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Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    21/08/2024, 22:24

General

  • Target

    b54883351421ed20db70a89a655d75ef_JaffaCakes118.exe

  • Size

    107KB

  • MD5

    b54883351421ed20db70a89a655d75ef

  • SHA1

    eef43f79a979b7fdbc1ce729c91bd933118de0b6

  • SHA256

    63286e6c890bf2c15c964f7264eb76795ad49aacf593683c2e52ae8a66340a35

  • SHA512

    982adf5a26ad3b6a28ec88da7768c173fc3160a0cc6c05a7c161d5ef44cba6ea0c7c2231195079c1ea2607f87eaf1efe0a8334b095a369776aefe663b515b964

  • SSDEEP

    1536:+r1V3k5x9zTF9V1GfC0q+j+zU8wrHvg+jjNVJAgUKT8W2cK3wy/8l/epYnG2fr9o:okx9PrmRrH/jhVJAzKTCx37s/fnhfrW

Malware Config

Signatures

  • Emotet

    Emotet is a trojan that is primarily spread through spam emails.

  • Drops file in System32 directory 1 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 data under HKEY_USERS 25 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 4 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b54883351421ed20db70a89a655d75ef_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b54883351421ed20db70a89a655d75ef_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2480
    • C:\Users\Admin\AppData\Local\Temp\b54883351421ed20db70a89a655d75ef_JaffaCakes118.exe
      --a058942
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: RenamesItself
      • Suspicious use of UnmapMainImage
      PID:2804
  • C:\Windows\SysWOW64\typstarta.exe
    "C:\Windows\SysWOW64\typstarta.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2168
    • C:\Windows\SysWOW64\typstarta.exe
      --b1cd0860
      2⤵
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of UnmapMainImage
      PID:2712

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2168-7-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2480-4-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2480-3-0x00000000001B0000-0x00000000001C1000-memory.dmp

    Filesize

    68KB

  • memory/2480-1-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2480-0-0x00000000001B0000-0x00000000001C1000-memory.dmp

    Filesize

    68KB

  • memory/2712-11-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2712-12-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2804-6-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2804-5-0x0000000000400000-0x000000000041C000-memory.dmp

    Filesize

    112KB

  • memory/2804-10-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB