Overview

overview

10

Static

static

5

01031b9d6d...b6.exe

windows7-x64

10

01031b9d6d...b6.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    149s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    29/12/2023, 18:54

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General

  • Target

    01031b9d6d64e40fcfa428766a26b3b6.exe

  • Size

    512KB

  • MD5

    01031b9d6d64e40fcfa428766a26b3b6

  • SHA1

    1763e5155de53d1d392073f605be6125d2f715c9

  • SHA256

    4f88d69528bc03c8c8767b16003115ecb4fd8df4832551c510e8ec8a8709c59f

  • SHA512

    19c156502ce15b1570c3fc86fff2189187c01849d9434e8d8150d2e5e030c5ea89fdd3502df9de49ff6819b05eb2a105e12770eff289847d1b27df48a59239d8

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6l:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm50

Score
10/10
evasionpersistencespywarestealertrojan

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
    evasion
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
    evasion
  • Windows security bypass 2 TTPs 5 IoCs
    evasiontrojan
  • Disables RegEdit via registry modification 1 IoCs
    evasion
  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
    persistence
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Windows security modification 2 TTPs 6 IoCs
    evasiontrojan
  • Adds Run key to start application 2 TTPs 3 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 64 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Modifies WinLogon 2 TTPs 2 IoCs
    persistence
  • AutoIT Executable 5 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 9 IoCs
  • Drops file in Program Files directory 14 IoCs
  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
    adwarespyware
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of FindShellTrayWindow 47 IoCs
  • Suspicious use of SendNotifyMessage 37 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\01031b9d6d64e40fcfa428766a26b3b6.exe
    "C:\Users\Admin\AppData\Local\Temp\01031b9d6d64e40fcfa428766a26b3b6.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2632
    • C:\Windows\SysWOW64\haosqfzjoundq.exe
      haosqfzjoundq.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2640
    • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
      "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Windows\mydoc.rtf"
      2⤵
      • Drops file in Windows directory
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      PID:2480
    • C:\Windows\SysWOW64\eccmynxq.exe
      eccmynxq.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2984
    • C:\Windows\SysWOW64\tibqexwegfkyqsj.exe
      tibqexwegfkyqsj.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:3016
    • C:\Windows\SysWOW64\oaflflytda.exe
      oaflflytda.exe
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Windows security bypass
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Loads dropped DLL
      • Windows security modification
      • Enumerates connected drives
      • Modifies WinLogon
      • Drops file in System32 directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2996
  • C:\Windows\SysWOW64\eccmynxq.exe
    C:\Windows\system32\eccmynxq.exe
    1⤵
    • Executes dropped EXE
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:2576
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Modifies Installed Components in the registry
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:1192

Network

        MITRE ATT&CK Enterprise v15

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        Downloads

        • C:\Windows\SysWOW64\oaflflytda.exe
          Filesize

          92KB

          MD5

          6662b185f19fbf697c56a25c92de7961

          SHA1

          0df0c0df0de3724258df2549c583e3c934aca726

          SHA256

          c11edb9e97848e20319fba876d9382c7193f68323eff1f7ed805bb04303bdc86

          SHA512

          c6e2cb83f68a63ca299dae843d2697d41dab8b565fb4005755b0d255b388779b6c1dad97375009c995f0a3d2e0acb4cc820090ca5dc24ee11e1a3de5b1a4921f

          Download Submit

        • C:\Windows\SysWOW64\tibqexwegfkyqsj.exe
          Filesize

          512KB

          MD5

          85aaf098c69051b6f3775f89f8efa191

          SHA1

          b2099e6ce9ed94048309cfeab00502fc4ae1b388

          SHA256

          99be6ee80b3792df921c1ac7f020b4ca6dde9c0a2d06d700feb216ab7f4b83f4

          SHA512

          042f65450debf6fc3ffca2b5ee2edf5b1a6ac4d364d1ec87238101292683abf31a2653cf6dedfee69e52bceaef6a6f40cd08cc3d149ab2018d4317789a424fde

          Download Submit

        • \Windows\SysWOW64\oaflflytda.exe
          Filesize

          99KB

          MD5

          7fc6cf931da79ecd4267f22c6a1aefa8

          SHA1

          913682b9a75a4089cc18ec25b28e082916a6b314

          SHA256

          2672445b36639d26c7bcf277704d7f634ea7a6f4eac634027b98fb3f94062487

          SHA512

          272947751145ba29cbfecc6fe73cf5e20cf017c8c436a8af45198499e8b34c5f70215c3d5f21676a2a5de87616e85aa12b5cf0e263d57042e4221f7e12d81eaf

          Download Submit

        • memory/1192-86-0x0000000004290000-0x0000000004291000-memory.dmp

          Filesize

          4KB

          Download

        • memory/1192-89-0x0000000004290000-0x0000000004291000-memory.dmp

          Filesize

          4KB

          Download

        • memory/2480-45-0x000000002F241000-0x000000002F242000-memory.dmp

          Filesize

          4KB

          Download

        • memory/2480-46-0x000000005FFF0000-0x0000000060000000-memory.dmp

          Filesize

          64KB

          Download

        • memory/2480-47-0x0000000071A2D000-0x0000000071A38000-memory.dmp

          Filesize

          44KB

          Download

        • memory/2480-87-0x0000000071A2D000-0x0000000071A38000-memory.dmp

          Filesize

          44KB

          Download

        • memory/2632-0-0x0000000000400000-0x0000000000496000-memory.dmp

          Filesize

          600KB

          Download