Resubmissions

19/04/2026, 18:47

260419-xfcc6ags3r6

19/04/2026, 18:44

260419-xdncmsf19n3

Analysis

  • user interaction
    yes
  • max time kernel
    898s
  • max time network
    820s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    19/04/2026, 18:44

General

  • Target
    BootstrapperNew.exe
  • Size 8.3MB
  • Sample260419-xdncmsf19n
  • SHA256 82e8904fd500c596b04786124a0515f1ecb9b9fc8b2187e449c30eeba1ba2316
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies registry class 58 IoCs
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\BootstrapperNew.exe
    "C:\Users\Admin\AppData\Local\Temp\BootstrapperNew.exe"
    1⤵
    • Modifies registry class
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:4124
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:5916

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          user.config

          • Path C:\Users\Admin\AppData\Local\CMD_Softworks\BootstrapperNew.exe_Url_qklxurpmvicxreqb2idv3y4ch042z1oq\1.0.0.0\user.config
          • Size 842B
          • SHA256 86a8d26331e8759c0110fa56486663bbc092eda6fb72f5a8aab71f317347ac2d
          • MD5 SHA1 SHA512 TLSH

          uwm2rtzw.newcfg

          • Path C:\Users\Admin\AppData\Local\CMD_Softworks\BootstrapperNew.exe_Url_qklxurpmvicxreqb2idv3y4ch042z1oq\1.0.0.0\uwm2rtzw.newcfg
          • Size 838B
          • SHA256 4e1652f52f14eeb235f60b6e6c0c1e208a7a30094e8efbfdee9826c2db5ae0bb
          • MD5 SHA1 SHA512 TLSH

          memory/4124-10-0x0000024E34750000-0x0000024E34760000-memory.dmp

          memory/4124-11-0x0000024E346B0000-0x0000024E346BC000-memory.dmp

          memory/4124-4-0x0000024E34750000-0x0000024E34760000-memory.dmp

          memory/4124-5-0x0000024E51080000-0x0000024E51088000-memory.dmp

          memory/4124-6-0x0000024E34750000-0x0000024E34760000-memory.dmp

          memory/4124-8-0x0000024E51620000-0x0000024E5162E000-memory.dmp

          memory/4124-7-0x0000024E51C80000-0x0000024E51CB8000-memory.dmp

          memory/4124-9-0x0000024E34750000-0x0000024E34760000-memory.dmp

          memory/4124-0-0x0000024E322A0000-0x0000024E32AE6000-memory.dmp

          memory/4124-3-0x0000024E34740000-0x0000024E34750000-memory.dmp

          memory/4124-12-0x0000024E51C40000-0x0000024E51C52000-memory.dmp

          memory/4124-13-0x0000024E34750000-0x0000024E34760000-memory.dmp

          memory/4124-14-0x0000024E34750000-0x0000024E34760000-memory.dmp

          memory/4124-21-0x0000024E775B0000-0x0000024E7763A000-memory.dmp

          memory/4124-22-0x0000024E77640000-0x0000024E7765E000-memory.dmp

          memory/4124-2-0x0000024E34750000-0x0000024E34760000-memory.dmp

          memory/4124-1-0x0000024E34750000-0x0000024E34760000-memory.dmp

          memory/4124-38-0x0000024E790D0000-0x0000024E79182000-memory.dmp

          memory/4124-46-0x0000024E346B0000-0x0000024E346BC000-memory.dmp