Analysis

  • max time kernel
    205s
  • max time network
    242s
  • 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, 14:51

General

  • Target

    d7289f62d9618d72a8fba42105f375d7655e239bff8c1bdf42d15059c94a26cc.exe

  • Size

    512KB

  • MD5

    3c077d7cf0505d8955c47235badf7f7a

  • SHA1

    b862e6c6cf167ad23686889cb60bc5e836e0425b

  • SHA256

    d7289f62d9618d72a8fba42105f375d7655e239bff8c1bdf42d15059c94a26cc

  • SHA512

    6b992e8c661a856e2690a0451e2e26165474f6580ca8d02363e1e684804ab745af8662700cb188c0e5cdc24309811a35c834d48a7910f1b6ca541d62f47eb025

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4a:0+h9OY70z+warul3E4a

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 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 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\d7289f62d9618d72a8fba42105f375d7655e239bff8c1bdf42d15059c94a26cc.exe
    "C:\Users\Admin\AppData\Local\Temp\d7289f62d9618d72a8fba42105f375d7655e239bff8c1bdf42d15059c94a26cc.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:448
    • C:\Users\Admin\AppData\Local\Temp\n2305\s2305.exe
      "C:\Users\Admin\AppData\Local\Temp\n2305\s2305.exe" 2cd0303b8c837a0bec48a881S1ZNWLBmeE+/mhO5mOiaUr9VKC9n44cqISEHAgUZZr8nuPF+G9jayw3uKelZAMyFA3232RnSV3p0+LmUQ+oiIjmeXvApoD647Zmvn8Zac7wMT/sAWNoQNuUB+mWcnskK6m3R2WOCz2oDTXBjh7+2ote+ /v "C:\Users\Admin\AppData\Local\Temp\d7289f62d9618d72a8fba42105f375d7655e239bff8c1bdf42d15059c94a26cc.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:224

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\n2305\s2305.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n2305\s2305.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/224-135-0x000000001C4D0000-0x000000001CF06000-memory.dmp

    Filesize

    10.2MB