Analysis

  • max time kernel
    140s
  • max time network
    17s
  • 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

    7.1MB

  • MD5

    1fa40212c55d477e22564c6dceec6075

  • SHA1

    3e255cd3763fd861cb5a0e6d657f243435633bed

  • SHA256

    d379101caed0503cb1e8b920625b0758ebb0446c3d66f6f30db4d811b7cf620f

  • SHA512

    47e6ce2043239c950d36c2ed4950bd51eaa350fc45b4466f0aa3159d8f81a5ab540c2241cb864d8c42646a0ebf0f968ffc294dc61557b5a094c5f1f67bf38778

  • SSDEEP

    98304:x2ULsGEg435nEiralM7SjwB+kWyrlWQgbi3h+1prqnTvxhTQoME4YlRzb0ano2XZ:x2ULsGEg435nEiralM7Um+hyrlW

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:2544
    • C:\Users\Admin\AppData\Local\Temp\service123.exe
      "C:\Users\Admin\AppData\Local\Temp\service123.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2764
    • 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:2632
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {C858E9C4-FAC9-44B3-8E07-F5D14F29AABF} S-1-5-21-2703099537-420551529-3771253338-1000:XECUDNCD\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2668
    • C:\Users\Admin\AppData\Local\Temp\service123.exe
      C:\Users\Admin\AppData\Local\Temp\/service123.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:3024
    • C:\Users\Admin\AppData\Local\Temp\service123.exe
      C:\Users\Admin\AppData\Local\Temp\/service123.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2700

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2544-0-0x0000000069CC0000-0x000000006A377000-memory.dmp

    Filesize

    6.7MB

  • memory/2544-9-0x0000000001230000-0x000000000194E000-memory.dmp

    Filesize

    7.1MB

  • memory/2544-23-0x0000000001230000-0x000000000194E000-memory.dmp

    Filesize

    7.1MB

  • memory/2700-43-0x00000000002D0000-0x00000000002E2000-memory.dmp

    Filesize

    72KB

  • memory/2764-29-0x00000000002D0000-0x00000000002E2000-memory.dmp

    Filesize

    72KB

  • memory/2764-30-0x0000000074720000-0x0000000074854000-memory.dmp

    Filesize

    1.2MB

  • memory/3024-28-0x00000000002D0000-0x00000000002E2000-memory.dmp

    Filesize

    72KB