Analysis

  • max time kernel
    144s
  • max time network
    95s
  • 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, 01:47

General

  • Target

    c53ac9f977cc5054bfd42ed1ccb631047c902bedea0670cb8e3c80b13462d785.exe

  • Size

    9.6MB

  • MD5

    b8660079898d3de03e6545c6083d4889

  • SHA1

    2309d43ab2adf9f8ba701725a8a9fe5e6690087a

  • SHA256

    c53ac9f977cc5054bfd42ed1ccb631047c902bedea0670cb8e3c80b13462d785

  • SHA512

    41e060b3358045a81d6bb3781230f74951eed3237f433a47445dc43619146735ab60f479294629b80b1ba7984902811a6419f7041ca5c127375c671777ae33ea

  • SSDEEP

    24576:6efrBW/UoV7vYnRRsEraYE0alT/+jA0i3w05rOA+A401Qwhpsh+Txlwdb+fkVtwx:IVMRsJfxlCTmd4DOfY/hqiHx8oO6S

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 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\c53ac9f977cc5054bfd42ed1ccb631047c902bedea0670cb8e3c80b13462d785.exe
    "C:\Users\Admin\AppData\Local\Temp\c53ac9f977cc5054bfd42ed1ccb631047c902bedea0670cb8e3c80b13462d785.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious use of WriteProcessMemory
    PID:3492
    • 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:2400
    • 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:4608
  • C:\Users\Admin\AppData\Local\Temp\service123.exe
    C:\Users\Admin\AppData\Local\Temp\/service123.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    PID:8
  • C:\Users\Admin\AppData\Local\Temp\service123.exe
    C:\Users\Admin\AppData\Local\Temp\/service123.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    PID:1340

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/8-23-0x00000000009F0000-0x0000000000A02000-memory.dmp

    Filesize

    72KB

  • memory/1340-38-0x00000000009F0000-0x0000000000A02000-memory.dmp

    Filesize

    72KB

  • memory/2400-15-0x00000000009F0000-0x0000000000A02000-memory.dmp

    Filesize

    72KB

  • memory/2400-16-0x00000000759A0000-0x0000000075AD4000-memory.dmp

    Filesize

    1.2MB

  • memory/3492-0-0x00000000002A0000-0x0000000000C35000-memory.dmp

    Filesize

    9.6MB

  • memory/3492-1-0x00000000002A0000-0x0000000000C35000-memory.dmp

    Filesize

    9.6MB

  • memory/3492-13-0x00000000002A0000-0x0000000000C35000-memory.dmp

    Filesize

    9.6MB