Analysis

  • max time kernel
    84s
  • max time network
    202s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    27/11/2022, 22:37

General

  • Target

    38c78f4ee79542fa665f2275fb0d186e704e60ae179eec190a10a91c8eed0a35.exe

  • Size

    512KB

  • MD5

    608116545ff9f42834e9f9d4e9e06ed6

  • SHA1

    26d0a58d881363f26bedadbe4e919812a99214d7

  • SHA256

    38c78f4ee79542fa665f2275fb0d186e704e60ae179eec190a10a91c8eed0a35

  • SHA512

    e12cbc68bd4763f8e13b65d57453da43cb40f76ce0fb34f0f50ee6e309270a464dc77227373d809b039fe047427696d0c9a2fa1b802552b85efcea119de7f3dd

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4x:0+h9OY70z+warul3E4x

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\38c78f4ee79542fa665f2275fb0d186e704e60ae179eec190a10a91c8eed0a35.exe
    "C:\Users\Admin\AppData\Local\Temp\38c78f4ee79542fa665f2275fb0d186e704e60ae179eec190a10a91c8eed0a35.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:836
    • C:\Users\Admin\AppData\Local\Temp\n9325\s9325.exe
      "C:\Users\Admin\AppData\Local\Temp\n9325\s9325.exe" 462de16e4a59d797d49b03c01p95dk9W6ysinojbon04AeMJTITh+OjAwxLwoOblLfZ9Xf9EWHenVuNa0MmT9lNYdweyV3pi3VN2GChfO/6t75bLyst29Qh1h5h9k1o8GpCSxeslHXcz9eFnLA7e16bgAJ/l56Mjy2HtovvBK5Amj3eb /v "C:\Users\Admin\AppData\Local\Temp\38c78f4ee79542fa665f2275fb0d186e704e60ae179eec190a10a91c8eed0a35.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:336

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n9325\s9325.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n9325\s9325.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n9325\s9325.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n9325\s9325.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n9325\s9325.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n9325\s9325.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/336-62-0x000007FEF3CD0000-0x000007FEF46F3000-memory.dmp

    Filesize

    10.1MB

  • memory/336-63-0x000007FEEDDF0000-0x000007FEEEE86000-memory.dmp

    Filesize

    16.6MB

  • memory/336-64-0x000007FEFBA41000-0x000007FEFBA43000-memory.dmp

    Filesize

    8KB

  • memory/336-65-0x0000000001E76000-0x0000000001E95000-memory.dmp

    Filesize

    124KB

  • memory/336-66-0x0000000001E76000-0x0000000001E95000-memory.dmp

    Filesize

    124KB

  • memory/336-67-0x000007FEECF60000-0x000007FEEDDEF000-memory.dmp

    Filesize

    14.6MB

  • memory/336-68-0x000007FEF2FE0000-0x000007FEF32CA000-memory.dmp

    Filesize

    2.9MB

  • memory/336-69-0x0000000001E76000-0x0000000001E95000-memory.dmp

    Filesize

    124KB

  • memory/836-54-0x0000000075C81000-0x0000000075C83000-memory.dmp

    Filesize

    8KB