Analysis

  • max time kernel
    118s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    25-12-2023 08:03

General

  • Target

    10c182e0e705aa72cdb4491752f8f2e0.exe

  • Size

    547KB

  • MD5

    10c182e0e705aa72cdb4491752f8f2e0

  • SHA1

    2412206ea3c6084a6764ee42b756f6f6a8c745d1

  • SHA256

    e6f19ef7ad9485dbb3bcc7f5cdca8b6dd388837c72f1c0f64730fe6e85b5537b

  • SHA512

    6b8c80c674a970dabd6b86d5a9cccf6f4c8bfe4ce28b64a3008b12ebfc16fb8b28cef9c24b352396098b751e0e7913723aa176454f9b33a69f67ffb87f731918

  • SSDEEP

    12288:gVnvmlaX9OOr3SCQ0F+bJ8SDmH/P3veRt9ahLXhj5RAT8:gVngK3HQzJtDmXfeRtQhLxj5R/

Score
10/10

Malware Config

Signatures

  • FlawedAmmyy RAT

    Remote-access trojan based on leaked code for the Ammyy remote admin software.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\10c182e0e705aa72cdb4491752f8f2e0.exe
    "C:\Users\Admin\AppData\Local\Temp\10c182e0e705aa72cdb4491752f8f2e0.exe"
    1⤵
    • Checks computer location settings
    • Modifies system certificate store
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:2240

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357

    Filesize

    1KB

    MD5

    a266bb7dcc38a562631361bbf61dd11b

    SHA1

    3b1efd3a66ea28b16697394703a72ca340a05bd5

    SHA256

    df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e

    SHA512

    0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    6cb9194038562ba11376b841d6e32557

    SHA1

    416381c111fc892591760fdc9edecad46bd5726e

    SHA256

    16604b266ea175ea72882e77b79481a66ae13199d69f89871c38ec3da1348959

    SHA512

    03df210ac0c69c2d164e2e70848493cf4ed20314c700e6a61616608340d7ce47201d7dc5a72053b297cf0a9bad33b16333ea014bc32427d9d0e58ed8312d63f9

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357

    Filesize

    242B

    MD5

    66254ed0e8ae8295f48f98dcb89e0bca

    SHA1

    b35da1c549e3e16a6cf760cfcdfe67ac4504ac6f

    SHA256

    52774094f5e4d95ffd58857cb5aa8bc928b679970bc13e889bf776c132ad4ec7

    SHA512

    628138cc5cae7f0c34e6f9e66d152f816296a53d8ee4e7321172a5041c2ff861bf4efa2548205b851f721d0b6e309955f5961b5cf1d8bb8837fc77e38fe7f676

  • C:\Users\Admin\AppData\Local\Temp\Tar29A5.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06