Overview

overview

7

Static

static

3

2026-05-03...op.exe

windows10-2004-x64

7

2026-05-03...op.exe

windows11-21h2-x64

7

Analysis

  • max time kernel
    149s
  • max time network
    147s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    03/05/2026, 03:30

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General

  • Target
    2026-05-03_4f93b1e2b6b6c6fbe4f1be2ca215179f_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe
  • Size 150KB
  • Sample260503-d2w5xaa161
  • SHA256 8f3875365bdbb91678d7c4d0c4484815d2c85c6accc3b9204b576a885157faa1
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
defense_evasiondiscoverypersistence

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

    defense_evasion
  • Enumerates physical storage devices 1 TTPs

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

  • 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.

    discovery
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-05-03_4f93b1e2b6b6c6fbe4f1be2ca215179f_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-03_4f93b1e2b6b6c6fbe4f1be2ca215179f_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3548
    • C:\ProgramData\AhnLab\AhnSvc.exe
      "C:\ProgramData\AhnLab\AhnSvc.exe" /run
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:4960
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del /q "C:\Users\Admin\AppData\Local\Temp\2026-05-03_4f93b1e2b6b6c6fbe4f1be2ca215179f_amadey_cobalt-strike_elex_redline-stealer_rhadamanthys_smoke-loader_stealc_stop.exe" >> NUL
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4944

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        AhnSvc.exe
        • Path C:\ProgramData\AhnLab\AhnSvc.exe
        • Size 150KB
        • SHA256 59e52ff5301e0f7fa4df34451ca36e6ef46a3c1bc18467a54824406aa6da8e37
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/3548-6-0x00000000013E0000-0x00000000014A1000-memory.dmp
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