Analysis

  • max time kernel
    120s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-09-2024 09:42

General

  • Target

    cec16af49a8c7a4e5df2479215fda540N.exe

  • Size

    39KB

  • MD5

    cec16af49a8c7a4e5df2479215fda540

  • SHA1

    200412b6bd6f2da2dc5f7b7ebb76aee9a0d91d52

  • SHA256

    b6fea780abb9aed2b86d1af02eb4128705095c0a3f6e2ee6d55e5fe1755314a4

  • SHA512

    d7e9beb68c79143cd54596905035f9d031a9b2bca2763b692329224a453409bc56df01b24950603ab9166e274cda74b321f72163873daeb4acf30080674809c7

  • SSDEEP

    768:ePyFZFASe0Ep0EpHZplRpqpd6rqxn4p6vghzwYu7vih9GueIh9j2IoHAjU+Eh6I+:e6q10k0EFjed6rqJ+6vghzwYu7vih9Gi

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Windows directory 2 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\cec16af49a8c7a4e5df2479215fda540N.exe
    "C:\Users\Admin\AppData\Local\Temp\cec16af49a8c7a4e5df2479215fda540N.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4180
    • C:\Windows\microsofthelp.exe
      "C:\Windows\microsofthelp.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      PID:4824

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\microsofthelp.exe

    Filesize

    39KB

    MD5

    d2c9649b35db5c40f814fad9bed05314

    SHA1

    327efa9080f594e92efa5a1f01f94dd7b9a2e6f1

    SHA256

    26ca4b4080c94cc239a800e4830b64dee930ae1ce5f8ccf171a2367bf445ee9a

    SHA512

    8859a9225bb52a7e593c093b6713c709a4dce97a01b70b68c384670062849d715a5efb968b652d702d0212115175cb654ce34de5b3d915ecea85c4c1854e9d7e

  • memory/4180-0-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/4180-6-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/4824-5-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/4824-7-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB