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Overview

overview

8

Static

static

3

91025c0b97...32.exe

windows7-x64

8

91025c0b97...32.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    233s
  • max time network
    254s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/10/2023, 19:41

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General

  • Target

    91025c0b977ee93292adae4b03d69b90_exe32.exe

  • Size

    3.2MB

  • MD5

    91025c0b977ee93292adae4b03d69b90

  • SHA1

    62563601d5e0bd20921a309a8ba4cdf6bb8f54e6

  • SHA256

    b1a4a148b3b6b77bd8c63e5e6c9b9c7598718890df44eaaacf2d936d1f29ba40

  • SHA512

    d84361c2eea18fd5ef1f190f35042663f8e862cf5cd184e53b31309d39db5ca32956d3a8e16abff233299ce78d5c0615c3147b0be76ed45b3f0bd6f650f529d2

  • SSDEEP

    49152:D7TvfU+8X9GrNOsva5RbKhF3ANkTTlGPQI1dPyiI7BO:Q+8X9G3vP3AMgP176i4BO

Score
8/10
persistence

Malware Config

Signatures

  • Modifies Installed Components in the registry 2 TTPs 2 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 4 IoCs

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

  • Checks SCSI registry key(s) 3 TTPs 36 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Modifies registry class 21 IoCs
  • Suspicious use of AdjustPrivilegeToken 44 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 22 IoCs
  • Suspicious use of SetWindowsHookEx 2 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\91025c0b977ee93292adae4b03d69b90_exe32.exe
    "C:\Users\Admin\AppData\Local\Temp\91025c0b977ee93292adae4b03d69b90_exe32.exe"
    1⤵
      PID:4944
    • C:\Windows\explorer.exe
      explorer.exe
      1⤵
      • Modifies Installed Components in the registry
      • Enumerates connected drives
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2164
    • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
      "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:2908
    • C:\Windows\explorer.exe
      explorer.exe
      1⤵
      • Modifies Installed Components in the registry
      • Enumerates connected drives
      • Checks SCSI registry key(s)
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2040
    • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
      "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
      1⤵
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:1516

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\DeviceSearchCache\AppCache133418808306084910.txt
      Filesize

      75KB

      MD5

      62d81c2e1e8b21733f95af2a596e4b18

      SHA1

      91c005ecc5ae4171f450c43c02d1ba532b4474c6

      SHA256

      a5596f83717bf64653b95ffe6ec38f20e40fd928456d5e254a53a440804d80b6

      SHA512

      c7f349acf55694ff696750c30a25c265ff07ced95e4d2a88fa2829d047ca3b3007dc824613a8c403c7613085aca4212155afe03f8f237c0d7781fd87e1fb8a7c

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