Analysis

  • max time kernel
    157s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-10-2022 21:34

General

  • Target

    29fbb5c452c0458c358c204b574cc433fd41b2c42c68a37ce7d7a588e834d92a.exe

  • Size

    62KB

  • MD5

    a395165fdc6ace2034099f8e44201796

  • SHA1

    86fc677d7ccc3d2425b05aac96dab5a49b806dc8

  • SHA256

    29fbb5c452c0458c358c204b574cc433fd41b2c42c68a37ce7d7a588e834d92a

  • SHA512

    2e688dfab9f9910405785e36bae84a5c3f9f1f7c080dbb48724ef6cd3681df1d2dca220d7fd9f2bb92f6850681ebce4d8e988ed2fa30e42ee42374d0e76fc078

  • SSDEEP

    1536:DcIdclybpT97oEFpF7ww0javq6wWVP+a3rKWsMNbp:DclybpTvww0uIk2fMNb

Score
8/10

Malware Config

Signatures

  • Contacts a large (539) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Executes dropped EXE 4 IoCs
  • Drops file in System32 directory 3 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\29fbb5c452c0458c358c204b574cc433fd41b2c42c68a37ce7d7a588e834d92a.exe
    "C:\Users\Admin\AppData\Local\Temp\29fbb5c452c0458c358c204b574cc433fd41b2c42c68a37ce7d7a588e834d92a.exe"
    1⤵
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4796
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /installservice
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:2664
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /start
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:2296
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\29fbb5c452c0458c358c204b574cc433fd41b2c42c68a37ce7d7a588e834d92a.exe
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:3184
  • 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:4436

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    62KB

    MD5

    a395165fdc6ace2034099f8e44201796

    SHA1

    86fc677d7ccc3d2425b05aac96dab5a49b806dc8

    SHA256

    29fbb5c452c0458c358c204b574cc433fd41b2c42c68a37ce7d7a588e834d92a

    SHA512

    2e688dfab9f9910405785e36bae84a5c3f9f1f7c080dbb48724ef6cd3681df1d2dca220d7fd9f2bb92f6850681ebce4d8e988ed2fa30e42ee42374d0e76fc078

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    62KB

    MD5

    a395165fdc6ace2034099f8e44201796

    SHA1

    86fc677d7ccc3d2425b05aac96dab5a49b806dc8

    SHA256

    29fbb5c452c0458c358c204b574cc433fd41b2c42c68a37ce7d7a588e834d92a

    SHA512

    2e688dfab9f9910405785e36bae84a5c3f9f1f7c080dbb48724ef6cd3681df1d2dca220d7fd9f2bb92f6850681ebce4d8e988ed2fa30e42ee42374d0e76fc078

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    62KB

    MD5

    a395165fdc6ace2034099f8e44201796

    SHA1

    86fc677d7ccc3d2425b05aac96dab5a49b806dc8

    SHA256

    29fbb5c452c0458c358c204b574cc433fd41b2c42c68a37ce7d7a588e834d92a

    SHA512

    2e688dfab9f9910405785e36bae84a5c3f9f1f7c080dbb48724ef6cd3681df1d2dca220d7fd9f2bb92f6850681ebce4d8e988ed2fa30e42ee42374d0e76fc078

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    62KB

    MD5

    a395165fdc6ace2034099f8e44201796

    SHA1

    86fc677d7ccc3d2425b05aac96dab5a49b806dc8

    SHA256

    29fbb5c452c0458c358c204b574cc433fd41b2c42c68a37ce7d7a588e834d92a

    SHA512

    2e688dfab9f9910405785e36bae84a5c3f9f1f7c080dbb48724ef6cd3681df1d2dca220d7fd9f2bb92f6850681ebce4d8e988ed2fa30e42ee42374d0e76fc078

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    62KB

    MD5

    a395165fdc6ace2034099f8e44201796

    SHA1

    86fc677d7ccc3d2425b05aac96dab5a49b806dc8

    SHA256

    29fbb5c452c0458c358c204b574cc433fd41b2c42c68a37ce7d7a588e834d92a

    SHA512

    2e688dfab9f9910405785e36bae84a5c3f9f1f7c080dbb48724ef6cd3681df1d2dca220d7fd9f2bb92f6850681ebce4d8e988ed2fa30e42ee42374d0e76fc078

  • memory/2296-140-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/2664-136-0x0000000000420000-0x000000000043F000-memory.dmp

    Filesize

    124KB

  • memory/3184-144-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/4436-141-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4436-145-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4796-132-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB