Analysis

  • max time kernel
    184s
  • max time network
    192s
  • 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 21:16

General

  • Target

    ee98e8ddaeaab1118ef246bd36a8d755fc595201c26b4bfeea103852b06f4453.exe

  • Size

    512KB

  • MD5

    43f6763194390d478d07d34b30b5dcad

  • SHA1

    c293c9462fc3243abcea3acf5614ecd6f4916bc1

  • SHA256

    ee98e8ddaeaab1118ef246bd36a8d755fc595201c26b4bfeea103852b06f4453

  • SHA512

    756fd30be24a7f6b0200d8669699057315b9242d99b4a623db5f97f72d953f22bacd3106308f2319df1f6b46aa70ad7f21a859315a67fb27100eeefc2d5cafa6

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4L:0+h9OY70z+warul3E4L

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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ee98e8ddaeaab1118ef246bd36a8d755fc595201c26b4bfeea103852b06f4453.exe
    "C:\Users\Admin\AppData\Local\Temp\ee98e8ddaeaab1118ef246bd36a8d755fc595201c26b4bfeea103852b06f4453.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:2000
    • C:\Users\Admin\AppData\Local\Temp\n9211\s9214.exe
      "C:\Users\Admin\AppData\Local\Temp\n9211\s9214.exe" 4a52ba7606c158f87014158f3BP2m7BVRjOTpLh3gZdZAowaG0r6dBmfpyA+rvJ/ztdbcbhsFclrCXqO+IOT2kJAN/09hUff+Zz8pAmM1UjJKMrU826u5x5qZVjciLZvwCNL8HRmlxxCE9SrrVYJDURw9OeMROgcypkqTuU88X2pBYsa /v "C:\Users\Admin\AppData\Local\Temp\ee98e8ddaeaab1118ef246bd36a8d755fc595201c26b4bfeea103852b06f4453.exe"
      2⤵
      • Executes dropped EXE
      • Drops desktop.ini file(s)
      • Drops file in Windows directory
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2508

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n9211\s9214.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n9211\s9214.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/2508-135-0x00007FF86E530000-0x00007FF86EF66000-memory.dmp

    Filesize

    10.2MB

  • memory/2508-136-0x0000000000DBA000-0x0000000000DBF000-memory.dmp

    Filesize

    20KB

  • memory/2508-137-0x0000000000DBA000-0x0000000000DBF000-memory.dmp

    Filesize

    20KB