Analysis

  • max time kernel
    75s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    27/11/2022, 03:04

General

  • Target

    36a4ef5091c558c0f38790b68dd54773977911da62470560a951829b3501d073.exe

  • Size

    614KB

  • MD5

    213ee2e106bd05d065c1bc3757b45989

  • SHA1

    8039272d8bd6b0982564fa60892635c3512d529e

  • SHA256

    36a4ef5091c558c0f38790b68dd54773977911da62470560a951829b3501d073

  • SHA512

    fa31ec4da6617e40820b5fe7c3a64d09d74841abacdb55c661e585e73342202c4c42e98643b905d7476e32f87c50b2cc783d2131a8fad25baba3811cb672ab4a

  • SSDEEP

    12288:UYRN6Ul2gavsFJZC42Bu0aHpdjzwJ4baLN+gZPNOcmVuSR3O9cubDd:HKUl2wFJZCRBu0KA8VAnmVugubDd

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\36a4ef5091c558c0f38790b68dd54773977911da62470560a951829b3501d073.exe
    "C:\Users\Admin\AppData\Local\Temp\36a4ef5091c558c0f38790b68dd54773977911da62470560a951829b3501d073.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:1984
    • C:\Users\Admin\AppData\Local\Temp\n7880\s7880.exe
      "C:\Users\Admin\AppData\Local\Temp\n7880\s7880.exe" 01d2cc4b05f75ad42357f8b77+A/TXHCDDrGEjgmZsQnz5rIo9e4YMpWwRNtTGQpopDaVx4jxVwjjMd3xvagJV4dmzlyd7nLS6fAT1HtzYVFV1AsdwnhbJDuKLnHKcarrYkjWwea0HeSyEE+w6uwTC3YxsUnbgPqDgxGzztCIXEyrGhx3K2U57r9nyz/ /v "C:\Users\Admin\AppData\Local\Temp\36a4ef5091c558c0f38790b68dd54773977911da62470560a951829b3501d073.exe"
      2⤵
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:956

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n7880\s7880.exe

    Filesize

    350KB

    MD5

    60f9fa6a5debd2cd96317dabe147c68b

    SHA1

    8f82a7369b15d5b7f552db5e4e9a65b01c41e8d5

    SHA256

    005d00feddcafbd28a38166745b6a42b238614cf3973f82db4be702064856aae

    SHA512

    1124695d1da7cbc28ec3fe80f0b9a4384948f9a707c0ad250d1999f14171e501cabc70792fc8adb6cbfbcf1504634ee3520aec436992a5d46f6319d0418b6fd6

  • C:\Users\Admin\AppData\Local\Temp\n7880\s7880.exe

    Filesize

    350KB

    MD5

    60f9fa6a5debd2cd96317dabe147c68b

    SHA1

    8f82a7369b15d5b7f552db5e4e9a65b01c41e8d5

    SHA256

    005d00feddcafbd28a38166745b6a42b238614cf3973f82db4be702064856aae

    SHA512

    1124695d1da7cbc28ec3fe80f0b9a4384948f9a707c0ad250d1999f14171e501cabc70792fc8adb6cbfbcf1504634ee3520aec436992a5d46f6319d0418b6fd6

  • \Users\Admin\AppData\Local\Temp\n7880\s7880.exe

    Filesize

    350KB

    MD5

    60f9fa6a5debd2cd96317dabe147c68b

    SHA1

    8f82a7369b15d5b7f552db5e4e9a65b01c41e8d5

    SHA256

    005d00feddcafbd28a38166745b6a42b238614cf3973f82db4be702064856aae

    SHA512

    1124695d1da7cbc28ec3fe80f0b9a4384948f9a707c0ad250d1999f14171e501cabc70792fc8adb6cbfbcf1504634ee3520aec436992a5d46f6319d0418b6fd6

  • \Users\Admin\AppData\Local\Temp\n7880\s7880.exe

    Filesize

    350KB

    MD5

    60f9fa6a5debd2cd96317dabe147c68b

    SHA1

    8f82a7369b15d5b7f552db5e4e9a65b01c41e8d5

    SHA256

    005d00feddcafbd28a38166745b6a42b238614cf3973f82db4be702064856aae

    SHA512

    1124695d1da7cbc28ec3fe80f0b9a4384948f9a707c0ad250d1999f14171e501cabc70792fc8adb6cbfbcf1504634ee3520aec436992a5d46f6319d0418b6fd6

  • \Users\Admin\AppData\Local\Temp\n7880\s7880.exe

    Filesize

    350KB

    MD5

    60f9fa6a5debd2cd96317dabe147c68b

    SHA1

    8f82a7369b15d5b7f552db5e4e9a65b01c41e8d5

    SHA256

    005d00feddcafbd28a38166745b6a42b238614cf3973f82db4be702064856aae

    SHA512

    1124695d1da7cbc28ec3fe80f0b9a4384948f9a707c0ad250d1999f14171e501cabc70792fc8adb6cbfbcf1504634ee3520aec436992a5d46f6319d0418b6fd6

  • \Users\Admin\AppData\Local\Temp\n7880\s7880.exe

    Filesize

    350KB

    MD5

    60f9fa6a5debd2cd96317dabe147c68b

    SHA1

    8f82a7369b15d5b7f552db5e4e9a65b01c41e8d5

    SHA256

    005d00feddcafbd28a38166745b6a42b238614cf3973f82db4be702064856aae

    SHA512

    1124695d1da7cbc28ec3fe80f0b9a4384948f9a707c0ad250d1999f14171e501cabc70792fc8adb6cbfbcf1504634ee3520aec436992a5d46f6319d0418b6fd6

  • memory/956-62-0x000007FEF3BD0000-0x000007FEF45F3000-memory.dmp

    Filesize

    10.1MB

  • memory/956-63-0x000007FEF2B30000-0x000007FEF3BC6000-memory.dmp

    Filesize

    16.6MB

  • memory/956-64-0x0000000001FB6000-0x0000000001FD5000-memory.dmp

    Filesize

    124KB

  • memory/956-65-0x0000000001FB6000-0x0000000001FD5000-memory.dmp

    Filesize

    124KB

  • memory/956-66-0x000007FEEE100000-0x000007FEEEF8F000-memory.dmp

    Filesize

    14.6MB

  • memory/956-67-0x000007FEF2040000-0x000007FEF232A000-memory.dmp

    Filesize

    2.9MB

  • memory/956-68-0x0000000001FB6000-0x0000000001FD5000-memory.dmp

    Filesize

    124KB

  • memory/1984-54-0x0000000075631000-0x0000000075633000-memory.dmp

    Filesize

    8KB