Analysis

  • max time kernel
    120s
  • max time network
    119s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/11/2024, 18:39

General

  • Target

    97c7ecc4800eb1ff345fb94a469edc4f15c07539bdf583fcf6c07d28f774793bN.exe

  • Size

    59KB

  • MD5

    0196c320e7dc5d216ffc6b49c90eaaf0

  • SHA1

    95232ab6d98a9ec14b20dd577fa20bcd12d6d97b

  • SHA256

    97c7ecc4800eb1ff345fb94a469edc4f15c07539bdf583fcf6c07d28f774793b

  • SHA512

    a24ae172530900da7bb9cb56875d9937f0a8ce91bed2ab9d2b796650182ef163cbaf08e8c4f73cbc41022d00a69784d310a10fe2f4fb65a46b9546f1d573c67e

  • SSDEEP

    1536:3+ZgwRdiE8cO4p1xRjfTvSq5r3ZiIZ4nouy8uh1aQG:OeodiUO4p13b9HiIeoutuh1aQG

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
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

  • UPX packed file 6 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\97c7ecc4800eb1ff345fb94a469edc4f15c07539bdf583fcf6c07d28f774793bN.exe
    "C:\Users\Admin\AppData\Local\Temp\97c7ecc4800eb1ff345fb94a469edc4f15c07539bdf583fcf6c07d28f774793bN.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4852
    • C:\ProgramData\AhnLab\AhnSvc.exe
      "C:\ProgramData\AhnLab\AhnSvc.exe" /run
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:732
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del /q "C:\Users\Admin\AppData\Local\Temp\97c7ecc4800eb1ff345fb94a469edc4f15c07539bdf583fcf6c07d28f774793bN.exe" >> NUL
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4992

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\AhnLab\AhnSvc.exe

    Filesize

    59KB

    MD5

    62aedd9a8cae626529f7b0d3293dcaff

    SHA1

    ec8fc1ddef2d694e226cd95a8d9ea0e658b65987

    SHA256

    7226d2dc2484f51522edfe9746c876fbfdbf3e97428efabefd0eac6e74c06bb0

    SHA512

    f032ae026932414037e1e4ebcd1c83f0310b2f6843ba7a8eb892fe0cdf8cff3619eadebfaa630f9df283642bec18ddb82c7598e504ab03671cefaec582c4fe6d

  • memory/732-4-0x0000000000DD0000-0x0000000000DF7000-memory.dmp

    Filesize

    156KB

  • memory/732-9-0x0000000000DD0000-0x0000000000DF7000-memory.dmp

    Filesize

    156KB

  • memory/732-10-0x0000000000DD0000-0x0000000000DF7000-memory.dmp

    Filesize

    156KB

  • memory/4852-0-0x0000000000850000-0x0000000000877000-memory.dmp

    Filesize

    156KB

  • memory/4852-8-0x0000000000850000-0x0000000000877000-memory.dmp

    Filesize

    156KB