Analysis

  • max time kernel
    172s
  • max time network
    176s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 11:22

General

  • Target

    8f62dd9beaf8fb851268b4c42a5f2fd70039c7c89b36f811644b74d82ed6d753.exe

  • Size

    128KB

  • MD5

    49f2107b49b2722942e0d72c37a5db1f

  • SHA1

    b170fb3c58b54132efa37e59e0a7f6bc2e7021fc

  • SHA256

    8f62dd9beaf8fb851268b4c42a5f2fd70039c7c89b36f811644b74d82ed6d753

  • SHA512

    dadb7fd6426d163b5b3b60a02d42810386142bfee2da43f1bd59b57b0707288d08a2843a7168f7517a984da01661c9a4b099476d8fa083c5b76cc4c4fb0a5f77

  • SSDEEP

    3072:zGDxbgTf57c0f6M1QiKYSRHWS+fMm/s/WKt3/FKWRjkN:zGFbgTlTf6MOiKYqHWS+9/s/t/FKWRI

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 4 IoCs
  • Drops file in System32 directory 3 IoCs
  • Drops file in Program Files directory 45 IoCs
  • Modifies registry class 38 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8f62dd9beaf8fb851268b4c42a5f2fd70039c7c89b36f811644b74d82ed6d753.exe
    "C:\Users\Admin\AppData\Local\Temp\8f62dd9beaf8fb851268b4c42a5f2fd70039c7c89b36f811644b74d82ed6d753.exe"
    1⤵
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4532
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /installservice
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:3588
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /start
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:1352
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\8f62dd9beaf8fb851268b4c42a5f2fd70039c7c89b36f811644b74d82ed6d753.exe
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:408
  • 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:1104

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    128KB

    MD5

    49f2107b49b2722942e0d72c37a5db1f

    SHA1

    b170fb3c58b54132efa37e59e0a7f6bc2e7021fc

    SHA256

    8f62dd9beaf8fb851268b4c42a5f2fd70039c7c89b36f811644b74d82ed6d753

    SHA512

    dadb7fd6426d163b5b3b60a02d42810386142bfee2da43f1bd59b57b0707288d08a2843a7168f7517a984da01661c9a4b099476d8fa083c5b76cc4c4fb0a5f77

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    128KB

    MD5

    49f2107b49b2722942e0d72c37a5db1f

    SHA1

    b170fb3c58b54132efa37e59e0a7f6bc2e7021fc

    SHA256

    8f62dd9beaf8fb851268b4c42a5f2fd70039c7c89b36f811644b74d82ed6d753

    SHA512

    dadb7fd6426d163b5b3b60a02d42810386142bfee2da43f1bd59b57b0707288d08a2843a7168f7517a984da01661c9a4b099476d8fa083c5b76cc4c4fb0a5f77

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    128KB

    MD5

    49f2107b49b2722942e0d72c37a5db1f

    SHA1

    b170fb3c58b54132efa37e59e0a7f6bc2e7021fc

    SHA256

    8f62dd9beaf8fb851268b4c42a5f2fd70039c7c89b36f811644b74d82ed6d753

    SHA512

    dadb7fd6426d163b5b3b60a02d42810386142bfee2da43f1bd59b57b0707288d08a2843a7168f7517a984da01661c9a4b099476d8fa083c5b76cc4c4fb0a5f77

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    128KB

    MD5

    49f2107b49b2722942e0d72c37a5db1f

    SHA1

    b170fb3c58b54132efa37e59e0a7f6bc2e7021fc

    SHA256

    8f62dd9beaf8fb851268b4c42a5f2fd70039c7c89b36f811644b74d82ed6d753

    SHA512

    dadb7fd6426d163b5b3b60a02d42810386142bfee2da43f1bd59b57b0707288d08a2843a7168f7517a984da01661c9a4b099476d8fa083c5b76cc4c4fb0a5f77

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    128KB

    MD5

    49f2107b49b2722942e0d72c37a5db1f

    SHA1

    b170fb3c58b54132efa37e59e0a7f6bc2e7021fc

    SHA256

    8f62dd9beaf8fb851268b4c42a5f2fd70039c7c89b36f811644b74d82ed6d753

    SHA512

    dadb7fd6426d163b5b3b60a02d42810386142bfee2da43f1bd59b57b0707288d08a2843a7168f7517a984da01661c9a4b099476d8fa083c5b76cc4c4fb0a5f77

  • memory/408-145-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/408-143-0x0000000000000000-mapping.dmp

  • memory/1104-147-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/1104-146-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/1352-139-0x0000000000000000-mapping.dmp

  • memory/1352-142-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/3588-138-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/3588-137-0x0000000000400000-0x0000000000433642-memory.dmp

    Filesize

    205KB

  • memory/3588-133-0x0000000000000000-mapping.dmp

  • memory/4532-132-0x0000000000400000-0x0000000000433642-memory.dmp

    Filesize

    205KB

  • memory/4532-135-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB