Analysis

  • max time kernel
    61s
  • max time network
    129s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2022 20:51

General

  • Target

    621a09bdff6df1d3c9d41cc5cd6d1974cd8c928574f2626646cab24a9cd98817.exe

  • Size

    512KB

  • MD5

    5b3d5c2a36b1039975207cb0cbeb8e28

  • SHA1

    a324ae665c52865c3bdbe7ec82bbaca79e7848cf

  • SHA256

    621a09bdff6df1d3c9d41cc5cd6d1974cd8c928574f2626646cab24a9cd98817

  • SHA512

    04a622b57a5d7a0f3adeffbb1b9a5d63fb7d5d60f07c9e872d832a9e6e8bc76805da66686590e1924bc9c1cc78ea563b84a8a9e90c17eb96525307c19276bff7

  • 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\621a09bdff6df1d3c9d41cc5cd6d1974cd8c928574f2626646cab24a9cd98817.exe
    "C:\Users\Admin\AppData\Local\Temp\621a09bdff6df1d3c9d41cc5cd6d1974cd8c928574f2626646cab24a9cd98817.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:1160
    • C:\Users\Admin\AppData\Local\Temp\n2069\s2069.exe
      "C:\Users\Admin\AppData\Local\Temp\n2069\s2069.exe" c4f10a50312a004d2c720719DyTP1km3KjOw1+YZxn4Fs62IyV5GzAvfFeDF55VDnJL3SMkYQTJf5CirSURPkwGMnsGWFhCwtLMz9+e1HHBfACZCkHrRVT8P+QRcNVfjiOdTg7wwEwRTMyfU0ogt6MM0tSMnZf9DZdepwkTpyIOY7D0= /v "C:\Users\Admin\AppData\Local\Temp\621a09bdff6df1d3c9d41cc5cd6d1974cd8c928574f2626646cab24a9cd98817.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1712

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\n2069\s2069.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n2069\s2069.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n2069\s2069.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n2069\s2069.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n2069\s2069.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n2069\s2069.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/1160-54-0x0000000075A91000-0x0000000075A93000-memory.dmp

    Filesize

    8KB

  • memory/1712-59-0x0000000000000000-mapping.dmp

  • memory/1712-62-0x000007FEF37A0000-0x000007FEF41C3000-memory.dmp

    Filesize

    10.1MB

  • memory/1712-63-0x000007FEF2700000-0x000007FEF3796000-memory.dmp

    Filesize

    16.6MB

  • memory/1712-64-0x000007FEFBB21000-0x000007FEFBB23000-memory.dmp

    Filesize

    8KB

  • memory/1712-65-0x0000000000A36000-0x0000000000A55000-memory.dmp

    Filesize

    124KB

  • memory/1712-66-0x000007FEEE280000-0x000007FEEF10F000-memory.dmp

    Filesize

    14.6MB

  • memory/1712-67-0x000007FEF2410000-0x000007FEF26FA000-memory.dmp

    Filesize

    2.9MB

  • memory/1712-68-0x0000000000A36000-0x0000000000A55000-memory.dmp

    Filesize

    124KB