Overview

overview

10

Static

static

10

2026-05-28...ee.exe

windows10-2004-x64

9

2026-05-28...ee.exe

windows11-21h2-x64

9

Analysis

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

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    28/05/2026, 08:29

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General

  • Target
    2026-05-28_2f986ebc2f983c6135dbc7a552f1eaa0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 1024KB
  • Sample260528-kd4cmsct2z
  • SHA256 fecf3add014fa2c72b0aa65e25e414b4bab48e94b7218a81a46fed1485da3856
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
discoveryupx

Malware Config

Signatures

  • Custom signature
    Detection of CryptoLocker Variants 1 IoCs
  • Custom signature
    Detection of Cryptolocker Samples 1 IoCs
  • Custom signature
    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 13 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\2026-05-28_2f986ebc2f983c6135dbc7a552f1eaa0_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-28_2f986ebc2f983c6135dbc7a552f1eaa0_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:4204
  • C:\Windows\Syswow64\c63c700
    C:\Windows\Syswow64\c63c700
    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:3712

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        c63c700
        • Path C:\Windows\SysWOW64\c63c700
        • Size 1024KB
        • SHA256 2b33226a602a29a82d9a5f2cedc6b15506f2582f90cad012430188109e172857
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/3712-4-0x0000000000EF0000-0x0000000000F7C000-memory.dmp
        Download

        memory/3712-17-0x0000000000EF0000-0x0000000000F7C000-memory.dmp
        Download

        memory/3712-28-0x0000000000EF0000-0x0000000000F7C000-memory.dmp
        Download

        memory/4204-0-0x0000000000520000-0x00000000005AC000-memory.dmp
        Download

        memory/4204-16-0x0000000000520000-0x00000000005AC000-memory.dmp
        Download