Analysis

  • max time kernel
    256s
  • max time network
    377s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    28-11-2022 06:52

General

  • Target

    de030a810c9cc81826dde999ef93c5ecd97bbfe4433ede6d9f6cdad1783d2e22.exe

  • Size

    512KB

  • MD5

    6326b372f7496d3496066df6830c9c71

  • SHA1

    73bf5ae2b844c98e50e1f006fcdb27910fc462ae

  • SHA256

    de030a810c9cc81826dde999ef93c5ecd97bbfe4433ede6d9f6cdad1783d2e22

  • SHA512

    8c640aaec3c83148a7592b62cb41c9205c99c4cefbb7f61cb2810eb8319f32c9d579a2a9459d69bde3bc6a276393afdbd62a33819e6cce090bd2bfdc79c620f5

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4R:0+h9OY70z+warul3E4R

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\de030a810c9cc81826dde999ef93c5ecd97bbfe4433ede6d9f6cdad1783d2e22.exe
    "C:\Users\Admin\AppData\Local\Temp\de030a810c9cc81826dde999ef93c5ecd97bbfe4433ede6d9f6cdad1783d2e22.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:428
    • C:\Users\Admin\AppData\Local\Temp\n4029\s4032.exe
      "C:\Users\Admin\AppData\Local\Temp\n4029\s4032.exe" 4e9080861436433f0add512awtfg/zKR9FKtFLKM7rqpLYo5kAA9Qn1V8D7AAl2dixK48TBKfJhgerObX4uF4GHcHBbgRNUi4oGoFxBp1LVab17zfmnG8+UPYdjHfpr1LnfVkya5ruscqa+CuLNysjomj4t9IQJEIozu3+YKe5FH4QIR /v "C:\Users\Admin\AppData\Local\Temp\de030a810c9cc81826dde999ef93c5ecd97bbfe4433ede6d9f6cdad1783d2e22.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1948

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n4029\s4032.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n4029\s4032.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n4029\s4032.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n4029\s4032.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n4029\s4032.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n4029\s4032.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/428-54-0x0000000074E61000-0x0000000074E63000-memory.dmp

    Filesize

    8KB

  • memory/1948-59-0x0000000000000000-mapping.dmp

  • memory/1948-62-0x000007FEF3440000-0x000007FEF3E63000-memory.dmp

    Filesize

    10.1MB

  • memory/1948-63-0x000007FEF2160000-0x000007FEF31F6000-memory.dmp

    Filesize

    16.6MB

  • memory/1948-64-0x000007FEFB9C1000-0x000007FEFB9C3000-memory.dmp

    Filesize

    8KB

  • memory/1948-65-0x0000000000AC6000-0x0000000000AE5000-memory.dmp

    Filesize

    124KB

  • memory/1948-66-0x000007FEED940000-0x000007FEEE7CF000-memory.dmp

    Filesize

    14.6MB

  • memory/1948-67-0x000007FEED650000-0x000007FEED93A000-memory.dmp

    Filesize

    2.9MB

  • memory/1948-68-0x0000000000AC6000-0x0000000000AE5000-memory.dmp

    Filesize

    124KB