Analysis

  • max time kernel
    90s
  • max time network
    115s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-01-2023 21:01

General

  • Target

    file.exe

  • Size

    1.3MB

  • MD5

    ea5d0b2e405840eb71f760eaf6bbff6e

  • SHA1

    5dc6ba3743f47b4dba4af9d7a25b0858e97ef31b

  • SHA256

    cc7b7c80fcb3d14fdc1dd35b617061de9efbc54e73ddb6c2cb46b46e3ccedebd

  • SHA512

    01eb070c78233d33977108f3b8f894aa7bdd4bacecee3239f5ddb1c47d2973fe7d01bde62ae3d60b3bdc94f2d571846b6b4228b523d1605ff978e059978c3b6c

  • SSDEEP

    24576:q20ITfWw961ZEwfNjH6BeRLUQ70lm0/wFV/AITA8DtK1WygXC75ld1qSVpk:q2b61PtE4PIlm0/MAIM8EBd1qapk

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 17 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1764
    • C:\Users\Admin\AppData\Local\Temp\is-P9412.tmp\file.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-P9412.tmp\file.tmp" /SL5="$7014A,1083206,212992,C:\Users\Admin\AppData\Local\Temp\file.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:2972
      • C:\Program Files (x86)\Split Files\LitFiles137.exe
        "C:\Program Files (x86)\Split Files\LitFiles137.exe"
        3⤵
        • Executes dropped EXE
        PID:4644

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Split Files\LitFiles137.exe

    Filesize

    1.8MB

    MD5

    47cfc8b900b680fb9262f4c2dd06dbbc

    SHA1

    82f8a09ecdf7c8a5c7b82112650cc572ca6259fc

    SHA256

    2d62647e9083e4495556b200b3d20aae35abf8c31dfc6dbe85f326088d8c6710

    SHA512

    a78957a64a45fee90fa0de4c3e2c99c40e31bacb7bf1ffa90b86c3f1749ebda99c93904a7b5922c609a32f6a537eb86404c8b506c0bf85e8357cac822eafdc3c

  • C:\Program Files (x86)\Split Files\LitFiles137.exe

    Filesize

    1.8MB

    MD5

    47cfc8b900b680fb9262f4c2dd06dbbc

    SHA1

    82f8a09ecdf7c8a5c7b82112650cc572ca6259fc

    SHA256

    2d62647e9083e4495556b200b3d20aae35abf8c31dfc6dbe85f326088d8c6710

    SHA512

    a78957a64a45fee90fa0de4c3e2c99c40e31bacb7bf1ffa90b86c3f1749ebda99c93904a7b5922c609a32f6a537eb86404c8b506c0bf85e8357cac822eafdc3c

  • C:\Users\Admin\AppData\Local\Temp\is-HMOF7.tmp\_isetup\_iscrypt.dll

    Filesize

    2KB

    MD5

    a69559718ab506675e907fe49deb71e9

    SHA1

    bc8f404ffdb1960b50c12ff9413c893b56f2e36f

    SHA256

    2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

    SHA512

    e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

  • C:\Users\Admin\AppData\Local\Temp\is-P9412.tmp\file.tmp

    Filesize

    695KB

    MD5

    415533bb40980951c966665cff9e2fe7

    SHA1

    fce396c8fa01876dd008f22c8be9a9b706f4aaec

    SHA256

    f688364bb17f03e53de641e7a0b0efefe30ac155fa9fa414a2150204ed9d3734

    SHA512

    3a8f88fa83e9f8be96fc9a0e8b47536455f50b1c511210d98fa178444b1e5ad1943cc3000e869f6dba4c782b48a3538d0b52d5e29ce3a692636aefc0e52083ae

  • C:\Users\Admin\AppData\Local\Temp\is-P9412.tmp\file.tmp

    Filesize

    695KB

    MD5

    415533bb40980951c966665cff9e2fe7

    SHA1

    fce396c8fa01876dd008f22c8be9a9b706f4aaec

    SHA256

    f688364bb17f03e53de641e7a0b0efefe30ac155fa9fa414a2150204ed9d3734

    SHA512

    3a8f88fa83e9f8be96fc9a0e8b47536455f50b1c511210d98fa178444b1e5ad1943cc3000e869f6dba4c782b48a3538d0b52d5e29ce3a692636aefc0e52083ae

  • memory/1764-132-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/1764-141-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/1764-142-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/4644-143-0x0000000000400000-0x00000000013C2000-memory.dmp

    Filesize

    15.8MB

  • memory/4644-144-0x0000000000400000-0x00000000013C2000-memory.dmp

    Filesize

    15.8MB