Analysis

  • max time kernel
    111s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    28/11/2022, 07:42

General

  • Target

    768bc12961ed2def84dbca5e31241dfadf9d58c6916578a0be70f6e70d220f01.exe

  • Size

    512KB

  • MD5

    9ea19d0f51888db7d2d63101abf59444

  • SHA1

    11cbf76718f270cbafdade7ac3ca1b56cd7b2451

  • SHA256

    768bc12961ed2def84dbca5e31241dfadf9d58c6916578a0be70f6e70d220f01

  • SHA512

    1e2904be867529cd291a5cd84bc37994c089b4cfb21d3ab31124ace72e2d932eb73e92943482b1d1104e78762e42b5206ab0a03e35a23b5f549875137838bf2a

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E43:0+h9OY70z+warul3E43

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\768bc12961ed2def84dbca5e31241dfadf9d58c6916578a0be70f6e70d220f01.exe
    "C:\Users\Admin\AppData\Local\Temp\768bc12961ed2def84dbca5e31241dfadf9d58c6916578a0be70f6e70d220f01.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:1184
    • C:\Users\Admin\AppData\Local\Temp\n8676\s8676.exe
      "C:\Users\Admin\AppData\Local\Temp\n8676\s8676.exe" 65ff07c93406d94df121e5a7J+JZE3u1b64IoKPkZYtP63JVijqoMKsvSOgZ6upmj53U+9fMGdQlzETCOSK4oNAof5Y8xbrsdusP2uNZRPX32hfbnfS9sYnr66cJZYkr3wwPxbByefcIgaxBQRzi8sc62YSkxAQdbIIi8cO7MRIKQAl6 /v "C:\Users\Admin\AppData\Local\Temp\768bc12961ed2def84dbca5e31241dfadf9d58c6916578a0be70f6e70d220f01.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1776

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n8676\s8676.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n8676\s8676.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n8676\s8676.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n8676\s8676.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n8676\s8676.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n8676\s8676.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/1184-54-0x0000000074BB1000-0x0000000074BB3000-memory.dmp

    Filesize

    8KB

  • memory/1776-62-0x000007FEF3E10000-0x000007FEF4833000-memory.dmp

    Filesize

    10.1MB

  • memory/1776-63-0x000007FEF2940000-0x000007FEF39D6000-memory.dmp

    Filesize

    16.6MB

  • memory/1776-64-0x0000000001FF6000-0x0000000002015000-memory.dmp

    Filesize

    124KB

  • memory/1776-65-0x000007FEFB7D1000-0x000007FEFB7D3000-memory.dmp

    Filesize

    8KB

  • memory/1776-66-0x0000000001FF6000-0x0000000002015000-memory.dmp

    Filesize

    124KB

  • memory/1776-67-0x000007FEED940000-0x000007FEEE7CF000-memory.dmp

    Filesize

    14.6MB

  • memory/1776-68-0x000007FEF1FD0000-0x000007FEF22BA000-memory.dmp

    Filesize

    2.9MB

  • memory/1776-69-0x0000000001FF6000-0x0000000002015000-memory.dmp

    Filesize

    124KB