Analysis

  • max time kernel
    124s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/04/2024, 10:02

General

  • Target

    ead057528196c85d32489827be17677b_JaffaCakes118.exe

  • Size

    1.6MB

  • MD5

    ead057528196c85d32489827be17677b

  • SHA1

    75a739ab78e478fd489f2bffaca14b58af6e6f17

  • SHA256

    6f9eec18fda159a3dedaf14bbc8635b0850195b266c8893d470af3622eb15457

  • SHA512

    8ca0d42353e3e7d44eaf902299f9b631e5ad5d27126daac625844789d5b4c66eb544a869f1f0f788a77a514d7589c4b8f0aefcd93349264c816e0b9e2b46a8a7

  • SSDEEP

    49152:uVBK13ZSjAAT49cakLz0xR2NfxRyrTxOpTZWcakLz0O:uVBK13gjAATycakcxQZMEVgcakcO

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\ead057528196c85d32489827be17677b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ead057528196c85d32489827be17677b_JaffaCakes118.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1084
    • C:\Users\Admin\AppData\Local\Temp\ead057528196c85d32489827be17677b_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\ead057528196c85d32489827be17677b_JaffaCakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:3584
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\ead057528196c85d32489827be17677b_JaffaCakes118.exe" /TN v8Zki9cgdb8d /F
        3⤵
        • Creates scheduled task(s)
        PID:4820
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN v8Zki9cgdb8d > C:\Users\Admin\AppData\Local\Temp\KC6fJlz.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1560
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks.exe /Query /XML /TN v8Zki9cgdb8d
          4⤵
            PID:4072
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3584 -s 604
          3⤵
          • Program crash
          PID:2768
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3584 -s 616
          3⤵
          • Program crash
          PID:5028
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3584 -s 644
          3⤵
          • Program crash
          PID:2756
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3584 -s 720
          3⤵
          • Program crash
          PID:4960
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3584 -s 720
          3⤵
          • Program crash
          PID:4400
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3584 -s 612
          3⤵
          • Program crash
          PID:3236
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3584 -s 1600
          3⤵
          • Program crash
          PID:4100
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3584 -s 1848
          3⤵
          • Program crash
          PID:3148
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3584 -s 2144
          3⤵
          • Program crash
          PID:3900
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3584 -s 2096
          3⤵
          • Program crash
          PID:3132
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3584 -s 1860
          3⤵
          • Program crash
          PID:1436
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3584 -s 2100
          3⤵
          • Program crash
          PID:2488
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3584 -s 2096
          3⤵
          • Program crash
          PID:5080
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3584 -s 1960
          3⤵
          • Program crash
          PID:3028
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3584 -s 2140
          3⤵
          • Program crash
          PID:5104
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3584 -s 2164
          3⤵
          • Program crash
          PID:4692
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3584 -s 1972
          3⤵
          • Program crash
          PID:4508
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3584 -s 712
          3⤵
          • Program crash
          PID:2152
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 3584 -ip 3584
      1⤵
        PID:3820
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 3584 -ip 3584
        1⤵
          PID:880
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 3584 -ip 3584
          1⤵
            PID:8
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3584 -ip 3584
            1⤵
              PID:4480
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 3584 -ip 3584
              1⤵
                PID:2208
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 584 -p 3584 -ip 3584
                1⤵
                  PID:2600
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 600 -p 3584 -ip 3584
                  1⤵
                    PID:212
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 608 -p 3584 -ip 3584
                    1⤵
                      PID:2220
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 608 -p 3584 -ip 3584
                      1⤵
                        PID:3924
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 612 -p 3584 -ip 3584
                        1⤵
                          PID:1816
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 612 -p 3584 -ip 3584
                          1⤵
                            PID:896
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 604 -p 3584 -ip 3584
                            1⤵
                              PID:3660
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 572 -p 3584 -ip 3584
                              1⤵
                                PID:636
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 636 -p 3584 -ip 3584
                                1⤵
                                  PID:3524
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 604 -p 3584 -ip 3584
                                  1⤵
                                    PID:3176
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 644 -p 3584 -ip 3584
                                    1⤵
                                      PID:3528
                                    • C:\Windows\SysWOW64\WerFault.exe
                                      C:\Windows\SysWOW64\WerFault.exe -pss -s 656 -p 3584 -ip 3584
                                      1⤵
                                        PID:3104
                                      • C:\Windows\SysWOW64\WerFault.exe
                                        C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 3584 -ip 3584
                                        1⤵
                                          PID:5060

                                        Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

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                                        Downloads

                                        • C:\Users\Admin\AppData\Local\Temp\KC6fJlz.xml

                                          Filesize

                                          1KB

                                          MD5

                                          c2d91d03d6172e78bc6a13a059e7de63

                                          SHA1

                                          ec625dc1d61c7866ee1929bfed19643f8beb5f21

                                          SHA256

                                          fc0ad8d33acae1701936d8c64945a29f7a3125563f59bd3f6a09d52abfc3ba33

                                          SHA512

                                          8ad52239d36116c6ca4cfc3d562a6a6a82e79253c36a22c2b95de1c524d12c15f1de0c2e59975be892b4c1312f408d686c46ec5ec97f809c8b3992082391e8d0

                                        • C:\Users\Admin\AppData\Local\Temp\ead057528196c85d32489827be17677b_JaffaCakes118.exe

                                          Filesize

                                          1.6MB

                                          MD5

                                          ec7c9a92b08808eb2d48f49e11348259

                                          SHA1

                                          6ee65100448a8e5cb89ba6212779fe3d5d099ad3

                                          SHA256

                                          6f24b87783ad1d0a3cbea7db7a17638a2a36349721df520377ee71a2c5d81953

                                          SHA512

                                          c7b3d189c2252c74beeea5ce33bf916a6068064d0b8b3e07794f232e526af30651abf7216748cb9c72c94e0560167c100ba252a7441a80893de66e6013defdf6

                                        • memory/1084-0-0x0000000000400000-0x000000000065C000-memory.dmp

                                          Filesize

                                          2.4MB

                                        • memory/1084-1-0x0000000000400000-0x000000000046B000-memory.dmp

                                          Filesize

                                          428KB

                                        • memory/1084-2-0x0000000001710000-0x000000000178E000-memory.dmp

                                          Filesize

                                          504KB

                                        • memory/1084-13-0x0000000000400000-0x000000000046B000-memory.dmp

                                          Filesize

                                          428KB

                                        • memory/3584-14-0x0000000000400000-0x000000000065C000-memory.dmp

                                          Filesize

                                          2.4MB

                                        • memory/3584-16-0x0000000001750000-0x00000000017CE000-memory.dmp

                                          Filesize

                                          504KB

                                        • memory/3584-22-0x0000000000470000-0x00000000004DB000-memory.dmp

                                          Filesize

                                          428KB

                                        • memory/3584-23-0x0000000000400000-0x000000000045B000-memory.dmp

                                          Filesize

                                          364KB

                                        • memory/3584-41-0x0000000000400000-0x000000000065C000-memory.dmp

                                          Filesize

                                          2.4MB