Analysis

  • max time kernel
    139s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    28/09/2024, 22:42

General

  • Target

    fd4999bcbfefb6ffa8d77842646cc473_JaffaCakes118.exe

  • Size

    196KB

  • MD5

    fd4999bcbfefb6ffa8d77842646cc473

  • SHA1

    818fa98cf7f00787c2c1910df9d690b4f4cb919f

  • SHA256

    e61c9189aea6fbf278c49d7dab83e2f56ca70ef9575ebdf0691b17a4a9e60a7e

  • SHA512

    2fa9292f69eface3439fe1ce6c621bf3c56cce77a9f723f8891d2d9a736553b2022d0bc86ea832de2ecb232718464b2080ea975c497ab681c9527afc8b970c03

  • SSDEEP

    6144:8u3QelyRW3UX3Z6etibRIP9tlnDZG1xYWhNO8NOqGAkh:8UvuW32Z61dGhZafXNOFAkh

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Unexpected DNS network traffic destination 4 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Drops desktop.ini file(s) 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 50 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 10 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 behavior: EnumeratesProcesses
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:332
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k netsvcs
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:852
    • C:\Windows\system32\wbem\WMIADAP.EXE
      wmiadap.exe /F /T /R
      2⤵
        PID:2752
    • C:\Windows\Explorer.EXE
      C:\Windows\Explorer.EXE
      1⤵
        PID:1124
        • C:\Users\Admin\AppData\Local\Temp\fd4999bcbfefb6ffa8d77842646cc473_JaffaCakes118.exe
          "C:\Users\Admin\AppData\Local\Temp\fd4999bcbfefb6ffa8d77842646cc473_JaffaCakes118.exe"
          2⤵
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2684
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\system32\cmd.exe"
            3⤵
            • Deletes itself
            • System Location Discovery: System Language Discovery
            PID:2716

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        2KB

        MD5

        aa591d93dea2b355f447f87ca177f0ad

        SHA1

        3f9c06eeb65a6d4868260be6c60f768c8370a1f0

        SHA256

        ca7fc6612a951b2d6e9ab6b84acab0392bd96d109607520e2e49c2c200f4f5e1

        SHA512

        e932282d536c6c2f2d6e64f328be1b61a8e33599ba0c799da16dc474810a8f9ac1445b64becb87db405f8b480375114f0106dd10d068750951a8b1783dfd1b29

      • \Windows\System32\consrv.dll

        Filesize

        52KB

        MD5

        e60558bda4e220f494f7ef757f0bd725

        SHA1

        9e1215bdad1a51123a4eb012f1f4e3103ac436ed

        SHA256

        86a744302786cb7afb20ccf54f8e157fc149906fca8af1bcc62bc56f8d807a98

        SHA512

        e13e010a99d501a4c462377f144614945346e00b28e1a39936c329f6cdb8ddf24a9188bdb7bd5723925c77b940d6559fd876ad574a8dccac07cd1b1ea13e7576

      • memory/332-20-0x0000000002520000-0x0000000002531000-memory.dmp

        Filesize

        68KB

      • memory/332-21-0x0000000002520000-0x0000000002531000-memory.dmp

        Filesize

        68KB

      • memory/332-29-0x0000000002520000-0x0000000002531000-memory.dmp

        Filesize

        68KB

      • memory/332-19-0x0000000002330000-0x0000000002331000-memory.dmp

        Filesize

        4KB

      • memory/852-44-0x00000000003D0000-0x00000000003D8000-memory.dmp

        Filesize

        32KB

      • memory/852-31-0x00000000003E0000-0x00000000003EB000-memory.dmp

        Filesize

        44KB

      • memory/852-35-0x00000000003E0000-0x00000000003EB000-memory.dmp

        Filesize

        44KB

      • memory/852-42-0x00000000003F0000-0x00000000003FB000-memory.dmp

        Filesize

        44KB

      • memory/852-40-0x00000000003D0000-0x00000000003D8000-memory.dmp

        Filesize

        32KB

      • memory/852-45-0x00000000003F0000-0x00000000003FB000-memory.dmp

        Filesize

        44KB

      • memory/852-39-0x00000000003E0000-0x00000000003EB000-memory.dmp

        Filesize

        44KB

      • memory/1124-10-0x0000000002580000-0x0000000002586000-memory.dmp

        Filesize

        24KB

      • memory/1124-5-0x0000000002580000-0x0000000002586000-memory.dmp

        Filesize

        24KB

      • memory/1124-13-0x0000000002580000-0x0000000002586000-memory.dmp

        Filesize

        24KB

      • memory/1124-4-0x0000000002570000-0x0000000002572000-memory.dmp

        Filesize

        8KB

      • memory/2684-28-0x0000000000400000-0x000000000044D000-memory.dmp

        Filesize

        308KB

      • memory/2684-25-0x0000000000400000-0x000000000044D000-memory.dmp

        Filesize

        308KB

      • memory/2684-24-0x0000000000401000-0x0000000000405000-memory.dmp

        Filesize

        16KB

      • memory/2684-0-0x0000000000401000-0x0000000000405000-memory.dmp

        Filesize

        16KB

      • memory/2684-3-0x0000000000400000-0x000000000044D000-memory.dmp

        Filesize

        308KB

      • memory/2684-2-0x0000000000400000-0x000000000044D000-memory.dmp

        Filesize

        308KB

      • memory/2684-1-0x0000000000400000-0x000000000044D000-memory.dmp

        Filesize

        308KB