Overview

overview

10

Static

static

10

2026-08-16...ee.exe

windows10-2004-x64

9

2026-08-16...ee.exe

windows11-ltsc_2024-x64

9

Sharing

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General

  • Target
    2026-08-16_bbb7449cb1e2e6939c6ed8e92da79681_coinminer_cryptolocker_elex_mafia_stealc_tofsee
  • Size 768KB
  • Sample260816-y4634swgpb
  • SHA256 586bb182521dc4f50be5ec3d514f62c39fcca18c5cc96afefdce8fc2225dd67e
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
discoveryupx

Malware Config

Targets

    • Target
      2026-08-16_bbb7449cb1e2e6939c6ed8e92da79681_coinminer_cryptolocker_elex_mafia_stealc_tofsee
    • Size 768KB
    • SHA256 586bb182521dc4f50be5ec3d514f62c39fcca18c5cc96afefdce8fc2225dd67e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    9/10
    discoveryupx
    • Custom signature

      Detection of CryptoLocker Variants

    • Custom signature

      Detection of Cryptolocker Samples

    • Custom signature

      UPX dump on OEP (original entry point)

    • Executes dropped EXE

    • Unexpected DNS network traffic destination

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

    • Drops file in System32 directory

    • UPX packed file

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

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks