Overview

overview

10

Static

static

19f7c22ea4...8c.exe

windows7-x64

10

19f7c22ea4...8c.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    165s
  • max time network
    179s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 10:41

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General

  • Target

    19f7c22ea40b583468d54b91e3965b79269605c077410180b792d0b980a7578c.exe

  • Size

    76KB

  • MD5

    18618f5c00b81d0262ee04dc3233a207

  • SHA1

    242a4334449a69b4deb24b6149e30a43a2998197

  • SHA256

    19f7c22ea40b583468d54b91e3965b79269605c077410180b792d0b980a7578c

  • SHA512

    0acd8f2be884c15e2f9c30caae73d7f7981ef4c03b08e2b23090a74c4e592ecbf534e954ddc02887311adb8005ebc696e4e2ab7fa6ac1c5567602afabb51c293

  • SSDEEP

    768:sembNRqsuhlGOBrhgFwumSCbxTGy/BBGg41KJJKqUThbJ32+ve7i40vN0TlT+Xkq:mnqdu3abBGy3GEV0iuo2X

Score
10/10
evasionpersistence

Malware Config

Signatures

  • Modifies system executable filetype association 2 TTPs 2 IoCs
    persistence
  • Modifies visibility of file extensions in Explorer 2 TTPs 2 IoCs
    evasion
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
    evasion
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Drops file in System32 directory 6 IoCs
  • Drops file in Program Files directory 27 IoCs
  • Modifies registry class 36 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\19f7c22ea40b583468d54b91e3965b79269605c077410180b792d0b980a7578c.exe
    "C:\Users\Admin\AppData\Local\Temp\19f7c22ea40b583468d54b91e3965b79269605c077410180b792d0b980a7578c.exe"
    1⤵
    • Modifies system executable filetype association
    • Modifies visibility of file extensions in Explorer
    • Modifies visiblity of hidden/system files in Explorer
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2252
    • \??\c:\Documents and Settings\Admin\Application Data\Microsoft\duxp.exe
      "c:\Documents and Settings\Admin\Application Data\Microsoft\duxp.exe" 19f7c22ea40b583468d54b91e3965b79269605c077410180b792d0b980a7578c
      2⤵
      • Modifies system executable filetype association
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Adds Run key to start application
      • Enumerates connected drives
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:4856

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Change Default File Association

1
T1042

Hidden Files and Directories

2
T1158

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

4
T1112

Hidden Files and Directories

2
T1158

Credential Access

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\duxp.exe
    Filesize

    76KB

    MD5

    a15f316eb632dde2f506a3911ca55862

    SHA1

    38f6fb5da7ab433867cbd08600dec67b7dda1d6c

    SHA256

    645284d68aef58a2f04ac060044cb016c1c879e1a9945c76a99fda7acab11299

    SHA512

    df3a5d3b77a085530c371ae12bb1135d854997fd036b129f543159c70fdb4e2e2c2ed6a73252ca84a7589ccae64c46bf8cdd31346296bf62caa8d965cc0b53ce

    Download Submit
  • \??\c:\Documents and Settings\Admin\Application Data\Microsoft\duxp.exe
    Filesize

    76KB

    MD5

    a15f316eb632dde2f506a3911ca55862

    SHA1

    38f6fb5da7ab433867cbd08600dec67b7dda1d6c

    SHA256

    645284d68aef58a2f04ac060044cb016c1c879e1a9945c76a99fda7acab11299

    SHA512

    df3a5d3b77a085530c371ae12bb1135d854997fd036b129f543159c70fdb4e2e2c2ed6a73252ca84a7589ccae64c46bf8cdd31346296bf62caa8d965cc0b53ce

    Download Submit
  • \??\c:\windows\SysWOW64\Windows 3D.scr
    Filesize

    76KB

    MD5

    152c7d017260fa0747f59ceb2164a94c

    SHA1

    72b3a771fdf9c001d780e399b818a22ccb6960bb

    SHA256

    6734ce7bf5b39366f8091c403bcfd4a8519895df0ea49d02f60f2c361384f781

    SHA512

    179effef70c6e4d48cf75917d9e10e0067febfe52a10938a7acb6e18838ab2d022c49b2bda98a306a84163f733005710a61201bde9e2e9acf52e76d1f0d7a392

    Download Submit
  • \??\c:\windows\SysWOW64\maxtrox.txt
    Filesize

    8B

    MD5

    24865ca220aa1936cbac0a57685217c5

    SHA1

    37f687cafe79e91eae6cbdffbf2f7ad3975f5e83

    SHA256

    841e95fa333ed89085bfbab19bb658d96ed0c837d25721411233fa55c860c743

    SHA512

    c8d3f514c72f48fed5de9582c4252cf5466a9d32866d8df3631ba9274ed734bb95139e4909e8116a10947fc1afa1dbeb33809da6ec050e6e4eb83d5241aeb062

    Download Submit
  • memory/4856-134-0x0000000000000000-mapping.dmp
    Download