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Analysis

  • max time kernel
    119s
  • max time network
    105s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/08/2024, 16:57

General

  • Target

    990068d6ecf89555129d82e0953d88c0N.exe

  • Size

    37KB

  • MD5

    990068d6ecf89555129d82e0953d88c0

  • SHA1

    9b1e9b93c1d4fad939b239a22b6d638ac6073f33

  • SHA256

    edafcf46b28b7bf2c6dc0ae85c460d120c670a7a50447ea5b5c1400c24cae63f

  • SHA512

    9b39e3a7b11335d5f4ee318e894d75acb036453364f78d281ed20e4e9a1fc04da99c48bb3ad00020a2f3a96c80e4be6a58216c0c32cb7a746277ce729f39cc36

  • SSDEEP

    768:ePyFZFASe0Ep0EpHZplRpqpd6rqxn4p6vghzwYu7vih9GueIh9j2IoHAcBHUIFvg:e6q10k0EFjed6rqJ+6vghzwYu7vih9Gq

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\990068d6ecf89555129d82e0953d88c0N.exe
    "C:\Users\Admin\AppData\Local\Temp\990068d6ecf89555129d82e0953d88c0N.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5052
    • 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:4856

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\microsofthelp.exe

    Filesize

    38KB

    MD5

    9bfee2792570584a31edb1f1c51d5dea

    SHA1

    975fc46cc663bb9cd04e4aae424373438b6679db

    SHA256

    127d8933850cf82728efca001686130045a0fcc63ccb866e65cd641974034a49

    SHA512

    4a3d5d44f8d9af8c0695180489074a0c6d059d490ea2cab213000b632edb429e775e988d87b803fac51815739d29e6d380eff9a0ee421c64cfb9c11413605f3e

  • memory/4856-6-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/4856-8-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/5052-0-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/5052-7-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB