Analysis

  • max time kernel
    116s
  • 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 01:32

General

  • Target

    6e1ba839d3fc5cba576ccb345af6e356afc00321bfa13b0f613c51fed6c4db16.exe

  • Size

    512KB

  • MD5

    d92a4a37079c7f849eca3a550cc8861d

  • SHA1

    ec43b504610d49fa114f2cbb3174c0b35b429449

  • SHA256

    6e1ba839d3fc5cba576ccb345af6e356afc00321bfa13b0f613c51fed6c4db16

  • SHA512

    8be91f5a6a089945d82354f952db92cf642407882d8feac09ec6eaecd4278ffa24ddb40a341a0b3e2a9f7981ca05cfb40a6103870d121f6fa8c1bbf24727e941

  • SSDEEP

    12288:0+h9St2Ma70zIIc91Dwws4zruXic2O/3E4M:0+h9OY70z+warul3E4M

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\6e1ba839d3fc5cba576ccb345af6e356afc00321bfa13b0f613c51fed6c4db16.exe
    "C:\Users\Admin\AppData\Local\Temp\6e1ba839d3fc5cba576ccb345af6e356afc00321bfa13b0f613c51fed6c4db16.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:1744
    • C:\Users\Admin\AppData\Local\Temp\n2664\s2664.exe
      "C:\Users\Admin\AppData\Local\Temp\n2664\s2664.exe" 1b1ed896c1b9d41c5559a303DC42q4U29BhU851lFcQnJY9u32uwSqDixN5L6n4wqm9zaqFfBmKtYPXkhHPCGtQaNKQ8PUcSK7c5KiGQzC84OIFoCseJVLABW9NSGU8OOt45H7bVg+QkkgbvYhpawUcj1oesIgSLbwimhZ/nFlv9DMLY /v "C:\Users\Admin\AppData\Local\Temp\6e1ba839d3fc5cba576ccb345af6e356afc00321bfa13b0f613c51fed6c4db16.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:308

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n2664\s2664.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • C:\Users\Admin\AppData\Local\Temp\n2664\s2664.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n2664\s2664.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n2664\s2664.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n2664\s2664.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • \Users\Admin\AppData\Local\Temp\n2664\s2664.exe

    Filesize

    230KB

    MD5

    abaf13cb23de482dc944ab5b51ca3aac

    SHA1

    76837356db96dd56b647aba60f1adbbdc7b200fe

    SHA256

    b02fad5ac5234401505e1682c86f526951e8ded726687088c30987321f7c105e

    SHA512

    cc2aac30490511e49e1268f5df9139d176a3b849e663ad3b739e2f1cb50a6e084c465772ded5f694d5ec6f19ac40a57e5e64f7c47515f212476c20cbe9d6bce3

  • memory/308-62-0x000007FEF3C00000-0x000007FEF4623000-memory.dmp

    Filesize

    10.1MB

  • memory/308-63-0x000007FEF2B60000-0x000007FEF3BF6000-memory.dmp

    Filesize

    16.6MB

  • memory/308-64-0x000007FEFB651000-0x000007FEFB653000-memory.dmp

    Filesize

    8KB

  • memory/308-65-0x0000000002106000-0x0000000002125000-memory.dmp

    Filesize

    124KB

  • memory/308-66-0x000007FEED510000-0x000007FEEE39F000-memory.dmp

    Filesize

    14.6MB

  • memory/308-67-0x000007FEF2080000-0x000007FEF236A000-memory.dmp

    Filesize

    2.9MB

  • memory/308-68-0x0000000002106000-0x0000000002125000-memory.dmp

    Filesize

    124KB

  • memory/1744-54-0x0000000074DA1000-0x0000000074DA3000-memory.dmp

    Filesize

    8KB