Overview

overview

10

Static

static

10

2026-08-05...ee.exe

windows10-2004-x64

9

2026-08-05...ee.exe

windows11-ltsc_2024-x64

9

Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    05/08/2026, 07:55

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General

  • Target
    2026-08-05_257ffbba434e530968f9ae6f6221659a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 1.7MB
  • Sample260805-jsd6maxyhs
  • SHA256 039079165e054a63155fd1db50c2747dfc327f40ad4c7cf52a8d921ad0a48c9a
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
discoveryupx

Malware Config

Signatures

  • Detection of CryptoLocker Variants 1 IoCs
  • Detection of Cryptolocker Samples 1 IoCs
  • UPX dump on OEP (original entry point) 6 IoCs
  • Executes dropped EXE 1 IoCs
  • Unexpected DNS network traffic destination 4 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Drops file in System32 directory 15 IoCs
  • UPX packed file 6 IoCs

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

    upx
  • Drops file in Windows directory 2 IoCs
  • 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
  • Modifies data under HKEY_USERS 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-05_257ffbba434e530968f9ae6f6221659a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-05_257ffbba434e530968f9ae6f6221659a_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe"
    1⤵
    • Unexpected DNS network traffic destination
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2644
  • C:\Windows\Syswow64\e671800e
    C:\Windows\Syswow64\e671800e
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3340

Network

        MITRE ATT&CK Enterprise v16

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        Downloads

        e671800e
        • Path C:\Windows\SysWOW64\e671800e
        • Size 1.7MB
        • SHA256 09c50227e2f1d8a31abe5c3dc3905226fcef7c5645f354c596e5057450da616b
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/2644-0-0x0000000000360000-0x00000000003EC000-memory.dmp
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        memory/2644-18-0x0000000000360000-0x00000000003EC000-memory.dmp
        Download

        memory/3340-3-0x0000000000860000-0x00000000008EC000-memory.dmp
        Download

        memory/3340-19-0x0000000000860000-0x00000000008EC000-memory.dmp
        Download

        memory/3340-29-0x0000000000860000-0x00000000008EC000-memory.dmp
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