8/10

Malware Config

Signatures

  • Modifies WinLogon to allow AutoLogon 2 TTPs 1 IoCs

    Enables rebooting of the machine without requiring login credentials.

  • Modifies Internet Explorer settings 1 TTPs 47 IoCs
  • Modifies data under HKEY_USERS 15 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\index(1).html
    1⤵
    • Modifies Internet Explorer settings
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1404
    • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1404 CREDAT:82945 /prefetch:2
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:3508
  • C:\Windows\system32\LogonUI.exe
    "LogonUI.exe" /flags:0x0 /state0:0xa3ad5855 /state1:0x41c64e6d
    1⤵
    • Modifies WinLogon to allow AutoLogon
    • Modifies data under HKEY_USERS
    • Suspicious use of SetWindowsHookEx
    PID:2188

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Winlogon Helper DLL

1
T1004

Defense Evasion

Modify Registry

2
T1112

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\6BADA8974A10C4BD62CC921D13E43B18_D9817BD5013875AD517DA73475345203
    MD5

    ffc04cd305e33221116feebf2eaa50b0

    SHA1

    6aeecd1a32ce6655a43e6b35cb2d0cb45876c9d4

    SHA256

    e0215011ac1136f278389a2a9b9572d9cdbb704f4a2a6d4b9cb8e99eba316de4

    SHA512

    ecd09a4db7f337f7b4b767edca0615262af8785c3dd85e6369037c04eda0865c59949a406e6e016ba8e893e7f740881be22909aa472ea6fd1c38aa3902979a01

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\6BADA8974A10C4BD62CC921D13E43B18_D9817BD5013875AD517DA73475345203
    MD5

    6d0d5efd4bff1a5fbd44a1736e3f9293

    SHA1

    0a810d68988b7773e6dd06e008b84f109dd0e668

    SHA256

    2aa816deed05125ae1ff35afc348c97bf09a4cc1bd6d3f7b49a5fcb662be8f34

    SHA512

    86a74e7ab4c0505f13a0e1a180b3b92d7db22816113f8377d7c2c16fca2963567f4a95101964545ae78613913beb8633e32413ed603794c4962db49810d09d59

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\8T0P8QSY.cookie
    MD5

    9438681dd3c6599429bdc5a4212f18c2

    SHA1

    16ac8de83ad013aac0405485372556e3100dfc4a

    SHA256

    0dd5fd40a70df234146a893e63d8827364cd8ed4aebac3cac7cbf6083b92ddcf

    SHA512

    421d3fa0ac2ab48f08766799691307a2d62d20c7a862572edcb81a6420d657aac8b7927c7efce0aaf373744ab130fc41ac48ced49cfd316f9f2949c38ec2fbdc

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\L4IW6DIK.cookie
    MD5

    cfb8a98c3d5c566bd3c6452f18a0378c

    SHA1

    78a3953f69a66979161403576003caf82b6a1ef3

    SHA256

    fea0616bc3ef3280802bfe47e61bdee13fae858fa38ef4d2814d11aa3c21bdec

    SHA512

    d8b4d5591948a69b5aeb0ecc3e6df483d1dcf11069d5a5cdd98807e859e90fce4aaddf4f538eb136ca0d7fd69c466005a63be1f86eda15c01f14e06c0016edbb

  • memory/3508-0-0x0000000000000000-mapping.dmp