Analysis

  • max time kernel
    120s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/07/2024, 10:02

General

  • Target

    b90beb0dd5293c38e9e2273d4f087b30N.exe

  • Size

    66KB

  • MD5

    b90beb0dd5293c38e9e2273d4f087b30

  • SHA1

    6755d65f5e6cb92a6c4df4a6d667d7aaa2daa30e

  • SHA256

    546e29d5654047b3d330315628ecd6994b992cba66ccb98363f567d280151e02

  • SHA512

    23dabc5d05b11a07a1d7a68189edf7bb60af3e3d7b9fde2611bca624918523ca01a9e0e329f0338e0d7e1783d873f6a86e1cdba0dd7f1088c818b38df197faae

  • SSDEEP

    1536:84PvugCmecsWt/D1DjPoM3+1rf3aiNKb6GlHQDM9bYVT3mi2a1jkUixWg32T2I6M:LKbPZPDIHCPkI54UQR9rzYj

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 5 IoCs
  • Drops file in System32 directory 4 IoCs
  • Drops file in Program Files directory 23 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Modifies registry class 44 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b90beb0dd5293c38e9e2273d4f087b30N.exe
    "C:\Users\Admin\AppData\Local\Temp\b90beb0dd5293c38e9e2273d4f087b30N.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:928
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /installservice
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:3740
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /start
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:4532
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\b90beb0dd5293c38e9e2273d4f087b30N.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies registry class
      PID:420
  • C:\Windows\SysWOW64\urdvxc.exe
    "C:\Windows\SysWOW64\urdvxc.exe" /service
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Modifies registry class
    PID:3068
  • C:\Windows\SysWOW64\urdvxc.exe
    "C:\Windows\SysWOW64\urdvxc.exe" /service
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Modifies registry class
    PID:2628

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    66KB

    MD5

    b90beb0dd5293c38e9e2273d4f087b30

    SHA1

    6755d65f5e6cb92a6c4df4a6d667d7aaa2daa30e

    SHA256

    546e29d5654047b3d330315628ecd6994b992cba66ccb98363f567d280151e02

    SHA512

    23dabc5d05b11a07a1d7a68189edf7bb60af3e3d7b9fde2611bca624918523ca01a9e0e329f0338e0d7e1783d873f6a86e1cdba0dd7f1088c818b38df197faae

  • memory/420-39-0x00000000001D0000-0x00000000001EF000-memory.dmp

    Filesize

    124KB

  • memory/928-0-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/928-1-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/928-37-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2628-6967-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/2628-6007-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/3068-48-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-53-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-19-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-20-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-21-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-22-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-23-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-24-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-25-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-26-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-27-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-28-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-29-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-30-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-31-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-32-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-33-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-52-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-17-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-35-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-38-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-40-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-41-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-42-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-43-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-44-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-45-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-46-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-47-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-16-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-49-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-50-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-18-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-51-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-34-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-54-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-55-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-56-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-57-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-58-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-59-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-60-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-61-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-62-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-63-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-64-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-65-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-66-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-67-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-68-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-69-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-70-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-71-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-72-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-73-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-74-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-75-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-76-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-77-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-78-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-1138-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-6005-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-12-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3068-11-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3740-6-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/3740-7-0x0000000000400000-0x0000000000420000-memory.dmp

    Filesize

    128KB

  • memory/4532-9-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB