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Analysis

  • max time kernel
    140s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    04/01/2024, 05:42

General

  • Target

    400acaacfe51458118a9e147189d3078.exe

  • Size

    123KB

  • MD5

    400acaacfe51458118a9e147189d3078

  • SHA1

    e821c0659887ee001130e37b1fb8c1a1b3c3bf70

  • SHA256

    6f8414d94f2da17d4ca602f2af65b8634169e2edc3afbb5849bf395f715af00f

  • SHA512

    3fba10a82b95c95b81e2e5cae57677a31a238b228bdb0cbb7e0c2b3dcdbac430671b3797e079d52d5ea0beef7bde702fc93240569a1340417f3ef97920fe996c

  • SSDEEP

    3072:SKcWmjRrz3ZKcWmjRrz3PNAKIOXtGQqiIzWNsHkAyxY9u:hGyGlAKR9GhimByN

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\400acaacfe51458118a9e147189d3078.exe
    "C:\Users\Admin\AppData\Local\Temp\400acaacfe51458118a9e147189d3078.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2240
    • C:\Users\Admin\AppData\Local\Temp\2r9rb3AoeHub114.exe
      C:\Users\Admin\AppData\Local\Temp\2r9rb3AoeHub114.exe
      2⤵
      • Executes dropped EXE
      PID:2396
    • C:\Windows\CTS.exe
      "C:\Windows\CTS.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:2540

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\2r9rb3AoeHub114.exe

    Filesize

    123KB

    MD5

    86e942cfc55fb9e642fd5ff3035ba723

    SHA1

    d7529f6cf50f7565c031e550f203a2b9d325e67c

    SHA256

    6c2a60f4ced6983e4636d2accfa4dc346c801539113f762d8f1a4b35926bc20e

    SHA512

    47eed7dd634fe72bac4aa9fe4736b047110a10ee2ae2530ce797a9f6ae39f94f8f2c0f814debb5f37ebabeefa675a33772fd04885a59e29c4fc952411cb69420

  • C:\Windows\CTS.exe

    Filesize

    59KB

    MD5

    5efd390d5f95c8191f5ac33c4db4b143

    SHA1

    42d81b118815361daa3007f1a40f1576e9a9e0bc

    SHA256

    6028434636f349d801465f77af3a1e387a9c5032942ca6cadb6506d0800f2a74

    SHA512

    720fbe253483dc034307a57a2860c8629a760f883603198d1213f5290b7f236bf0f5f237728ebed50962be83dc7dc4abe61a1e9a55218778495fc6580eb20b3d

  • \Users\Admin\AppData\Local\Temp\2r9rb3AoeHub114.exe

    Filesize

    64KB

    MD5

    a32a382b8a5a906e03a83b4f3e5b7a9b

    SHA1

    11e2bdd0798761f93cce363329996af6c17ed796

    SHA256

    75f12ea2f30d9c0d872dade345f30f562e6d93847b6a509ba53beec6d0b2c346

    SHA512

    ec87dd957be21b135212454646dcabdd7ef9442cf714e2c1f6b42b81f0c3fa3b1875bde9a8b538e8a0aa2190225649c29e9ed0f25176e7659e55e422dd4efe4c

  • memory/2240-0-0x0000000000F40000-0x0000000000F57000-memory.dmp

    Filesize

    92KB

  • memory/2240-15-0x0000000000F40000-0x0000000000F57000-memory.dmp

    Filesize

    92KB

  • memory/2240-11-0x00000000000B0000-0x00000000000C7000-memory.dmp

    Filesize

    92KB

  • memory/2540-18-0x0000000000B60000-0x0000000000B77000-memory.dmp

    Filesize

    92KB