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Analysis

  • max time kernel
    155s
  • max time network
    190s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/12/2022, 20:33

General

  • Target

    eb139e9f7b1095c9b4932eed0b6e42590ffe1373c7bc288c94621f11999ea268.exe

  • Size

    230KB

  • MD5

    2c192f76425e966ae698a84130dc89f2

  • SHA1

    6bbcb0c953c15b11f7489a6d976b20a75f64d54c

  • SHA256

    eb139e9f7b1095c9b4932eed0b6e42590ffe1373c7bc288c94621f11999ea268

  • SHA512

    43b730ea0c7b0fed79230917dfd18f3418a3f749c03d1a5f3ba8cea3b4b954833984f0c60db96d17c2baa4c84e991c84a37ee1f72d864a2c48dee43568d91d8e

  • SSDEEP

    3072:epvmvakjLm7PR5Q3k3vHjNr0eOGjIUi/cDhn0y24ywvDDjbngcQVS+1aA6:epWjkP/ZHjN9Njv7jbnZWS+

Score
8/10
upx

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

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

  • Drops file in Windows directory 6 IoCs
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\eb139e9f7b1095c9b4932eed0b6e42590ffe1373c7bc288c94621f11999ea268.exe
    "C:\Users\Admin\AppData\Local\Temp\eb139e9f7b1095c9b4932eed0b6e42590ffe1373c7bc288c94621f11999ea268.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:4876
    • C:\Windows\Cwozia.exe
      C:\Windows\Cwozia.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • Modifies Internet Explorer settings
      • Suspicious behavior: EnumeratesProcesses
      PID:4904

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Windows\Cwozia.exe

    Filesize

    230KB

    MD5

    2c192f76425e966ae698a84130dc89f2

    SHA1

    6bbcb0c953c15b11f7489a6d976b20a75f64d54c

    SHA256

    eb139e9f7b1095c9b4932eed0b6e42590ffe1373c7bc288c94621f11999ea268

    SHA512

    43b730ea0c7b0fed79230917dfd18f3418a3f749c03d1a5f3ba8cea3b4b954833984f0c60db96d17c2baa4c84e991c84a37ee1f72d864a2c48dee43568d91d8e

  • C:\Windows\Cwozia.exe

    Filesize

    230KB

    MD5

    2c192f76425e966ae698a84130dc89f2

    SHA1

    6bbcb0c953c15b11f7489a6d976b20a75f64d54c

    SHA256

    eb139e9f7b1095c9b4932eed0b6e42590ffe1373c7bc288c94621f11999ea268

    SHA512

    43b730ea0c7b0fed79230917dfd18f3418a3f749c03d1a5f3ba8cea3b4b954833984f0c60db96d17c2baa4c84e991c84a37ee1f72d864a2c48dee43568d91d8e

  • C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job

    Filesize

    426B

    MD5

    ef51402ab808274fcd413abb3f32d0f1

    SHA1

    84edee3fcae710f365b40650615a25c03aa972c0

    SHA256

    059e3cc5da0eaa72ec22c551c6d36781e57e47c3b4c50e53f74f9825a287a66c

    SHA512

    1097073ec6b9ce6547ba1d416d301c98ea5510fbebb1c6b0a09f8d066cb191c4a4561afa1e04281b7221f9c4eab4b9df86d695f15cdee8f3d022ed3f83942ba1

  • memory/4876-132-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/4876-133-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/4876-134-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/4876-141-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/4904-139-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB

  • memory/4904-140-0x0000000000400000-0x000000000043B000-memory.dmp

    Filesize

    236KB