Resubmissions

12/05/2024, 05:00

240512-fm7dfahg8s

12/05/2024, 04:36

240512-e8aqxsca796

12/05/2024, 04:26

240512-e2tkfsbf569

12/05/2024, 04:22

240512-ezqqsabe5610

12/05/2024, 04:18

240512-ewyxzsbd268

Analysis

  • max time kernel
    1561s
  • max time network
    1563s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    12/05/2024, 04:26

General

  • Target
    Synapse.exe
  • Size 17.5MB
  • Sample240512-e2tkfsbf56
  • SHA256 fb025a0aa34315c3287c087cc598598732f8e96cbcba4cd5ea2d728a270e5467
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10
upx

Malware Config

Signatures

  • Loads dropped DLL 7 IoCs
  • UPX packed file 2 IoCs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Synapse.exe
    "C:\Users\Admin\AppData\Local\Temp\Synapse.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1736
    • C:\Users\Admin\AppData\Local\Temp\Synapse.exe
      "C:\Users\Admin\AppData\Local\Temp\Synapse.exe"
      2⤵
      • Loads dropped DLL
      PID:1748

Network

        MITRE ATT&CK Matrix

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        api-ms-win-core-file-l1-2-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI17362\api-ms-win-core-file-l1-2-0.dll
        • Size 21KB
        • SHA256 ef13dce8f71173315dfc64ab839b033ab19a968ee15230e9d4d2c9d558efeee2
        • MD5 SHA1 SHA512 SSDEEP

        api-ms-win-core-file-l2-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI17362\api-ms-win-core-file-l2-1-0.dll
        • Size 18KB
        • SHA256 1ea267a2e6284f17dd548c6f2285e19f7edb15d6e737a55391140ce5cb95225e
        • MD5 SHA1 SHA512 SSDEEP

        api-ms-win-core-localization-l1-2-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI17362\api-ms-win-core-localization-l1-2-0.dll
        • Size 21KB
        • SHA256 4e975f618df01a492ae433dff0dd713774d47568e44c377ceef9e5b34aad1210
        • MD5 SHA1 SHA512 SSDEEP

        api-ms-win-core-processthreads-l1-1-1.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI17362\api-ms-win-core-processthreads-l1-1-1.dll
        • Size 21KB
        • SHA256 57cc66bf0909c430364d35d92b64eb8b6a15dc201765403725fe323f39e8ac54
        • MD5 SHA1 SHA512 SSDEEP

        api-ms-win-core-timezone-l1-1-0.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI17362\api-ms-win-core-timezone-l1-1-0.dll
        • Size 21KB
        • SHA256 f60e1751a6ac41f08e46480bf8e6521b41e2e427803996b32bdc5e78e9560781
        • MD5 SHA1 SHA512 SSDEEP

        python312.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI17362\python312.dll
        • Size 1.7MB
        • SHA256 cc947a9fcd6d569d60960758a6226e27dfe9ed8ca2cec3105ae99a711b1be3a9
        • MD5 SHA1 SHA512 SSDEEP

        ucrtbase.dll

        • Path C:\Users\Admin\AppData\Local\Temp\_MEI17362\ucrtbase.dll
        • Size 992KB
        • SHA256 8a91052ef261b5fbf3223ae9ce789af73dfe1e9b0ba5bdbc4d564870a24f2bae
        • MD5 SHA1 SHA512 SSDEEP

        memory/1748-144-0x000007FEF5C70000-0x000007FEF6335000-memory.dmp