Resubmissions

19-07-2022 03:56

220719-ehp3xsadhq 10

19-07-2022 03:18

220719-dtzk3aheck 0

Analysis

  • max time kernel
    105s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220715-en
  • resource tags

    arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
  • submitted
    19-07-2022 03:56

General

  • Target

    [redacted],file,18.07.docm

  • Size

    3.2MB

  • MD5

    19b4b7db32fe8a96ee2c1b6d041808aa

  • SHA1

    abb1aa911903a81b6d4c06ca7c2d7527a307688b

  • SHA256

    21ff5340e5ebd99c5c58d92c6609a5d55579de39ddc5b83b9e2f5ec1c2d4c70b

  • SHA512

    f30485fb3b569c401fed793f3bda5fae541062f8d11430e722980a2f12a68d1dfb4de11e2d595a73c5908b74787318cfb93114861153c767a069181e607f3c70

Score
8/10

Malware Config

Signatures

  • 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\[redacted],file,18.07.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:852
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1444
      • C:\Users\Admin\AppData\Local\Temp\r5CB3.tmp.exe
        "C:\Users\Admin\AppData\Local\Temp\r5CB3.tmp.exe" "C:\Users\Admin\AppData\Local\Temp\y5CB2.tmp.dll",DllRegisterServer
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1748

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\r5CB3.tmp.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • C:\Users\Admin\AppData\Local\Temp\r5CB3.tmp.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • C:\Users\Admin\AppData\Local\Temp\y5CB2.tmp.dll

      Filesize

      1.1MB

      MD5

      a20a11b3471bc758f0f7468a50415e91

      SHA1

      60ecf37b6e5abbac4af52c7d8e3eb6434151872c

      SHA256

      18fdbfe5b3780b79f3dd10ab65b0c08ecaa3eab6536055513c6507a27e37a89e

      SHA512

      6c41177961c26a78d21f61680e123cd2570f4581040e457667cdda3c28e0d403f22cd4f6cf34a6990ad59f6756c078bd52955926186644639f7000f8fd67f8bc

    • \Users\Admin\AppData\Local\Temp\r5CB3.tmp.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • \Users\Admin\AppData\Local\Temp\y5CB2.tmp.dll

      Filesize

      1.1MB

      MD5

      a20a11b3471bc758f0f7468a50415e91

      SHA1

      60ecf37b6e5abbac4af52c7d8e3eb6434151872c

      SHA256

      18fdbfe5b3780b79f3dd10ab65b0c08ecaa3eab6536055513c6507a27e37a89e

      SHA512

      6c41177961c26a78d21f61680e123cd2570f4581040e457667cdda3c28e0d403f22cd4f6cf34a6990ad59f6756c078bd52955926186644639f7000f8fd67f8bc

    • \Users\Admin\AppData\Local\Temp\y5CB2.tmp.dll

      Filesize

      1.1MB

      MD5

      a20a11b3471bc758f0f7468a50415e91

      SHA1

      60ecf37b6e5abbac4af52c7d8e3eb6434151872c

      SHA256

      18fdbfe5b3780b79f3dd10ab65b0c08ecaa3eab6536055513c6507a27e37a89e

      SHA512

      6c41177961c26a78d21f61680e123cd2570f4581040e457667cdda3c28e0d403f22cd4f6cf34a6990ad59f6756c078bd52955926186644639f7000f8fd67f8bc

    • \Users\Admin\AppData\Local\Temp\y5CB2.tmp.dll

      Filesize

      1.1MB

      MD5

      a20a11b3471bc758f0f7468a50415e91

      SHA1

      60ecf37b6e5abbac4af52c7d8e3eb6434151872c

      SHA256

      18fdbfe5b3780b79f3dd10ab65b0c08ecaa3eab6536055513c6507a27e37a89e

      SHA512

      6c41177961c26a78d21f61680e123cd2570f4581040e457667cdda3c28e0d403f22cd4f6cf34a6990ad59f6756c078bd52955926186644639f7000f8fd67f8bc

    • \Users\Admin\AppData\Local\Temp\y5CB2.tmp.dll

      Filesize

      1.1MB

      MD5

      a20a11b3471bc758f0f7468a50415e91

      SHA1

      60ecf37b6e5abbac4af52c7d8e3eb6434151872c

      SHA256

      18fdbfe5b3780b79f3dd10ab65b0c08ecaa3eab6536055513c6507a27e37a89e

      SHA512

      6c41177961c26a78d21f61680e123cd2570f4581040e457667cdda3c28e0d403f22cd4f6cf34a6990ad59f6756c078bd52955926186644639f7000f8fd67f8bc

    • memory/852-109-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-251-0x0000000006810000-0x000000000745A000-memory.dmp

      Filesize

      12.3MB

    • memory/852-59-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-60-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-62-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-113-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-63-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-65-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-64-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-66-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-67-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-68-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-69-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-70-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-80-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-82-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-81-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-83-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-84-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-85-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-87-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-86-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-88-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-89-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-90-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-91-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-101-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-104-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-105-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-106-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-108-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-107-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-57-0x0000000075511000-0x0000000075513000-memory.dmp

      Filesize

      8KB

    • memory/852-110-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-112-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-111-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-61-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-58-0x0000000070F5D000-0x0000000070F68000-memory.dmp

      Filesize

      44KB

    • memory/852-126-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-125-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-127-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-114-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-128-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-129-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-130-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-132-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-131-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-134-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-135-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-133-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-136-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-146-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-147-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-148-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-149-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-152-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-153-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-151-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-150-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-156-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/852-55-0x000000006FF71000-0x000000006FF73000-memory.dmp

      Filesize

      8KB

    • memory/852-54-0x00000000724F1000-0x00000000724F4000-memory.dmp

      Filesize

      12KB

    • memory/852-155-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-154-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-247-0x0000000006810000-0x000000000745A000-memory.dmp

      Filesize

      12.3MB

    • memory/852-248-0x0000000002360000-0x0000000002413000-memory.dmp

      Filesize

      716KB

    • memory/852-249-0x0000000007C30000-0x0000000007D51000-memory.dmp

      Filesize

      1.1MB

    • memory/852-250-0x0000000070F5D000-0x0000000070F68000-memory.dmp

      Filesize

      44KB

    • memory/852-115-0x00000000003D5000-0x0000000000439000-memory.dmp

      Filesize

      400KB

    • memory/852-253-0x0000000070F5D000-0x0000000070F68000-memory.dmp

      Filesize

      44KB

    • memory/1444-231-0x0000000000000000-mapping.dmp

    • memory/1748-234-0x0000000000000000-mapping.dmp