Analysis

  • max time kernel
    153s
  • max time network
    160s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    16-05-2022 05:12

General

  • Target

    f539c1e201030689ba917991a929526485f79e99f421802a9a7dc4d9a962ecd2.exe

  • Size

    1.0MB

  • MD5

    2292f50e6ebdf3eae9cbb254ca0464a9

  • SHA1

    5e7897406f6a5859638982f347d569bc2bfe3614

  • SHA256

    f539c1e201030689ba917991a929526485f79e99f421802a9a7dc4d9a962ecd2

  • SHA512

    688c8814bef5f31254a66a4d83d08d0e2d81ee00eee7887829f3c8639c75cae323e1f30d9bb07ee1751c4c4d06d7ea6315ba48509613c5364ea930c6485586a5

Malware Config

Extracted

Family

raccoon

Botnet

236c7f8a01d741b888dc6b6209805e66d41e62ba

Attributes
  • url4cnc

    https://telete.in/brikitiki

rc4.plain
rc4.plain

Extracted

Family

azorult

C2

http://195.245.112.115/index.php

Extracted

Family

oski

C2

nadia.ac.ug

Signatures

  • Azorult

    An information stealer that was first discovered in 2016, targeting browsing history and passwords.

  • Oski

    Oski is an infostealer targeting browser data, crypto wallets.

  • Raccoon

    Simple but powerful infostealer which was very active in 2019.

  • Raccoon Stealer Payload 1 IoCs
  • Executes dropped EXE 4 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Program crash 1 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f539c1e201030689ba917991a929526485f79e99f421802a9a7dc4d9a962ecd2.exe
    "C:\Users\Admin\AppData\Local\Temp\f539c1e201030689ba917991a929526485f79e99f421802a9a7dc4d9a962ecd2.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1792
    • C:\Users\Admin\AppData\Local\Temp\VjghertvcSD.exe
      "C:\Users\Admin\AppData\Local\Temp\VjghertvcSD.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4388
      • C:\Users\Admin\AppData\Local\Temp\VjghertvcSD.exe
        "C:\Users\Admin\AppData\Local\Temp\VjghertvcSD.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        PID:4216
    • C:\Users\Admin\AppData\Local\Temp\IhfgetrDSqwe.exe
      "C:\Users\Admin\AppData\Local\Temp\IhfgetrDSqwe.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4108
      • C:\Users\Admin\AppData\Local\Temp\IhfgetrDSqwe.exe
        "C:\Users\Admin\AppData\Local\Temp\IhfgetrDSqwe.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        PID:4368
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4368 -s 1312
          4⤵
          • Program crash
          PID:3728
    • C:\Users\Admin\AppData\Local\Temp\f539c1e201030689ba917991a929526485f79e99f421802a9a7dc4d9a962ecd2.exe
      "C:\Users\Admin\AppData\Local\Temp\f539c1e201030689ba917991a929526485f79e99f421802a9a7dc4d9a962ecd2.exe"
      2⤵
        PID:1272
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4368 -ip 4368
      1⤵
        PID:2824

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Credential Access

      Credentials in Files

      1
      T1081

      Discovery

      Query Registry

      1
      T1012

      System Information Discovery

      2
      T1082

      Collection

      Data from Local System

      1
      T1005

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\IhfgetrDSqwe.exe
        Filesize

        244KB

        MD5

        e22eec453d5d077fecdc1fe9ead85a16

        SHA1

        fdca78352ec06d5b695db0ad3b8c4acb8ba965ba

        SHA256

        a52ed8a9f6d0d26517e6c0940c46345235f226634031fb5ab285f5c1a5d5d7b1

        SHA512

        24e0ff9e37fce0bd0d89215819ae6b44646193a27f424a7475d0d9922902dedc767fb558ffa3a045a2d444665fedbeea86cb821de8415bcb4cfdecd6e4ef140f

      • C:\Users\Admin\AppData\Local\Temp\IhfgetrDSqwe.exe
        Filesize

        244KB

        MD5

        e22eec453d5d077fecdc1fe9ead85a16

        SHA1

        fdca78352ec06d5b695db0ad3b8c4acb8ba965ba

        SHA256

        a52ed8a9f6d0d26517e6c0940c46345235f226634031fb5ab285f5c1a5d5d7b1

        SHA512

        24e0ff9e37fce0bd0d89215819ae6b44646193a27f424a7475d0d9922902dedc767fb558ffa3a045a2d444665fedbeea86cb821de8415bcb4cfdecd6e4ef140f

      • C:\Users\Admin\AppData\Local\Temp\IhfgetrDSqwe.exe
        Filesize

        244KB

        MD5

        e22eec453d5d077fecdc1fe9ead85a16

        SHA1

        fdca78352ec06d5b695db0ad3b8c4acb8ba965ba

        SHA256

        a52ed8a9f6d0d26517e6c0940c46345235f226634031fb5ab285f5c1a5d5d7b1

        SHA512

        24e0ff9e37fce0bd0d89215819ae6b44646193a27f424a7475d0d9922902dedc767fb558ffa3a045a2d444665fedbeea86cb821de8415bcb4cfdecd6e4ef140f

      • C:\Users\Admin\AppData\Local\Temp\VjghertvcSD.exe
        Filesize

        200KB

        MD5

        ce9ef402a6bb862ee9320dbdff92724c

        SHA1

        5a5f67412735e2be4f21d184ab6cc2c427eba389

        SHA256

        7c95dcd99bc8274293fc772afe6ad67ba2dccadb671dad68ee9fe5898ff25ea6

        SHA512

        8d38528418d2f260f5699456bc0525dbefe047be233ac5b3a735836f0810227821acf05a78200fd48592117906acc04e9c30d66f3d51be87e91512bcbffd0048

      • C:\Users\Admin\AppData\Local\Temp\VjghertvcSD.exe
        Filesize

        200KB

        MD5

        ce9ef402a6bb862ee9320dbdff92724c

        SHA1

        5a5f67412735e2be4f21d184ab6cc2c427eba389

        SHA256

        7c95dcd99bc8274293fc772afe6ad67ba2dccadb671dad68ee9fe5898ff25ea6

        SHA512

        8d38528418d2f260f5699456bc0525dbefe047be233ac5b3a735836f0810227821acf05a78200fd48592117906acc04e9c30d66f3d51be87e91512bcbffd0048

      • C:\Users\Admin\AppData\Local\Temp\VjghertvcSD.exe
        Filesize

        200KB

        MD5

        ce9ef402a6bb862ee9320dbdff92724c

        SHA1

        5a5f67412735e2be4f21d184ab6cc2c427eba389

        SHA256

        7c95dcd99bc8274293fc772afe6ad67ba2dccadb671dad68ee9fe5898ff25ea6

        SHA512

        8d38528418d2f260f5699456bc0525dbefe047be233ac5b3a735836f0810227821acf05a78200fd48592117906acc04e9c30d66f3d51be87e91512bcbffd0048

      • memory/1272-140-0x0000000000000000-mapping.dmp
      • memory/1272-146-0x0000000000400000-0x0000000000493000-memory.dmp
        Filesize

        588KB

      • memory/1792-143-0x00000000035F0000-0x00000000035F7000-memory.dmp
        Filesize

        28KB

      • memory/4108-145-0x0000000000700000-0x0000000000708000-memory.dmp
        Filesize

        32KB

      • memory/4108-137-0x0000000000000000-mapping.dmp
      • memory/4216-147-0x0000000000000000-mapping.dmp
      • memory/4216-149-0x0000000000400000-0x0000000000420000-memory.dmp
        Filesize

        128KB

      • memory/4368-150-0x0000000000000000-mapping.dmp
      • memory/4368-152-0x0000000000400000-0x0000000000434000-memory.dmp
        Filesize

        208KB

      • memory/4388-144-0x00000000005B0000-0x00000000005B8000-memory.dmp
        Filesize

        32KB

      • memory/4388-132-0x0000000000000000-mapping.dmp