Analysis

  • max time kernel
    94s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-10-2024 20:42

General

  • Target

    9d0b52dc0b37eb72eda689db6d35114238d96501c75c20c09473888fe41a7829.exe

  • Size

    692KB

  • MD5

    66e0e2bbed51c24d907b7b894dbdf58f

  • SHA1

    7ef38564d3f316750a93b2d3b3921a671625566f

  • SHA256

    9d0b52dc0b37eb72eda689db6d35114238d96501c75c20c09473888fe41a7829

  • SHA512

    e94d3699457da5364b1c2307f1386f8f3e7becf45d81a7d76dd406312508fefee3570a46a917366102328851c15f75d52ae7170f829e2fe50f1f196555948fd7

  • SSDEEP

    12288:q6f13oK/cDVrSs0SYnIbXOogCJ1y0Vm1uIf59UcudQM9zU1Jok2fP4VD:q6ftojDBeSYnIbKCTywjGzh2

Malware Config

Extracted

Family

metasploit

Version

windows/shell_reverse_tcp

C2

1.15.12.73:4567

Signatures

  • MetaSploit

    Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • 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 connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in System32 directory 1 IoCs
  • 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.

  • Modifies registry class 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9d0b52dc0b37eb72eda689db6d35114238d96501c75c20c09473888fe41a7829.exe
    "C:\Users\Admin\AppData\Local\Temp\9d0b52dc0b37eb72eda689db6d35114238d96501c75c20c09473888fe41a7829.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3132
    • C:\Users\Admin\AppData\Local\Temp\9d0b52dc0b37eb72eda689db6d35114238d96501c75c20c09473888fe41a7829.exe
      "C:\Users\Admin\AppData\Local\Temp\9d0b52dc0b37eb72eda689db6d35114238d96501c75c20c09473888fe41a7829.exe" Admin
      2⤵
      • Enumerates connected drives
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:4248
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:3548

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3132-14-0x0000000000400000-0x00000000005EC000-memory.dmp

      Filesize

      1.9MB

    • memory/3132-1-0x0000000000400000-0x00000000005EC000-memory.dmp

      Filesize

      1.9MB

    • memory/3132-4-0x0000000000400000-0x00000000005EC000-memory.dmp

      Filesize

      1.9MB

    • memory/3132-3-0x0000000000400000-0x00000000005EC000-memory.dmp

      Filesize

      1.9MB

    • memory/3132-2-0x0000000000400000-0x00000000005EC000-memory.dmp

      Filesize

      1.9MB

    • memory/3132-5-0x0000000000660000-0x0000000000661000-memory.dmp

      Filesize

      4KB

    • memory/3132-6-0x0000000000660000-0x0000000000661000-memory.dmp

      Filesize

      4KB

    • memory/3132-7-0x00000000024B0000-0x00000000024B1000-memory.dmp

      Filesize

      4KB

    • memory/3132-0-0x0000000000400000-0x00000000005EC000-memory.dmp

      Filesize

      1.9MB

    • memory/4248-11-0x0000000000400000-0x00000000005EC000-memory.dmp

      Filesize

      1.9MB

    • memory/4248-10-0x0000000000400000-0x00000000005EC000-memory.dmp

      Filesize

      1.9MB

    • memory/4248-12-0x0000000000400000-0x00000000005EC000-memory.dmp

      Filesize

      1.9MB

    • memory/4248-9-0x0000000000400000-0x00000000005EC000-memory.dmp

      Filesize

      1.9MB

    • memory/4248-16-0x0000000000840000-0x0000000000841000-memory.dmp

      Filesize

      4KB

    • memory/4248-17-0x0000000000400000-0x00000000005EC000-memory.dmp

      Filesize

      1.9MB

    • memory/4248-20-0x0000000000400000-0x00000000005EC000-memory.dmp

      Filesize

      1.9MB