Analysis

  • max time kernel
    72s
  • max time network
    71s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    05-11-2020 15:23

General

  • Target

    770k.exe

  • Size

    947KB

  • MD5

    6b06074ff5f0ced2fcd66303b58cb96d

  • SHA1

    2b398cce61023f41b1e5ca622caa1c9bba2faa11

  • SHA256

    62173847065d1aa1b93254e623844a1f223a4df4a06499f21b64fe82389fb327

  • SHA512

    850e7b9c717e68eacf3dd84dbce8a38393519c2dc82a0531ff1eca19e833a7884971a949a6220ef101a75367b7d4475af15cde02fcd9ddb67c59eae94b93662e

Malware Config

Extracted

Family

azorult

C2

http://185.222.57.246/key/index.php

Signatures

  • Azorult

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

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 21 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • 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.

  • JavaScript code in executable 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of WriteProcessMemory 41 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\770k.exe
    "C:\Users\Admin\AppData\Local\Temp\770k.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1700
    • C:\Users\Admin\50832314\ejvmjvtb.pif
      "C:\Users\Admin\50832314\ejvmjvtb.pif" mvmphc.lfw
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1336
      • C:\Windows\SysWOW64\mshta.exe
        "C:\Windows\SysWOW64\mshta.exe"
        3⤵
          PID:428
        • C:\Windows\SysWOW64\mshta.exe
          "C:\Windows\SysWOW64\mshta.exe"
          3⤵
            PID:1060
          • C:\Windows\SysWOW64\mshta.exe
            "C:\Windows\SysWOW64\mshta.exe"
            3⤵
              PID:616
            • C:\Windows\SysWOW64\mshta.exe
              "C:\Windows\SysWOW64\mshta.exe"
              3⤵
                PID:296
              • C:\Windows\SysWOW64\mshta.exe
                "C:\Windows\SysWOW64\mshta.exe"
                3⤵
                  PID:668
                • C:\Windows\SysWOW64\mshta.exe
                  "C:\Windows\SysWOW64\mshta.exe"
                  3⤵
                    PID:460
                  • C:\Windows\SysWOW64\mshta.exe
                    "C:\Windows\SysWOW64\mshta.exe"
                    3⤵
                      PID:1120
                    • C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe
                      "C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe"
                      3⤵
                      • Executes dropped EXE
                      • Loads dropped DLL
                      • Checks processor information in registry
                      • Suspicious behavior: EnumeratesProcesses
                      PID:1936

                Network

                MITRE ATT&CK Matrix ATT&CK v6

                Credential Access

                Credentials in Files

                4
                T1081

                Discovery

                Query Registry

                2
                T1012

                System Information Discovery

                1
                T1082

                Collection

                Data from Local System

                4
                T1005

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • C:\Users\Admin\50832314\bfkwiw.cpl
                  MD5

                  6fa4d863d615ee93fb81a12f47a655be

                  SHA1

                  50d12e7b4991dff31669104c027464e61af43ff9

                  SHA256

                  6689ac8a7f523eb01f3b471ad9542ce0d2ff2f443258163ae3de19eda983b013

                  SHA512

                  48ebd958f169b371ba62399a076d3db4ca9f97645d20177626f7c7e11e3125da29861e5eebcf4bcbd017fd8e409e338f0393480934c0319772ba5260e8a50e0f

                • C:\Users\Admin\50832314\ejvmjvtb.pif
                  MD5

                  43e7db53ce5c130179aef5b47dcf7608

                  SHA1

                  5398e207d9ad301860b570d87601c1664ada9c0a

                  SHA256

                  9c04aab5734e2e0eea44af2584333ecc093b27ef36a586fb8873b5d4cadcd7f1

                  SHA512

                  a79f8094152f4f0cb5f0763bc4cdfdc9061af322dfee1bac043de0ac7581f2a7b35841924fe224ecc73b6bda1fba6811045e513d45e8f3598ca6ec313b7103f4

                • C:\Users\Admin\50832314\mvmphc.lfw
                  MD5

                  383c136be1ef4242a8d6c61d5bd8632b

                  SHA1

                  5cddd3b9c38141b0b0aaec02f069564779d18cec

                  SHA256

                  025d9d79ebe1885d9abfcdcc8a1fae409c713a0955f48a8d0dfa336625929ec8

                  SHA512

                  9617c00a511eaf61e6bdfa81250fa3f3f14f39bd5fb263a5ce687ef475ac3a3c560299c04dc2500f8c4ebf719de59566338c49beff7057cf198c99ab2f26b94c

                • C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe
                  MD5

                  0e06054beb13192588e745ee63a84173

                  SHA1

                  30b7d4d1277bafd04a83779fd566a1f834a8d113

                  SHA256

                  c5d6d56ded55fbd6c150ee3a0eb2e5671cae83106be2be4d70ce50aa50bab768

                  SHA512

                  251a112f3f037e62ff67a467389e47a56afb344bc942b17efa9bd2970494718b26bbee9adc3ac35f93ee4d2114aa426b6d0ea4bafad294b6c118a15f1977c215

