Overview

overview

10

Static

static

3

d4eff098ca...5b.exe

windows7-x64

10

d4eff098ca...5b.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-11-2024 04:33

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General

  • Target

    d4eff098ca4b5971142fb965c3b8bac69aa57f689d489bc0309d925ad838c35b.exe

  • Size

    1.7MB

  • MD5

    0178ff72c4305610a2490c1721c5872d

  • SHA1

    94a203b8230fff1b71e761b7945faeea2bb3fdd3

  • SHA256

    d4eff098ca4b5971142fb965c3b8bac69aa57f689d489bc0309d925ad838c35b

  • SHA512

    3bcaf7122c2fb8ad6c2374db8f1b9787b38e7dfaceb9e92ac1c8394483405c040748854b14ab7ffad4fcad868e3b3118e45682539243a1c80d545dd0c3b9dded

  • SSDEEP

    24576:PFOaY8U9+A6KdMt7ZRuYfuv9dTWGNj0GvXFGfkRssBUEt3kRQrf7zSIBDICweAVA:txUUvltf6SGd/FGfIsTE665h0dEY2nF

Score
10/10
discoveryevasionpersistencetrojanupx

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
    evasion
  • Executes dropped EXE 6 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
    persistence
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Drops file in System32 directory 6 IoCs
  • UPX packed file 17 IoCs

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

    upx
  • Drops file in Windows directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Checks SCSI registry key(s) 3 TTPs 17 IoCs

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

  • Modifies registry class 28 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 9 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 21 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d4eff098ca4b5971142fb965c3b8bac69aa57f689d489bc0309d925ad838c35b.exe
    "C:\Users\Admin\AppData\Local\Temp\d4eff098ca4b5971142fb965c3b8bac69aa57f689d489bc0309d925ad838c35b.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2572
    • \??\c:\users\admin\appdata\local\temp\d4eff098ca4b5971142fb965c3b8bac69aa57f689d489bc0309d925ad838c35b.exe 
      c:\users\admin\appdata\local\temp\d4eff098ca4b5971142fb965c3b8bac69aa57f689d489bc0309d925ad838c35b.exe 
      2⤵
      • Executes dropped EXE
      • Checks whether UAC is enabled
      • Drops file in System32 directory
      • Checks SCSI registry key(s)
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      PID:3032
    • C:\Windows\Resources\Themes\icsys.icn.exe
      C:\Windows\Resources\Themes\icsys.icn.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4092
      • \??\c:\windows\resources\themes\explorer.exe
        c:\windows\resources\themes\explorer.exe
        3⤵
        • Modifies visiblity of hidden/system files in Explorer
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in System32 directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2008
        • \??\c:\windows\resources\spoolsv.exe
          c:\windows\resources\spoolsv.exe SE
          4⤵
          • Executes dropped EXE
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:3464
          • \??\c:\windows\resources\svchost.exe
            c:\windows\resources\svchost.exe
            5⤵
            • Modifies visiblity of hidden/system files in Explorer
            • Executes dropped EXE
            • Adds Run key to start application
            • Drops file in System32 directory
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:3940
            • \??\c:\windows\resources\spoolsv.exe
              c:\windows\resources\spoolsv.exe PR
              6⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              • Suspicious use of SetWindowsHookEx
              PID:1180
  • C:\Windows\System32\vdsldr.exe
    C:\Windows\System32\vdsldr.exe -Embedding
    1⤵
      PID:4180
    • C:\Windows\System32\vds.exe
      C:\Windows\System32\vds.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:1396
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc
      1⤵
        PID:2172
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum
        1⤵
          PID:4612

        Network

        MITRE ATT&CK Enterprise v15

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\d4eff098ca4b5971142fb965c3b8bac69aa57f689d489bc0309d925ad838c35b.exe 
          Filesize

          1.5MB

          MD5

          8fe64da09af371b02a31828415ece8f3

          SHA1

          5b5c90dcd425c814b555a4567405601aa977ee0b

          SHA256

          8279696c1d78b14618500e9135886a3667b9decc65946f3729002e4bfdbb20ab

          SHA512

          e49f9b1c9d33364101ad2fd4f2c5ed030700cc941bb469cf2ce7d5b32c51cab9e62b265e05cbd92435453e7e4008c9990bea532298676f7d81e5d6dcdc2f590b

          Download Submit

        • C:\Windows\Resources\Themes\explorer.exe
          Filesize

          135KB

          MD5

          249411c0dccfb6a747bab54ca188f08b

          SHA1

          78d6b30fec1c7bf6374fbc41194a50e2a0acdc4b

          SHA256

          d861646f737c386c4b7bc75346f490973b1664cb57650fc4cdab19bf13f0f198

          SHA512

          4eeb3bc6a44005e1df864d6564b9f6b5e4b12a4d29f0cbccc312bbc0dcf6fb5013f94801bbf285d049de20645cd615789ca7ebeb896a7948019df02efd3e2eac

