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Analysis

  • max time kernel
    122s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2023, 07:06

General

  • Target

    11b856128f5282fb991b02f3ac007ade.exe

  • Size

    68KB

  • MD5

    11b856128f5282fb991b02f3ac007ade

  • SHA1

    fa2d35b939402c591a2e3fe6ab9cb21bf1a845aa

  • SHA256

    83b5efe38cc3f8881a96fbb114f18fece3f9f3e74806fb48b1610bb90b6b452c

  • SHA512

    e6460efbe7cea2c76e51ce3e74da347fa0076eede5971798771a9de34d0b136bd4f1900c6ee2de42db8eeca1add5d93670e35da736425d97a7a4f5f80e02ce48

  • SSDEEP

    768:ITDDn3f3KK58yH8NiZtFlzbIMaJycQWp48V5wh9XnUn585JTvjfOR:ITPvKE8m8gPoqWpNTwh9XnA8517fOR

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • Modifies registry class 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\11b856128f5282fb991b02f3ac007ade.exe
    "C:\Users\Admin\AppData\Local\Temp\11b856128f5282fb991b02f3ac007ade.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1080
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c cas.bat
      2⤵
      • Deletes itself
      PID:2720

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\cas.bat

    Filesize

    190B

    MD5

    1a1364796fc1961375a359bfba770802

    SHA1

    df502e9dfbca5ae59cddbcd44ea2439168eb2248

    SHA256

    47375aff4623478dadaff1d72ca0960516d6d15f38e6f1da9c21c03467f6d406

    SHA512

    ce0045b4d83b6cc65ab4432d29f5d9607658a73780e631db1fabfcb7a4a47362615329a6302ec2041bcdaeb53140e793a2c7b31b772fb2f547d29da58b43f36c

  • \Windows\SysWOW64\midaeghDrv.dll

    Filesize

    44KB

    MD5

    3107cc9af676b231567378f5d7ba329d

    SHA1

    4443a747b70e353772419fcdf8587cc06c6bdec8

    SHA256

    07d0e7ea82b1395a5f8101392b0ca26e46e9b91592c29c13806cffdf55b63118

    SHA512

    82bf1f04a77e1fa2155b4d0586ea252fa775207aaac1bf679c44db2482d524841af979ab4ea18d1582157a42f159af78859bdaca9dc5e7232aa9e80731cb919b