Resubmissions

18/05/2024, 16:28

240518-tyx6ssce93 10

18/05/2024, 16:26

240518-txjxsacd96 10

18/05/2024, 16:25

240518-twx31scb7x 10

18/05/2024, 15:54

240518-tca45sbb3x 10

18/05/2024, 15:51

240518-tazpqabb82 10

Analysis

  • max time kernel
    63s
  • max time network
    65s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    18/05/2024, 15:51

General

  • Target

    VRThook Spoofer.exe

  • Size

    7.1MB

  • MD5

    dbe8d5a8ee46d6c8730745d7078d2bf7

  • SHA1

    6fb29e4c785bc721382096c1265311880a68d6df

  • SHA256

    9ddd4b094446a4932e71a3307c2a5210c8cb53be65d006840503c285d571e123

  • SHA512

    7209980c73bc1b2fbb499bab889dc0981baa719ec031bc98bbe093113b1fbf6aefe580f55978e5ab57ac13cf8538acaab0fe82a5318ac6074c1cb8bb5288e853

  • SSDEEP

    196608:A+6eX8TgXoZsXFo5C1o+eE59b5zBXVnTRW:A+PY2aI/v7bV

Malware Config

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • AgentTesla payload 1 IoCs
  • Downloads MZ/PE file
  • Drops file in Windows directory 1 IoCs
  • Program crash 1 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\VRThook Spoofer.exe
    "C:\Users\Admin\AppData\Local\Temp\VRThook Spoofer.exe"
    1⤵
    • Drops file in Windows directory
    • Enumerates system info in registry
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2156
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2156 -s 1784
      2⤵
      • Program crash
      PID:1676

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          Filesize

          68KB

          MD5

          29f65ba8e88c063813cc50a4ea544e93

          SHA1

          05a7040d5c127e68c25d81cc51271ffb8bef3568

          SHA256

          1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

          SHA512

          e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

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

          Filesize

          344B

          MD5

          b7a9ecae5e2ebb3d6ebb5518720e879c

          SHA1

          0366a9649ea17abd147d1a240bab0f88f2f3c87d

          SHA256

          09c6684ea0c1018affd697f5cd7b42bcec680d7fc725db42c99f99231b802ae6

          SHA512

          b2e3b7e22160dcfabc7e12ce2e1789a29f0da77dc75174bbb1281d153a0906581800aa80ca934138c19375b1c4b9e01afa7320c5531210d7f0d8b8a2a8a1661e

        • C:\Users\Admin\AppData\Local\Temp\Cab2638.tmp

          Filesize

          65KB

          MD5

          ac05d27423a85adc1622c714f2cb6184

          SHA1

          b0fe2b1abddb97837ea0195be70ab2ff14d43198

          SHA256

          c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

          SHA512

          6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

        • C:\Users\Admin\AppData\Local\Temp\Tar2739.tmp

          Filesize

          177KB

          MD5

          435a9ac180383f9fa094131b173a2f7b

          SHA1

          76944ea657a9db94f9a4bef38f88c46ed4166983

          SHA256

          67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

          SHA512

          1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

        • memory/2156-4-0x0000000000B40000-0x0000000000BA6000-memory.dmp

          Filesize

          408KB

        • memory/2156-5-0x0000000005770000-0x0000000005984000-memory.dmp

          Filesize

          2.1MB

        • memory/2156-6-0x0000000074C90000-0x000000007537E000-memory.dmp

          Filesize

          6.9MB

        • memory/2156-0-0x0000000074C9E000-0x0000000074C9F000-memory.dmp

          Filesize

          4KB

        • memory/2156-2-0x0000000005410000-0x000000000552A000-memory.dmp

          Filesize

          1.1MB

        • memory/2156-3-0x0000000074C90000-0x000000007537E000-memory.dmp

          Filesize

          6.9MB

        • memory/2156-1-0x00000000013E0000-0x0000000001AFE000-memory.dmp

          Filesize

          7.1MB

        • memory/2156-74-0x0000000074C9E000-0x0000000074C9F000-memory.dmp

          Filesize

          4KB

        • memory/2156-75-0x0000000074C90000-0x000000007537E000-memory.dmp

          Filesize

          6.9MB

        • memory/2156-76-0x0000000074C90000-0x000000007537E000-memory.dmp

          Filesize

          6.9MB

        • memory/2156-78-0x0000000004FE0000-0x000000000505C000-memory.dmp

          Filesize

          496KB

        • memory/2156-79-0x0000000074C90000-0x000000007537E000-memory.dmp

          Filesize

          6.9MB

        • memory/2156-80-0x0000000074C90000-0x000000007537E000-memory.dmp

          Filesize

          6.9MB