Analysis

  • max time kernel
    77s
  • max time network
    164s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2022 22:31

General

  • Target

    1c8e101024d789202f9fd6bc00c5245173bbc567f69f847449544fcc15afc6dc.exe

  • Size

    512KB

  • MD5

    addb0f55f5df36728272c51a7d14cccc

  • SHA1

    acfa695db41f0b7a193ce53fc94939c338c488f1

  • SHA256

    1c8e101024d789202f9fd6bc00c5245173bbc567f69f847449544fcc15afc6dc

  • SHA512

    cd5eb62fd7a520865eb9886b0f403c45cb523da16b871bafbf834a567e7f3b6edd22876e3a6740d8f8ac8ba9d427abb42ca5c4fd9fa577a83633f6b105be253e

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4c:0+h9OY70z+warul3E4c

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\1c8e101024d789202f9fd6bc00c5245173bbc567f69f847449544fcc15afc6dc.exe
    "C:\Users\Admin\AppData\Local\Temp\1c8e101024d789202f9fd6bc00c5245173bbc567f69f847449544fcc15afc6dc.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:2016
    • C:\Users\Admin\AppData\Local\Temp\n348\s348.exe
      "C:\Users\Admin\AppData\Local\Temp\n348\s348.exe" f037ec97dacecdff328cd2b97x6A5THZu+ykNPb8udWA0PkpxtKwxl6DlLgH2KMRvcO2EKq0bBSQD3SYUHuXzWIic7oh7A+pVyk2UhUNoxfWYfm8XnJzLsaTXRqoIUtBj7AbekdhudxyvxG91Er1N7QXSFRhZSWjSs5XjOzjvMHGBoQH /v "C:\Users\Admin\AppData\Local\Temp\1c8e101024d789202f9fd6bc00c5245173bbc567f69f847449544fcc15afc6dc.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1968

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n348\s348.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n348\s348.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n348\s348.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n348\s348.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n348\s348.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n348\s348.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/1968-62-0x000007FEF3270000-0x000007FEF3C93000-memory.dmp

    Filesize

    10.1MB

  • memory/1968-63-0x000007FEF21D0000-0x000007FEF3266000-memory.dmp

    Filesize

    16.6MB

  • memory/1968-64-0x00000000021F6000-0x0000000002215000-memory.dmp

    Filesize

    124KB

  • memory/1968-65-0x000007FEEDE20000-0x000007FEEECAF000-memory.dmp

    Filesize

    14.6MB

  • memory/1968-66-0x000007FEEDB30000-0x000007FEEDE1A000-memory.dmp

    Filesize

    2.9MB

  • memory/1968-67-0x00000000021F6000-0x0000000002215000-memory.dmp

    Filesize

    124KB

  • memory/2016-54-0x0000000075D61000-0x0000000075D63000-memory.dmp

    Filesize

    8KB