Analysis

  • max time kernel
    145s
  • max time network
    158s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2022 21:37

General

  • Target

    67d599d86dc07abe888cc722d7a48f17c4f1d08ee977292cd4700faf56c3227e.exe

  • Size

    512KB

  • MD5

    03af4eb9a62597a903e4c9dc8c8db7b2

  • SHA1

    44f49a28de38b9aeed961c59db10605a297d38f8

  • SHA256

    67d599d86dc07abe888cc722d7a48f17c4f1d08ee977292cd4700faf56c3227e

  • SHA512

    2ac7502a52065021dd042eb5b1393ddba2f196c2dce6ee4ffdeba2b9694a0a6183ab4ee90bf45460846e33967bc95c89d9d8770d61245f73c6f6d0c9e0f7a907

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4h:0+h9OY70z+warul3E4h

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\67d599d86dc07abe888cc722d7a48f17c4f1d08ee977292cd4700faf56c3227e.exe
    "C:\Users\Admin\AppData\Local\Temp\67d599d86dc07abe888cc722d7a48f17c4f1d08ee977292cd4700faf56c3227e.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:1124
    • C:\Users\Admin\AppData\Local\Temp\n5675\s5675.exe
      "C:\Users\Admin\AppData\Local\Temp\n5675\s5675.exe" ba4fb87d8ad3d1a217d9e893NWZY9lLZeCB3tF2XVT6uR5RDqwqk2HW/BR8CiIAf5bkCBQm+ApjwmRD65rlPgOqM1L5/EWSrdxb7Wn9yNRjH5cYcX/qvTAQyANWmaJdeGL087N4CjrWvk/g145/CvjCuK1PwjVNcYeLyYdhQE6p9tPcB /v "C:\Users\Admin\AppData\Local\Temp\67d599d86dc07abe888cc722d7a48f17c4f1d08ee977292cd4700faf56c3227e.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1312

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n5675\s5675.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n5675\s5675.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n5675\s5675.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n5675\s5675.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n5675\s5675.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n5675\s5675.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/1124-54-0x0000000076BA1000-0x0000000076BA3000-memory.dmp

    Filesize

    8KB

  • memory/1312-62-0x000007FEF49D0000-0x000007FEF53F3000-memory.dmp

    Filesize

    10.1MB

  • memory/1312-63-0x000007FEF2C50000-0x000007FEF3CE6000-memory.dmp

    Filesize

    16.6MB

  • memory/1312-64-0x00000000020D6000-0x00000000020F5000-memory.dmp

    Filesize

    124KB

  • memory/1312-65-0x000007FEEE4E0000-0x000007FEEF36F000-memory.dmp

    Filesize

    14.6MB

  • memory/1312-66-0x000007FEF2960000-0x000007FEF2C4A000-memory.dmp

    Filesize

    2.9MB

  • memory/1312-67-0x00000000020D6000-0x00000000020F5000-memory.dmp

    Filesize

    124KB