Analysis

  • max time kernel
    121s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    04/11/2023, 19:24

General

  • Target

    NEAS.0428cf42785533468ca331a6dd0a8dc0_JC.exe

  • Size

    497KB

  • MD5

    0428cf42785533468ca331a6dd0a8dc0

  • SHA1

    82791dd15dd53ae2a5482978966bff4608fe7416

  • SHA256

    1675d5cbb6291a7720e0b6f605332bb48f0aea1014d2c19231de4886adac21b4

  • SHA512

    021d0cd2372c9236aa4eb383c77123b49da2a01ac594a632b178bf0e88bb371698633c9884529b6d28d8dacba49b25881fe0258e2ba282414cfa7e438eaa5c60

  • SSDEEP

    12288:tYYZr6ypt7xGspjYu+Uhx63UXBQddduJDOxeP:tYcr6y/xxsg9BND0eP

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.0428cf42785533468ca331a6dd0a8dc0_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.0428cf42785533468ca331a6dd0a8dc0_JC.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Loads dropped DLL
    • Enumerates system info in registry
    • Suspicious use of WriteProcessMemory
    PID:3052
    • C:\Users\Admin\AppData\Local\Temp\n4839\NEAS.0428cf42785533468ca331a6dd0a8dc0_JC.exe
      "C:\Users\Admin\AppData\Local\Temp\n4839\NEAS.0428cf42785533468ca331a6dd0a8dc0_JC.exe" ins.exe /e 12491919 /u 52fe2c91-49dc-40b7-b209-1f140a000013 /v "C:\Users\Admin\AppData\Local\Temp\NEAS.0428cf42785533468ca331a6dd0a8dc0_JC.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1504

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\CabB0BB.tmp

          Filesize

          61KB

          MD5

          f3441b8572aae8801c04f3060b550443

          SHA1

          4ef0a35436125d6821831ef36c28ffaf196cda15

          SHA256

          6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

          SHA512

          5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

        • C:\Users\Admin\AppData\Local\Temp\TarB0DD.tmp

          Filesize

          163KB

          MD5

          9441737383d21192400eca82fda910ec

          SHA1

          725e0d606a4fc9ba44aa8ffde65bed15e65367e4

          SHA256

          bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5

          SHA512

          7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

        • C:\Users\Admin\AppData\Local\Temp\n4839\NEAS.0428cf42785533468ca331a6dd0a8dc0_JC.exe

          Filesize

          286KB

          MD5

          c268c937148a046322219b77c5a031b0

          SHA1

          e83ed15c7ef694a2281955a16ffeec0672c56107

          SHA256

          c913057e15ac6b27b204be58b52132d62901746075faa298bb0d08c84958d51e

          SHA512

          44cc28c7a707a37e49afdd23af42a620a8eb78f7b54913b41d8cd5eadd5ea37a6eb16e83d99dd75bbc736e70970a7c94b33d55950ed3dda45302477ea3868a19

        • C:\Users\Admin\AppData\Local\Temp\n4839\NEAS.0428cf42785533468ca331a6dd0a8dc0_JC.exe

          Filesize

          286KB

          MD5

          c268c937148a046322219b77c5a031b0

          SHA1

          e83ed15c7ef694a2281955a16ffeec0672c56107

          SHA256

          c913057e15ac6b27b204be58b52132d62901746075faa298bb0d08c84958d51e

          SHA512

          44cc28c7a707a37e49afdd23af42a620a8eb78f7b54913b41d8cd5eadd5ea37a6eb16e83d99dd75bbc736e70970a7c94b33d55950ed3dda45302477ea3868a19

        • C:\Users\Admin\AppData\Local\Temp\n4839\NEAS.0428cf42785533468ca331a6dd0a8dc0_JC.exe

          Filesize

          286KB

          MD5

          c268c937148a046322219b77c5a031b0

          SHA1

          e83ed15c7ef694a2281955a16ffeec0672c56107

          SHA256

          c913057e15ac6b27b204be58b52132d62901746075faa298bb0d08c84958d51e

          SHA512

          44cc28c7a707a37e49afdd23af42a620a8eb78f7b54913b41d8cd5eadd5ea37a6eb16e83d99dd75bbc736e70970a7c94b33d55950ed3dda45302477ea3868a19

        • \Users\Admin\AppData\Local\Temp\n4839\NEAS.0428cf42785533468ca331a6dd0a8dc0_JC.exe

