Overview

overview

10

Static

static

10

2026-08-09...ee.exe

windows10-2004-x64

9

2026-08-09...ee.exe

windows11-ltsc_2024-x64

9

Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    09/08/2026, 23:05

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General

  • Target
    2026-08-09_8dcfa57a28d943928d2efda19580b572_coinminer_cryptolocker_elex_mafia_stealc_tofsee.exe
  • Size 768KB
  • Sample260809-22y69sxarg
  • SHA256 e2c101ff14466969ccb25edda61ee3959c4fd8046349f89242d9f6bfa3da3263
  • 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) 8 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 8 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\2026-08-09_8dcfa57a28d943928d2efda19580b572_coinminer_cryptolocker_elex_mafia_stealc_tofsee.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-09_8dcfa57a28d943928d2efda19580b572_coinminer_cryptolocker_elex_mafia_stealc_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:2364
  • C:\Windows\Syswow64\5ce338f0
    C:\Windows\Syswow64\5ce338f0
    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:2000

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        5ce338f0
        • Path C:\Windows\SysWOW64\5ce338f0
        • Size 768KB
        • SHA256 da8afd00b698aac147c6d6b2be6b18f06e45a87283203d7eda22970e14f9f143
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/2000-3-0x00000000002B0000-0x0000000000339000-memory.dmp
        Download

        memory/2000-12-0x00000000002B0000-0x0000000000339000-memory.dmp
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        memory/2000-27-0x00000000002B0000-0x0000000000339000-memory.dmp
        Download

        memory/2364-0-0x00000000000E0000-0x0000000000169000-memory.dmp
        Download

        memory/2364-10-0x00000000000E0000-0x0000000000169000-memory.dmp
        Download

        memory/2364-26-0x00000000000E0000-0x0000000000169000-memory.dmp
        Download

        memory/2364-49-0x00000000000E0000-0x0000000000169000-memory.dmp
        Download