Analysis

  • max time kernel
    317s
  • max time network
    366s
  • 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, 20:26

General

  • Target

    06d8478e98718765dfc43a4f109a359605a2744ef77e037d82d4d3cc646bbc65.exe

  • Size

    512KB

  • MD5

    a9340751849de939b942c91ab81f08f9

  • SHA1

    8ab34b80ff13267f659ab3208a0a5fe27d53a4cb

  • SHA256

    06d8478e98718765dfc43a4f109a359605a2744ef77e037d82d4d3cc646bbc65

  • SHA512

    c4a43f067371cd6f7941441629383f742aa4b13152a6214c2a24ab06d246f0befe6b99bdbc058042b51cfee9c771645ecd6e9caf1d3b0af585b84fde8ca798a4

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4C:0+h9OY70z+warul3E4C

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.

  • 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
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\06d8478e98718765dfc43a4f109a359605a2744ef77e037d82d4d3cc646bbc65.exe
    "C:\Users\Admin\AppData\Local\Temp\06d8478e98718765dfc43a4f109a359605a2744ef77e037d82d4d3cc646bbc65.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:4140
    • C:\Users\Admin\AppData\Local\Temp\n6341\s6341.exe
      "C:\Users\Admin\AppData\Local\Temp\n6341\s6341.exe" efd3cc89e3e126169424978eHZkD+h65xKarIOr8Rs3BbJzO3TZcEgRE4J3Nw/OMP2HM5/ghQiOFoMhakG49mz+yy9Y9qnckrrYD+piXrqqkywaegcOGosyfeV9Z7R4At+LLMDTYJ/QjCIjABP7eS456XNjYwVL1QVqdTrHUQFRo7eUs /v "C:\Users\Admin\AppData\Local\Temp\06d8478e98718765dfc43a4f109a359605a2744ef77e037d82d4d3cc646bbc65.exe"
      2⤵
      • Executes dropped EXE
      PID:4128

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n6341\s6341.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n6341\s6341.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3