Resubmissions

02-12-2024 01:07

241202-bgptzswpcr 10

02-12-2024 00:53

241202-a81vwswlaj 10

30-11-2024 15:15

241130-sm5aasxjhs 10

Analysis

  • max time kernel
    149s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-12-2024 00:53

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 (188) 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.

  • Modifies file permissions 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops desktop.ini file(s) 21 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:1804
    • C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Users\Admin\AppData\Local\fdf18f50-760e-4316-bf0d-620913ba5a2f" /deny *S-1-1-0:(OI)(CI)(DE,DC)
      2⤵
      • Modifies file permissions
      • System Location Discovery: System Language Discovery
      PID:3340
    • 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:3064
      • 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:1052
        • C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
          "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --Service 1052 "FsnDCf1u1wJvLcqbFxxtOchBf2V2lgtk24oM5mt2" 0h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:4100
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4100 -s 1608
            5⤵
            • Program crash
            PID:1696
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1052 -s 1644
          4⤵
          • Program crash
          PID:2556
      • C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe
        "C:\Users\Admin\AppData\Local\Temp\5da0116af495e6d8af7241da9b8281d918b9ff9a98a3deab4cca1aec1e456c18.exe" --Service 3064 "FsnDCf1u1wJvLcqbFxxtOchBf2V2lgtk24oM5mt2" 0h7mFQcjRC3pDgsRcrWZ7K7bdAgvgDos224DmXt1
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:3120
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1804 -s 2096
      2⤵
      • Program crash
      PID:1208
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1804 -ip 1804
    1⤵
      PID:2432
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4100 -ip 4100
      1⤵
        PID:2444
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1052 -ip 1052
        1⤵
          PID:2560

        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

          12.4MB

          MD5

          f7562e8f61c00d1d0cddb2870f9dce1c

          SHA1

          b8f96799fcca4446fd77144121c2175163f8cc31

          SHA256

          a3b6490bbcfdf4975f5d92674ab2a53c02d01b9f1d4f99d6cd3d4dfaf003542d

          SHA512

          d81f99bc42277201b8b29c14f25b53a20c2694508c73d689eb6b54eba7bd4fdd2330f06159528a072bf60187d6570cf276bb91aa963420b8c0e843ff5a424c6b

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

          Filesize

          11.3MB

          MD5

          25c46a917aa6e2562abe837aa9949d53

          SHA1

          003c76394cfe4d3f8132ca9e5451a3868f0e4c7f

          SHA256

          09dec0ffa7ce629c36098390ab47db38f3b625cb7b99d571b7a11f81d735c96e

          SHA512

          fe592b4be1c2498e032d2c093559572ce02778d3d6e06fd02331056642abb550e23ac7bf18cb917c09e5238a55f8b61173be411dff944a2be6d83f87e0197aac

        • 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

          6e944e9afbcebcc49200b0f58fa086a8

          SHA1

          9b29f25f7e7feea6062ae390c38a44323b6b8086

          SHA256

          b3bc7569e4ec8e8936a9f5a21d56915a18ed55c66201a7b5faa398112d5e2e56

          SHA512

          c3306c2603ef956e40c149ca6d86d5c324ab0bd159c9797ac7b98af2d34ce13cd5f6d92a9fee8b47c6100aa449c2bb7e4aad6feab670656a05149dce5789e52e

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

          Filesize

          170B

          MD5

          f54d0841284aaf9310e318f32e6aceec

          SHA1

          070a84ffc40d70f419ea479c4f92297258b6f4af

          SHA256

          a8f07a193f479667d63a6f8d6b803a13fdd1a8152941c11d81bac3b139e55b8a

          SHA512

          67f3922bf447a2600a73689b6eeab6a7fed5d1c595ae1fc476f195a964d7788affb064ed9b6a9783d70e947ca31ce2b5c19d200a6e9cf9777be6ce179c15a9d1

        • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0BHOTC3C\geo[1].json

          Filesize

          542B

          MD5

          a10a6a594eab8ff8c3534e253d8decd1

          SHA1

          aaec447248e1cc33a8c812f38ad6045c5ab2a51c

          SHA256

          3fb0544873064c132d91960afa0da483afcf60e9821506edb7adb8f94acf8766

          SHA512

          eb5198eb924118f34b2f2b6f86bcfe192ad6677505370b5dbadb788080b64a137d55a6e564221945617d029fca43ea197ad81f65672b7b26c18987d0f0faf8ae

        • C:\Users\Admin\AppData\Local\fdf18f50-760e-4316-bf0d-620913ba5a2f\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/1052-30-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/1052-47-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/1052-31-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/1052-38-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/1804-15-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/1804-0-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/1804-16-0x0000000000400000-0x0000000000476000-memory.dmp

          Filesize

          472KB

        • memory/1804-3-0x0000000000400000-0x0000000000476000-memory.dmp

          Filesize

          472KB

        • memory/1804-2-0x0000000000500000-0x0000000000600000-memory.dmp

          Filesize

          1024KB

        • memory/3064-28-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/3064-41-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/3064-27-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/3064-26-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/3064-19-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/3064-18-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/3120-42-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/4100-46-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB

        • memory/4100-45-0x0000000000400000-0x00000000004A9000-memory.dmp

          Filesize

          676KB