Analysis

  • max time kernel
    118s
  • max time network
    43s
  • platform
    windows7_x64
  • resource
    win7-20220414-it
  • submitted
    18-06-2022 15:23

General

  • Target

    assorestauro file 17.06.docm

  • Size

    1.9MB

  • MD5

    e7840be7da4d0e757ed42ad60602758a

  • SHA1

    5c446151310436d45bf8578608f8b0d556a64f87

  • SHA256

    c82a3eb6254a9b502f57e4dd0235b6d4e265ecb7bc0f5eae61870702bd8405dc

  • SHA512

    d8c77c86333f35263e81760a026a58e096155dbed3f09bbbe37a5427533addf433cd56662e25c67e6d0204acfb19029b64086a1b24ea8fdfd5158b4419dfd7a7

Score
10/10

Malware Config

Signatures

  • Detects SVCReady loader 1 IoCs
  • SVCReady

    SVCReady is a malware loader first seen in April 2022.

  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 5 IoCs
  • Drops file in Windows directory 1 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\assorestauro file 17.06.docm"
    1⤵
    • Loads dropped DLL
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1956
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:912
      • C:\Users\Admin\AppData\Local\Temp\r7986.tmp.exe
        "C:\Users\Admin\AppData\Local\Temp\r7986.tmp.exe" "C:\Users\Admin\AppData\Local\Temp\y5978.tmp.dll",DllRegisterServer
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1484

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\r7986.tmp.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • C:\Users\Admin\AppData\Local\Temp\r7986.tmp.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • C:\Users\Admin\AppData\Local\Temp\y5978.tmp.dll

      Filesize

      820KB

      MD5

      e9334bc1f6db1fe8db13e17c47299c74

      SHA1

      da12f863b1c4f437efc8a5faa8e04e32439eb479

      SHA256

      a7628a09046bc9f9144ecf506ef5a399befb8a985b028db8032a40ae0f96cf86

      SHA512

      b2e10ccb89dc2ec23a824cf9c39d76c698f3f1f4a3498c1fcc7b68a73a9a15e28aac512a010c769582b965d544ee558cfdc2e59a672dd7e782826e9776640d95

    • \Users\Admin\AppData\Local\Temp\r7986.tmp.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • \Users\Admin\AppData\Local\Temp\y5978.tmp.dll

      Filesize

      820KB

      MD5

      e9334bc1f6db1fe8db13e17c47299c74

      SHA1

      da12f863b1c4f437efc8a5faa8e04e32439eb479

      SHA256

      a7628a09046bc9f9144ecf506ef5a399befb8a985b028db8032a40ae0f96cf86

      SHA512

      b2e10ccb89dc2ec23a824cf9c39d76c698f3f1f4a3498c1fcc7b68a73a9a15e28aac512a010c769582b965d544ee558cfdc2e59a672dd7e782826e9776640d95

    • \Users\Admin\AppData\Local\Temp\y5978.tmp.dll

      Filesize

      820KB

      MD5

      e9334bc1f6db1fe8db13e17c47299c74

      SHA1

      da12f863b1c4f437efc8a5faa8e04e32439eb479

      SHA256

      a7628a09046bc9f9144ecf506ef5a399befb8a985b028db8032a40ae0f96cf86

      SHA512

      b2e10ccb89dc2ec23a824cf9c39d76c698f3f1f4a3498c1fcc7b68a73a9a15e28aac512a010c769582b965d544ee558cfdc2e59a672dd7e782826e9776640d95

    • \Users\Admin\AppData\Local\Temp\y5978.tmp.dll

      Filesize

      820KB

      MD5

      e9334bc1f6db1fe8db13e17c47299c74

      SHA1

      da12f863b1c4f437efc8a5faa8e04e32439eb479

      SHA256

      a7628a09046bc9f9144ecf506ef5a399befb8a985b028db8032a40ae0f96cf86

      SHA512

      b2e10ccb89dc2ec23a824cf9c39d76c698f3f1f4a3498c1fcc7b68a73a9a15e28aac512a010c769582b965d544ee558cfdc2e59a672dd7e782826e9776640d95

    • \Users\Admin\AppData\Local\Temp\y5978.tmp.dll

      Filesize

      820KB

      MD5

      e9334bc1f6db1fe8db13e17c47299c74

      SHA1

      da12f863b1c4f437efc8a5faa8e04e32439eb479

      SHA256

      a7628a09046bc9f9144ecf506ef5a399befb8a985b028db8032a40ae0f96cf86

      SHA512

      b2e10ccb89dc2ec23a824cf9c39d76c698f3f1f4a3498c1fcc7b68a73a9a15e28aac512a010c769582b965d544ee558cfdc2e59a672dd7e782826e9776640d95

    • memory/912-105-0x0000000000000000-mapping.dmp

    • memory/912-106-0x000007FEFBA21000-0x000007FEFBA23000-memory.dmp

      Filesize

      8KB

    • memory/1484-118-0x00000000007E0000-0x00000000008B0000-memory.dmp

      Filesize

      832KB

    • memory/1484-120-0x00000000007E0000-0x00000000008B0000-memory.dmp

      Filesize

      832KB

    • memory/1484-110-0x0000000000000000-mapping.dmp

    • memory/1484-124-0x00000000000E0000-0x00000000000E6000-memory.dmp

      Filesize

      24KB

    • memory/1956-72-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-95-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-70-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-54-0x00000000725C1000-0x00000000725C4000-memory.dmp

      Filesize

      12KB

    • memory/1956-71-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-73-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-74-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-75-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-77-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-76-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-79-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-78-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-80-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-81-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-82-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-84-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-83-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-85-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-87-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-86-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-89-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-88-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-90-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-91-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-92-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-93-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-94-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-69-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-97-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-96-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-99-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-100-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-101-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-102-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-103-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-104-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-68-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-67-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-107-0x00000000069A0000-0x00000000075EA000-memory.dmp

      Filesize

      12.3MB

    • memory/1956-108-0x00000000022E0000-0x0000000002393000-memory.dmp

      Filesize

      716KB

    • memory/1956-66-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-65-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-64-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-63-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-62-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-61-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-60-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-59-0x00000000003C7000-0x00000000003CB000-memory.dmp

      Filesize

      16KB

    • memory/1956-58-0x000000007102D000-0x0000000071038000-memory.dmp

      Filesize

      44KB

    • memory/1956-57-0x00000000753C1000-0x00000000753C3000-memory.dmp

      Filesize

      8KB

    • memory/1956-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/1956-55-0x0000000070041000-0x0000000070043000-memory.dmp

      Filesize

      8KB

    • memory/1956-125-0x000000007102D000-0x0000000071038000-memory.dmp

      Filesize

      44KB

    • memory/1956-126-0x00000000022E0000-0x0000000002393000-memory.dmp

      Filesize

      716KB