Analysis

  • max time kernel
    94s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-09-2024 05:20

General

  • Target

    df90a371383ca790075a1f98de44ce79_JaffaCakes118.dll

  • Size

    67KB

  • MD5

    df90a371383ca790075a1f98de44ce79

  • SHA1

    a4bf54fed68a5da47995e24ffb70d3c3accd3f50

  • SHA256

    5ba9fcc14b8beddafebe3499313aafdc8723cef6cc2f7c820e52974a52bed990

  • SHA512

    abffb1463a82eb1b229de1988254008734da70ea11e24daf3a513f87c6f746a597070cb6a29b15c1058927dc58b8d1c9320f6da27d285b018ac7f40cc99df966

  • SSDEEP

    1536:7KaouK0rof8925RMehGW4j6cHeP39qshuqRxxzz:7KaouK99MqB4jM3/nTz

Score
5/10

Malware Config

Signatures

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 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.

  • Modifies Internet Explorer settings 1 TTPs 30 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\df90a371383ca790075a1f98de44ce79_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2740
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\df90a371383ca790075a1f98de44ce79_JaffaCakes118.dll,#1
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:468
      • C:\Program Files\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4652
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4652 CREDAT:17410 /prefetch:2
          4⤵
          • System Location Discovery: System Language Discovery
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:1196
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 468 -s 604
        3⤵
        • Program crash
        PID:2596
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 468 -ip 468
    1⤵
      PID:2016

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

      Filesize

      471B

      MD5

      84231e6b703a4b64fa601076af9e016a

      SHA1

      210e330be937e617085d28bf356c990a49dce0a5

      SHA256

      e10b7b5f4f3291d340cebafd2d87bbec8689ffb1750a813a2887b6cd31ce61b3

      SHA512

      e13fcb1e344dbd4cd9429faa51f61615ce602908e3eabb7ae9190e745f38747b62b563ca9c0c71abecff1fc398afd2652d32ec37511061d2dff2356aaad0b8d4

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

      Filesize

      404B

      MD5

      a1bc2f4fc3d47eb99c1a33e2b801eb62

      SHA1

      6dd6874d480ef358692d00c5635c3e295233d2b9

      SHA256

      8891c12ec4016965cfe930f398547bb5896ec7eb15429a394cdbbce4b2996078

      SHA512

      5d2645b70e41cd9100bfadcc75a2ba6554bd85945bae0c81aaa361f99ef9861b473da795758ed6377027452a0ee6e34f9d39455a5d777ef9fd03a0a15fb2a05b

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\GENTSNHI\suggestions[1].en-US

      Filesize

      17KB

      MD5

      5a34cb996293fde2cb7a4ac89587393a

      SHA1

      3c96c993500690d1a77873cd62bc639b3a10653f

      SHA256

      c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

      SHA512

      e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee