Analysis

  • max time kernel
    130s
  • max time network
    161s
  • platform
    windows7_x64
  • resource
    win7-20220331-en
  • submitted
    14-04-2022 13:59

General

  • Target

    d2effe6b2d255c1387d95ef4db27b501b8092e968da23015ea165d95a8d52e85.exe

  • Size

    8.8MB

  • MD5

    8c50928169538c02e83da48cbebdd074

  • SHA1

    6565e179585ded5eeff78b6015a70eaef392d36c

  • SHA256

    d2effe6b2d255c1387d95ef4db27b501b8092e968da23015ea165d95a8d52e85

  • SHA512

    50f9c5f9708d6ad52d6e9cd61ac3031e833853134d1e66c43744f311dc64fb48a04af7a5bf197a1bb7d9a6d26f44bdf52080d1a59fca1ca4e8b816a2d7ac6d2c

Score
10/10

Malware Config

Signatures

  • HiveRAT

    HiveRAT is an improved version of FirebirdRAT with various capabilities.

  • HiveRAT Payload 15 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Loads dropped DLL 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d2effe6b2d255c1387d95ef4db27b501b8092e968da23015ea165d95a8d52e85.exe
    "C:\Users\Admin\AppData\Local\Temp\d2effe6b2d255c1387d95ef4db27b501b8092e968da23015ea165d95a8d52e85.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1268
    • C:\Users\Admin\AppData\Local\Temp\d2effe6b2d255c1387d95ef4db27b501b8092e968da23015ea165d95a8d52e85.exe
      "C:\Users\Admin\AppData\Local\Temp\d2effe6b2d255c1387d95ef4db27b501b8092e968da23015ea165d95a8d52e85.exe"
      2⤵
        PID:2028
      • C:\Users\Admin\AppData\Roaming\modest-menu.exe
        "C:\Users\Admin\AppData\Roaming\modest-menu.exe"
        2⤵
        • Executes dropped EXE
        • Checks BIOS information in registry
        • Suspicious behavior: EnumeratesProcesses
        PID:1996
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:908

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Roaming\modest-menu.exe

      Filesize

      8.4MB

      MD5

      3e0a06a70c5e48fa25a3c8d62f277440

      SHA1

      de1c812d20b6954c3de0bfe472d3a9f73b8067b1

      SHA256

      a5a28ce9f9001423a6824b452e84e99c886c9ed5659b379fd15a8ab994fd590f

      SHA512

      38552db21078fa848256593ebfa951379f2d8cab8c99ebef857553119064335870f9cb1cdd00a285ad8aea833d2ba03b9b69f4cb4eb68c0dcf1abf7a9512ab24

    • C:\Users\Admin\AppData\Roaming\modest-menu.exe

      Filesize

      8.4MB

      MD5

      3e0a06a70c5e48fa25a3c8d62f277440

      SHA1

      de1c812d20b6954c3de0bfe472d3a9f73b8067b1

      SHA256

      a5a28ce9f9001423a6824b452e84e99c886c9ed5659b379fd15a8ab994fd590f

      SHA512

      38552db21078fa848256593ebfa951379f2d8cab8c99ebef857553119064335870f9cb1cdd00a285ad8aea833d2ba03b9b69f4cb4eb68c0dcf1abf7a9512ab24

    • \Users\Admin\AppData\Roaming\modest-menu.exe

      Filesize

      8.4MB

      MD5

      3e0a06a70c5e48fa25a3c8d62f277440

      SHA1

      de1c812d20b6954c3de0bfe472d3a9f73b8067b1

      SHA256

      a5a28ce9f9001423a6824b452e84e99c886c9ed5659b379fd15a8ab994fd590f

      SHA512

      38552db21078fa848256593ebfa951379f2d8cab8c99ebef857553119064335870f9cb1cdd00a285ad8aea833d2ba03b9b69f4cb4eb68c0dcf1abf7a9512ab24

    • \Users\Admin\AppData\Roaming\modest-menu.exe

      Filesize

      8.4MB

      MD5

      3e0a06a70c5e48fa25a3c8d62f277440

      SHA1

      de1c812d20b6954c3de0bfe472d3a9f73b8067b1

      SHA256

      a5a28ce9f9001423a6824b452e84e99c886c9ed5659b379fd15a8ab994fd590f

      SHA512

      38552db21078fa848256593ebfa951379f2d8cab8c99ebef857553119064335870f9cb1cdd00a285ad8aea833d2ba03b9b69f4cb4eb68c0dcf1abf7a9512ab24

    • memory/908-69-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/908-70-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/908-90-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/908-89-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/908-88-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/908-85-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/908-64-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/908-65-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/908-67-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/908-68-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/908-81-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/908-80-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/908-71-0x000000000044C8DE-mapping.dmp

    • memory/908-73-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/908-75-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/908-76-0x0000000076641000-0x0000000076643000-memory.dmp

      Filesize

      8KB

    • memory/908-78-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/908-79-0x0000000000400000-0x0000000000454000-memory.dmp

      Filesize

      336KB

    • memory/1268-54-0x0000000000DD0000-0x00000000016AE000-memory.dmp

      Filesize

      8.9MB

    • memory/1268-55-0x0000000000460000-0x000000000046A000-memory.dmp

      Filesize

      40KB

    • memory/1268-56-0x0000000000480000-0x000000000048A000-memory.dmp

      Filesize

      40KB

    • memory/1268-57-0x0000000005205000-0x0000000005216000-memory.dmp

      Filesize

      68KB

    • memory/1996-60-0x0000000000000000-mapping.dmp

    • memory/1996-63-0x0000000077BB0000-0x0000000077D59000-memory.dmp

      Filesize

      1.7MB