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Analysis

  • max time kernel
    143s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/10/2024, 01:46

General

  • Target

    bbb94d8f62a597fececf878c85e3f39decad2a1a6426e3ea7483db99e1c3496d.exe

  • Size

    5.9MB

  • MD5

    32ef4bbb07795ee84acb6f390a27ccdb

  • SHA1

    359a77f6c235e4b53d96243ded6cdbfdab16e15c

  • SHA256

    bbb94d8f62a597fececf878c85e3f39decad2a1a6426e3ea7483db99e1c3496d

  • SHA512

    b5b9c28f3b6342050a87809b56189dc3eb78671a58727a6f953e1ed4c5f910ae94709322fcfab7649da6faa17f4dbfd20b0efb69dacf3af95a9f3e39e0fd5556

  • SSDEEP

    49152:ahZhoxngRhjFM0NpSASlN6J8RyfW8vWOL:a6tKJM0vSAeSXfWGL

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • 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.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bbb94d8f62a597fececf878c85e3f39decad2a1a6426e3ea7483db99e1c3496d.exe
    "C:\Users\Admin\AppData\Local\Temp\bbb94d8f62a597fececf878c85e3f39decad2a1a6426e3ea7483db99e1c3496d.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious use of WriteProcessMemory
    PID:3224
    • C:\Users\Admin\AppData\Local\Temp\service123.exe
      "C:\Users\Admin\AppData\Local\Temp\service123.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:2476
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /tn "ServiceData4" /tr "C:\Users\Admin\AppData\Local\Temp\/service123.exe" /st 00:01 /du 9800:59 /sc once /ri 1 /f
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1600
  • C:\Users\Admin\AppData\Local\Temp\service123.exe
    C:\Users\Admin\AppData\Local\Temp\/service123.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    PID:3848

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2476-25-0x0000000000C50000-0x0000000000C62000-memory.dmp

    Filesize

    72KB

  • memory/2476-26-0x0000000075220000-0x0000000075354000-memory.dmp

    Filesize

    1.2MB

  • memory/3224-0-0x0000000069CC0000-0x000000006A377000-memory.dmp

    Filesize

    6.7MB

  • memory/3224-9-0x0000000000520000-0x0000000000B15000-memory.dmp

    Filesize

    6.0MB

  • memory/3224-23-0x0000000000520000-0x0000000000B15000-memory.dmp

    Filesize

    6.0MB

  • memory/3848-35-0x0000000000C50000-0x0000000000C62000-memory.dmp

    Filesize

    72KB