Analysis

  • max time kernel
    118s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    09/01/2024, 12:12

General

  • Target

    4e46907c77892e6f67ffd7114b77d9c1.exe

  • Size

    514KB

  • MD5

    4e46907c77892e6f67ffd7114b77d9c1

  • SHA1

    ae834913c472a449c8702bd34fda126ee70c8fa7

  • SHA256

    10f74daf141426108abc662bb1df220be02547223fbb077e4a2e6f4375caa2bd

  • SHA512

    86b4d075520eed242f88f0ec90d6091ad413365c0fea8875d0110015ce0f6fe49dd1c0f129c0e85305f47d2e5cde11e17968430034f1192fe82043ec17e223f9

  • SSDEEP

    12288:ffv/cSGxdtQnvIIR40X7+u0Zpk2JjAUd19nVRkg:fn/cSa3QAIRRL30x0Ur9nog

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\4e46907c77892e6f67ffd7114b77d9c1.exe
    "C:\Users\Admin\AppData\Local\Temp\4e46907c77892e6f67ffd7114b77d9c1.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:2036
    • C:\Users\Admin\AppData\Local\Temp\n5133\s5133.exe
      "C:\Users\Admin\AppData\Local\Temp\n5133\s5133.exe" dd203a6ac453167f0ed46a6bWiz11j0DD4yhgMYuX9QZZc8CEA14O12b3hMoFD+brYCYrz8vfg5noaHEQJARzotZAVYSS2OORW9RqJa2tith8XvYeCn14e2C4/hoIxhG4dKRq+qWmUZ6Y/zdWLq5HINfbxjkyP7Hil0Tvb1E5kH+8pR/ /v "C:\Users\Admin\AppData\Local\Temp\4e46907c77892e6f67ffd7114b77d9c1.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2376

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab4EED.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar4F1F.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • C:\Users\Admin\AppData\Local\Temp\n5133\s5133.exe

    Filesize

    231KB

    MD5

    b66df6b28fd3bfb63beea9dbb5382f1b

    SHA1

    c4fe023f020e73574421e684181f998a0645ce5e

    SHA256

    0db644f7311d596a0cabe95985b716f63edde6b296e9ff8fd30633497c1b9a53

    SHA512

    ab4dbe774d9c7e396504584988bcff858779e29b1fc5b717cb7c98633b78dcc104d1853462f846e1a0aa535ce545acaff946ebcad6f82fed8bbd49944ff7c791

  • \Users\Admin\AppData\Local\Temp\n5133\s5133.exe

    Filesize

    132KB

    MD5

    209c79065d6908b9384d4eab0d02e578

    SHA1

    2755f0b1311ffe330b81b97c4b2428e9c5e620b9

    SHA256

    0fb0b669ddd105570ebc31076c19fcae8eb5b7988534d10c44bf2bd03eecf5b0

    SHA512

    c0943b843bc3b6e4e8a03fc0aedce4c7f6efaaf1c049e86e11f6c8efb2087cf9617a94f1ccd793fbbc0618d46ee5028a0852d81d1e064ac64557d476b8d6f387

  • memory/2376-74-0x0000000000A40000-0x0000000000AC0000-memory.dmp

    Filesize

    512KB

  • memory/2376-23-0x0000000000A40000-0x0000000000AC0000-memory.dmp

    Filesize

    512KB

  • memory/2376-72-0x0000000000440000-0x0000000000452000-memory.dmp

    Filesize

    72KB

  • memory/2376-73-0x0000000000A40000-0x0000000000AC0000-memory.dmp

    Filesize

    512KB

  • memory/2376-22-0x000007FEF5D30000-0x000007FEF66CD000-memory.dmp

    Filesize

    9.6MB

  • memory/2376-75-0x0000000000A40000-0x0000000000AC0000-memory.dmp

    Filesize

    512KB

  • memory/2376-76-0x000007FEF5D30000-0x000007FEF66CD000-memory.dmp

    Filesize

    9.6MB

  • memory/2376-77-0x0000000000A40000-0x0000000000AC0000-memory.dmp

    Filesize

    512KB

  • memory/2376-78-0x0000000000A40000-0x0000000000AC0000-memory.dmp

    Filesize

    512KB

  • memory/2376-79-0x000007FEF5D30000-0x000007FEF66CD000-memory.dmp

    Filesize

    9.6MB

  • memory/2376-80-0x0000000000A40000-0x0000000000AC0000-memory.dmp

    Filesize

    512KB

  • memory/2376-81-0x000007FEF5D30000-0x000007FEF66CD000-memory.dmp

    Filesize

    9.6MB