Overview

overview

10

Static

static

10

2026-05-04...ee.exe

windows10-2004-x64

9

2026-05-04...ee.exe

windows11-21h2-x64

9

Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    04/05/2026, 11:52

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General

  • Target
    2026-05-04_aaa3d230a23a2d95b50ceb530e4135d6_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
  • Size 1024KB
  • Sample260504-n1ymfset6j
  • SHA256 2151f160a2e2b90fafe7df4ec4bf9c1c3c998271ca1e6390d88ab79f15a0dcfe
  • 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\2026-05-04_aaa3d230a23a2d95b50ceb530e4135d6_amadey_coinminer_cryptolocker_elex_smoke-loader_stealc_stop_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-04_aaa3d230a23a2d95b50ceb530e4135d6_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:3384
  • C:\Windows\Syswow64\7c99f456
    C:\Windows\Syswow64\7c99f456
    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:1088

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        7c99f456
        • Path C:\Windows\SysWOW64\7c99f456
        • Size 1024KB
        • SHA256 9506689347814be8ac619eb02e177d11e04a96b9b96b4aefbbb5dddb3f04bf4c
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/1088-4-0x0000000000CB0000-0x0000000000D3C000-memory.dmp
        Download

        memory/1088-20-0x0000000000CB0000-0x0000000000D3C000-memory.dmp
        Download

        memory/1088-19-0x0000000001D20000-0x0000000001D67000-memory.dmp
        Download

        memory/1088-32-0x0000000000CB0000-0x0000000000D3C000-memory.dmp
        Download

        memory/3384-0-0x00000000007F0000-0x000000000087C000-memory.dmp
        Download

        memory/3384-10-0x00000000007F0000-0x000000000087C000-memory.dmp
        Download

        memory/3384-29-0x0000000003D50000-0x0000000003D97000-memory.dmp
        Download