Overview

overview

8

Static

static

5

2026-08-10...ar.exe

windows10-2004-x64

6

2026-08-10...ar.exe

windows11-ltsc_2024-x64

8

Analysis

  • max time kernel
    148s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    10/08/2026, 12:20

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General

  • Target
    2026-08-10_309ae480b4a30d242446490e5cccb6cb_amadey_cobalt-strike_elex_hijackloader_rhadamanthys_smoke-loader_vidar.exe
  • Size 6.4MB
  • Sample260810-phzbpsga25
  • SHA256 3e15b2264664bc94265a657bf27c7ce865a0fcef6d032074634489395b9236c0
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10
discoverypersistenceupx

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Drops file in System32 directory 6 IoCs
  • UPX packed file 8 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

    discovery
  • Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-10_309ae480b4a30d242446490e5cccb6cb_amadey_cobalt-strike_elex_hijackloader_rhadamanthys_smoke-loader_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-10_309ae480b4a30d242446490e5cccb6cb_amadey_cobalt-strike_elex_hijackloader_rhadamanthys_smoke-loader_vidar.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:4540
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4540 -s 6800
      2⤵
      • Program crash
      PID:6100
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4540 -ip 4540
    1⤵
      PID:5788

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          wkw4D2.tmp
          • Path C:\Users\Admin\AppData\Local\Temp\wkw4D2.tmp
          • Size 8.1MB
          • SHA256 8b1e0251f449133c28b33c90eee259d9f0d8ffec21b17e3ae0c7d31f8b511708
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          memory/4540-0-0x0000000000400000-0x000000000044F000-memory.dmp
          Download

          memory/4540-371-0x0000000000400000-0x000000000044F000-memory.dmp
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          memory/4540-150-0x0000000000400000-0x000000000044F000-memory.dmp
          Download

          memory/4540-548-0x0000000000400000-0x000000000044F000-memory.dmp
          Download

          memory/4540-701-0x0000000000400000-0x000000000044F000-memory.dmp
          Download

          memory/4540-914-0x0000000000400000-0x000000000044F000-memory.dmp
          Download

          memory/4540-937-0x0000000000400000-0x000000000044F000-memory.dmp
          Download