Analysis

  • max time kernel
    1071s
  • max time network
    844s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    11/10/2023, 09:59

General

  • Target

    attachment-2.eml

  • Size

    111KB

  • MD5

    cf43717e1bfb213c4147deb2429e83c5

  • SHA1

    5e6d40aa1e1f71e67eac03c365f279db9a8a9c0d

  • SHA256

    d8dc1d6927407ebae9476f4ea3c12e15f15c734d5f067ac67ed80cc0505d5695

  • SHA512

    6c0b4802f94984692bb34b5872b40439f7bdaf8249334f7c6e355506f157768cf626ec3d70fb0f676958cf1c4a73b06dc37a75e50c2d4e38f92be59e05953f76

  • SSDEEP

    1536:gDgSaOkHS5ZRlp7RvoZBu5OQf8S8DkDY1FwLrozjgLumiQCdTLwqFPkv3A1fJ8ab:ZSqy/RlpVv8soQfQsIwLUuucnvm5P1

Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 14 IoCs
  • Drops file in Windows directory 3 IoCs
  • Modifies Internet Explorer settings 1 TTPs 34 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 30 IoCs

Processes

  • C:\PROGRA~2\MICROS~1\Office14\OUTLOOK.EXE
    C:\PROGRA~2\MICROS~1\Office14\OUTLOOK.EXE /eml "C:\Users\Admin\AppData\Local\Temp\attachment-2.eml"
    1⤵
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:2416

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\FORMS\FRMCACHE.DAT

    Filesize

    235KB

    MD5

    97960a1d850d23c85a189af635ec85e9

    SHA1

    d5aa3c13c2cc289046e6b3abb4b72bb5be21c3e2

    SHA256

    cc254d0085d60ca918af25baed540b131b0b0510e1002b33ebdcaca82ad7c49e

    SHA512

    6ac41d6c9b89aba70a820e9c3ae59cedaf921534514c51b9230bc164b79ff9b4cb05e7f862274dbaca92b39f821b29da839e1c3dd541427c7fe1b7fdc71a24c7

  • C:\Users\Admin\AppData\Local\Microsoft\FORMS\FRMCACHE.DAT

    Filesize

    240KB

    MD5

    79b49415798e7a6343534f97e938b6ec

    SHA1

    ea2a367f4e21be56ca15bc0debe7d3b42bc32384

    SHA256

    80107d760b59c047f4631b18b9e5e8697b659daa9d922a0a03473e266d617ce2

    SHA512

    451c6f8d888bc8dddbfe0a0acc706cc52d6833edf5a35c77e2d98b090cc272fe634db192639a8fb9015c0d453c880c4aa553708ebef3742df7f9a1b5976d7fc7

  • C:\Users\Admin\AppData\Local\Microsoft\FORMS\FRMCACHE.DAT

    Filesize

    240KB

    MD5

    01f2e8a5b22b5125a85ef1a800c1e376

    SHA1

    f8998ab86c33c3da8074011639c05c22fb9f958b

    SHA256

    0ff1e0c29e6fc78cadb47f49d660c1ae3fb29175f85deab58d2f2fd50c6bf299

    SHA512

    f649783ebcc353685f17e24224ba096e7583861b2638c7a348d1ced4f456d530cc0a08c0e952581b8f2738000af45fae5ac3dd2962604625c381cf8e32dc4d0b

  • C:\Users\Admin\AppData\Local\Microsoft\FORMS\FRMCACHE.DAT

    Filesize

    240KB

    MD5

    a741621dc1e68aee46b0f51ff4b1f971

    SHA1

    0896e1480c00c4d74874dfd87d0d4aac27617f0e

    SHA256

    3c135e10d1298caa8754d4ed7731fe079fbde1ee2fd340e5c2de7645b5a3b436

    SHA512

    0de6899ddddb8241eb982af8ddafa89ce4d9c163b1aaaa526351eeb38c28719f9f8c3a80a3f22712855d6e60c9949bdf2695834d33329c7a10d2da53312e3fc8

  • C:\Users\Admin\AppData\Local\Microsoft\FORMS\FRMCACHE.DAT

    Filesize

    240KB

    MD5

    a741621dc1e68aee46b0f51ff4b1f971

    SHA1

    0896e1480c00c4d74874dfd87d0d4aac27617f0e

    SHA256

    3c135e10d1298caa8754d4ed7731fe079fbde1ee2fd340e5c2de7645b5a3b436

    SHA512

    0de6899ddddb8241eb982af8ddafa89ce4d9c163b1aaaa526351eeb38c28719f9f8c3a80a3f22712855d6e60c9949bdf2695834d33329c7a10d2da53312e3fc8

  • C:\Users\Admin\AppData\Local\Microsoft\Outlook\mapisvc.inf

    Filesize

    1KB

    MD5

    48dd6cae43ce26b992c35799fcd76898

    SHA1

    8e600544df0250da7d634599ce6ee50da11c0355

    SHA256

    7bfe1f3691e2b4fb4d61fbf5e9f7782fbe49da1342dbd32201c2cc8e540dbd1a

    SHA512

    c1b9322c900f5be0ad166ddcfec9146918fb2589a17607d61490fd816602123f3af310a3e6d98a37d16000d4acbbcd599236f03c3c7f9376aeba7a489b329f31

  • C:\Users\Admin\AppData\Local\Temp\{9DE73EC8-2E0C-4617-961A-1EB58D87D987}.html

    Filesize

    6KB

    MD5

    adf3db405fe75820ba7ddc92dc3c54fb

    SHA1

    af664360e136fd5af829fd7f297eb493a2928d60

    SHA256

    4c73525d8b563d65a16dee49c4fd6af4a52852d3e8f579c0fb2f9bb1da83e476

    SHA512

    69de07622b0422d86f7960579b15b3f2e4d4b4e92c6e5fcc7e7e0b8c64075c3609aa6e5152beec13f9950ed68330939f6827df26525fc6520628226f598b7a72

  • C:\Users\Admin\AppData\Roaming\Microsoft\UProof\CUSTOM.DIC

    Filesize

    2B

    MD5

    f3b25701fe362ec84616a93a45ce9998

    SHA1

    d62636d8caec13f04e28442a0a6fa1afeb024bbb

    SHA256

    b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

    SHA512

    98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

  • memory/2416-1-0x000000007372D000-0x0000000073738000-memory.dmp

    Filesize

    44KB

  • memory/2416-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2416-81-0x000000007372D000-0x0000000073738000-memory.dmp

    Filesize

    44KB

  • memory/2416-167-0x00000000088D0000-0x00000000088D2000-memory.dmp

    Filesize

    8KB

  • memory/2416-197-0x000000000FCF0000-0x000000000FF68000-memory.dmp

    Filesize

    2.5MB