Resubmissions

13-11-2024 23:34

241113-3kmbta1eqc 10

13-11-2024 22:28

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11-11-2024 05:34

241111-f9w6zstjbz 10

11-11-2024 03:05

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11-11-2024 03:00

241111-dhk9aszrdz 10

08-11-2024 08:59

241108-kx2cdssjdk 10

08-11-2024 08:55

241108-kvvf3aymdw 10

Analysis

  • max time kernel
    149s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-11-2024 08:59

General

  • Target

    5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe

  • Size

    669KB

  • MD5

    ead18f3a909685922d7213714ea9a183

  • SHA1

    1270bd7fd62acc00447b30f066bb23f4745869bf

  • SHA256

    5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18

  • SHA512

    6e532d9c3d186e4dac38823ae9152056346e283613f0caf088b21a1b3e5f4f6cf3bad8c407168b1072895a386e3be0b8c11ad1cb326d3d3ff0eb8562052def91

  • SSDEEP

    6144:bLUHLyHlwFjxDi2nEZkQ4NXxp0XMgkBWPqdN/jGdfYY7SRA7j4YlvfYAAjJ:4uFi02nEZh4jp0XLuxGdgTm73vL

Malware Config

Extracted

Path

C:\Users\Public\Documents\_readme.txt

Ransom Note
ATTENTION! Don't worry my friend, you can return all your files! All your files like photos, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. You can get and look video overview decrypt tool: https://we.tl/t-T9WE5uiVT6 Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. Please note that you'll never restore your data without payment. Check your e-mail "Spam" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: [email protected] Reserve e-mail address to contact us: [email protected] Your personal ID: 046Sdsd3273yifhsisySD60h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1
URLs

https://we.tl/t-T9WE5uiVT6

Signatures

  • Renames multiple (195) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Modifies file permissions 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops desktop.ini file(s) 35 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 5 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 7 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:5012
    • C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Users\Admin\AppData\Local\4273660e-7c32-4be1-98a9-a8e9128f0924" /deny *S-1-1-0:(OI)(CI)(DE,DC)
      2⤵
      • Modifies file permissions
      • System Location Discovery: System Language Discovery
      PID:4124
    • C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
      "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --Admin IsNotAutoStart IsNotTask
      2⤵
      • Drops desktop.ini file(s)
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:5052
      • 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:4660
        • C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
          "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --Service 4660 "FsnDCf1u1wJvLcqbFxxtOchBf2V2lgtk24oM5mt2" 0h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:3484
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 3484 -s 1060
            5⤵
            • Program crash
            PID:452
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4660 -s 1688
          4⤵
          • Program crash
          PID:4168
      • C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
        "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --Service 5052 "FsnDCf1u1wJvLcqbFxxtOchBf2V2lgtk24oM5mt2" 0h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:488
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 488 -s 1356
          4⤵
          • Program crash
          PID:4044
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 5052 -s 1648
        3⤵
        • Program crash
        PID:3424
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5012 -s 1852
      2⤵
      • Program crash
      PID:4464
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 5012 -ip 5012
    1⤵
      PID:2664
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 3484 -ip 3484
      1⤵
        PID:2244
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 4660 -ip 4660
        1⤵
          PID:1524
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 588 -p 488 -ip 488
          1⤵
            PID:1216
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 592 -p 5052 -ip 5052
            1⤵
              PID:2564
            • C:\Users\Admin\AppData\Local\4273660e-7c32-4be1-98a9-a8e9128f0924\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
              C:\Users\Admin\AppData\Local\4273660e-7c32-4be1-98a9-a8e9128f0924\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe --Task
              1⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              PID:2780

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • C:\ProgramData\Microsoft\Network\Downloader\edbtmp.log

              Filesize

              1.3MB

              MD5

              f782b09fd215d3d9bb898d61ea2e7a37

              SHA1

              a382348e9592bdf93dd10c49773b815a992fa7c7

              SHA256

              7bd4646090dff9875e08ea00e5727b11be19fcb850344856e66360c152835694

              SHA512

              9342bd7a0cbabd7e699ea545897a6403371a0034e4bea067a9662dad9e492c5fa9b27efa4c850e1c001c79d6a76ffe0dacb6831010e41c8d5e2a92bd5b898606

            • C:\ProgramData\Package Cache\{3A96B93E-763F-41E7-85C7-1F3CCC37EF27}v48.108.8828\dotnet-host-6.0.27-win-x64.msi

              Filesize

              736KB

              MD5

              c3c0fe1bf5f38a6c89cead208307b99c

              SHA1

              df5d4f184c3124d4749c778084f35a2c00066b0b

              SHA256

              f4f6d008e54b5a6bac3998fc3fe8e632c347d6b598813e3524d5489b84bd2eaf

              SHA512

              0f3e96d16c512e37025b04ff7989d60126c3d65fe868dbcfbeae4dac910ce04fc52d1089f0e41ce85c2def0182a927fdcc349094e74cdd21b45a42fde7f01806

            • C:\ProgramData\Package Cache\{662A0088-6FCD-45DD-9EA7-68674058AED5}v14.30.30704\packages\vcRuntimeMinimum_amd64\vc_runtimeMinimum_x64.msi

              Filesize

              180KB

              MD5

              b2e47100abd58190e40c8b6f9f672a36

              SHA1

              a754a78021b16e63d9e606cacc6de4fcf6872628

              SHA256

              889217bcb971387bc3cb6d76554646d2b0822eceb102320d40adf2422c829128

              SHA512

              d30da8c901e063df5901d011b22a01f884234ddddd44b9e81b3c43d93a51e10342074523339d155d69ff03a03a1df66c7d19e0137a16f47735b5b600616ca2a9

