Analysis

  • max time kernel
    118s
  • max time network
    130s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    26/12/2023, 12:39

General

  • Target

    6f2dbd4d6220fa771b07b926e7ca74ec.exe

  • Size

    512KB

  • MD5

    6f2dbd4d6220fa771b07b926e7ca74ec

  • SHA1

    662d1cc3eabb824ca1dd8fd017232d8c93e09d1f

  • SHA256

    221824109e9ff35ec49f1c8d46beda9af70ca3bb15a64848de6bc2e961f3fb4c

  • SHA512

    3ee553b779814557e187d896de7bd1158c2fd1c9f10ef0d1b7bfaf27642a016b3ae4d9fc607d6dd252ccdc7f15d27836bc2fdcd7563378c4c62c43a39a0728b3

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E41:0+h9OY70z+warul3E41

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 4 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\6f2dbd4d6220fa771b07b926e7ca74ec.exe
    "C:\Users\Admin\AppData\Local\Temp\6f2dbd4d6220fa771b07b926e7ca74ec.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Loads dropped DLL
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2492
    • C:\Users\Admin\AppData\Local\Temp\n1162\s1162.exe
      "C:\Users\Admin\AppData\Local\Temp\n1162\s1162.exe" 6b84ad9705a47a569568718cnUz8Xi4i4NfLLRU9kTidlqxv3IeIlA74AlaLeMNcLF8FVNL51gybesyCGhosmFpIheViDX8ok6t6HstlccZxyXBIiaDGZd3a53HnC7r36lyep2srOaVdzR9ejVUqcfyqTSxxw+jw+jdGX3AzaQa5tZE4 /v "C:\Users\Admin\AppData\Local\Temp\6f2dbd4d6220fa771b07b926e7ca74ec.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2712

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab9C03.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar9C35.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • \Users\Admin\AppData\Local\Temp\n1162\s1162.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/2712-73-0x00000000021C0000-0x0000000002240000-memory.dmp

    Filesize

    512KB

  • memory/2712-23-0x00000000021C0000-0x0000000002240000-memory.dmp

    Filesize

    512KB

  • memory/2712-72-0x00000000003B0000-0x00000000003C2000-memory.dmp

    Filesize

    72KB

  • memory/2712-22-0x000007FEF51B0000-0x000007FEF5B4D000-memory.dmp

    Filesize

    9.6MB

  • memory/2712-74-0x00000000021C0000-0x0000000002240000-memory.dmp

    Filesize

    512KB

  • memory/2712-75-0x00000000021C0000-0x0000000002240000-memory.dmp

    Filesize

    512KB

  • memory/2712-76-0x000007FEF51B0000-0x000007FEF5B4D000-memory.dmp

    Filesize

    9.6MB

  • memory/2712-77-0x00000000021C0000-0x0000000002240000-memory.dmp

    Filesize

    512KB

  • memory/2712-78-0x00000000021C0000-0x0000000002240000-memory.dmp

    Filesize

    512KB

  • memory/2712-79-0x00000000021C0000-0x0000000002240000-memory.dmp

    Filesize

    512KB

  • memory/2712-80-0x000007FEF51B0000-0x000007FEF5B4D000-memory.dmp

    Filesize

    9.6MB

  • memory/2712-81-0x000007FEF51B0000-0x000007FEF5B4D000-memory.dmp

    Filesize

    9.6MB