Analysis

  • max time kernel
    82s
  • max time network
    99s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    28-11-2022 06:52

General

  • Target

    dec56113ad10a445f9f7c922dcb2723f373d4d24f31346baac0d6292002441d1.exe

  • Size

    512KB

  • MD5

    67aa08f2dae77e713bcd10b12fec4bf4

  • SHA1

    e51a679f1023b8b2c3561c6d47500435bd81e8c7

  • SHA256

    dec56113ad10a445f9f7c922dcb2723f373d4d24f31346baac0d6292002441d1

  • SHA512

    288c5bedf08a41cebf3a8117431adad187cfea0558833a9b9644a3508a7f1ae2e0542f17e912be27fd64a1b3e80f17caf135012684f6d956557df31165194704

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4e:0+h9OY70z+warul3E4e

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\dec56113ad10a445f9f7c922dcb2723f373d4d24f31346baac0d6292002441d1.exe
    "C:\Users\Admin\AppData\Local\Temp\dec56113ad10a445f9f7c922dcb2723f373d4d24f31346baac0d6292002441d1.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:1948
    • C:\Users\Admin\AppData\Local\Temp\n6273\s6273.exe
      "C:\Users\Admin\AppData\Local\Temp\n6273\s6273.exe" 1e12a6ee693363a8fb08e023KDIO76zHGlCMQFFahk3KBaDcUskW0iUewJXyJP/RoryhDRs3CE7Ru+WQqVVxQ3pTAKxR/5RDzmTNr7/8N8YTmWioL1XRsq8+BubwWkfU2naear62iyWRADGoEZlYtCTSf1CtkzHNOLi0DRuMn3wslprp /v "C:\Users\Admin\AppData\Local\Temp\dec56113ad10a445f9f7c922dcb2723f373d4d24f31346baac0d6292002441d1.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:956

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n6273\s6273.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n6273\s6273.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n6273\s6273.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n6273\s6273.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n6273\s6273.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n6273\s6273.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/956-62-0x000007FEF4A30000-0x000007FEF5453000-memory.dmp

    Filesize

    10.1MB

  • memory/956-59-0x0000000000000000-mapping.dmp

  • memory/956-63-0x000007FEEF2C0000-0x000007FEF0356000-memory.dmp

    Filesize

    16.6MB

  • memory/956-64-0x000007FEFC521000-0x000007FEFC523000-memory.dmp

    Filesize

    8KB

  • memory/956-65-0x0000000001F26000-0x0000000001F45000-memory.dmp

    Filesize

    124KB

  • memory/956-66-0x000007FEEE430000-0x000007FEEF2BF000-memory.dmp

    Filesize

    14.6MB

  • memory/956-67-0x0000000001F26000-0x0000000001F45000-memory.dmp

    Filesize

    124KB

  • memory/956-68-0x000007FEF56B0000-0x000007FEF599A000-memory.dmp

    Filesize

    2.9MB

  • memory/956-69-0x0000000001F26000-0x0000000001F45000-memory.dmp

    Filesize

    124KB

  • memory/1948-54-0x0000000076871000-0x0000000076873000-memory.dmp

    Filesize

    8KB