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Analysis

  • max time kernel
    89s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/10/2022, 02:40

General

  • Target

    700e686f6cf753cacf28522b6341f8fa1099bd526e3917f3e2ee1a77507a3624.exe

  • Size

    859KB

  • MD5

    9ba1c2bc9992781f72578213023dfb59

  • SHA1

    a9403e85b11238796e7f557fb81ea86501a02817

  • SHA256

    700e686f6cf753cacf28522b6341f8fa1099bd526e3917f3e2ee1a77507a3624

  • SHA512

    4feef9531122900a71af361561cd60f4abd2a4a67c47eb3ed73436d11bc701d37bd0be1591e1a76fa834730658c787a0051b17815d3ca0788a7f0d805560d5b3

  • SSDEEP

    24576:lKKKKKKKKKKKKKN7ChBWMQ+uSr04XppcQ9:hjLuSr04TB

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops autorun.inf file 1 TTPs 3 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\700e686f6cf753cacf28522b6341f8fa1099bd526e3917f3e2ee1a77507a3624.exe
    "C:\Users\Admin\AppData\Local\Temp\700e686f6cf753cacf28522b6341f8fa1099bd526e3917f3e2ee1a77507a3624.exe"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Drops file in Program Files directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3504
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C vssadmin delete shadows /all /quiet && wmic shadowcopy delete
      2⤵
        PID:3976
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C echo ^[autorun^] >autorun.inf
        2⤵
        • Drops autorun.inf file
        PID:4820
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C echo ^open^=KasperskyScan^.exe >>autorun.inf
        2⤵
        • Drops autorun.inf file
        PID:4884
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C echo ^execute=^KasperskyScan^.exe >>autorun.inf
        2⤵
        • Drops autorun.inf file
        PID:444

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\autorun.inf

      Filesize

      37B

      MD5

      3883f693b2911e7b9cabaf1d89601ebd

      SHA1

      a733bc5b66e5b7beb1ab54ce430ff16cdb935fcb

      SHA256

      747ea7ec54ee0bc9b637867de0c451df65c840f757988f5a3b6e3fe6c73ab1b6

      SHA512

      41fb0555004f392f2c67fd7675d2aea2a7a28a4f51d92237fdaff2d60624c559a5401335887b66f49a721dff669f8f9bd150fde0afe0845eb366309ca1088a98

    • C:\Users\Admin\AppData\Local\Temp\autorun.inf

      Filesize

      65B

      MD5

      fbefa88e6b51c05dd63d97dfdbeb3589

      SHA1

      67e09918d878c6615befab5dc9194439027f268d

      SHA256

      3861acedffd29452d2fdb96728f7347652bde9353915d3873a7414843f49b8b1

      SHA512

      58f8c1a64f2eb21be7b96db335d1ade0ce0878566a8386b3689b650132ca28e14761b20fdfe50f2af9915dff2bdd3a5b07f6f3ed082e4e6998ec5f0cd052f12f

    • C:\Users\Admin\AppData\Local\Temp\autorun.inf

      Filesize

      65B

      MD5

      fbefa88e6b51c05dd63d97dfdbeb3589

      SHA1

      67e09918d878c6615befab5dc9194439027f268d

      SHA256

      3861acedffd29452d2fdb96728f7347652bde9353915d3873a7414843f49b8b1

      SHA512

      58f8c1a64f2eb21be7b96db335d1ade0ce0878566a8386b3689b650132ca28e14761b20fdfe50f2af9915dff2bdd3a5b07f6f3ed082e4e6998ec5f0cd052f12f

    • memory/3504-132-0x0000000000920000-0x0000000000928000-memory.dmp

      Filesize

      32KB

    • memory/3504-133-0x0000000005A30000-0x0000000005FD4000-memory.dmp

      Filesize

      5.6MB

    • memory/3504-134-0x0000000005350000-0x00000000053E2000-memory.dmp

      Filesize

      584KB

    • memory/3504-135-0x00000000052E0000-0x00000000052EA000-memory.dmp

      Filesize

      40KB