Analysis

  • max time kernel
    120s
  • max time network
    211s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    27/11/2022, 22:41

General

  • Target

    572368d61fa91385418365c04588ffc1308d6f255e9b9f1a1edc3edb9487958c.exe

  • Size

    512KB

  • MD5

    04d6b0e4f466476af87533071e231db9

  • SHA1

    07c25effdc71fcd71899ebd2a07d98aab9d7b3c1

  • SHA256

    572368d61fa91385418365c04588ffc1308d6f255e9b9f1a1edc3edb9487958c

  • SHA512

    5681b06b694ce67e6ca55917774a09d4464d0a2174dbae8176eeb1289406c8c35ac84814906fb0a8b22aec5c0a7da2839f39b9299bb567bd5b47f2e0cb4efdde

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4k:0+h9OY70z+warul3E4k

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\572368d61fa91385418365c04588ffc1308d6f255e9b9f1a1edc3edb9487958c.exe
    "C:\Users\Admin\AppData\Local\Temp\572368d61fa91385418365c04588ffc1308d6f255e9b9f1a1edc3edb9487958c.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:1216
    • C:\Users\Admin\AppData\Local\Temp\n291\s291.exe
      "C:\Users\Admin\AppData\Local\Temp\n291\s291.exe" f486cfea5f02ace71bc8f6735onRwuf9ni2/tKDeyPHA/DPdDAmxmoXCvhFfPVFTwWL6qxYVLoGTruG6aT2yHT/tnNSyguFoPNkhNC1BnMa+O9lJdnUOgCg6Hj9Q+c29QccM6ysFFITh9AEJI+QipgdgDkq2DHPDy06jKN/nN38QHQCu /v "C:\Users\Admin\AppData\Local\Temp\572368d61fa91385418365c04588ffc1308d6f255e9b9f1a1edc3edb9487958c.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:544

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n291\s291.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n291\s291.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n291\s291.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n291\s291.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n291\s291.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n291\s291.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/544-62-0x000007FEF3550000-0x000007FEF3F73000-memory.dmp

    Filesize

    10.1MB

  • memory/544-63-0x000007FEF24B0000-0x000007FEF3546000-memory.dmp

    Filesize

    16.6MB

  • memory/544-64-0x000007FEFB9C1000-0x000007FEFB9C3000-memory.dmp

    Filesize

    8KB

  • memory/544-65-0x0000000000B86000-0x0000000000BA5000-memory.dmp

    Filesize

    124KB

  • memory/544-66-0x000007FEEE1F0000-0x000007FEEF07F000-memory.dmp

    Filesize

    14.6MB

  • memory/544-67-0x000007FEF19C0000-0x000007FEF1CAA000-memory.dmp

    Filesize

    2.9MB

  • memory/544-68-0x0000000000B86000-0x0000000000BA5000-memory.dmp

    Filesize

    124KB

  • memory/1216-54-0x0000000075091000-0x0000000075093000-memory.dmp

    Filesize

    8KB