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Analysis

  • max time kernel
    180s
  • max time network
    183s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/12/2023, 21:05

General

  • Target

    1c742b58546b9f6fb858d46e480e7073.exe

  • Size

    366KB

  • MD5

    1c742b58546b9f6fb858d46e480e7073

  • SHA1

    400b0d2e3a1f6385a6c071b28d0c2c5a3ee90576

  • SHA256

    d9a9ed77f9b7b391bdeddcb96a0e65c3acb089edb6bddfe9e79ea104914053a3

  • SHA512

    6b9cfe5dafe41439b6d22b7ceefca033af04b6589785b11cfff29d8ce4945f47e6894628665fd5f2b1495eea004e9a17f1fac3b99268e27a5bf922274b7a7c86

  • SSDEEP

    6144:T8f5iMeaeRKisc9HMKnK9NG1KKPyqXon9qdpPudbgz++en/HCIUYWICWBP:+iMsnF9Hy9KPyqXk9qdgdbgz++e/HOdq

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 7 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1c742b58546b9f6fb858d46e480e7073.exe
    "C:\Users\Admin\AppData\Local\Temp\1c742b58546b9f6fb858d46e480e7073.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4996
    • C:\ProgramData\cO28269HjNkG28269\cO28269HjNkG28269.exe
      "C:\ProgramData\cO28269HjNkG28269\cO28269HjNkG28269.exe" "C:\Users\Admin\AppData\Local\Temp\1c742b58546b9f6fb858d46e480e7073.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:3488

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\cO28269HjNkG28269\cO28269HjNkG28269.exe

    Filesize

    149KB

    MD5

    cb6479236bf9630a725b6a7e8f2aac7a

    SHA1

    3e3ebe4d742ce3f75f4b155d63bef2eb21b1a2fc

    SHA256

    6816caed55a892afb8af71eaaebfcfa6f3484faea810b53e828729073f5b1a74

    SHA512

    9977ddcf1c009287492f5f20f91e43581879308e0e23b5b71e2ef69150438d04ee6df1f4fea5940d3b0fdc9142c0950977881d733c864306d70045e01ee39e3b

  • C:\ProgramData\cO28269HjNkG28269\cO28269HjNkG28269.exe

    Filesize

    171KB

    MD5

    22fbcdf0e0c8f87ba883d4145888262c

    SHA1

    57038c85534536e1654fb4f44aa8a06422363696

    SHA256

    7061ed4736fb69de57ff63a84701f8a031812f0773aa30e0e6fb3ba2e0c809c6

    SHA512

    c13ad16fc91fda8ae38c4b33f6903b41656a4159bb98a5991dde72988d486b620fb6806862f224dcfebab4e41af0804a98ac0f1840be2755cc138245ce540c8b

  • memory/3488-19-0x0000000000400000-0x00000000004C1000-memory.dmp

    Filesize

    772KB

  • memory/3488-22-0x0000000000400000-0x00000000004C1000-memory.dmp

    Filesize

    772KB

  • memory/3488-26-0x0000000000400000-0x00000000004C1000-memory.dmp

    Filesize

    772KB

  • memory/3488-29-0x0000000000400000-0x00000000004C1000-memory.dmp

    Filesize

    772KB

  • memory/3488-32-0x0000000000400000-0x00000000004C1000-memory.dmp

    Filesize

    772KB

  • memory/4996-0-0x0000000002C50000-0x0000000002C52000-memory.dmp

    Filesize

    8KB

  • memory/4996-6-0x0000000000400000-0x00000000004C1000-memory.dmp

    Filesize

    772KB

  • memory/4996-13-0x0000000000400000-0x00000000004C1000-memory.dmp

    Filesize

    772KB