Analysis

  • max time kernel
    142s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/04/2024, 02:58

General

  • Target

    e90e961fb2b4f32ccd40e67b361209b4_JaffaCakes118.exe

  • Size

    1.6MB

  • MD5

    e90e961fb2b4f32ccd40e67b361209b4

  • SHA1

    60f0b798e6bd5046f29d63ee239f463c4e86ceb5

  • SHA256

    ac8f7608df177144cd9dad161ebb4712e5612d8e391188ee9fb075697259a4fd

  • SHA512

    0bae9a5fb5a164a26fbf2e2a37d272f3dd3ca8883459d1f4dc47f51ddf36ac8313fb53bb2baefef85c54278ed7011ff37a8ca57a74810e7c59ab50b5303989fd

  • SSDEEP

    49152:fdEzMpHpbUVILpYBMehcakLz0NGkwjdgjtncakLz0O:fqopHpbWILpYOehcakcNGkwhgjtncak7

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 18 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\e90e961fb2b4f32ccd40e67b361209b4_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e90e961fb2b4f32ccd40e67b361209b4_JaffaCakes118.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1368
    • C:\Users\Admin\AppData\Local\Temp\e90e961fb2b4f32ccd40e67b361209b4_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\e90e961fb2b4f32ccd40e67b361209b4_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:4888
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\e90e961fb2b4f32ccd40e67b361209b4_JaffaCakes118.exe" /TN v3dGbWFyc353 /F
        3⤵
        • Creates scheduled task(s)
        PID:3732
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN v3dGbWFyc353 > C:\Users\Admin\AppData\Local\Temp\Q9tTj3TTj.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4656
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks.exe /Query /XML /TN v3dGbWFyc353
          4⤵
            PID:752
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 616
          3⤵
          • Program crash
          PID:3684
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 652
          3⤵
          • Program crash
          PID:4904
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 660
          3⤵
          • Program crash
          PID:3572
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 744
          3⤵
          • Program crash
          PID:2348
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 656
          3⤵
          • Program crash
          PID:4108
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 780
          3⤵
          • Program crash
          PID:2412
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 1460
          3⤵
          • Program crash
          PID:4424
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 1908
          3⤵
          • Program crash
          PID:884
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 2144
          3⤵
          • Program crash
          PID:3712
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 2124
          3⤵
          • Program crash
          PID:2304
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 1924
          3⤵
          • Program crash
          PID:3900
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 1972
          3⤵
          • Program crash
          PID:1628
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 2108
          3⤵
          • Program crash
          PID:3644
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 1984
          3⤵
          • Program crash
          PID:3684
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 1936
          3⤵
          • Program crash
          PID:2988
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 2104
          3⤵
          • Program crash
          PID:3576
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 2192
          3⤵
          • Program crash
          PID:3628
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 648
          3⤵
          • Program crash
          PID:4424
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4888 -ip 4888
      1⤵
        PID:392
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 4888 -ip 4888
        1⤵
          PID:3688
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4888 -ip 4888
          1⤵
            PID:3580
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4888 -ip 4888
            1⤵
              PID:2824
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4888 -ip 4888
              1⤵
                PID:4604
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4888 -ip 4888
                1⤵
                  PID:3044
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4888 -ip 4888
                  1⤵
                    PID:1508
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4888 -ip 4888
                    1⤵
                      PID:2860
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4888 -ip 4888
                      1⤵
                        PID:940
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4888 -ip 4888
                        1⤵
                          PID:2356
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4888 -ip 4888
                          1⤵
                            PID:752
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4888 -ip 4888
                            1⤵
                              PID:4508
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 4888 -ip 4888
                              1⤵
                                PID:732
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4888 -ip 4888
                                1⤵
                                  PID:2044
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4888 -ip 4888
                                  1⤵
                                    PID:3524
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 4888 -ip 4888
                                    1⤵
                                      PID:4032
                                    • 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=1044 --field-trial-handle=2264,i,15001568551143786084,90255922961447677,262144 --variations-seed-version /prefetch:8
                                      1⤵
                                        PID:1648
                                      • C:\Windows\SysWOW64\WerFault.exe
                                        C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 4888 -ip 4888
                                        1⤵
                                          PID:4656
                                        • C:\Windows\SysWOW64\WerFault.exe
                                          C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 4888 -ip 4888
                                          1⤵
                                            PID:2192

                                          Network

                                                MITRE ATT&CK Enterprise v15

                                                Replay Monitor

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                                                Downloads

                                                • C:\Users\Admin\AppData\Local\Temp\Q9tTj3TTj.xml

                                                  Filesize

                                                  1KB

                                                  MD5

                                                  fcef1fbb3acbbc8a42118c7b1bd63f83

                                                  SHA1

                                                  6d1eb232889d5651c541d22b6cfcd88664d4afef

                                                  SHA256

                                                  63836d6c9f4534a46851dd2bafa7ab25f4587ccca16a406579c3ed1ff1ea097f

                                                  SHA512

                                                  91ce9248db2ae87283b71a3d055dfd22b4729e4c2ebf805055f2c9c3ee3fd7945e49f9a5f6068fe19d51ea1320db726e54ecb3520f08d68d36bba7308d65e518

                                                • C:\Users\Admin\AppData\Local\Temp\e90e961fb2b4f32ccd40e67b361209b4_JaffaCakes118.exe

                                                  Filesize

                                                  1.6MB

                                                  MD5

                                                  91d726262d51b5b9de20690e4d891e51

                                                  SHA1

                                                  fc51f7c7a3490a207cec02a0e043096ea21ed4ce

                                                  SHA256

                                                  0f77fddfe3ba3ecd61487bd6b2c66174a2ac40731ff973d9fa90f7a45bed5bd7

                                                  SHA512

                                                  d2513bcd3a5605681a365adccdf8893a6ebf4904329d1f89cc094a10bd766159d417f5cabca7786ab405732b847082df0c865cfa2829a111be073cfc8f4c4df4

                                                • memory/1368-0-0x0000000000400000-0x000000000065C000-memory.dmp

                                                  Filesize

                                                  2.4MB

                                                • memory/1368-1-0x0000000000400000-0x000000000046B000-memory.dmp

                                                  Filesize

                                                  428KB

                                                • memory/1368-5-0x0000000025010000-0x000000002508E000-memory.dmp

                                                  Filesize

                                                  504KB

                                                • memory/1368-13-0x0000000000400000-0x000000000046B000-memory.dmp

                                                  Filesize

                                                  428KB

                                                • memory/4888-15-0x0000000000400000-0x000000000065C000-memory.dmp

                                                  Filesize

                                                  2.4MB

                                                • memory/4888-17-0x0000000025010000-0x000000002508E000-memory.dmp

                                                  Filesize

                                                  504KB

                                                • memory/4888-22-0x0000000000470000-0x00000000004DB000-memory.dmp

                                                  Filesize

                                                  428KB

                                                • memory/4888-23-0x0000000000400000-0x000000000045B000-memory.dmp

                                                  Filesize

                                                  364KB

                                                • memory/4888-40-0x0000000000400000-0x000000000065C000-memory.dmp

                                                  Filesize

                                                  2.4MB