Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    22/07/2024, 22:46

General

  • Target

    651970f5c6878f833474253db3f48a5c_JaffaCakes118.exe

  • Size

    460KB

  • MD5

    651970f5c6878f833474253db3f48a5c

  • SHA1

    53dce3b73833317a7f7de908460e6e879d46f8ec

  • SHA256

    fb5805db945d8a8f1d3fcdf62bc220f999c41ef1d0c0342cdbf683169cb0df18

  • SHA512

    7ed48f40da8b89c15c046300e9711e841a6172a4b55882295efee706d6fba5057a317ce0f37a5643d1d81411cfdbd0bd8cf748766babe527760d8ca75dd17d7f

  • SSDEEP

    12288:VlSt6oIHNOhU5O5TYo4XqTig5GSR9CClDDL:VlSt69HNx6T/5xT

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 7 IoCs
  • Loads dropped DLL 10 IoCs
  • UPX packed file 6 IoCs

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

  • Adds Run key to start application 2 TTPs 50 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates processes with tasklist 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 52 IoCs

Processes

  • C:\Windows\system32\csrss.exe
    %SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
    1⤵
    • Executes dropped EXE
    • Drops desktop.ini file(s)
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:332
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k netsvcs
    1⤵
      PID:864
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:1068
        • C:\Users\Admin\AppData\Local\Temp\651970f5c6878f833474253db3f48a5c_JaffaCakes118.exe
          "C:\Users\Admin\AppData\Local\Temp\651970f5c6878f833474253db3f48a5c_JaffaCakes118.exe"
          2⤵
          • Loads dropped DLL
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:2404
          • C:\Users\Admin\iBdqphzke5.exe
            C:\Users\Admin\iBdqphzke5.exe
            3⤵
            • Modifies visiblity of hidden/system files in Explorer
            • Executes dropped EXE
            • Loads dropped DLL
            • Adds Run key to start application
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:2132
            • C:\Users\Admin\zivel.exe
              "C:\Users\Admin\zivel.exe"
              4⤵
              • Modifies visiblity of hidden/system files in Explorer
              • Executes dropped EXE
              • Adds Run key to start application
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of SetWindowsHookEx
              PID:2700
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\System32\cmd.exe" /c tasklist&&del iBdqphzke5.exe
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2828
              • C:\Windows\SysWOW64\tasklist.exe
                tasklist
                5⤵
                • Enumerates processes with tasklist
                • Suspicious use of AdjustPrivilegeToken
                PID:2616
          • C:\Users\Admin\astat.exe
            C:\Users\Admin\astat.exe
            3⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:2868
            • C:\Users\Admin\astat.exe
              "C:\Users\Admin\astat.exe"
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              PID:2724
          • C:\Users\Admin\dstat.exe
            C:\Users\Admin\dstat.exe
            3⤵
            • Executes dropped EXE
            • Suspicious use of SetWindowsHookEx
            PID:2628
          • C:\Users\Admin\fstat.exe
            C:\Users\Admin\fstat.exe
            3⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:2500
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\system32\cmd.exe"
              4⤵
                PID:2272
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\System32\cmd.exe" /c tasklist&&del 651970f5c6878f833474253db3f48a5c_JaffaCakes118.exe
              3⤵
              • Deletes itself
              • Suspicious use of WriteProcessMemory
              PID:2216
              • C:\Windows\SysWOW64\tasklist.exe
                tasklist
                4⤵
                • Enumerates processes with tasklist
                • Suspicious use of AdjustPrivilegeToken
                PID:2236

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\astat.exe

          Filesize

          60KB

          MD5

          87c6498966e3f85fac743c89050aa312

          SHA1

          05c165c34cbfa14e4925c33ace81992b0f50a2b5

          SHA256

          30c8328585e41968aff773da16cedbe590dcefd293c7fa74a69c557ecbf2c3c5

          SHA512

          740f7159ee78f73e57c92e583b8c4f97c5dd49b68b9c321da976d7e318819daa28e8dfc76e95e1e3ccee643dc464324c40b481d1849863e287d826adb577b420

        • C:\Windows\system32\consrv.dll

          Filesize

          53KB

          MD5

          4d7cde615a0f534bd5e359951829554b

          SHA1

          c885d00d9000f2a5dbc78f6193a052b36f4fe968

          SHA256

          414fdf9bdcae5136c1295d6d24740c50a484acd81f1f7d0fb5d5c138607cb80a

          SHA512

          33d632f9fbb694440a1ca568c90518784278efd1dc9ee2b57028149d56ebe1f7346d5b59dcfafee2eeaa10091dda05f48958e909d6bfc891e037ae1cfbd048d4

        • \??\globalroot\systemroot\assembly\temp\@

          Filesize

          2KB

          MD5

          0ce15487ee4cb34c7796180744aaffd5

          SHA1

          32ae2fc99bc594a8c413560c393573a350e17c93

          SHA256

          bb2ce7b5547b046d18e8be19009b4ccd8499b9a2984e955dc07601e025315077

          SHA512

          6e87fa199926f9d4e0380fbae29d1da0e605666b682a7c27dec89faa05cb8a03a6cf2abf6b36535f3412cd7cc4a5689680c96534b017fa445c31856dec148e8a

