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Analysis

  • max time kernel
    140s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    21/08/2024, 15:56

General

  • Target

    b4179a12d153eca9ea09164b2988683a_JaffaCakes118.exe

  • Size

    126KB

  • MD5

    b4179a12d153eca9ea09164b2988683a

  • SHA1

    cd103243e3706ec5e3f78dd7cb75d7a73c54e2b7

  • SHA256

    038b38ff61f3a9018c910e24a7c5f1866fd167d52f55a2311c9a4932e5750aff

  • SHA512

    af97b8432b4bb1ee51543b823feac9d7cf2b894ded55c6a7a1eda8bc9fe5c39c73d8e7a6317e5917ccb53c199040523bfcada5007df2896749655f0fa59dcb24

  • SSDEEP

    3072:teSQ41MZrrOwzrq5Ss9eYfphfFQkUcot3EpeBWLsMeDLe:tVYrJrOSsRwcpwS

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 9 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 1 IoCs
  • Modifies registry class 4 IoCs
  • Runs regedit.exe 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b4179a12d153eca9ea09164b2988683a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b4179a12d153eca9ea09164b2988683a_JaffaCakes118.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2388
    • 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:1120
      • 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:2580
      • 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:2304
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x5d0
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2344

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Instant Access\Multi\20110112100129\dialerexe.ini

    Filesize

    616B

    MD5

    17f3ce71f1adb02e9ee92904343da577

    SHA1

    f6cc7ecaf27a5a0bf185c87daa8b3b461c587a03

    SHA256

    44afbdbabae57c08744bbd7bae914bb06248991f99fc6618a6f3ae44acc93714

    SHA512

    95fdfda0928309c7184c36ed06927a2b851fa16411da0f02eccb493a80bfe041836988c3ae7af1380f5fb04c943e65058e5161e0eaf2426501d18ee34961b1f0

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

    Filesize

    2KB

    MD5

    2bae71b3f6f4ef81f7218f5ab0b13c0a

    SHA1

    9cfbf6e1a997cc3032ea75a3db7b528e94e7bdce

    SHA256

    2adfaf9cb623a1c5e4f92692118e3219a870becac703f151935a6f2b15bb6b5d

    SHA512

    8ca94ffc824c9b4c1a6bbd4719d672f6746681f229fbd821745fc11d085fdb61c0881a268977495120cae29876eb1a102d00acbaaf6b881afa71e0cdc03c05cf

  • C:\Windows\SysWOW64\egaccess4_1071.dll

    Filesize

    76KB

    MD5

    b83f652ffa76451ae438954f89c02f62

    SHA1

    b3ba0014dd16cee5f6d4cfe7e28b2d5de79dc6dd

    SHA256

    f601991aa00cbe7001197affc0e3854ab76c51c05b9a6ca3e3f708fed876c32f

    SHA512

    965172a5ecd070ea6707ec9985ee3c135c06534561b90ae233e8049b247d87d529b8280f0faf2b0ed933f59c68844414726fa80c4d3119cffa4fdd1cb60eab83

  • C:\Windows\iaccess32.exe

    Filesize

    126KB

    MD5

    f689487b9bfe149e9819c027940e5ecf

    SHA1

    ad4aa886fba5dfa2558882edcadcc864a673be5d

    SHA256

    4aed6f73622cb0721388fa6affb9443d36f552d02a8fd2d5a82f13bb0460dd55

    SHA512

    8b040d06b9153f1768091944b881010893d6188ccbf6aaae03206fd365fc1926fda169243f98a9c179bc604a614bc7c5291bd0015a74753d2c7ec2c049614a6e

  • C:\Windows\tmlpcert2007

    Filesize

    6KB

    MD5

    b103757bc3c714123b5efa26ff96a915

    SHA1

    991d6694c71736b59b9486339be44ae5e2b66fef

    SHA256

    eef8937445f24c2bcbe101419be42694e0e38628653a755ab29ecba357d81d48

    SHA512

    d04f2ab14ad4d3e06ea357b4c810515d73b32f2650533a5895ebf5d14b4b697752f25c0c371372e00faab661c0b051c33b8c25bf1226f30be5d6b8727dea81e1

  • memory/1120-85-0x0000000001DA0000-0x0000000001DB0000-memory.dmp

    Filesize

    64KB

  • memory/1120-87-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1120-100-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1120-99-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1120-11-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1120-43-0x0000000001DA0000-0x0000000001DB0000-memory.dmp

    Filesize

    64KB

  • memory/1120-55-0x0000000001DA0000-0x0000000001DB0000-memory.dmp

    Filesize

    64KB

  • memory/1120-98-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1120-84-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1120-97-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1120-86-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1120-96-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1120-88-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1120-89-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1120-90-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1120-92-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1120-93-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1120-94-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1120-95-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2304-30-0x0000000010000000-0x0000000010047000-memory.dmp

    Filesize

    284KB

  • memory/2388-7-0x0000000000370000-0x000000000039E000-memory.dmp

    Filesize

    184KB

  • memory/2388-0-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2388-9-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/2388-8-0x0000000000370000-0x000000000039E000-memory.dmp

    Filesize

    184KB