Overview

overview

10

Static

static

10

2026-08-28...at.exe

windows10-2004-x64

10

2026-08-28...at.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    150s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    28/08/2026, 09:45

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General

  • Target
    2026-08-28_b9162f574f7ecd7062afda3f6348f8bd_cobalt-strike_coinminer_elex_icedid_njrat.exe
  • Size 961KB
  • Sample260828-lrbefsgn61
  • SHA256 e27ee173611d5dc289f01a09b9e560df54363dff0ccdfaf56f4688a77de79595
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
defense_evasiondiscoveryupx

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
    defense_evasion
  • UPX dump on OEP (original entry point) 3 IoCs
  • Executes dropped EXE 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • AutoIT Executable 5 IoCs

    AutoIT scripts compiled to PE executables.

  • UPX packed file 9 IoCs

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

    upx
  • Drops file in Windows directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 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 8 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-28_b9162f574f7ecd7062afda3f6348f8bd_cobalt-strike_coinminer_elex_icedid_njrat.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-28_b9162f574f7ecd7062afda3f6348f8bd_cobalt-strike_coinminer_elex_icedid_njrat.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4636
    • C:\Windows\svhost.exe
      C:\Windows\svhost.exe
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2256

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        Documents and Settings.exe
        • Path C:\Documents and Settings.exe
        • Size 961KB
        • SHA256 3819651544695dbcb18295bf7838e7632f5a914329279008d76c8295e52db2ef
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        Driver.db
        • Path C:\Windows\Driver.db
        • Size 82B
        • SHA256 b2d38b3f122cfcf3cecabf0dfe2ab9c4182416d6961ae43f1eebee489cf3c960
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        svhost.exe
        • Path C:\Windows\svhost.exe
        • Size 961KB
        • SHA256 e66251885ac53a8118ab7669bddaac19e944e9b75a53560871ec78e279ffac3e
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/2256-7-0x0000000000400000-0x00000000005C2000-memory.dmp
        Download

        memory/2256-8-0x0000000000400000-0x00000000005C2000-memory.dmp
        Download

        memory/2256-879-0x0000000000400000-0x00000000005C2000-memory.dmp
        Download

        memory/2256-893-0x0000000000400000-0x00000000005C2000-memory.dmp
        Download

        memory/4636-0-0x0000000000400000-0x00000000005C2000-memory.dmp
        Download

        memory/4636-1-0x00000000004C1000-0x00000000004C2000-memory.dmp
        Download

        memory/4636-730-0x0000000000400000-0x00000000005C2000-memory.dmp
        Download

        memory/4636-868-0x0000000000400000-0x00000000005C2000-memory.dmp
        Download