Analysis

  • max time kernel
    95s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2022 21:47

General

  • Target

    0fe6787c6ed1ecf9e2af4b9ff1406ff740cfc42eb6b61209ee70b12ee73ad565.exe

  • Size

    512KB

  • MD5

    a01dbc7702fd19ca142a414d0a17cc89

  • SHA1

    88b3c5d2f078f7285a8da87ec84cc16aacc894ef

  • SHA256

    0fe6787c6ed1ecf9e2af4b9ff1406ff740cfc42eb6b61209ee70b12ee73ad565

  • SHA512

    1a66453cf55b9a0cc0ecea2c9896d3ba35085b599b70a0e3cfdc814aba30961151ef3db64058cfd0cabb45344d8d3afeef361320f9feb19d48c59cc58cbfecbd

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4d:0+h9OY70z+warul3E4d

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\0fe6787c6ed1ecf9e2af4b9ff1406ff740cfc42eb6b61209ee70b12ee73ad565.exe
    "C:\Users\Admin\AppData\Local\Temp\0fe6787c6ed1ecf9e2af4b9ff1406ff740cfc42eb6b61209ee70b12ee73ad565.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:1808
    • C:\Users\Admin\AppData\Local\Temp\n47\s47.exe
      "C:\Users\Admin\AppData\Local\Temp\n47\s47.exe" 125ac5e3dd95d55b33880da1NTGpPwN8jtR3Vp9mv5Xy5x+IGHGhrDvxgwqswxtDSCbIhkYDwvtK2tQ9kTDKj85BUKg7E8sdjwyO6WDTB1yIg+YooijvgzBGnuizd8qs9gGIvQ/A/Mm2q51vRUWUaBsWsXKYO261650oqgNMw8hQuelf /v "C:\Users\Admin\AppData\Local\Temp\0fe6787c6ed1ecf9e2af4b9ff1406ff740cfc42eb6b61209ee70b12ee73ad565.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:676

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n47\s47.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n47\s47.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n47\s47.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n47\s47.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n47\s47.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n47\s47.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/676-62-0x000007FEF4A00000-0x000007FEF5423000-memory.dmp

    Filesize

    10.1MB

  • memory/676-63-0x000007FEF3720000-0x000007FEF47B6000-memory.dmp

    Filesize

    16.6MB

  • memory/676-64-0x000007FEFC3C1000-0x000007FEFC3C3000-memory.dmp

    Filesize

    8KB

  • memory/676-65-0x0000000001E56000-0x0000000001E75000-memory.dmp

    Filesize

    124KB

  • memory/676-66-0x000007FEEED00000-0x000007FEEFB8F000-memory.dmp

    Filesize

    14.6MB

  • memory/676-67-0x0000000001E56000-0x0000000001E75000-memory.dmp

    Filesize

    124KB

  • memory/676-68-0x000007FEF2DB0000-0x000007FEF309A000-memory.dmp

    Filesize

    2.9MB

  • memory/676-69-0x0000000001E56000-0x0000000001E75000-memory.dmp

    Filesize

    124KB

  • memory/1808-54-0x00000000759F1000-0x00000000759F3000-memory.dmp

    Filesize

    8KB