Analysis

  • max time kernel
    149s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    16/04/2026, 06:34

General

  • Target
    2026-04-16_ed5d88fa18c255f439ad9ed6b3f9e898_cobalt-strike_icedid_luca-stealer_njrat_remcos_satacom_stop_vidar_wannacry.exe
  • Size 4.5MB
  • Sample260416-hbvavagy6q
  • SHA256 d26731b1f512db216515f0dea80105336816fc5b117906fbb983fc773f9ade9d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in Windows directory 9 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-04-16_ed5d88fa18c255f439ad9ed6b3f9e898_cobalt-strike_icedid_luca-stealer_njrat_remcos_satacom_stop_vidar_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-16_ed5d88fa18c255f439ad9ed6b3f9e898_cobalt-strike_icedid_luca-stealer_njrat_remcos_satacom_stop_vidar_wannacry.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:4752
    • C:\Windows\System32\notepad.exe
      "C:\Windows\System32\notepad.exe" C:\Users\Admin\AppData\Local\Temp\WELF7CD.tmp
      2⤵
      • Opens file in notepad (likely ransom note)
      PID:4440

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        vcredist_x86.exe

        • Path C:\ProgramData\Package Cache\{61087a79-ac85-455c-934d-1fa22cc64f36}\vcredist_x86.exe
        • Size 5.0MB
        • SHA256 9df8d2b9e3afa277180ec3a2864a5b7ec361d8024eac5fcf097b6044c77cf585
        • MD5 SHA1 SHA512 SSDEEP TLSH

        WELF7CD.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\WELF7CD.tmp
        • Size 52B
        • SHA256 be0909be27235c36586ceb9b7e37d8d74c423d9460c4dbf0e2417fcf58b96caa
        • MD5 SHA1 SHA512 TLSH