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Analysis

  • max time kernel
    141s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    10/07/2024, 11:39

General

  • Target

    348fdf073b5de29b499d5940d5f0b247_JaffaCakes118.exe

  • Size

    123KB

  • MD5

    348fdf073b5de29b499d5940d5f0b247

  • SHA1

    d4dcf3f2d87c78c39f907348aec7554ccd0b6422

  • SHA256

    fbc2a7eaa478e48e456b2e214af14d9750111563b382f9fc90efce707344cfa3

  • SHA512

    a27c3efa19d72973d9061ec3d8991a32d27edd3d4c565c809cd7d0c7d2c6660b3baf50b6ef52a3842e3aa3cbfaa63325fff97a47cad9da808340aaa8028ba02f

  • SSDEEP

    3072:teSQ41MZrrOwzrq5Ss9eYfphfFQkUcot3EpeBWLsJhP0fN:tVYrJrOSsRwcpshP0fN

Score
8/10
upx

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).

  • 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\348fdf073b5de29b499d5940d5f0b247_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\348fdf073b5de29b499d5940d5f0b247_JaffaCakes118.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2520
    • 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
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3064
      • C:\Windows\SysWOW64\regedit.exe
        "C:\Windows\System32\regedit.exe" /s C:\Windows\tmlpcert2007
        3⤵
        • Manipulates Digital Signatures
        • Runs regedit.exe
        PID:2540
      • C:\Windows\SysWOW64\regsvr32.exe
        regsvr32.exe /s "C:\Windows\system32\egaccess4_1071.dll"
        3⤵
        • Loads dropped DLL
        • Modifies registry class
        PID:2784

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Instant Access\Multi\20110118190131\dialerexe.ini

    Filesize

    668B

    MD5

    b3ce2faa46f2957ae1013add8e06d953

    SHA1

    4786c67fc5a409446232751d57257910619550b0

    SHA256

    1d9f8bd1520e030d0fb8a21a88dc6826446bc96197f159d46a910a5dfb4dd94d

    SHA512

    f29f1e8a72440ad969c7cd4300016615d47289369a7d427350a81223b080da4cf80436c1ed1cc1bf2ba125acf6409f08f94044a5e42f5805baf2f8f46970e77a

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

    Filesize

    2KB

    MD5

    8fc291c56ce9bd7c35979d26c5610350

    SHA1

    0be7bc0239996b44415f4df368d279019a8beed5

    SHA256

    c7332bab66deae4fbb15f53de5e89513f8136f59fdc4bbe22a641e2a4949f6ee

    SHA512

    2b1459f9e947bde02ca93654eb90fd97c38441068d05af84aa39c7e28dda680dfb84fccc0c5634cdd10714297f0935ed042999627b7930d88c1ab281541c0427

  • C:\Windows\SysWOW64\egaccess4_1071.dll

    Filesize

    76KB

    MD5

    b83f652ffa76451ae438954f89c02f62

    SHA1

    b3ba0014dd16cee5f6d4cfe7e28b2d5de79dc6dd

    SHA256

    f601991aa00cbe7001197affc0e3854ab76c51c05b9a6ca3e3f708fed876c32f

    SHA512

    965172a5ecd070ea6707ec9985ee3c135c06534561b90ae233e8049b247d87d529b8280f0faf2b0ed933f59c68844414726fa80c4d3119cffa4fdd1cb60eab83

  • C:\Windows\iaccess32.exe

    Filesize

    123KB

    MD5

    90cdc90ea59103961399647954255c65

    SHA1

    5e7b65a7d3e69e49fe601e9f2c4c24cc1e50373f

    SHA256

    55a196caf5b8c45c230661dae1a44b81ea95fbab1a84168bb0148b50b876cb0b

    SHA512

    5474d0010823d749ee514583f021a5094fcb0a6c51c142c856bb5a4bcedce102c9897ceba0acf38c570161ce568ee09285bd0c52569d8a16d07d9391713d0cbc

  • C:\Windows\tmlpcert2007

    Filesize

    6KB

    MD5

    b103757bc3c714123b5efa26ff96a915

    SHA1

    991d6694c71736b59b9486339be44ae5e2b66fef

    SHA256

    eef8937445f24c2bcbe101419be42694e0e38628653a755ab29ecba357d81d48

    SHA512

    d04f2ab14ad4d3e06ea357b4c810515d73b32f2650533a5895ebf5d14b4b697752f25c0c371372e00faab661c0b051c33b8c25bf1226f30be5d6b8727dea81e1

  • memory/2520-7-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2520-0-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2784-32-0x0000000010000000-0x0000000010047000-memory.dmp

    Filesize

    284KB

  • memory/3064-79-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/3064-84-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/3064-57-0x00000000020E0000-0x00000000020F0000-memory.dmp

    Filesize

    64KB

  • memory/3064-78-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/3064-9-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/3064-80-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/3064-81-0x00000000020E0000-0x00000000020F0000-memory.dmp

    Filesize

    64KB

  • memory/3064-82-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/3064-83-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/3064-45-0x00000000020E0000-0x00000000020F0000-memory.dmp

    Filesize

    64KB

  • memory/3064-86-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/3064-87-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/3064-88-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/3064-89-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/3064-90-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/3064-91-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/3064-92-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/3064-93-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/3064-94-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB