Analysis

  • max time kernel
    45s
  • max time network
    14s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    15-03-2021 09:50

General

  • Target

    Downloads1/484b0d880db7b05aa0b459e22c8c6f4dd1dd74f0731c46a24a1447b1f1a7ad92.exe

  • Size

    376KB

  • MD5

    b74cfd9313cd899c8a5f487fe2db5c1a

  • SHA1

    721a19a510c00f8407c94771619971c427c4358d

  • SHA256

    484b0d880db7b05aa0b459e22c8c6f4dd1dd74f0731c46a24a1447b1f1a7ad92

  • SHA512

    289effb488f885f7ead36460b3c61b5fd587cad3c891f43d3328b21a1f3ab74213887a3793a6c3195da81cd641ba456dc583697dede12d17d943ff5cf0ed5356

Score
10/10

Malware Config

Signatures

  • Gozi, Gozi IFSB

    Gozi ISFB is a well-known and widely distributed banking trojan.

  • Loads dropped DLL 1 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: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Downloads1\484b0d880db7b05aa0b459e22c8c6f4dd1dd74f0731c46a24a1447b1f1a7ad92.exe
    "C:\Users\Admin\AppData\Local\Temp\Downloads1\484b0d880db7b05aa0b459e22c8c6f4dd1dd74f0731c46a24a1447b1f1a7ad92.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1908
    • C:\Users\Admin\AppData\Local\Temp\Downloads1\484b0d880db7b05aa0b459e22c8c6f4dd1dd74f0731c46a24a1447b1f1a7ad92.exe
      "C:\Users\Admin\AppData\Local\Temp\Downloads1\484b0d880db7b05aa0b459e22c8c6f4dd1dd74f0731c46a24a1447b1f1a7ad92.exe"
      2⤵
        PID:1756

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • \Users\Admin\AppData\Local\Temp\nscE15.tmp\docks.dll
      MD5

      a4dd044bcd94e9b3370ccf095b31f896

      SHA1

      17c78201323ab2095bc53184aa8267c9187d5173

      SHA256

      2e226715419a5882e2e14278940ee8ef0aa648a3ef7af5b3dc252674111962bc

      SHA512

      87335a43b9ca13e1300c7c23e702e87c669e2bcf4f6065f0c684fc53165e9c1f091cc4d79a3eca3910f0518d3b647120ac0be1a68eaade2e75eaa64adfc92c5a

    • memory/1756-5-0x00000000004010E7-mapping.dmp
    • memory/1756-7-0x0000000000400000-0x0000000000449000-memory.dmp
      Filesize

      292KB

    • memory/1908-2-0x0000000076271000-0x0000000076273000-memory.dmp
      Filesize

      8KB

    • memory/1908-4-0x00000000024A0000-0x00000000024EB000-memory.dmp
      Filesize

      300KB