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Analysis

  • max time kernel
    141s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    03/10/2024, 22:01

General

  • Target

    Set-up.exe

  • Size

    6.7MB

  • MD5

    e8f6d16ad939c06d972ed7afb3bcf335

  • SHA1

    a7c1b12fc853a28d468b5fa9bc7e6be63a05b4f2

  • SHA256

    5df593109be04e8263413ee6afbebe8f136cd0136e2fc7b070a19099f7ab015d

  • SHA512

    79d4a997a9a85f76871d9f5df74444f481de040651c904007ff5a626ecd7f5cdd5ecb47d274d82351d49f5de71cdff0502fc2b0735897844ee19cf79bb5498e6

  • SSDEEP

    196608:gONiBa+mq9aq5g7PLnYiJGb6/CdnK8dN:gONiBa+mq9aq5g7PLnYiJGbb

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 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 2 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 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Set-up.exe
    "C:\Users\Admin\AppData\Local\Temp\Set-up.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious use of WriteProcessMemory
    PID:2932
    • C:\Users\Admin\AppData\Local\Temp\service123.exe
      "C:\Users\Admin\AppData\Local\Temp\service123.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2820
    • 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:2716
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {6D51C4EC-09B3-480E-99BF-30DBA627F99F} S-1-5-21-2703099537-420551529-3771253338-1000:XECUDNCD\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1308
    • C:\Users\Admin\AppData\Local\Temp\service123.exe
      C:\Users\Admin\AppData\Local\Temp\/service123.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2880
    • C:\Users\Admin\AppData\Local\Temp\service123.exe
      C:\Users\Admin\AppData\Local\Temp\/service123.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:1576

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1576-45-0x0000000000A70000-0x0000000000A82000-memory.dmp

    Filesize

    72KB

  • memory/2820-25-0x0000000000A70000-0x0000000000A82000-memory.dmp

    Filesize

    72KB

  • memory/2820-26-0x0000000075350000-0x0000000075484000-memory.dmp

    Filesize

    1.2MB

  • memory/2880-30-0x0000000000A70000-0x0000000000A82000-memory.dmp

    Filesize

    72KB

  • memory/2932-0-0x0000000069CC0000-0x000000006A377000-memory.dmp

    Filesize

    6.7MB

  • memory/2932-9-0x0000000001210000-0x00000000018C4000-memory.dmp

    Filesize

    6.7MB

  • memory/2932-22-0x0000000001210000-0x00000000018C4000-memory.dmp

    Filesize

    6.7MB