Analysis

  • max time kernel
    149s
  • max time network
    124s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    17/04/2026, 01:47

General

  • Target
    2026-04-17_8e9a5491c0ca699c490b8048310f5225_amadey_cobalt-strike_elex_emotet_hellokitty_hijackloader.exe
  • Size 405KB
  • Sample260417-b7rfhadv9p
  • SHA256 db9feb1875716afaddbc034729342caf8cd03d00b638031abefef51665e21d74
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 14 IoCs
  • Drops file in System32 directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-04-17_8e9a5491c0ca699c490b8048310f5225_amadey_cobalt-strike_elex_emotet_hellokitty_hijackloader.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-17_8e9a5491c0ca699c490b8048310f5225_amadey_cobalt-strike_elex_emotet_hellokitty_hijackloader.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4676
    • C:\Users\Admin\AppData\Local\Temp\armsvc32.exe
      "armsvc32.exe "
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4712
    • C:\Windows\SysWOW64\eventviewer.exe
      "C:\Windows\system32\eventviewer.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:5140

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        103621DE9CD5414CC2538780B4B75751

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\103621DE9CD5414CC2538780B4B75751
        • Size 734B
        • SHA256 2787067d45e7d1bfd4c464584bf72760dbe43cb8cb2d19a64b5045fba69679d1
        • MD5 SHA1 SHA512 TLSH

        8B3C0310C2EA810C48E449EA75059E8A

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8B3C0310C2EA810C48E449EA75059E8A
        • Size 493B
        • SHA256 41bf1a0ac518d6992a61adb4a88dba4f69af360dcd3f252ed10ba92d214be2b5
        • MD5 SHA1 SHA512 TLSH

        103621DE9CD5414CC2538780B4B75751

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\103621DE9CD5414CC2538780B4B75751
        • Size 192B
        • SHA256 8f9f1e8533901ba79c70ad18d08ef9d6c04a429ba735e6122a7b550be60cbdd9
        • MD5 SHA1 SHA512 TLSH

        8B3C0310C2EA810C48E449EA75059E8A

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8B3C0310C2EA810C48E449EA75059E8A
        • Size 248B
        • SHA256 4194195580bf6cf97184b88ff07ca8a7f41a1a119e8e134305806f33b964f2ad
        • MD5 SHA1 SHA512 TLSH

        2026-04-17_8e9a5491c0ca699c490b8048310f5225_amadey_cobalt-strike_elex_emotet_hellokitty_hijackloader.exe

        • Path C:\Users\Admin\AppData\Local\Temp\2026-04-17_8e9a5491c0ca699c490b8048310f5225_amadey_cobalt-strike_elex_emotet_hellokitty_hijackloader.exe
        • Size 405KB
        • SHA256 db9feb1875716afaddbc034729342caf8cd03d00b638031abefef51665e21d74
        • MD5 SHA1 SHA512 SSDEEP TLSH

        armsvc32.exe

        • Path C:\Users\Admin\AppData\Local\Temp\armsvc32.exe
        • Size 168KB
        • SHA256 6af57a7da31749715ba29b3b55a2f4acdd53a72b4f179398d2bca80a6c4f4841
        • MD5 SHA1 SHA512 SSDEEP TLSH

        tmp1A74.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\tmp1A74.tmp
        • Size 152KB
        • SHA256 a8d1a293e16b2554345f76fbc511ee896204b0ba7ce590e4aea4be950fd2d55b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        eventviewer.exe

        • Path C:\Windows\SysWOW64\eventviewer.exe
        • Size 88KB
        • SHA256 3baf58e8eb6f1dee7da7df83cb38925e69ffe130a02f667380cbee69aea17b15
        • MD5 SHA1 SHA512 SSDEEP TLSH

        syslog.exe

        • Path C:\Windows\SysWOW64\syslog.exe
        • Size 148KB
        • SHA256 78b24eecad5149f76fa62fa97cd271eb5bc40fd96d733f9c7f66ce260600b2c2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/5140-70-0x0000000000670000-0x000000000069C000-memory.dmp

        memory/5140-126-0x00000000020F0000-0x000000000211C000-memory.dmp