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Analysis

  • max time kernel
    141s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    12/08/2024, 04:12

General

  • Target

    8d4566d7fd2a31eb752a387d3474f2ad_JaffaCakes118.exe

  • Size

    123KB

  • MD5

    8d4566d7fd2a31eb752a387d3474f2ad

  • SHA1

    9f03ad50ba4ac8410653f36fb59fd840e818574c

  • SHA256

    9f65eee252d7e2b747d60549ae9caf873fcfe0b4ed50ed86b83d40518e83aa59

  • SHA512

    c04f404388f5838e98d92affd28b7122aa964a4ff1fdd221b109f59b5ccf4cb0b19c01fbc33534da6da482b2e978272cc52b3d23506f67bfd3c33406c3ae505d

  • SSDEEP

    3072:teSQ4VMZrrOwzrq5Ss9eYfphfFQkUcot3EpeBWLs/syM8:t1YrJrOSsRwcpWD

Score
8/10

Malware Config

Signatures

  • Manipulates Digital Signatures 1 TTPs 2 IoCs

    Attackers can apply techniques such as changing the registry keys of authenticode & Cryptography to obtain their binary as valid.

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • UPX packed file 21 IoCs

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

  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 13 IoCs
  • Drops file in Windows directory 6 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 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 3 IoCs
  • Modifies registry class 4 IoCs
  • Runs regedit.exe 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8d4566d7fd2a31eb752a387d3474f2ad_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\8d4566d7fd2a31eb752a387d3474f2ad_JaffaCakes118.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1848
    • C:\Windows\iaccess32.exe
      C:\Windows\iaccess32.exe
      2⤵
      • Manipulates Digital Signatures
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1448
      • C:\Windows\SysWOW64\regedit.exe
        "C:\Windows\System32\regedit.exe" /s C:\Windows\tmlpcert2007
        3⤵
        • Manipulates Digital Signatures
        • System Location Discovery: System Language Discovery
        • Runs regedit.exe
        PID:2172
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32.exe /s "C:\Windows\system32\egaccess4_1071.dll"
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        PID:2756

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Instant Access\Multi\20110128130115\dialerexe.ini

    Filesize

    668B

    MD5

    66a9aa3655cf169e20c08290aa5659a4

    SHA1

    cf45e207d7cffb643101caba7e43e59aee443fdc

    SHA256

    91456108aacefd9e47ec497f784e5667db9bb12ebd13132b211e104bc16bbbd9

    SHA512

    e3aa3e8466f144f5cd72931eec7fa7f271c7d9939b05d015291d3c5929bf9ac427ea5fdfe84b661132987d890238ff24016e7f568c8a44ac681aba146615b5d1

  • C:\Users\Public\Desktop\NOCREDITCARD.lnk

    Filesize

    2KB

    MD5

    581fcf105e4fde2b30f410746b92c7ae

    SHA1

    bae0048fff9f2e1c1efedb5af37ef1b00f5a9f48

    SHA256

    55b544b41f9dee3bb5b9ca60e04a8379010b304f49f3af14ce6dd9dec80e930d

    SHA512

    e32b87bf7f6e6a5f76abcfa3722fd9413fb13076ba99e32c110c20c55717bfba6616bae1d02166751be9679a07c1b1a5ee6d243c352a4bd86fc3a644605efeba

  • C:\Windows\SysWOW64\egaccess4_1071.dll

    Filesize

    76KB

    MD5

    b83f652ffa76451ae438954f89c02f62

    SHA1

    b3ba0014dd16cee5f6d4cfe7e28b2d5de79dc6dd

    SHA256

    f601991aa00cbe7001197affc0e3854ab76c51c05b9a6ca3e3f708fed876c32f

    SHA512

    965172a5ecd070ea6707ec9985ee3c135c06534561b90ae233e8049b247d87d529b8280f0faf2b0ed933f59c68844414726fa80c4d3119cffa4fdd1cb60eab83

  • C:\Windows\iaccess32.exe

    Filesize

    123KB

    MD5

    8d4566d7fd2a31eb752a387d3474f2ad

    SHA1

    9f03ad50ba4ac8410653f36fb59fd840e818574c

    SHA256

    9f65eee252d7e2b747d60549ae9caf873fcfe0b4ed50ed86b83d40518e83aa59

    SHA512

    c04f404388f5838e98d92affd28b7122aa964a4ff1fdd221b109f59b5ccf4cb0b19c01fbc33534da6da482b2e978272cc52b3d23506f67bfd3c33406c3ae505d

  • C:\Windows\tmlpcert2007

    Filesize

    6KB

    MD5

    b103757bc3c714123b5efa26ff96a915

    SHA1

    991d6694c71736b59b9486339be44ae5e2b66fef

    SHA256

    eef8937445f24c2bcbe101419be42694e0e38628653a755ab29ecba357d81d48

    SHA512

    d04f2ab14ad4d3e06ea357b4c810515d73b32f2650533a5895ebf5d14b4b697752f25c0c371372e00faab661c0b051c33b8c25bf1226f30be5d6b8727dea81e1

  • memory/1448-86-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1448-83-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1448-9-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1448-45-0x0000000001E40000-0x0000000001E50000-memory.dmp

    Filesize

    64KB

  • memory/1448-93-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1448-77-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1448-78-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1448-79-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1448-80-0x0000000001E40000-0x0000000001E50000-memory.dmp

    Filesize

    64KB

  • memory/1448-81-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1448-82-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1448-92-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1448-85-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1448-91-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1448-87-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1448-88-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1448-89-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1448-90-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1848-0-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1848-7-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2756-32-0x0000000010000000-0x0000000010047000-memory.dmp

    Filesize

    284KB