Analysis

  • max time kernel
    141s
  • max time network
    133s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/08/2024, 14:35

General

  • Target

    b803df7e2edb0c29223123b4050a235b_JaffaCakes118.exe

  • Size

    70KB

  • MD5

    b803df7e2edb0c29223123b4050a235b

  • SHA1

    7ceff53c73417f0ffeb339ef6ac2266aa1e8ab04

  • SHA256

    e80e8869e432174d3ec5762cfeae5818c05c7b14620f4dbfd44e5178bc8b78fe

  • SHA512

    2569ef2fe1fed21b986d0e91f4f2ff7b551c4a95dcaff1ebf847b137b40ab140c8dc0b5067c8888c91167158a28ddfa90b0f5c7575465b06f2ddcd3e8cf96d9c

  • SSDEEP

    1536:smpu+AFexyw3b2GXdprmfToNTEECNIb9+tgTmXLJEIydBe:XZxyzGMoNTE/6bctgyLJH4s

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b803df7e2edb0c29223123b4050a235b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b803df7e2edb0c29223123b4050a235b_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1400
    • C:\Users\Admin\AppData\Local\Temp\Patch na Spoil pod RuOff.exe
      "C:\Users\Admin\AppData\Local\Temp\Patch na Spoil pod RuOff.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2308
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2308 -s 224
        3⤵
        • Program crash
        PID:4884
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 2308 -ip 2308
    1⤵
      PID:3372

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\Patch na Spoil pod RuOff.exe

            Filesize

            61KB

            MD5

            21e96e7a5127ce408520874367e84563

            SHA1

            04c152bcd9e617bdce93817e9678d32536f0f67c

            SHA256

            9a22f022667489be26c5610eb11180f6068ccf30ed0e078290d872c9cf891638

            SHA512

            dc2bad1f465b9baa31f0af1f701573ed6e660dcddb225c64c92189a5d825a8dd8aba7662a5edb480664041fc06dfe95e6a7be4d140ca3ae542dfb9298072a52e

          • memory/2308-8-0x0000000000400000-0x0000000000445191-memory.dmp

            Filesize

            276KB

          • memory/2308-9-0x0000000000400000-0x0000000000445191-memory.dmp

            Filesize

            276KB