Analysis

  • max time kernel
    209s
  • max time network
    225s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-11-2022 11:30

General

  • Target

    363773e9d211753a7c4043b4053ba3f019644c8f8c631228a068b58e27ed3b94.exe

  • Size

    512KB

  • MD5

    984653e0c276466d0720945202251d67

  • SHA1

    e2fb0fac808ab60b4fdfb1ba906e8486d71bb682

  • SHA256

    363773e9d211753a7c4043b4053ba3f019644c8f8c631228a068b58e27ed3b94

  • SHA512

    cbe96c381f40262638a5acbfc003b8e496667fad84fa4ea95be61293b882fcb78799917eeb91d03c0c9dc8f33e22b8cbf2cdeb548f860e4cdb838834f4dfd018

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4z:0+h9OY70z+warul3E4z

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops desktop.ini file(s) 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\363773e9d211753a7c4043b4053ba3f019644c8f8c631228a068b58e27ed3b94.exe
    "C:\Users\Admin\AppData\Local\Temp\363773e9d211753a7c4043b4053ba3f019644c8f8c631228a068b58e27ed3b94.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks computer location settings
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3964
    • C:\Users\Admin\AppData\Local\Temp\n5386\s5386.exe
      "C:\Users\Admin\AppData\Local\Temp\n5386\s5386.exe" c47790a272df38571dea5366mn71TywsqKPqbmOtoWzG2W+t1DWCVww73AJI8XDzLx/IRrj6cku2Lc6i4kuhLfIKS2YktHiJ2w4AoHg5AyJJGBiBb8qTDvGmK93fJL8rR4x5SsoBeBKJqj3oNTu3mM4SZVWngWPwheC4tT7igRezwUHB /v "C:\Users\Admin\AppData\Local\Temp\363773e9d211753a7c4043b4053ba3f019644c8f8c631228a068b58e27ed3b94.exe"
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Modifies system certificate store
      PID:3024

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\n5386\s5386.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n5386\s5386.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/3024-132-0x0000000000000000-mapping.dmp

  • memory/3024-135-0x00007FFDBDE80000-0x00007FFDBE8B6000-memory.dmp

    Filesize

    10.2MB