Overview

overview

10

Static

static

7

686f37ebc5...a8.exe

windows7-x64

686f37ebc5...a8.exe

windows10-2004-x64

Analysis

  • max time kernel
    8s
  • max time network
    8s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    19/01/2024, 19:21

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Errors

Reason
Machine shutdown
Report Analysis Logs

General

  • Target

    686f37ebc5f5c5817e05aefdc474d9a8.exe

  • Size

    537KB

  • MD5

    686f37ebc5f5c5817e05aefdc474d9a8

  • SHA1

    9c6e5e3ef98b5ef6242d9147b60b200a93c05ada

  • SHA256

    0432bc478bbc120c0e6900e0741795edf5f58f6af018db858a6f7789a8d67c7f

  • SHA512

    020f06128c4e14623623c7c216555275e9435550c1ebf4877d9ed5b604026dbc6e49abd55f5d5cb5cd275613fed36698dea8d76f3d4dbb13ddcc78610c7a3234

  • SSDEEP

    12288:XUJaxvrSCu77Z1RLeQiOfFHNv9FnKyYHhQzRyY5FiXJ2i7O7a2RtzE:EQ877j0WFHV9EyYBWRf5IJrGHRtz

Score
10/10
persistenceupx

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
    persistence
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Maps connected drives based on registry 3 TTPs 2 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 57 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\686f37ebc5f5c5817e05aefdc474d9a8.exe
    "C:\Users\Admin\AppData\Local\Temp\686f37ebc5f5c5817e05aefdc474d9a8.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Maps connected drives based on registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:2324
  • C:\Windows\system32\LogonUI.exe
    "LogonUI.exe" /flags:0x0
    1⤵
      PID:2812
    • C:\Windows\system32\LogonUI.exe
      "LogonUI.exe" /flags:0x1
      1⤵
        PID:2596

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • memory/2324-0-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

        Download

      • memory/2324-1-0x00000000001D0000-0x00000000001D1000-memory.dmp

        Filesize

        4KB

        Download

      • memory/2324-5-0x0000000000400000-0x00000000005CF000-memory.dmp

        Filesize

        1.8MB

        Download

      • memory/2596-6-0x0000000002AA0000-0x0000000002AA1000-memory.dmp

        Filesize

        4KB

        Download

      • memory/2812-4-0x0000000002D90000-0x0000000002D91000-memory.dmp

        Filesize

        4KB

        Download