Overview

overview

10

Static

static

44b42e92ff...39.exe

windows7_x64

10

44b42e92ff...39.exe

windows10_x64

10

Analysis

  • max time kernel
    4s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    19-07-2021 07:01

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General

  • Target

    44b42e92ffe33907c539d1135bb05239.exe

  • Size

    554KB

  • MD5

    44b42e92ffe33907c539d1135bb05239

  • SHA1

    954f37a3ee58b57f408d09da74f13a5660562d07

  • SHA256

    2f06361e4a81ff059d074de638106e1b9aeba6885819b15391ef25997f537bf1

  • SHA512

    95243c5be2733af4de3385fb6e04b3f017c1cc34260a45ca2e0675d584339fcce5bc0fd9a5c75b7fb3516807cc936ffd9e90b4d5744301e2787fd2975d6dfc54

Score
10/10
evasiontrojanupx

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 3 IoCs
    evasion
  • UAC bypass 3 TTPs
    evasiontrojan
  • Windows security bypass 2 TTPs
    evasiontrojan
  • UPX packed file 1 IoCs

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

    upx
  • Windows security modification 2 TTPs 7 IoCs
    evasiontrojan
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Drops file in Windows directory 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 21 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • System policy modification 1 TTPs 1 IoCs
    evasion

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1224
      • C:\Users\Admin\AppData\Local\Temp\44b42e92ffe33907c539d1135bb05239.exe
        "C:\Users\Admin\AppData\Local\Temp\44b42e92ffe33907c539d1135bb05239.exe"
        2⤵
        • Modifies firewall policy service
        • Windows security modification
        • Checks whether UAC is enabled
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        • System policy modification
        PID:1948
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1180
      • C:\Windows\system32\taskhost.exe
        "taskhost.exe"
        1⤵
          PID:1120

        Network

        MITRE ATT&CK Matrix ATT&CK v6

        Initial Access

        Execution

        Persistence

        Modify Existing Service

        1
        T1031

        Privilege Escalation

        Bypass User Account Control

        1
        T1088

        Defense Evasion

        Modify Registry

        5
        T1112

        Bypass User Account Control

        1
        T1088

        Disabling Security Tools

        3
        T1089

        Credential Access

        Discovery

        System Information Discovery

        1
        T1082

        Lateral Movement

        Collection

        Exfiltration

        Command and Control

        Impact

        Replay Monitor

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        Downloads

        • memory/1948-59-0x00000000767B1000-0x00000000767B3000-memory.dmp
          Filesize

          8KB

          Download
        • memory/1948-62-0x00000000029B0000-0x0000000003A3E000-memory.dmp
          Filesize

          16.6MB

          Download
        • memory/1948-63-0x00000000002C0000-0x00000000002C2000-memory.dmp
          Filesize

          8KB

          Download
        • memory/1948-64-0x00000000003B0000-0x00000000003B1000-memory.dmp
          Filesize

          4KB

          Download