Overview

overview

7

Static

static

7

rufus-4.0.exe

windows7-x64

7

rufus-4.0.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    13s
  • max time network
    15s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-05-2023 11:01

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General

  • Target

    rufus-4.0.exe

  • Size

    1.3MB

  • MD5

    3855aaa9b3c3632acee05508966072c0

  • SHA1

    f165233f7d4ac46b1150eef6e9d1ff16d2b496a0

  • SHA256

    bfecf4dcf1a63d8b64b900906102edf666642316291c9bba42eb0fb9c7bccbd6

  • SHA512

    dc93938623bfb168b27fbe2475df1838b75b6655fa8816c058f64c8dd7803679e7bab7c8b5da07f2eb9436da2e84973253e7509def261f0f7dcb638684769eba

  • SSDEEP

    24576:0bOnkCgRFDO7lRDdr3/6Py8mPLTi6ucqzQ1CtDQJj0/04dr+C3OZ2wQP:8OkCqhGl9Lu6ucqcZadKb2R

Score
7/10
evasiontrojanupx

Malware Config

Signatures

  • UPX packed file 2 IoCs

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

    upx
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Drops file in System32 directory 4 IoCs
  • Checks SCSI registry key(s) 3 TTPs 17 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 9 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\rufus-4.0.exe
    "C:\Users\Admin\AppData\Local\Temp\rufus-4.0.exe"
    1⤵
    • Checks whether UAC is enabled
    • Drops file in System32 directory
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:388
  • C:\Windows\System32\vdsldr.exe
    C:\Windows\System32\vdsldr.exe -Embedding
    1⤵
      PID:1940
    • C:\Windows\System32\vds.exe
      C:\Windows\System32\vds.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:2184
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
      1⤵
        PID:3996
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
        1⤵
          PID:2796

        Network

        MITRE ATT&CK Matrix ATT&CK v6

        Initial Access

        Execution

        Persistence

        Privilege Escalation

        Defense Evasion

        Credential Access

        Discovery

        System Information Discovery

        2
        T1082

        Query Registry

        1
        T1012

        Peripheral Device Discovery

        1
        T1120

        Lateral Movement

        Collection

        Exfiltration

        Command and Control

        Impact

        Replay Monitor

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        Downloads

        • memory/388-133-0x00007FF6CF5D0000-0x00007FF6CF9AB000-memory.dmp
          Filesize

          3.9MB

          Download
        • memory/388-158-0x00007FF6CF5D0000-0x00007FF6CF9AB000-memory.dmp
          Filesize

          3.9MB

          Download