Analysis

  • max time kernel
    153s
  • max time network
    130s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    13-10-2023 21:37

General

  • Target

    43e2ea4b77213066994908fabe94f958af86bcc4ab597e41b6f7c480cdb08de8_JC.doc

  • Size

    89KB

  • MD5

    32f656cc5303f65d433e18e906707f08

  • SHA1

    b0a8f6f889a717c4f5e182d9dd097246f2b12b14

  • SHA256

    43e2ea4b77213066994908fabe94f958af86bcc4ab597e41b6f7c480cdb08de8

  • SHA512

    abc75f9c385de630575d8d089abf9fcbc28b32fb714de84015cc79435ddf16f796554cd27719e04448a2f7e6de864c845fde25ed505032a93b74f854fc20bcaf

  • SSDEEP

    1536:6rVhQTyHxrtRp4kUppNppNpRBhBWpuRLpAp8p4pvppRLpB5Sp2ti82kMDc3:6rVhxt08

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 1 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\43e2ea4b77213066994908fabe94f958af86bcc4ab597e41b6f7c480cdb08de8_JC.doc"
    1⤵
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2184
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2864

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

      Filesize

      20KB

      MD5

      6b555d5585c87a180143d382bea90e0f

      SHA1

      a951b0c15ebece2ae2f65ecdf87d83451fc4d15f

      SHA256

      ed6ec6e9201f708431c06ac0430d35ac142f95a9de9389d7748373bf1fd809fc

      SHA512

      5439a77e1c1f5c7540072b56c93e69461810873931b990d6567d12043f1d7616a699008b606ea4fb6baf60c0bdbb61728c3ab50bef8b8e51b0cd439616435499

    • C:\Users\Admin\AppData\Roaming\Microsoft\UProof\ExcludeDictionaryEN0409.lex

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • memory/2184-0-0x000000002FF01000-0x000000002FF02000-memory.dmp

      Filesize

      4KB

    • memory/2184-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2184-2-0x000000007111D000-0x0000000071128000-memory.dmp

      Filesize

      44KB

    • memory/2184-4-0x000000007111D000-0x0000000071128000-memory.dmp

      Filesize

      44KB

    • memory/2184-35-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2184-36-0x000000007111D000-0x0000000071128000-memory.dmp

      Filesize

      44KB