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Analysis

  • max time kernel
    148s
  • max time network
    113s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/04/2024, 12:11

General

  • Target

    f1063749089485c04afdf0e612ecefd6_JaffaCakes118.exe

  • Size

    380KB

  • MD5

    f1063749089485c04afdf0e612ecefd6

  • SHA1

    1aff565fa53fbf071e2d82bd13364dac94d074ab

  • SHA256

    26e3935f9e6a021f70782e8d6a1c4d0d23c218bcfffdb79b3526b746d5a290f6

  • SHA512

    ff06a98ac64430f823063dedc06a40d8e55d152594c92cd2c89f7850dd227dfb05f9d36f2170b1f5274141b4a9fc04a4046b03d637e7bf692cab719f029c1b0a

  • SSDEEP

    6144:jHmzMe3ZKpplTrUFaEnuKlJD2qhiVrBDPi87DxmLX2xq5otuBNukc1ppB3PQ:bGZpgKaEnuylEK877qGcHG4

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 15 IoCs
  • Kills process with taskkill 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f1063749089485c04afdf0e612ecefd6_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f1063749089485c04afdf0e612ecefd6_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4416
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4416 -s 588
      2⤵
      • Program crash
      PID:348
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4416 -s 664
      2⤵
      • Program crash
      PID:2712
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4416 -s 776
      2⤵
      • Program crash
      PID:3900
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4416 -s 872
      2⤵
      • Program crash
      PID:4652
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4416 -s 1032
      2⤵
      • Program crash
      PID:1516
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4416 -s 888
      2⤵
      • Program crash
      PID:1576
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4416 -s 888
      2⤵
      • Program crash
      PID:3120
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4416 -s 1052
      2⤵
      • Program crash
      PID:2664
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c taskkill /f /pid 4416 & ping -n 3 127.1 & del /f /q "C:\Users\Admin\AppData\Local\Temp\f1063749089485c04afdf0e612ecefd6_JaffaCakes118.exe" & start C:\Users\Admin\AppData\Local\ACIEIX~1.EXE -f
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:552
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /pid 4416
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1396
      • C:\Windows\SysWOW64\PING.EXE
        ping -n 3 127.1
        3⤵
        • Runs ping.exe
        PID:4924
      • C:\Users\Admin\AppData\Local\acieixvka.exe
        C:\Users\Admin\AppData\Local\ACIEIX~1.EXE -f
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:5032
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5032 -s 552
          4⤵
          • Program crash
          PID:5048
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5032 -s 800
          4⤵
          • Program crash
          PID:928
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5032 -s 840
          4⤵
          • Program crash
          PID:1932
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5032 -s 856
          4⤵
          • Program crash
          PID:1828
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5032 -s 808
          4⤵
          • Program crash
          PID:2812
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 5032 -s 848
          4⤵
          • Program crash
          PID:4164
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4416 -s 532
      2⤵
      • Program crash
      PID:2636
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4416 -ip 4416
    1⤵
      PID:4076
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 4416 -ip 4416
      1⤵
        PID:1476
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4416 -ip 4416
        1⤵
          PID:5112
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4416 -ip 4416
          1⤵
            PID:2688
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4416 -ip 4416
            1⤵
              PID:2728
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4416 -ip 4416
              1⤵
                PID:1788
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 4416 -ip 4416
                1⤵
                  PID:4852
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4416 -ip 4416
                  1⤵
                    PID:1716
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4416 -ip 4416
                    1⤵
                      PID:3996
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 5032 -ip 5032
                      1⤵
                        PID:812
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 5032 -ip 5032
                        1⤵
                          PID:4056
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 5032 -ip 5032
                          1⤵
                            PID:1476
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 5032 -ip 5032
                            1⤵
                              PID:4540
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 572 -p 5032 -ip 5032
                              1⤵
                                PID:3752
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 388 -p 5032 -ip 5032
                                1⤵
                                  PID:4736

                                Network

                                MITRE ATT&CK Enterprise v15

                                Replay Monitor

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                                Downloads

                                • C:\Users\Admin\AppData\Local\acieixvka.exe

                                  Filesize

                                  380KB

                                  MD5

                                  f1063749089485c04afdf0e612ecefd6

                                  SHA1

                                  1aff565fa53fbf071e2d82bd13364dac94d074ab

                                  SHA256

                                  26e3935f9e6a021f70782e8d6a1c4d0d23c218bcfffdb79b3526b746d5a290f6

                                  SHA512

                                  ff06a98ac64430f823063dedc06a40d8e55d152594c92cd2c89f7850dd227dfb05f9d36f2170b1f5274141b4a9fc04a4046b03d637e7bf692cab719f029c1b0a

                                • memory/4416-9-0x0000000000DA0000-0x0000000000DE2000-memory.dmp

                                  Filesize

                                  264KB

                                • memory/4416-1-0x0000000000DA0000-0x0000000000DE2000-memory.dmp

                                  Filesize

                                  264KB

                                • memory/4416-3-0x0000000001000000-0x000000000109D000-memory.dmp

                                  Filesize

                                  628KB

                                • memory/4416-4-0x0000000001000000-0x000000000109D000-memory.dmp

                                  Filesize

                                  628KB

                                • memory/4416-5-0x0000000000E20000-0x0000000000E22000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/4416-6-0x0000000001000000-0x000000000109D000-memory.dmp

                                  Filesize

                                  628KB

                                • memory/4416-8-0x0000000001000000-0x000000000109D000-memory.dmp

                                  Filesize

                                  628KB

                                • memory/4416-0-0x0000000001000000-0x000000000109D000-memory.dmp

                                  Filesize

                                  628KB

                                • memory/4416-2-0x0000000000E00000-0x0000000000E01000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/5032-13-0x0000000001000000-0x000000000109D000-memory.dmp

                                  Filesize

                                  628KB

                                • memory/5032-14-0x0000000000AF0000-0x0000000000B32000-memory.dmp

                                  Filesize

                                  264KB

                                • memory/5032-15-0x0000000000480000-0x0000000000481000-memory.dmp

                                  Filesize

                                  4KB

                                • memory/5032-16-0x0000000001000000-0x000000000109D000-memory.dmp

                                  Filesize

                                  628KB

                                • memory/5032-17-0x0000000000CE0000-0x0000000000CE2000-memory.dmp

                                  Filesize

                                  8KB

                                • memory/5032-19-0x0000000000D60000-0x0000000000DFD000-memory.dmp

                                  Filesize

                                  628KB

                                • memory/5032-20-0x0000000001000000-0x000000000109D000-memory.dmp

                                  Filesize

                                  628KB

                                • memory/5032-24-0x0000000000480000-0x0000000000481000-memory.dmp

                                  Filesize

                                  4KB