        • \Users\Admin\dstat.exe

          Filesize

          36KB

          MD5

          b6da847084e39e0cecf175c32c91b4bb

          SHA1

          fbfd9494fabed5220cdf01866ff088fe7adc535b

          SHA256

          065781e8a55cf59cb926d5950e0039e19b50b1e081023404fbff4d7a32fc9cbe

          SHA512

          59d372ea36904cd48c99f2f34740c22004b35c5e5dada2417813b0463292af19e4aa5ba4552cc443da373e40ba03a1f7906019a567806806f5972c202a31d9d2

        • \Users\Admin\fstat.exe

          Filesize

          271KB

          MD5

          34353cf7e1d1b10bcbbcae0745110535

          SHA1

          2fb471681daac6f6d66477b7772025da4f58c508

          SHA256

          b2d7a66e2d10d8943e48d6f3ad75237ff379e82ab0101a620406c4569be1d959

          SHA512

          7404f82abfabd21d6f2a88b55f6f0ff886bb0a1f16a9d45c6883d74daa26451f862a10a78646c549c3a3264ba4bd9fb44949d470493af895973dd05a0ec311e6

        • \Users\Admin\iBdqphzke5.exe

          Filesize

          244KB

          MD5

          a4cdb62cf4866a17e742e7e9cc73d237

          SHA1

          30d94f8e872455ac569949ac4c768d0a0cdfbba7

          SHA256

          c741d649bf5b72fbe97470820ce994ce29b153baae14af10c3a2a9adc3098b32

          SHA512

          c4447f95565d3e5dc0ef7712382325280bedf127ac682f85f4043b586afb4188633f2c73277595eb31fe45d992107492f42c82a71f448286a9cb8fac4bfb3671

        • \Users\Admin\zivel.exe

          Filesize

          244KB

          MD5

          d7b1a717c90dfc51613b746369bf4c04

          SHA1

          afb34607d6b1623314c74feb3dcda0225b771de3

          SHA256

          b0e2b14a94930b94a80fd07134ea836882f667fcf6180085c3f3652e6b1398b9

          SHA512

          16efeda726a76790630be52c874aa79e2d4980e092e41dbb3a152db575648016dc0b7ea530b4d2dc6d1371b59ba070ac6b7dc6ea5832302241e657a9b8401309

        • memory/332-106-0x0000000000E80000-0x0000000000E92000-memory.dmp

          Filesize

          72KB

        • memory/332-117-0x0000000000E80000-0x0000000000E92000-memory.dmp

          Filesize

          72KB

        • memory/864-127-0x0000000000C50000-0x0000000000C5B000-memory.dmp

          Filesize

          44KB

        • memory/864-128-0x0000000000CE0000-0x0000000000CEB000-memory.dmp

          Filesize

          44KB

        • memory/864-123-0x0000000000C50000-0x0000000000C5B000-memory.dmp

          Filesize

          44KB

        • memory/864-119-0x0000000000C50000-0x0000000000C5B000-memory.dmp

          Filesize

          44KB

        • memory/1068-92-0x0000000002CF0000-0x0000000002CF6000-memory.dmp

          Filesize

          24KB

        • memory/1068-96-0x0000000002CF0000-0x0000000002CF6000-memory.dmp

          Filesize

          24KB

        • memory/1068-100-0x0000000002CF0000-0x0000000002CF6000-memory.dmp

          Filesize

          24KB

        • memory/2132-28-0x0000000003AA0000-0x000000000455A000-memory.dmp

          Filesize

          10.7MB

        • memory/2500-81-0x0000000002B30000-0x0000000002B6D000-memory.dmp

          Filesize

          244KB

        • memory/2500-110-0x0000000000400000-0x0000000000446000-memory.dmp

          Filesize

          280KB

        • memory/2500-90-0x0000000002B30000-0x0000000002B6D000-memory.dmp

          Filesize

          244KB

        • memory/2500-91-0x0000000002B30000-0x0000000002B6D000-memory.dmp

          Filesize

          244KB

        • memory/2500-88-0x0000000002B30000-0x0000000002B6D000-memory.dmp

          Filesize

          244KB

        • memory/2500-84-0x0000000002B30000-0x0000000002B6D000-memory.dmp

          Filesize

          244KB

        • memory/2500-87-0x0000000002B30000-0x0000000002B6D000-memory.dmp

          Filesize

          244KB

        • memory/2500-89-0x0000000002B30000-0x0000000002B6D000-memory.dmp

          Filesize

          244KB

        • memory/2724-46-0x0000000000400000-0x000000000040E000-memory.dmp

          Filesize

          56KB

        • memory/2724-39-0x0000000000400000-0x000000000040E000-memory.dmp

          Filesize

          56KB

        • memory/2724-41-0x0000000000400000-0x000000000040E000-memory.dmp

          Filesize

          56KB

        • memory/2724-43-0x0000000000400000-0x000000000040E000-memory.dmp

          Filesize

          56KB

        • memory/2724-45-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/2724-48-0x0000000000400000-0x000000000040E000-memory.dmp

          Filesize

          56KB

        • memory/2724-49-0x0000000000400000-0x000000000040E000-memory.dmp

          Filesize

          56KB

        • memory/2724-50-0x0000000000400000-0x000000000040E000-memory.dmp

          Filesize

          56KB