          Download Submit

        • C:\Windows\Resources\Themes\icsys.icn.exe
          Filesize

          135KB

          MD5

          5bc0d98b2144f558d6657e0accc4319f

          SHA1

          b907c2bbde687ae7cd7964015dbbb9e4c918334b

          SHA256

          76c19f8ae64b7009c6d3b894dc77e8cfbb9dafc17b3196010c98d130394088a6

          SHA512

          3dbccf2183ea4cce94a9fe3a42fe1c51a5642df2b50f49f52cbe96ba78ddc256061210b29898eceafbe7342d17f0f87fc78b956673b3e1edc103abaee149a57e

          Download Submit

        • C:\Windows\Resources\svchost.exe
          Filesize

          135KB

          MD5

          b64a70bcea16036eebfe2cd0eb3f078d

          SHA1

          8ed66c7d02d0de4e699646579c6857b1d6e08206

          SHA256

          4fc21c3f05cdabda17c7b276c5f1eb9300df8396b1a2f7502b108098abaf8385

          SHA512

          f13641ba5a318cfb4398ddbc901e279dd8369bdd7034c24fc1ccd6aa1cf2178aaa47d3489b22fb0e8f4bbd52d529d63f86ffd779fe1ee2fe23e65992531bf98c

          Download Submit

        • \??\c:\windows\resources\spoolsv.exe
          Filesize

          135KB

          MD5

          8e3a21f7f5283e28d0be617423efe257

          SHA1

          50cbd0f1e21bb89cb3d1be4196f52be9f460db53

          SHA256

          48ba5c2749122db064febfe85262de4a7e380bed33d288089cabb926eebcfa31

          SHA512

          407f733a6d27aaec55d4be2f07643396e70931f967c67e844f8633b4ae4017b262051714ccea09e93ca284194fc8c84ec1c747f157186d731b529c69aa2257a7

          Download Submit

        • memory/1180-55-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB

          Download

        • memory/2008-94-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB

          Download

        • memory/2572-58-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB

          Download

        • memory/2572-0-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB

          Download

        • memory/3032-79-0x00007FF7E7910000-0x00007FF7E7D7E000-memory.dmp

          Filesize

          4.4MB

          Download

        • memory/3032-95-0x00007FF7E7910000-0x00007FF7E7D7E000-memory.dmp

          Filesize

          4.4MB

          Download

        • memory/3032-105-0x00007FF7E7910000-0x00007FF7E7D7E000-memory.dmp

          Filesize

          4.4MB

          Download

        • memory/3032-59-0x00007FF7E7910000-0x00007FF7E7D7E000-memory.dmp

          Filesize

          4.4MB

          Download

        • memory/3032-71-0x00007FF7E7910000-0x00007FF7E7D7E000-memory.dmp

          Filesize

          4.4MB

          Download

        • memory/3032-104-0x00007FF7E7910000-0x00007FF7E7D7E000-memory.dmp

          Filesize

          4.4MB

          Download

        • memory/3032-80-0x00007FF7E7910000-0x00007FF7E7D7E000-memory.dmp

          Filesize

          4.4MB

          Download

        • memory/3032-82-0x00007FF7E7910000-0x00007FF7E7D7E000-memory.dmp

          Filesize

          4.4MB

          Download

        • memory/3032-83-0x00007FF7E7910000-0x00007FF7E7D7E000-memory.dmp

          Filesize

          4.4MB

          Download

        • memory/3032-89-0x00007FF7E7910000-0x00007FF7E7D7E000-memory.dmp

          Filesize

          4.4MB

          Download

        • memory/3032-93-0x00007FF7E7910000-0x00007FF7E7D7E000-memory.dmp

          Filesize

          4.4MB

          Download

        • memory/3032-8-0x00007FF7E7910000-0x00007FF7E7D7E000-memory.dmp

          Filesize

          4.4MB

          Download

        • memory/3032-102-0x00007FF7E7910000-0x00007FF7E7D7E000-memory.dmp

          Filesize

          4.4MB

          Download

        • memory/3032-101-0x00007FF7E7910000-0x00007FF7E7D7E000-memory.dmp

          Filesize

          4.4MB

          Download

        • memory/3032-98-0x00007FF7E7910000-0x00007FF7E7D7E000-memory.dmp

          Filesize

          4.4MB

          Download

        • memory/3032-99-0x00007FF7E7910000-0x00007FF7E7D7E000-memory.dmp

          Filesize

          4.4MB

          Download

        • memory/3464-56-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB

          Download

        • memory/3940-96-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB

          Download

        • memory/4092-57-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB

          Download

        • memory/4092-13-0x0000000000400000-0x000000000041F000-memory.dmp

          Filesize

          124KB

          Download