Analysis

  • max time kernel
    41s
  • max time network
    101s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    27/11/2022, 22:03

General

  • Target

    f1dbe5c88250decd53b74b906bd48556020f188c325755a32eca775f6122b72a.exe

  • Size

    512KB

  • MD5

    c4503206a397ccbdc818d5225e6d66f2

  • SHA1

    36d6428ca792f954842edbc88f4057916d1ce199

  • SHA256

    f1dbe5c88250decd53b74b906bd48556020f188c325755a32eca775f6122b72a

  • SHA512

    7f32b1373b298edd56584eca607e62e404331e6d2091b7d61a307885607b0b689a0e25eb5bb6aeac664303b04cf892aad4c9635375928947532ae5c9897df343

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4s:0+h9OY70z+warul3E4s

Score
9/10

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 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 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f1dbe5c88250decd53b74b906bd48556020f188c325755a32eca775f6122b72a.exe
    "C:\Users\Admin\AppData\Local\Temp\f1dbe5c88250decd53b74b906bd48556020f188c325755a32eca775f6122b72a.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Loads dropped DLL
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1752
    • C:\Users\Admin\AppData\Local\Temp\n9096\s9096.exe
      "C:\Users\Admin\AppData\Local\Temp\n9096\s9096.exe" 3a99bd1548799d88103df84b+TyXedhURN+VehDdQjo4J92mwQHxxFKktHxb/92+l7XogH3TvcPf6YQqA6E5u7eMV/73UGPyCIfEqqgGo2OJFY358sEk5Sw1P7ALk+2kwMHDZ2tqBSTPmooSfs+jCex2/z265g3ZEtEFr59N1qU6czoE /v "C:\Users\Admin\AppData\Local\Temp\f1dbe5c88250decd53b74b906bd48556020f188c325755a32eca775f6122b72a.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1520

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\n9096\s9096.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • C:\Users\Admin\AppData\Local\Temp\n9096\s9096.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n9096\s9096.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n9096\s9096.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n9096\s9096.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • \Users\Admin\AppData\Local\Temp\n9096\s9096.exe

          Filesize

          230KB

          MD5

          abaf13cb23de482dc944ab5b51ca3aac

          SHA1

          76837356db96dd56b647aba60f1adbbdc7b200fe

          SHA256

          b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

          SHA512

          cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

        • memory/1520-62-0x000007FEF31B0000-0x000007FEF3BD3000-memory.dmp

          Filesize

          10.1MB

        • memory/1520-63-0x000007FEF2110000-0x000007FEF31A6000-memory.dmp

          Filesize

          16.6MB

        • memory/1520-64-0x000007FEFB7F1000-0x000007FEFB7F3000-memory.dmp

          Filesize

          8KB

        • memory/1520-65-0x0000000002036000-0x0000000002055000-memory.dmp

          Filesize

          124KB

        • memory/1520-66-0x000007FEED980000-0x000007FEEE80F000-memory.dmp

          Filesize

          14.6MB

        • memory/1520-67-0x000007FEF1E20000-0x000007FEF210A000-memory.dmp

          Filesize

          2.9MB

        • memory/1520-68-0x0000000002036000-0x0000000002055000-memory.dmp

          Filesize

          124KB

        • memory/1752-54-0x0000000075111000-0x0000000075113000-memory.dmp

          Filesize

          8KB