Analysis

  • max time kernel
    145s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-09-2024 15:23

General

  • Target

    f64cf802d1e163260f8ebd224e7b2078_JaffaCakes118.exe

  • Size

    854KB

  • MD5

    f64cf802d1e163260f8ebd224e7b2078

  • SHA1

    397ae2240c3f2877b0ae69269d81da9e770d3146

  • SHA256

    312f6abe987e7369d90abd69fde9d48f5d881f96c1e8b348018e20e1b288ca65

  • SHA512

    d52f1b5738a79da9cba75aed81decfcebd27519ee9362bfded8dcf537a4063f8d6d1537dc7b3677dca9e6b6743d1e6c39e52b756b84b4e9ce8cf948e134bf243

  • SSDEEP

    12288:aewSMliBZTnHy8VRzCJeuUoAG4vKBLQLNHdeHXXPFYe79II2khIcOZwFyEcvEWiC:PTHBZT5cerS153/FYe7KBmOyFyViP4

Malware Config

Extracted

Family

djvu

C2

http://ring2.ug/As73yhsyU34578hxxx1/SDf565g/get.php

Attributes
  • extension

    .piny

  • offline_id

    iIiGYUzv3s4ychYXlQIMiJlnVi3Zvtd6RnQwDZt1

  • payload_url

    http://ring2.ug/files/iner/updatewin1.exe

    http://ring2.ug/files/iner/updatewin2.exe

    http://ring2.ug/files/iner/updatewin.exe

    http://ring2.ug/files/iner/3.exe

    http://ring2.ug/files/iner/4.exe

    http://ring2.ug/files/iner/5.exe

  • ransomnote

    ATTENTION! Don't worry, 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-lfgsmr5vzo 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" or "Junk" 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: 0195Asd374y5iuhld

rsa_pubkey.plain

Signatures

  • Detected Djvu ransomware 11 IoCs
  • Djvu Ransomware

    Ransomware which is a variant of the STOP family.

  • 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 3 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 34 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f64cf802d1e163260f8ebd224e7b2078_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f64cf802d1e163260f8ebd224e7b2078_JaffaCakes118.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:1616
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 840
      2⤵
      • Program crash
      PID:2984
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 872
      2⤵
      • Program crash
      PID:3848
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 872
      2⤵
      • Program crash
      PID:3040
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 840
      2⤵
      • Program crash
      PID:4236
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 984
      2⤵
      • Program crash
      PID:2784
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 988
      2⤵
      • Program crash
      PID:4724
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 1524
      2⤵
      • Program crash
      PID:3668
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 1612
      2⤵
      • Program crash
      PID:2576
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 1804
      2⤵
      • Program crash
      PID:2352
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 1828
      2⤵
      • Program crash
      PID:3468
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 1592
      2⤵
      • Program crash
      PID:4552
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 1832
      2⤵
      • Program crash
      PID:972
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 1616
      2⤵
      • Program crash
      PID:388
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 1660
      2⤵
      • Program crash
      PID:1456
    • C:\Windows\SysWOW64\icacls.exe
      icacls "C:\Users\Admin\AppData\Local\cfc17fd2-aa3d-444c-8948-c690b2ac4210" /deny *S-1-1-0:(OI)(CI)(DE,DC)
      2⤵
      • Modifies file permissions
      • System Location Discovery: System Language Discovery
      PID:4304
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 1776
      2⤵
      • Program crash
      PID:3284
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 2108
      2⤵
      • Program crash
      PID:2400
    • C:\Users\Admin\AppData\Local\Temp\f64cf802d1e163260f8ebd224e7b2078_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\f64cf802d1e163260f8ebd224e7b2078_JaffaCakes118.exe" --Admin IsNotAutoStart IsNotTask
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:412
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 412 -s 760
        3⤵
        • Program crash
        PID:2028
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 412 -s 780
        3⤵
        • Program crash
        PID:1836
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 412 -s 816
        3⤵
        • Program crash
        PID:2904
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 412 -s 852
        3⤵
        • Program crash
        PID:1568
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 412 -s 956
        3⤵
        • Program crash
        PID:1772
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 412 -s 1052
        3⤵
        • Program crash
        PID:2304
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 412 -s 1332
        3⤵
        • Program crash
        PID:2024
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 412 -s 1532
        3⤵
        • Program crash
        PID:1348
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 412 -s 1608
        3⤵
        • Program crash
        PID:1652
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 412 -s 1648
        3⤵
        • Program crash
        PID:2916
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 412 -s 1628
        3⤵
        • Program crash
        PID:4712
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 412 -s 1700
        3⤵
        • Program crash
        PID:4156
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 412 -s 1660
        3⤵
        • Program crash
        PID:4428
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 412 -s 1616
        3⤵
        • Program crash
        PID:1060
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 412 -s 1520
        3⤵
        • Program crash
        PID:3444
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 412 -s 1736
        3⤵
        • Program crash
        PID:2796
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 412 -s 764
        3⤵
        • Program crash
        PID:3396
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 2136
      2⤵
      • Program crash
      PID:1696
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1616 -ip 1616
    1⤵
      PID:3188
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 1616 -ip 1616
      1⤵
        PID:4712
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 1616 -ip 1616
        1⤵
          PID:4276
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 1616 -ip 1616
          1⤵
            PID:1192
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 1616 -ip 1616
            1⤵
              PID:4976
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1616 -ip 1616
              1⤵
                PID:1908
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 1616 -ip 1616
                1⤵
                  PID:3092
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 1616 -ip 1616
                  1⤵
                    PID:3608
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 1616 -ip 1616
                    1⤵
                      PID:1536
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 1616 -ip 1616
                      1⤵
                        PID:3596
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1616 -ip 1616
                        1⤵
                          PID:1368
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 1616 -ip 1616
                          1⤵
                            PID:4120
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1616 -ip 1616
                            1⤵
                              PID:1956
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1616 -ip 1616
                              1⤵
                                PID:2452
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 1616 -ip 1616
                                1⤵
                                  PID:2312
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 1616 -ip 1616
                                  1⤵
                                    PID:2344
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 1616 -ip 1616
                                    1⤵
                                      PID:3972
                                    • C:\Windows\SysWOW64\WerFault.exe
                                      C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 412 -ip 412
                                      1⤵
                                        PID:3344
                                      • C:\Windows\SysWOW64\WerFault.exe
                                        C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 412 -ip 412
                                        1⤵
                                          PID:3520
                                        • C:\Windows\SysWOW64\WerFault.exe
                                          C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 412 -ip 412
                                          1⤵
                                            PID:3860
                                          • C:\Windows\SysWOW64\WerFault.exe
                                            C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 412 -ip 412
                                            1⤵
                                              PID:2200
                                            • C:\Windows\SysWOW64\WerFault.exe
                                              C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 412 -ip 412
                                              1⤵
                                                PID:512
                                              • C:\Windows\SysWOW64\WerFault.exe
                                                C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 412 -ip 412
                                                1⤵
                                                  PID:4192
                                                • C:\Windows\SysWOW64\WerFault.exe
                                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 412 -ip 412
                                                  1⤵
                                                    PID:1940
                                                  • C:\Windows\SysWOW64\WerFault.exe
                                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 412 -ip 412
                                                    1⤵
                                                      PID:4220
                                                    • C:\Windows\SysWOW64\WerFault.exe
                                                      C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 412 -ip 412
                                                      1⤵
                                                        PID:1448
                                                      • C:\Windows\SysWOW64\WerFault.exe
                                                        C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 412 -ip 412
                                                        1⤵
                                                          PID:3764
                                                        • C:\Windows\SysWOW64\WerFault.exe
                                                          C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 412 -ip 412
                                                          1⤵
                                                            PID:4820
                                                          • C:\Windows\SysWOW64\WerFault.exe
                                                            C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 412 -ip 412
                                                            1⤵
                                                              PID:516
                                                            • C:\Windows\SysWOW64\WerFault.exe
                                                              C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 412 -ip 412
                                                              1⤵
                                                                PID:2396
                                                              • C:\Windows\SysWOW64\WerFault.exe
                                                                C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 412 -ip 412
                                                                1⤵
                                                                  PID:4940
                                                                • C:\Windows\SysWOW64\WerFault.exe
                                                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 412 -ip 412
                                                                  1⤵
                                                                    PID:4836
                                                                  • C:\Windows\SysWOW64\WerFault.exe
                                                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 412 -ip 412
                                                                    1⤵
                                                                      PID:3884
                                                                    • C:\Windows\SysWOW64\WerFault.exe
                                                                      C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 412 -ip 412
                                                                      1⤵
                                                                        PID:1896

                                                                      Network

                                                                      MITRE ATT&CK Enterprise v15

                                                                      Replay Monitor

                                                                      Loading Replay Monitor...

                                                                      Downloads

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

                                                                        Filesize

                                                                        1KB

                                                                        MD5

                                                                        7fb5fa1534dcf77f2125b2403b30a0ee

                                                                        SHA1

                                                                        365d96812a69ac0a4611ea4b70a3f306576cc3ea

                                                                        SHA256

                                                                        33a39e9ec2133230533a686ec43760026e014a3828c703707acbc150fe40fd6f

                                                                        SHA512

                                                                        a9279fd60505a1bfeef6fb07834cad0fd5be02fd405573fc1a5f59b991e9f88f5e81c32fe910f69bdc6585e71f02559895149eaf49c25b8ff955459fd60c0d2e

                                                                      • 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

                                                                        44297440901f8761b0430d9d06c0a0d4

                                                                        SHA1

                                                                        22ccf4ed0dc0061aece4d23e8d9ece23020db2a6

                                                                        SHA256

                                                                        d6943a7a1e3bae92c94745dd3bceb1d901b9c351a56d92efc49c6e88c2337989

                                                                        SHA512

                                                                        def73cb7565eb16b69da97f7ee04b93263aff11b4bb1945cfc1c6ce20148d9cd46b6cac66199dc438b11c54bdc4c263267fa90631f8256b52ce5232d8c2c2709

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

                                                                        Filesize

                                                                        170B

                                                                        MD5

                                                                        e9a4880a6cc725bafd6948dfb3aeffb7

                                                                        SHA1

                                                                        3b3477d04a2ddb2c5f16036f49da3f16c2b7aa38

                                                                        SHA256

                                                                        9b2a9fe09f246216bdcdeaad2c7cbcdaf4f5f19d5ab4a5683ae0b26eb470b5a7

                                                                        SHA512

                                                                        fc9445750c00d65384da1e53e3d8d56a9b0195ec4e14d5adc6afd0d87fe113e004ee5a3e16ceaf65c03b614479a749666e6bb7ae7dce23a16861c72519b931e2

                                                                      • C:\Users\Admin\AppData\Local\cfc17fd2-aa3d-444c-8948-c690b2ac4210\f64cf802d1e163260f8ebd224e7b2078_JaffaCakes118.exe

                                                                        Filesize

                                                                        854KB

                                                                        MD5

                                                                        f64cf802d1e163260f8ebd224e7b2078

                                                                        SHA1

                                                                        397ae2240c3f2877b0ae69269d81da9e770d3146

                                                                        SHA256

                                                                        312f6abe987e7369d90abd69fde9d48f5d881f96c1e8b348018e20e1b288ca65

                                                                        SHA512

                                                                        d52f1b5738a79da9cba75aed81decfcebd27519ee9362bfded8dcf537a4063f8d6d1537dc7b3677dca9e6b6743d1e6c39e52b756b84b4e9ce8cf948e134bf243

                                                                      • memory/412-15-0x0000000000400000-0x00000000009BD000-memory.dmp

                                                                        Filesize

                                                                        5.7MB

                                                                      • memory/412-17-0x0000000000400000-0x00000000009BD000-memory.dmp

                                                                        Filesize

                                                                        5.7MB

                                                                      • memory/412-16-0x0000000000400000-0x00000000009BD000-memory.dmp

                                                                        Filesize

                                                                        5.7MB

                                                                      • memory/412-27-0x0000000000400000-0x00000000009BD000-memory.dmp

                                                                        Filesize

                                                                        5.7MB

                                                                      • memory/412-31-0x0000000000400000-0x00000000009BD000-memory.dmp

                                                                        Filesize

                                                                        5.7MB

                                                                      • memory/412-32-0x0000000000400000-0x00000000009BD000-memory.dmp

                                                                        Filesize

                                                                        5.7MB

                                                                      • memory/1616-19-0x0000000000CA0000-0x0000000000DBA000-memory.dmp

                                                                        Filesize

                                                                        1.1MB

                                                                      • memory/1616-18-0x0000000000400000-0x00000000009BD000-memory.dmp

                                                                        Filesize

                                                                        5.7MB

                                                                      • memory/1616-20-0x0000000000400000-0x0000000000537000-memory.dmp

                                                                        Filesize

                                                                        1.2MB

                                                                      • memory/1616-1-0x0000000000C00000-0x0000000000C96000-memory.dmp

                                                                        Filesize

                                                                        600KB

                                                                      • memory/1616-3-0x0000000000400000-0x0000000000537000-memory.dmp

                                                                        Filesize

                                                                        1.2MB

                                                                      • memory/1616-2-0x0000000000CA0000-0x0000000000DBA000-memory.dmp

                                                                        Filesize

                                                                        1.1MB