Analysis

  • max time kernel
    148s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-03-2024 03:46

General

  • Target

    bfc2ff8fc46d561ea35a79dfc4bc671f.exe

  • Size

    726KB

  • MD5

    bfc2ff8fc46d561ea35a79dfc4bc671f

  • SHA1

    4266d0dad3e409732e18600cbb6d174ebd0a27ba

  • SHA256

    68a860eb55fefce940e5340f7bbf6163bd25a52843a14d066a7ab0f647132e3b

  • SHA512

    0af339ccbe6ce3fd0000679a9d411e2d31b6845feef904c91a60032b3df936b948915f3e7c01ba4540bd9959ac5653b57065f7bc463ff07ca64f7e7573b48138

  • SSDEEP

    12288:MLry/neyx7f/A64j7P+tixhWto9+PlHhXyd/kCQTswG6iEJ/5mBoDHk4/9H:qKeyxTAJj7P+yeo9yBXy/kFTswGNEJkC

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bfc2ff8fc46d561ea35a79dfc4bc671f.exe
    "C:\Users\Admin\AppData\Local\Temp\bfc2ff8fc46d561ea35a79dfc4bc671f.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:1556
    • C:\Program Files (x86)\yervibxw\hye.exe
      "C:\Program Files (x86)\yervibxw\hye.exe"
      2⤵
      • Executes dropped EXE
      PID:1696
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3692 --field-trial-handle=2244,i,11878111470816612087,2265290141962607370,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4804

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\yervibxw\hye.exe

      Filesize

      187KB

      MD5

      6372bb9c9028f666d043414828a5bedb

      SHA1

      b7c284feddef744799b7e5ef9081d84b9cf9fc44

      SHA256

      7a9e83c69af4665ae1f421163323b1753d85e9773897ebe56616340cab5dfe85

      SHA512

      2ed0a3e936698d9b1463c7fd29481a413310f7ac6661b0c4ef4620d36aa8e2dd64fa432275d6927ba2b883c3b78e6e3311c71a4ce8c5d0d22493c8bd939c61c4

    • C:\Program Files (x86)\yervibxw\hye.exe

      Filesize

      745KB

      MD5

      9ea46d6927494a3bfd08808ec904595d

      SHA1

      223335766496189b099c98175015a0b29ac5289e

      SHA256

      0c300152bd8563e6d66fe04d6271a52f4b0d2fe9f02ef835fb85e21419d1e5c3

      SHA512

      4f81b8bb3f3111f1c568ce96fc9947e1c1a97be58d5bc4f85db1cb8ef409ea90de35208af8954743a1e94cc947b9d87a811271c12a10575592271e3ed122d35b

    • memory/1556-0-0x0000000000400000-0x0000000000494000-memory.dmp

      Filesize

      592KB

    • memory/1556-1-0x0000000000400000-0x0000000000494000-memory.dmp

      Filesize

      592KB

    • memory/1556-2-0x0000000000400000-0x0000000000494000-memory.dmp

      Filesize

      592KB

    • memory/1556-7-0x0000000000400000-0x0000000000494000-memory.dmp

      Filesize

      592KB

    • memory/1696-8-0x0000000000400000-0x0000000000494000-memory.dmp

      Filesize

      592KB

    • memory/1696-9-0x0000000000400000-0x0000000000494000-memory.dmp

      Filesize

      592KB