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13-11-2024 23:34

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13-11-2024 22:28

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11-11-2024 05:34

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11-11-2024 03:05

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08-11-2024 08:59

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Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-11-2024 03:00

General

  • Target

    5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe

  • Size

    669KB

  • MD5

    ead18f3a909685922d7213714ea9a183

  • SHA1

    1270bd7fd62acc00447b30f066bb23f4745869bf

  • SHA256

    5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18

  • SHA512

    6e532d9c3d186e4dac38823ae9152056346e283613f0caf088b21a1b3e5f4f6cf3bad8c407168b1072895a386e3be0b8c11ad1cb326d3d3ff0eb8562052def91

  • SSDEEP

    6144:bLUHLyHlwFjxDi2nEZkQ4NXxp0XMgkBWPqdN/jGdfYY7SRA7j4YlvfYAAjJ:4uFi02nEZh4jp0XLuxGdgTm73vL

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Modifies file permissions 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 6 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
    "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4592
    • C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Users\Admin\AppData\Local\eb9b28e0-2192-41ab-a005-3b7761e9bf1c" /deny *S-1-1-0:(OI)(CI)(DE,DC)
      2⤵
      • Modifies file permissions
      • System Location Discovery: System Language Discovery
      PID:3104
    • C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
      "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --Admin IsNotAutoStart IsNotTask
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:800
      • C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
        "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --ForNetRes "FsnDCf1u1wJvLcqbFxxtOchBf2V2lgtk24oM5mt2" 0h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1 IsNotAutoStart IsNotTask
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1384
        • C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
          "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --Service 1384 "FsnDCf1u1wJvLcqbFxxtOchBf2V2lgtk24oM5mt2" 0h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:3076
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3076 -s 1096
            5⤵
            • Program crash
            PID:3480
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1384 -s 1684
          4⤵
          • Program crash
          PID:3376
      • C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
        "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --Service 800 "FsnDCf1u1wJvLcqbFxxtOchBf2V2lgtk24oM5mt2" 0h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:3600
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4592 -s 2044
      2⤵
      • Program crash
      PID:1040
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4592 -ip 4592
    1⤵
      PID:2992
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3076 -ip 3076
      1⤵
        PID:4780
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 1384 -ip 1384
        1⤵
          PID:4448

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8B2B9A00839EED1DFDCCC3BFC2F5DF12

          Filesize

          1KB

          MD5

          67e486b2f148a3fca863728242b6273e

          SHA1

          452a84c183d7ea5b7c015b597e94af8eef66d44a

          SHA256

          facaf1c3a4bf232abce19a2d534e495b0d3adc7dbe3797d336249aa6f70adcfb

          SHA512

          d3a37da3bb10a9736dc03e8b2b49baceef5d73c026e2077b8ebc1b786f2c9b2f807e0aa13a5866cf3b3cafd2bc506242ef139c423eaffb050bbb87773e53881e

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B46811C17859FFB409CF0E904A4AA8F8

          Filesize

          436B

          MD5

          971c514f84bba0785f80aa1c23edfd79

          SHA1

          732acea710a87530c6b08ecdf32a110d254a54c8

          SHA256

          f157ed17fcaf8837fa82f8b69973848c9b10a02636848f995698212a08f31895

          SHA512

          43dc1425d80e170c645a3e3bb56da8c3acd31bd637329e9e37094ac346ac85434df4edcdbefc05ae00aea33a80a88e2af695997a495611217fe6706075a63c58

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8B2B9A00839EED1DFDCCC3BFC2F5DF12

          Filesize

          174B

          MD5

          819bd1ec55c85cb417b3c0aeaa58ab8d

          SHA1

          1a9311ec18d749a3650e1ff4a8ca66c9a3699602

          SHA256

          686dfd986274134da181a7f166eb39ebc1e99926f168096ad97ef4fc30671fcd

          SHA512

          4d795759641d01342ef0a2af3643f4229808b1b7f5185677bea79f9cbf616f88b253d9b54285a34abe09ac0bcdadee820329700239698806a835896580d29c0d

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B46811C17859FFB409CF0E904A4AA8F8

          Filesize

          170B

          MD5

          843b3a6345a210e239b68d0e9e568093

          SHA1

          464cca0969ebc2a60eabb59a79f88fa0335db802

          SHA256

          667a17e3e9c29944107134fb51b8451872cb364f81a87573bea5d9aab72f27cf

          SHA512

          cc9e12717cd2dcd5629649235cdc0afa3148bf8398b1b188e94330f1b8381fdf1d09909ae234503bfd164c9af3133ebb5281b7858d38043639f5aaa72bf29330

        • C:\Users\Admin\AppData\Local\eb9b28e0-2192-41ab-a005-3b7761e9bf1c\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe

          Filesize

          669KB

          MD5

          ead18f3a909685922d7213714ea9a183

          SHA1

          1270bd7fd62acc00447b30f066bb23f4745869bf

          SHA256

          5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18

          SHA512

          6e532d9c3d186e4dac38823ae9152056346e283613f0caf088b21a1b3e5f4f6cf3bad8c407168b1072895a386e3be0b8c11ad1cb326d3d3ff0eb8562052def91

        • memory/800-40-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/800-29-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/800-14-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/800-28-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/800-27-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/800-19-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/800-20-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/1384-39-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/1384-31-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/1384-32-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/1384-47-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/3076-44-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/3076-46-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/3600-41-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/4592-16-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/4592-17-0x0000000000400000-0x0000000000476000-memory.dmp

          Filesize

          472KB

        • memory/4592-3-0x0000000000400000-0x0000000000476000-memory.dmp

          Filesize

          472KB

        • memory/4592-0-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/4592-2-0x00000000004D0000-0x00000000005D0000-memory.dmp

          Filesize

          1024KB