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Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    29/09/2024, 12:24

General

  • Target

    fe850b9cb64952e4ef425c2483f6e1e5_JaffaCakes118.exe

  • Size

    506KB

  • MD5

    fe850b9cb64952e4ef425c2483f6e1e5

  • SHA1

    859d625c454b1d706d45eff9b710032f4738b3cf

  • SHA256

    89aa030be1bc8c352c1e639992143bf0f0b0471344dd24fa4a0c24d46971f996

  • SHA512

    5d9e401b244ba9cc8bcdebe40595b5fbba7ea0cd57039209dae0c120b087d9abefb9ea82db06b278e817e845f8f29a8234c5bcd451f734fdffac5901481d5e7f

  • SSDEEP

    6144:jaUhMk70XLC1t9N9/W76hVj+VD3hbcd5SVtY/nWMSqKMXGY/uqp:jqkeLCP9NyEma3l4fM

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

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

  • Drops file in Windows directory 6 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 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fe850b9cb64952e4ef425c2483f6e1e5_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fe850b9cb64952e4ef425c2483f6e1e5_JaffaCakes118.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2644
    • C:\Windows\Nligua.exe
      C:\Windows\Nligua.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of UnmapMainImage
      PID:2764

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\Nligua.exe

    Filesize

    506KB

    MD5

    fe850b9cb64952e4ef425c2483f6e1e5

    SHA1

    859d625c454b1d706d45eff9b710032f4738b3cf

    SHA256

    89aa030be1bc8c352c1e639992143bf0f0b0471344dd24fa4a0c24d46971f996

    SHA512

    5d9e401b244ba9cc8bcdebe40595b5fbba7ea0cd57039209dae0c120b087d9abefb9ea82db06b278e817e845f8f29a8234c5bcd451f734fdffac5901481d5e7f

  • C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job

    Filesize

    372B

    MD5

    ca94f15d712ac88065d14e8f3f4ea216

    SHA1

    3b557f100c3739eb4bb5cf9e142dff7379e9e1fa

    SHA256

    64a008a8c09ab335629eb390d485aed91b11403fe726b6c124b43b5db74f7d42

    SHA512

    43a00d79b5f1ca99dfc512ac039771c9f5eed8926272d9b7170dbc6445f2f32938249d0efed4df40e34ab917fd046ed39d27a4446f32de170a3d25586a0e00dc

  • memory/2644-3-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/2644-0-0x0000000000400000-0x0000000000480000-memory.dmp

    Filesize

    512KB

  • memory/2644-2-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2644-1-0x0000000000401000-0x0000000000402000-memory.dmp

    Filesize

    4KB

  • memory/2644-18-0x0000000000400000-0x0000000000480000-memory.dmp

    Filesize

    512KB

  • memory/2644-20-0x0000000000401000-0x0000000000402000-memory.dmp

    Filesize

    4KB

  • memory/2644-16213-0x0000000001F30000-0x0000000001FB0000-memory.dmp

    Filesize

    512KB

  • memory/2644-47761-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/2764-12-0x0000000000400000-0x0000000000480000-memory.dmp

    Filesize

    512KB

  • memory/2764-22-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/2764-47764-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB