Overview

overview

8

Static

static

3

decoded.exe

windows7-x64

8

decoded.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    150s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/10/2023, 00:41

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General

  • Target

    decoded.exe

  • Size

    593KB

  • MD5

    7c9cd1b84618c07b8d7c0594a5ea464c

  • SHA1

    cae6d9803dc10e3efad5056b74093210409f5a2d

  • SHA256

    66f0e5832dce44ffe2956817c229db28d19e630433b3de0e6914403192f706b1

  • SHA512

    d12b9b9b19d2cccc1b4eb287ec859b99f43bc83e0f97eb1b1baf4340ad1bb1202ac6d12836249bbf3194f83d79b97c64b89bc047308e522cf7e1ef3cee00444a

  • SSDEEP

    12288:mwWLPtSHW6Edo+H88vwkJJk2xkmxxZepS+rwv0WJaSkq2WV4zhHfBmMu:GtSHEdo+c8v+2l0M+rwcW73FOaMu

Score
8/10
persistence

Malware Config

Signatures

  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 2 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 22 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 10 IoCs
    adwarespyware
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 32 IoCs
  • Suspicious use of FindShellTrayWindow 49 IoCs
  • Suspicious use of SendNotifyMessage 21 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\decoded.exe
    "C:\Users\Admin\AppData\Local\Temp\decoded.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2012
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3624
    • C:\Windows\explorer.exe
      "C:\Windows\explorer.exe"
      2⤵
      • 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:2832
  • 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:924
  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:4048
  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:1400
  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:1548
  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:3856
  • C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca
    1⤵
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:2664

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\AC\Microsoft\Internet Explorer\DOMStore\QVHQQQV3\microsoft.windows[1].xml
    Filesize

    97B

    MD5

    e403893cb1eff096a3a681a4e18bfc57

    SHA1

    2b77a9b05a98def1630f2d224077297c5aa719bc

    SHA256

    5a67e1471e50d3e01653afe33268399829528a3d7c0e41dcd2d1e0c66670d066

    SHA512

    c8da1987035c0ee26cf94ecac9436d2e4abe7a512471231666e7e1e25b48b9aa033ad4a68075e7f4a83c9a5229718906a15dec6a15c57d39a7e6d3bd99ecd564

    Download Submit

  • C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.Search_cw5n1h2txyewy\LocalState\DeviceSearchCache\AppCache133416284437980935.txt
    Filesize

    75KB

    MD5

    62d81c2e1e8b21733f95af2a596e4b18

    SHA1

    91c005ecc5ae4171f450c43c02d1ba532b4474c6

    SHA256

    a5596f83717bf64653b95ffe6ec38f20e40fd928456d5e254a53a440804d80b6

    SHA512

    c7f349acf55694ff696750c30a25c265ff07ced95e4d2a88fa2829d047ca3b3007dc824613a8c403c7613085aca4212155afe03f8f237c0d7781fd87e1fb8a7c

    Download Submit

  • C:\Users\Admin\AppData\Local\Packages\microsoft.windows.search_cw5n1h2txyewy\AC\Microsoft\Internet Explorer\DOMStore\QVHQQQV3\microsoft.windows[1].xml
    Filesize

    97B

    MD5

    e403893cb1eff096a3a681a4e18bfc57

    SHA1

    2b77a9b05a98def1630f2d224077297c5aa719bc

    SHA256

    5a67e1471e50d3e01653afe33268399829528a3d7c0e41dcd2d1e0c66670d066

    SHA512

    c8da1987035c0ee26cf94ecac9436d2e4abe7a512471231666e7e1e25b48b9aa033ad4a68075e7f4a83c9a5229718906a15dec6a15c57d39a7e6d3bd99ecd564

    Download Submit

  • C:\Users\Admin\AppData\Local\Packages\microsoft.windows.search_cw5n1h2txyewy\AC\Microsoft\Internet Explorer\DOMStore\QVHQQQV3\microsoft.windows[1].xml
    Filesize

    97B

    MD5

    e403893cb1eff096a3a681a4e18bfc57

    SHA1

    2b77a9b05a98def1630f2d224077297c5aa719bc

    SHA256

    5a67e1471e50d3e01653afe33268399829528a3d7c0e41dcd2d1e0c66670d066

    SHA512

    c8da1987035c0ee26cf94ecac9436d2e4abe7a512471231666e7e1e25b48b9aa033ad4a68075e7f4a83c9a5229718906a15dec6a15c57d39a7e6d3bd99ecd564

    Download Submit

  • C:\Users\Admin\AppData\Local\Packages\microsoft.windows.search_cw5n1h2txyewy\AC\Microsoft\Internet Explorer\DOMStore\QVHQQQV3\microsoft.windows[1].xml
    Filesize

    97B

    MD5

    e403893cb1eff096a3a681a4e18bfc57

    SHA1

    2b77a9b05a98def1630f2d224077297c5aa719bc

    SHA256

    5a67e1471e50d3e01653afe33268399829528a3d7c0e41dcd2d1e0c66670d066

    SHA512

    c8da1987035c0ee26cf94ecac9436d2e4abe7a512471231666e7e1e25b48b9aa033ad4a68075e7f4a83c9a5229718906a15dec6a15c57d39a7e6d3bd99ecd564

    Download Submit

  • C:\Users\Admin\AppData\Local\Packages\microsoft.windows.search_cw5n1h2txyewy\AC\Microsoft\Internet Explorer\DOMStore\QVHQQQV3\microsoft.windows[1].xml
    Filesize

    97B

    MD5

    e403893cb1eff096a3a681a4e18bfc57

    SHA1

    2b77a9b05a98def1630f2d224077297c5aa719bc

    SHA256

    5a67e1471e50d3e01653afe33268399829528a3d7c0e41dcd2d1e0c66670d066

    SHA512

    c8da1987035c0ee26cf94ecac9436d2e4abe7a512471231666e7e1e25b48b9aa033ad4a68075e7f4a83c9a5229718906a15dec6a15c57d39a7e6d3bd99ecd564

    Download Submit

  • memory/2012-39-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-45-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-4-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-5-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-7-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-9-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-11-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-13-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-15-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-17-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-19-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-21-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-23-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-25-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-27-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-31-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-29-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-33-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-35-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-37-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-2-0x0000000005340000-0x0000000005350000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2012-41-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-43-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-3-0x0000000005350000-0x0000000005412000-memory.dmp

    Filesize

    776KB

    Download

  • memory/2012-47-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-49-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-51-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-53-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-55-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-57-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-59-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-61-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-63-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-65-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-67-0x0000000005350000-0x000000000540C000-memory.dmp

    Filesize

    752KB

    Download

  • memory/2012-1294-0x0000000005480000-0x00000000054E6000-memory.dmp

    Filesize

    408KB

    Download

  • memory/2012-1295-0x0000000074760000-0x0000000074F10000-memory.dmp

    Filesize

    7.7MB

    Download

  • memory/2012-1296-0x0000000005340000-0x0000000005350000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2012-2472-0x0000000074760000-0x0000000074F10000-memory.dmp

    Filesize

    7.7MB

    Download

  • memory/2012-0-0x0000000074760000-0x0000000074F10000-memory.dmp

    Filesize

    7.7MB

    Download

  • memory/2012-1-0x0000000000950000-0x00000000009EA000-memory.dmp

    Filesize

    616KB

    Download

  • memory/3624-1299-0x0000000074760000-0x0000000074F10000-memory.dmp

    Filesize

    7.7MB

    Download

  • memory/3624-1298-0x0000000000400000-0x0000000000502000-memory.dmp

    Filesize

    1.0MB

    Download

  • memory/3624-2591-0x0000000074760000-0x0000000074F10000-memory.dmp

    Filesize

    7.7MB

    Download

  • memory/3624-6629-0x00000000057D0000-0x00000000057E0000-memory.dmp

    Filesize

    64KB

    Download

  • memory/3624-6630-0x00000000057D0000-0x00000000057E0000-memory.dmp

    Filesize

    64KB

    Download