Overview

overview

10

Static

static

10

2026-05-03...er.exe

windows10-2004-x64

10

2026-05-03...er.exe

windows11-21h2-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    149s
  • 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, 04:28

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General

  • Target
    2026-05-03_773ee4e5f08a76e04fdbd53e5714c778_cobalt-strike_coinminer_elex_icedid_njrat_xloader.exe
  • Size 711KB
  • Sample260503-e3s1bafs5p
  • SHA256 b066ae48d74e2ec927fe7f1afdfce68c7358186834a492ebedc8d235d1a9600e
  • 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
  • Custom signature
    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\2026-05-03_773ee4e5f08a76e04fdbd53e5714c778_cobalt-strike_coinminer_elex_icedid_njrat_xloader.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-03_773ee4e5f08a76e04fdbd53e5714c778_cobalt-strike_coinminer_elex_icedid_njrat_xloader.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:4928
    • 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:2328

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        PerfLogs.exe
        • Path C:\PerfLogs.exe
        • Size 711KB
        • SHA256 66d67135a373d01051312ef3ff867b763af93f3e7888828011f5f211dddec5bc
        • 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 711KB
        • SHA256 08c3032ca392ad30937d7486dd24f358e79e200bcc97b0d658be8e8e7970bcfb
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/2328-6-0x0000000000400000-0x000000000053E000-memory.dmp
        Download

        memory/2328-7-0x0000000000400000-0x000000000053E000-memory.dmp
        Download

        memory/2328-1008-0x0000000000400000-0x000000000053E000-memory.dmp
        Download

        memory/2328-1024-0x0000000000400000-0x000000000053E000-memory.dmp
        Download

        memory/4928-0-0x0000000000400000-0x000000000053E000-memory.dmp
        Download

        memory/4928-1-0x00000000004C1000-0x00000000004C2000-memory.dmp
        Download

        memory/4928-802-0x0000000000400000-0x000000000053E000-memory.dmp
        Download

        memory/4928-1005-0x0000000000400000-0x000000000053E000-memory.dmp
        Download