Analysis

  • max time kernel
    63s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    28-11-2022 00:15

General

  • Target

    88fcedda19462881f0314f927e81b6ede610a5c5dd36d72f28a0335df2a34db6.exe

  • Size

    512KB

  • MD5

    e4e4abaac6031a28d6b6afaf3669a3e9

  • SHA1

    dc50988680af25d9a7a890d31bcbcb599426fc5c

  • SHA256

    88fcedda19462881f0314f927e81b6ede610a5c5dd36d72f28a0335df2a34db6

  • SHA512

    402f05e49ced0ad0e78def239514855ac6b5e6c6049238db5e6847fbd5e08723b0ffa4e7461817b42fff3e7557615b8f9cccc8935b076fbcf85655a4f0658ba0

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4o:0+h9OY70z+warul3E4o

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\88fcedda19462881f0314f927e81b6ede610a5c5dd36d72f28a0335df2a34db6.exe
    "C:\Users\Admin\AppData\Local\Temp\88fcedda19462881f0314f927e81b6ede610a5c5dd36d72f28a0335df2a34db6.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:1488
    • C:\Users\Admin\AppData\Local\Temp\n5030\s5030.exe
      "C:\Users\Admin\AppData\Local\Temp\n5030\s5030.exe" 612e8c70e41f749622808dccBLT6hcFnSSJRZS4O+9TPIEdW4keB7kweTY+UtJo2XoP8bqi9DGx76G62DvlGJZhnf5HhwdyyqDV9ftv71CrrHcamhXMP4BmhUupln8G0nB9bano7oeb+c677GL8WCP0c1dAB1YOHH3aG6QQkagnzG78z /v "C:\Users\Admin\AppData\Local\Temp\88fcedda19462881f0314f927e81b6ede610a5c5dd36d72f28a0335df2a34db6.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1692

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n5030\s5030.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n5030\s5030.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n5030\s5030.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n5030\s5030.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n5030\s5030.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n5030\s5030.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/1488-54-0x0000000076681000-0x0000000076683000-memory.dmp

    Filesize

    8KB

  • memory/1692-62-0x000007FEF3F10000-0x000007FEF4933000-memory.dmp

    Filesize

    10.1MB

  • memory/1692-63-0x000007FEF2E70000-0x000007FEF3F06000-memory.dmp

    Filesize

    16.6MB

  • memory/1692-64-0x0000000000996000-0x00000000009B5000-memory.dmp

    Filesize

    124KB

  • memory/1692-65-0x0000000000996000-0x00000000009B5000-memory.dmp

    Filesize

    124KB

  • memory/1692-66-0x000007FEEEB90000-0x000007FEEFA1F000-memory.dmp

    Filesize

    14.6MB

  • memory/1692-67-0x000007FEF2B80000-0x000007FEF2E6A000-memory.dmp

    Filesize

    2.9MB

  • memory/1692-68-0x0000000000996000-0x00000000009B5000-memory.dmp

    Filesize

    124KB