Resubmissions

23-02-2025 11:56

250223-n4c5xswmd1 3

23-02-2025 11:22

250223-ngvrfsvmds 10

23-02-2025 09:27

250223-leqzda1rcr 8

22-02-2025 15:10

250222-skjwks1qa1 1

22-02-2025 15:10

250222-sj2p1askbk 1

General

  • Target

    test.txt

  • Size

    18B

  • Sample

    250218-sjbhtatmz4

  • MD5

    5b3f97d48c8751bd031b7ea53545bdb6

  • SHA1

    88be3374c62f23406ec83bb11279f8423bd3f88d

  • SHA256

    d8fce9dd9c65ca143343f7711859a7cffc3c5e656a8b84108183fb769a12ed8b

  • SHA512

    ed2de1eec50310ced4bde8ef6ae4b7902920b007df7b6aeb200cfe9fcc0d36ef05af7526c4675be2feac52831668798d5fe3523175efad6f6549b30f30a0b5d6

Malware Config

Targets

    • Target

      test.txt

    • Size

      18B

    • MD5

      5b3f97d48c8751bd031b7ea53545bdb6

    • SHA1

      88be3374c62f23406ec83bb11279f8423bd3f88d

    • SHA256

      d8fce9dd9c65ca143343f7711859a7cffc3c5e656a8b84108183fb769a12ed8b

    • SHA512

      ed2de1eec50310ced4bde8ef6ae4b7902920b007df7b6aeb200cfe9fcc0d36ef05af7526c4675be2feac52831668798d5fe3523175efad6f6549b30f30a0b5d6

    • Disables service(s)

    • HawkEye

      HawkEye is a malware kit that has seen continuous development since at least 2013.

    • Hawkeye family

    • Modifies Windows Defender DisableAntiSpyware settings

    • Modifies security service

    • Remcos

      Remcos is a closed-source remote control and surveillance software.

    • Remcos family

    • Grants admin privileges

      Uses net.exe to modify the user's privileges.

    • Blocks application from running via registry modification

      Adds application to list of disallowed applications.

    • Disables RegEdit via registry modification

    • Disables use of System Restore points

    • Indicator Removal: Network Share Connection Removal

      Adversaries may remove share connections that are no longer useful in order to clean up traces of their operation.

    • Stops running service(s)

    • Executes dropped EXE

    • Loads dropped DLL

    • Legitimate hosting services abused for malware hosting/C2

    • Mark of the Web detected: This indicates that the page was originally saved or cloned.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks