Analysis

  • max time kernel
    142s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/04/2024, 17:42

General

  • Target

    f876c47a977f95368c71210156f86225_JaffaCakes118.exe

  • Size

    501KB

  • MD5

    f876c47a977f95368c71210156f86225

  • SHA1

    b6e8cd3caf3d5222828b13d38cc15b90430610d2

  • SHA256

    255f2a3ea470808a074f1e4f9a9ccef884e367c85e53738f1cd17423df2b8b31

  • SHA512

    8b399cfb2cbcc858df56e602804ea9a283474f060c2c49883852f628ffc4506c4e0978abf523d6094b72556bc35e5f0d6c75cade0a20100356b8370dbc18e06a

  • SSDEEP

    12288:orwlwxrfaz1ViqPELxu7lXvN60VBGE6B4K:oUufazaqsKNl6pB

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 1 IoCs
  • Program crash 17 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f876c47a977f95368c71210156f86225_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f876c47a977f95368c71210156f86225_JaffaCakes118.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3488
    • C:\Users\Admin\AppData\Local\Temp\f876c47a977f95368c71210156f86225_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\f876c47a977f95368c71210156f86225_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:4720
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\f876c47a977f95368c71210156f86225_JaffaCakes118.exe" /TN v3dGbWFyc353 /F
        3⤵
        • Creates scheduled task(s)
        PID:5088
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN v3dGbWFyc353 > C:\Users\Admin\AppData\Local\Temp\6FhgoCuWK.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1060
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks.exe /Query /XML /TN v3dGbWFyc353
          4⤵
            PID:3740
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 604
          3⤵
          • Program crash
          PID:4352
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 656
          3⤵
          • Program crash
          PID:4316
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 664
          3⤵
          • Program crash
          PID:2468
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 756
          3⤵
          • Program crash
          PID:2356
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 756
          3⤵
          • Program crash
          PID:2984
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 748
          3⤵
          • Program crash
          PID:4828
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 1280
          3⤵
          • Program crash
          PID:4024
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 1632
          3⤵
          • Program crash
          PID:3436
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 2144
          3⤵
          • Program crash
          PID:4636
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 1644
          3⤵
          • Program crash
          PID:4404
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 1636
          3⤵
          • Program crash
          PID:404
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 1644
          3⤵
          • Program crash
          PID:948
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 1640
          3⤵
          • Program crash
          PID:4584
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 2148
          3⤵
          • Program crash
          PID:208
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 1636
          3⤵
          • Program crash
          PID:608
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 1988
          3⤵
          • Program crash
          PID:4564
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 772
          3⤵
          • Program crash
          PID:3568
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4720 -ip 4720
      1⤵
        PID:1012
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4720 -ip 4720
        1⤵
          PID:2616
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4720 -ip 4720
          1⤵
            PID:4644
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4720 -ip 4720
            1⤵
              PID:3692
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 4720 -ip 4720
              1⤵
                PID:2564
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4720 -ip 4720
                1⤵
                  PID:1876
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4720 -ip 4720
                  1⤵
                    PID:4656
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4720 -ip 4720
                    1⤵
                      PID:1136
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 4720 -ip 4720
                      1⤵
                        PID:4048
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 4720 -ip 4720
                        1⤵
                          PID:1956
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 4720 -ip 4720
                          1⤵
                            PID:4580
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 4720 -ip 4720
                            1⤵
                              PID:1768
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4720 -ip 4720
                              1⤵
                                PID:4632
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4720 -ip 4720
                                1⤵
                                  PID:3552
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 4720 -ip 4720
                                  1⤵
                                    PID:5052
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 4720 -ip 4720
                                    1⤵
                                      PID:4484
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1424 --field-trial-handle=2180,i,12780723798465539942,12010519452607841069,262144 --variations-seed-version /prefetch:8
                                      1⤵
                                        PID:4048
                                      • C:\Windows\SysWOW64\WerFault.exe
                                        C:\Windows\SysWOW64\WerFault.exe -pss -s 572 -p 4720 -ip 4720
                                        1⤵
                                          PID:4380

                                        Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

                                        Loading Replay Monitor...

                                        Downloads

                                        • C:\Users\Admin\AppData\Local\Temp\6FhgoCuWK.xml

                                          Filesize

                                          1KB

                                          MD5

                                          7709b3b1cf04372e731447f3680f1852

                                          SHA1

                                          02f0936f716f95e53f477afce84139e36eac1c9a

                                          SHA256

                                          fa1750420288a0dbe8b62da88d86684bf5690dd927f57969d732b366fab6c08c

                                          SHA512

                                          de2e760825454da7b3d1757ef67f6ea9d7360ac97b2b7fd2b4f3aa170b56f2b2f266e3f342d790eefd0af79a771584c6c83e28f0854ca51284b7ac3b573b1455

                                        • C:\Users\Admin\AppData\Local\Temp\f876c47a977f95368c71210156f86225_JaffaCakes118.exe

                                          Filesize

                                          128KB

                                          MD5

                                          99198480e9b4625f75b88acf962264f8

                                          SHA1

                                          be2d7f9615a69c1da8c89ccb5420dde71f18fad0

                                          SHA256

                                          d85fcceb39178744feb27eedcbda71810e90888668aa3ccfdc2609abdb6439fb

                                          SHA512

                                          a94df6a85c26f478c3a45de8e720ce128f9c14964d2a61e3bad72ffb8dc435f2f4ed56494494066081aaf9722c1f2848ae6a35d45e9b4459659df7362eab80ce

                                        • memory/3488-0-0x0000000000400000-0x000000000065C000-memory.dmp

                                          Filesize

                                          2.4MB

                                        • memory/3488-3-0x0000000001730000-0x00000000017AE000-memory.dmp

                                          Filesize

                                          504KB

                                        • memory/3488-1-0x0000000000400000-0x000000000046B000-memory.dmp

                                          Filesize

                                          428KB

                                        • memory/3488-13-0x0000000000400000-0x000000000046B000-memory.dmp

                                          Filesize

                                          428KB

                                        • memory/4720-14-0x0000000000400000-0x000000000065C000-memory.dmp

                                          Filesize

                                          2.4MB

                                        • memory/4720-19-0x0000000001720000-0x000000000179E000-memory.dmp

                                          Filesize

                                          504KB

                                        • memory/4720-22-0x0000000000470000-0x00000000004DB000-memory.dmp

                                          Filesize

                                          428KB

                                        • memory/4720-23-0x0000000000400000-0x000000000045B000-memory.dmp

                                          Filesize

                                          364KB

                                        • memory/4720-40-0x0000000000400000-0x000000000065C000-memory.dmp

                                          Filesize

                                          2.4MB