            • C:\ProgramData\Package Cache\{CE4D7AE0-FCBA-486F-A58F-DBA3626FBE4B}v56.64.8781\dotnet-runtime-7.0.16-win-x64.msi

              Filesize

              26.0MB

              MD5

              078fdfc06d675c9476796f61e8d8b396

              SHA1

              183e0f30aad003e5443fc282813f349ebd7bb1c8

              SHA256

              71474bbf9ec8997bb0ec65853cb095b000f1cdd52aa3f53b486a994588a4b7f7

              SHA512

              ec1b7bb3993e7022b600557fb63f405cca68fa269ebf9cebb4c699c7e35ac3bdafac44c12b60b67c01987d499023a2b5cfea0bdb66684eff4d67546ec5952a68

            • C:\ProgramData\Package Cache\{E634F316-BEB6-4FB3-A612-F7102F576165}v48.108.8836\windowsdesktop-runtime-6.0.27-win-x64.msi

              Filesize

              28.5MB

              MD5

              01bc6dc2e63ba4656e64f83debbc1f4e

              SHA1

              823cb85a326995b562bd02e26996a4a841795322

              SHA256

              b96e7138eee33474e5ec02c855673b56f78f0773d10fb962b7c9d015597db689

              SHA512

              90f0a9df306c83c3c10cdc7cb03110bb75796b3462a3562743a5a4cf9366d85e157cdf7b60bf6458051a0deec9275ae30fc49d19f83aebaae01ec908b3335175

            • 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

              58ddd26fd72209ed627b2b245168724c

              SHA1

              6b75ef393f94369fb744de9499dccdd22daf0fe2

              SHA256

              df9b29ba8718a1caac2531bd61ef6ccc0f63cca91dece1edce7f72c3f1403503

              SHA512

              01eb6911e094801f2294efcf21f4879051651c189fc31a666b2974bb95c862bc83970818145a790e5130bdf9ea829a64ed4863dd3333071ea5683dc68bd655ba

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

              Filesize

              170B

              MD5

              37d9e6858b370e401f49d67f4ac417dc

              SHA1

              f132e30a5c9b4ff79205a926cf6be5fa3c84648f

              SHA256

              709135a34bab4984052f3e78b9fcfb1097856026619eef33877bac05bf034536

              SHA512

              1355bc738cc74b4a2e33ae08c69ef801dd39aa7924cece177fb21e4972ae69a56686b76d6b96c014d05a360029d2df506fefedbb30751155dcce6abecb6c2bfe

            • C:\Users\Admin\AppData\Local\4273660e-7c32-4be1-98a9-a8e9128f0924\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe

              Filesize

              669KB

              MD5

              ead18f3a909685922d7213714ea9a183

              SHA1

              1270bd7fd62acc00447b30f066bb23f4745869bf

              SHA256

              5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18

              SHA512

              6e532d9c3d186e4dac38823ae9152056346e283613f0caf088b21a1b3e5f4f6cf3bad8c407168b1072895a386e3be0b8c11ad1cb326d3d3ff0eb8562052def91

            • C:\Users\Public\Documents\_readme.txt

              Filesize

              1KB

              MD5

              d75064cfaac9c92f52aadf373dc7e463

              SHA1

              36ea05181d9b037694929ec81f276f13c7d2655c

              SHA256

              163ec5b903b6baadd32d560c44c1ea4dce241579a7493eb32c632eae9085d508

              SHA512

              43387299749f31c623c5dd4a53ff4d2eff5edfeb80fd4e2edd45860b5c9367d2767ae2ee9b60824b57301999dd2bd995b7d3bd5e7187e447aed76106272559d1

            • memory/488-40-0x0000000000400000-0x00000000004A9000-memory.dmp

              Filesize

              676KB

            • memory/488-1159-0x0000000000400000-0x00000000004A9000-memory.dmp

              Filesize

              676KB

            • memory/3484-44-0x0000000000400000-0x00000000004A9000-memory.dmp

              Filesize

              676KB

            • memory/3484-43-0x0000000000400000-0x00000000004A9000-memory.dmp

              Filesize

              676KB

            • memory/4660-45-0x0000000000400000-0x00000000004A9000-memory.dmp

              Filesize

              676KB

            • memory/4660-30-0x0000000000400000-0x00000000004A9000-memory.dmp

              Filesize

              676KB

            • memory/4660-38-0x0000000000400000-0x00000000004A9000-memory.dmp

              Filesize

              676KB

            • memory/4660-31-0x0000000000400000-0x00000000004A9000-memory.dmp

              Filesize

              676KB

            • memory/5012-15-0x0000000000400000-0x00000000004A9000-memory.dmp

              Filesize

              676KB

            • memory/5012-0-0x0000000000400000-0x00000000004A9000-memory.dmp

              Filesize

              676KB

            • memory/5012-16-0x0000000000400000-0x0000000000476000-memory.dmp

              Filesize

              472KB

            • memory/5012-3-0x0000000000400000-0x0000000000476000-memory.dmp

              Filesize

              472KB

            • memory/5012-2-0x0000000000540000-0x0000000000640000-memory.dmp

              Filesize

              1024KB

            • memory/5052-28-0x0000000000400000-0x00000000004A9000-memory.dmp

              Filesize

              676KB

            • memory/5052-26-0x0000000000400000-0x00000000004A9000-memory.dmp

              Filesize

              676KB

            • memory/5052-19-0x0000000000400000-0x00000000004A9000-memory.dmp

              Filesize

              676KB

            • memory/5052-18-0x0000000000400000-0x00000000004A9000-memory.dmp

              Filesize

              676KB

            • memory/5052-39-0x0000000000400000-0x00000000004A9000-memory.dmp

              Filesize

              676KB

            • memory/5052-1161-0x0000000000400000-0x00000000004A9000-memory.dmp

              Filesize

              676KB