          Filesize

          286KB

          MD5

          c268c937148a046322219b77c5a031b0

          SHA1

          e83ed15c7ef694a2281955a16ffeec0672c56107

          SHA256

          c913057e15ac6b27b204be58b52132d62901746075faa298bb0d08c84958d51e

          SHA512

          44cc28c7a707a37e49afdd23af42a620a8eb78f7b54913b41d8cd5eadd5ea37a6eb16e83d99dd75bbc736e70970a7c94b33d55950ed3dda45302477ea3868a19

        • \Users\Admin\AppData\Local\Temp\n4839\NEAS.0428cf42785533468ca331a6dd0a8dc0_JC.exe

          Filesize

          286KB

          MD5

          c268c937148a046322219b77c5a031b0

          SHA1

          e83ed15c7ef694a2281955a16ffeec0672c56107

          SHA256

          c913057e15ac6b27b204be58b52132d62901746075faa298bb0d08c84958d51e

          SHA512

          44cc28c7a707a37e49afdd23af42a620a8eb78f7b54913b41d8cd5eadd5ea37a6eb16e83d99dd75bbc736e70970a7c94b33d55950ed3dda45302477ea3868a19

        • \Users\Admin\AppData\Local\Temp\n4839\NEAS.0428cf42785533468ca331a6dd0a8dc0_JC.exe

          Filesize

          286KB

          MD5

          c268c937148a046322219b77c5a031b0

          SHA1

          e83ed15c7ef694a2281955a16ffeec0672c56107

          SHA256

          c913057e15ac6b27b204be58b52132d62901746075faa298bb0d08c84958d51e

          SHA512

          44cc28c7a707a37e49afdd23af42a620a8eb78f7b54913b41d8cd5eadd5ea37a6eb16e83d99dd75bbc736e70970a7c94b33d55950ed3dda45302477ea3868a19

        • \Users\Admin\AppData\Local\Temp\n4839\NEAS.0428cf42785533468ca331a6dd0a8dc0_JC.exe

          Filesize

          286KB

          MD5

          c268c937148a046322219b77c5a031b0

          SHA1

          e83ed15c7ef694a2281955a16ffeec0672c56107

          SHA256

          c913057e15ac6b27b204be58b52132d62901746075faa298bb0d08c84958d51e

          SHA512

          44cc28c7a707a37e49afdd23af42a620a8eb78f7b54913b41d8cd5eadd5ea37a6eb16e83d99dd75bbc736e70970a7c94b33d55950ed3dda45302477ea3868a19

        • memory/1504-72-0x00000000005B0000-0x0000000000630000-memory.dmp

          Filesize

          512KB

        • memory/1504-78-0x00000000005B0000-0x0000000000630000-memory.dmp

          Filesize

          512KB

        • memory/1504-71-0x0000000000580000-0x000000000058A000-memory.dmp

          Filesize

          40KB

        • memory/1504-21-0x000007FEF5480000-0x000007FEF5E1D000-memory.dmp

          Filesize

          9.6MB

        • memory/1504-73-0x00000000005B0000-0x0000000000630000-memory.dmp

          Filesize

          512KB

        • memory/1504-74-0x00000000005B0000-0x0000000000630000-memory.dmp

          Filesize

          512KB

        • memory/1504-75-0x00000000005B0000-0x0000000000630000-memory.dmp

          Filesize

          512KB

        • memory/1504-76-0x000007FEF5480000-0x000007FEF5E1D000-memory.dmp

          Filesize

          9.6MB

        • memory/1504-77-0x000007FEF5480000-0x000007FEF5E1D000-memory.dmp

          Filesize

          9.6MB

        • memory/1504-49-0x00000000005B0000-0x0000000000630000-memory.dmp

          Filesize

          512KB

        • memory/1504-79-0x00000000005B0000-0x0000000000630000-memory.dmp

          Filesize

          512KB

        • memory/1504-80-0x00000000005B0000-0x0000000000630000-memory.dmp

          Filesize

          512KB

        • memory/1504-81-0x00000000005B0000-0x0000000000630000-memory.dmp

          Filesize

          512KB

        • memory/1504-82-0x00000000005B0000-0x0000000000630000-memory.dmp

          Filesize

          512KB

        • memory/1504-83-0x00000000005B0000-0x0000000000630000-memory.dmp

          Filesize

          512KB

        • memory/1504-84-0x00000000005B0000-0x0000000000630000-memory.dmp

          Filesize

          512KB

        • memory/1504-85-0x000007FEF5480000-0x000007FEF5E1D000-memory.dmp

          Filesize

          9.6MB