Analysis

  • max time kernel
    145s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250502-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250502-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/05/2025, 05:00

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:3148
    • C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Users\Admin\AppData\Local\98b28808-aa87-4b4b-8ce1-500ec60b1ad6" /deny *S-1-1-0:(OI)(CI)(DE,DC)
      2⤵
      • Modifies file permissions
      • System Location Discovery: System Language Discovery
      PID:4708
    • 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:4580
      • 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:2124
        • C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
          "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --Service 2124 "FsnDCf1u1wJvLcqbFxxtOchBf2V2lgtk24oM5mt2" 0h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:5588
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 5588 -s 1064
            5⤵
            • Program crash
            PID:5704
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 1696
          4⤵
          • Program crash
          PID:3328
      • C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
        "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --Service 4580 "FsnDCf1u1wJvLcqbFxxtOchBf2V2lgtk24oM5mt2" 0h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:5756
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3148 -s 2140
      2⤵
      • Program crash
      PID:2108
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3148 -ip 3148
    1⤵
      PID:4248
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 5588 -ip 5588
      1⤵
        PID:3172
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 2124 -ip 2124
        1⤵
          PID:2856

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

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              Downloads

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

                Filesize

                1KB

                MD5

                4a90329071ae30b759d279cca342b0a6

                SHA1

                0ac7c4f3357ce87f37a3a112d6878051c875eda5

                SHA256

                fb6a7c3edcd7b97fabc18855102a39fc4d6d3f82c0fdd39b1667807b71b9c49b

                SHA512

                f0e206053d4369437c2c0f1f90f0fd03d631e4b9859d807049b41efde823d64cf4d75c28316d932360f7c03bd409e923c8bc2d4f5959361feacecfcf101ae823

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

                Filesize

                530B

                MD5

                1fbb37f79b317a9a248e7c4ce4f5bac5

                SHA1

                0ff4d709ebf17be0c28e66dc8bf74672ca28362a

                SHA256

                6fb1b8e593cb0388f67ead35313a230f524657317ea86271b3a97362e5ec6ad9

                SHA512

                287e1d62c9ceb660965c266f677c467fbb997c2f5dcd1d63e185e266488aafc3489ac1d3feec81d10f01ce4a72e61a8bc4e124f137ce8675a220aa7797002e74

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

                Filesize

                174B

                MD5

                13e514e8eb3a1b9da4328bfda08f6407

                SHA1

                080b4f6f906b128b4c93959f90e6dfa2fb1097a3

                SHA256

                a731d9656cad55cf4b3de6499339731a4199d9af6d07cb4e487b1b8688fc12ec

                SHA512

                2790cb681fcc36de02e72c3d36d47d218090ba99f5ca0868748847132093615f1db3ad5ef8f98d63450b6a8a6ca20303840f22834c0630e3414346a5af2b0cb1

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

                Filesize

                170B

                MD5

                1a69424da194dbf213b659fb94ac368b

                SHA1

                8027016cb02062d3bb58f31f041cdad7e39e4f01

                SHA256

                63fa6fa593d6462957041b08c6b1f8f12688d450f28ac9b89c287bec79c6a39d

                SHA512

                81d6cb6280a1e6381d644960fff0a0708fde74a74cc51fe2cdb4763774be19e78affaf133804a2de69dc61fdd91dc511188a944f1fe906328322d8e324b25327

              • C:\Users\Admin\AppData\Local\98b28808-aa87-4b4b-8ce1-500ec60b1ad6\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe

                Filesize

                669KB

                MD5

                ead18f3a909685922d7213714ea9a183

                SHA1

                1270bd7fd62acc00447b30f066bb23f4745869bf

                SHA256

                5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18

                SHA512

                6e532d9c3d186e4dac38823ae9152056346e283613f0caf088b21a1b3e5f4f6cf3bad8c407168b1072895a386e3be0b8c11ad1cb326d3d3ff0eb8562052def91

              • memory/2124-40-0x0000000000400000-0x00000000004A9000-memory.dmp

                Filesize

                676KB

              • memory/2124-30-0x0000000000400000-0x00000000004A9000-memory.dmp

                Filesize

                676KB

              • memory/2124-33-0x0000000000400000-0x00000000004A9000-memory.dmp

                Filesize

                676KB

              • memory/3148-14-0x0000000000400000-0x0000000000476000-memory.dmp

                Filesize

                472KB

              • memory/3148-0-0x0000000000400000-0x00000000004A9000-memory.dmp

                Filesize

                676KB

              • memory/3148-13-0x0000000000400000-0x00000000004A9000-memory.dmp

                Filesize

                676KB

              • memory/3148-3-0x0000000000400000-0x0000000000476000-memory.dmp

                Filesize

                472KB

              • memory/3148-2-0x0000000000650000-0x0000000000750000-memory.dmp

                Filesize

                1024KB

              • memory/4580-16-0x0000000000400000-0x00000000004A9000-memory.dmp

                Filesize

                676KB

              • memory/4580-24-0x0000000000400000-0x00000000004A9000-memory.dmp

                Filesize

                676KB

              • memory/4580-25-0x0000000000400000-0x00000000004A9000-memory.dmp

                Filesize

                676KB

              • memory/4580-23-0x0000000000400000-0x00000000004A9000-memory.dmp

                Filesize

                676KB

              • memory/4580-22-0x0000000000400000-0x00000000004A9000-memory.dmp

                Filesize

                676KB

              • memory/4580-17-0x0000000000400000-0x00000000004A9000-memory.dmp

                Filesize

                676KB

              • memory/5588-37-0x0000000000400000-0x00000000004A9000-memory.dmp

                Filesize

                676KB

              • memory/5588-38-0x0000000000400000-0x00000000004A9000-memory.dmp

                Filesize

                676KB

              • memory/5756-27-0x0000000000400000-0x00000000004A9000-memory.dmp

                Filesize

                676KB

              • memory/5756-28-0x0000000000400000-0x00000000004A9000-memory.dmp

                Filesize

                676KB

              • memory/5756-32-0x0000000000400000-0x00000000004A9000-memory.dmp

                Filesize

                676KB