Analysis

  • max time kernel
    115s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    28-11-2022 07:41

General

  • Target

    79af314e7dfb683d4533301e7318101209af1c5de649fbbc214058a17385bb16.exe

  • Size

    511KB

  • MD5

    ce64acdbf226be45306996c6c9c7e50a

  • SHA1

    32e71f7f7e076fe29e7f2fc432247103d9d26a0a

  • SHA256

    79af314e7dfb683d4533301e7318101209af1c5de649fbbc214058a17385bb16

  • SHA512

    46fcc22b252381bb36537d52589fa91aa056f636d00d458780d4c304630094f7f739faf537918055661f4fa326a66b5419ce13d85e337fa3f9d1d5c18496bf27

  • SSDEEP

    12288:yxlxu5KvDoYTzDXJJSd2DuOcuj7gxSr94u3c1sB:yxlxqockzDwAuMwLudB

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\79af314e7dfb683d4533301e7318101209af1c5de649fbbc214058a17385bb16.exe
    "C:\Users\Admin\AppData\Local\Temp\79af314e7dfb683d4533301e7318101209af1c5de649fbbc214058a17385bb16.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:1060
    • C:\Users\Admin\AppData\Local\Temp\n6538\s6538.exe
      "C:\Users\Admin\AppData\Local\Temp\n6538\s6538.exe" ff69d11016358274cfa977d1nu81wjEx7Xv0Tsh2ywKVmj/dpLBwoGKNzjAiRnCJJZM5jfN6UPFX1mQczSW1f0Z574iWRC3zDJKgMTpOqtA3t3agBWI2sVTqsatjS2FxxTjNDThCUfYdGHPV1PUkOgwlXdPgvVG7Y8gvTqirura/s+g8 /v "C:\Users\Admin\AppData\Local\Temp\79af314e7dfb683d4533301e7318101209af1c5de649fbbc214058a17385bb16.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2020

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n6538\s6538.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n6538\s6538.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n6538\s6538.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n6538\s6538.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n6538\s6538.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n6538\s6538.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/1060-54-0x0000000074DC1000-0x0000000074DC3000-memory.dmp

    Filesize

    8KB

  • memory/2020-62-0x000007FEF4000000-0x000007FEF4A23000-memory.dmp

    Filesize

    10.1MB

  • memory/2020-63-0x000007FEF2F60000-0x000007FEF3FF6000-memory.dmp

    Filesize

    16.6MB

  • memory/2020-64-0x000007FEFB9E1000-0x000007FEFB9E3000-memory.dmp

    Filesize

    8KB

  • memory/2020-65-0x0000000000AE6000-0x0000000000B05000-memory.dmp

    Filesize

    124KB

  • memory/2020-66-0x000007FEED5E0000-0x000007FEEE46F000-memory.dmp

    Filesize

    14.6MB

  • memory/2020-67-0x000007FEF2480000-0x000007FEF276A000-memory.dmp

    Filesize

    2.9MB

  • memory/2020-68-0x0000000000AE6000-0x0000000000B05000-memory.dmp

    Filesize

    124KB