Overview

overview

7

Static

static

3

2026-06-05...ar.exe

windows10-2004-x64

7

2026-06-05...ar.exe

windows11-21h2-x64

7

Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    05/06/2026, 19:36

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General

  • Target
    2026-06-05_f93c5ee16cc6d30f264784c7c3c52de0_akira_cobalt-strike_elex_icedid_njrat_vidar.exe
  • Size 2.2MB
  • Sample260605-ybllpsds2w
  • SHA256 23d9b1b03afd67fe2f3027fc8688c25a11b80be5ce6b59766d895153ac613539
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
discovery

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops file in Program Files directory 9 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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 use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-06-05_f93c5ee16cc6d30f264784c7c3c52de0_akira_cobalt-strike_elex_icedid_njrat_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-05_f93c5ee16cc6d30f264784c7c3c52de0_akira_cobalt-strike_elex_icedid_njrat_vidar.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2248
    • C:\Users\Admin\AppData\Local\Temp\2026-06-05_f93c5ee16cc6d30f264784c7c3c52de0_akira_cobalt-strike_elex_icedid_njrat_vidar.exe.exe
      C:\Users\Admin\AppData\Local\Temp/2026-06-05_f93c5ee16cc6d30f264784c7c3c52de0_akira_cobalt-strike_elex_icedid_njrat_vidar.exe.exe
      2⤵
      • Executes dropped EXE
      PID:3468
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2248 -s 1840
      2⤵
      • Program crash
      PID:984
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2248 -ip 2248
    1⤵
      PID:4952

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          RCXBDEC.tmp
          • Path C:\Program Files\7-Zip\RCXBDEC.tmp
          • Size 776KB
          • SHA256 0940d7ffd96e1b1f5d4046ebf301475669731a70ce16ab148249f483f346ca4c
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          2026-06-05_f93c5ee16cc6d30f264784c7c3c52de0_akira_cobalt-strike_elex_icedid_njrat_vidar.exe.exe
          • Path C:\Users\Admin\AppData\Local\Temp\2026-06-05_f93c5ee16cc6d30f264784c7c3c52de0_akira_cobalt-strike_elex_icedid_njrat_vidar.exe.exe
          • Size 1.5MB
          • SHA256 de668dbf52d46706a742d3186dc531e79ea26d97256f535730acfa2f666ec44c
          • MD5 SHA1 SHA512 SSDEEP TLSH
          Submit Download

          memory/2248-0-0x0000000000400000-0x00000000004E4000-memory.dmp
          Download

          memory/2248-26-0x0000000000400000-0x00000000004E4000-memory.dmp
          Download