Analysis

  • max time kernel
    219s
  • max time network
    320s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2022 21:09

General

  • Target

    d782dad96cc4cdf6b52015021e92f43710766719d24eef161e40921c17d2109a.exe

  • Size

    512KB

  • MD5

    2e5d9f83347dbb3d3e0999778b5617bd

  • SHA1

    7263245c597bf48d4bde362f48619d70ed16d83f

  • SHA256

    d782dad96cc4cdf6b52015021e92f43710766719d24eef161e40921c17d2109a

  • SHA512

    0546dac95d5683fc52b406a350bb5132015789262b6ee81c4b6e03c8884405c800249e1132027a0f590a5d67712d919a7f94b3104bb1ef2be18a94b562990a30

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4K:0+h9OY70z+warul3E4K

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\d782dad96cc4cdf6b52015021e92f43710766719d24eef161e40921c17d2109a.exe
    "C:\Users\Admin\AppData\Local\Temp\d782dad96cc4cdf6b52015021e92f43710766719d24eef161e40921c17d2109a.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:2020
    • C:\Users\Admin\AppData\Local\Temp\n80\s83.exe
      "C:\Users\Admin\AppData\Local\Temp\n80\s83.exe" 9c738f77a8ee76eea4fff4618L/MnuTsyyV3QdV6mWW/Cl2+hiUx+4IP+VxMFV3J4ocuREtiwZLHKfU19CkFy6dUcQ0yVD3QtGNJnciok0TsENVqR6rJrQx+3MND4jfFiqX6iBQux5+Gh2sSC1+KQJrur8hHMukwKMTkEbUlVm2aYRQ= /v "C:\Users\Admin\AppData\Local\Temp\d782dad96cc4cdf6b52015021e92f43710766719d24eef161e40921c17d2109a.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:268

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n80\s83.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n80\s83.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n80\s83.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n80\s83.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n80\s83.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n80\s83.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/268-62-0x000007FEF3FE0000-0x000007FEF4A03000-memory.dmp

    Filesize

    10.1MB

  • memory/268-59-0x0000000000000000-mapping.dmp

  • memory/268-63-0x000007FEF2F40000-0x000007FEF3FD6000-memory.dmp

    Filesize

    16.6MB

  • memory/268-64-0x000007FEFC361000-0x000007FEFC363000-memory.dmp

    Filesize

    8KB

  • memory/268-65-0x000007FEEEB80000-0x000007FEEFA0F000-memory.dmp

    Filesize

    14.6MB

  • memory/268-66-0x0000000000A06000-0x0000000000A25000-memory.dmp

    Filesize

    124KB

  • memory/268-67-0x000007FEF25A0000-0x000007FEF288A000-memory.dmp

    Filesize

    2.9MB

  • memory/268-68-0x0000000000A06000-0x0000000000A25000-memory.dmp

    Filesize

    124KB

  • memory/268-69-0x0000000000A06000-0x0000000000A25000-memory.dmp

    Filesize

    124KB

  • memory/2020-54-0x00000000763A1000-0x00000000763A3000-memory.dmp

    Filesize

    8KB