                • \Users\Admin\50832314\ejvmjvtb.pif
                  MD5

                  43e7db53ce5c130179aef5b47dcf7608

                  SHA1

                  5398e207d9ad301860b570d87601c1664ada9c0a

                  SHA256

                  9c04aab5734e2e0eea44af2584333ecc093b27ef36a586fb8873b5d4cadcd7f1

                  SHA512

                  a79f8094152f4f0cb5f0763bc4cdfdc9061af322dfee1bac043de0ac7581f2a7b35841924fe224ecc73b6bda1fba6811045e513d45e8f3598ca6ec313b7103f4

                • \Users\Admin\50832314\ejvmjvtb.pif
                  MD5

                  43e7db53ce5c130179aef5b47dcf7608

                  SHA1

                  5398e207d9ad301860b570d87601c1664ada9c0a

                  SHA256

                  9c04aab5734e2e0eea44af2584333ecc093b27ef36a586fb8873b5d4cadcd7f1

                  SHA512

                  a79f8094152f4f0cb5f0763bc4cdfdc9061af322dfee1bac043de0ac7581f2a7b35841924fe224ecc73b6bda1fba6811045e513d45e8f3598ca6ec313b7103f4

                • \Users\Admin\50832314\ejvmjvtb.pif
                  MD5

                  43e7db53ce5c130179aef5b47dcf7608

                  SHA1

                  5398e207d9ad301860b570d87601c1664ada9c0a

                  SHA256

                  9c04aab5734e2e0eea44af2584333ecc093b27ef36a586fb8873b5d4cadcd7f1

                  SHA512

                  a79f8094152f4f0cb5f0763bc4cdfdc9061af322dfee1bac043de0ac7581f2a7b35841924fe224ecc73b6bda1fba6811045e513d45e8f3598ca6ec313b7103f4

                • \Users\Admin\50832314\ejvmjvtb.pif
                  MD5

                  43e7db53ce5c130179aef5b47dcf7608

                  SHA1

                  5398e207d9ad301860b570d87601c1664ada9c0a

                  SHA256

                  9c04aab5734e2e0eea44af2584333ecc093b27ef36a586fb8873b5d4cadcd7f1

                  SHA512

                  a79f8094152f4f0cb5f0763bc4cdfdc9061af322dfee1bac043de0ac7581f2a7b35841924fe224ecc73b6bda1fba6811045e513d45e8f3598ca6ec313b7103f4

                • \Users\Admin\AppData\Local\Temp\B6CCF1AB\api-ms-win-crt-convert-l1-1-0.dll
                  MD5

                  72e28c902cd947f9a3425b19ac5a64bd

                  SHA1

                  9b97f7a43d43cb0f1b87fc75fef7d9eeea11e6f7

                  SHA256

                  3cc1377d495260c380e8d225e5ee889cbb2ed22e79862d4278cfa898e58e44d1

                  SHA512

                  58ab6fedce2f8ee0970894273886cb20b10d92979b21cda97ae0c41d0676cc0cd90691c58b223bce5f338e0718d1716e6ce59a106901fe9706f85c3acf7855ff

                • \Users\Admin\AppData\Local\Temp\B6CCF1AB\api-ms-win-crt-environment-l1-1-0.dll
                  MD5

                  171035841557eac03085177ec0b80020

                  SHA1

                  819b4a58cba640dc257ce21f9ee9f0d120d0cc6e

                  SHA256

                  fb35bd510a8e428623264bdc1da0527de23bbd31a29cff0641b2847f8cb9777b

                  SHA512

                  7fe18a97c0497627826edcafea360b6bda565ea9c44f02214dc5130a90e078d077332200a9177ed3e4d55972ff0ab54abef853fb6d348e6c02948673fcef9c1c

                • \Users\Admin\AppData\Local\Temp\B6CCF1AB\api-ms-win-crt-filesystem-l1-1-0.dll
                  MD5

                  aec2268601470050e62cb8066dd41a59

                  SHA1

                  363ed259905442c4e3b89901bfd8a43b96bf25e4

                  SHA256

                  7633774effe7c0add6752ffe90104d633fc8262c87871d096c2fc07c20018ed2

                  SHA512

                  0c14d160bfa3ac52c35ff2f2813b85f8212c5f3afbcfe71a60ccc2b9e61e51736f0bf37ca1f9975b28968790ea62ed5924fae4654182f67114bd20d8466c4b8f

                • \Users\Admin\AppData\Local\Temp\B6CCF1AB\api-ms-win-crt-heap-l1-1-0.dll
                  MD5

                  93d3da06bf894f4fa21007bee06b5e7d

                  SHA1

                  1e47230a7ebcfaf643087a1929a385e0d554ad15

                  SHA256

                  f5cf623ba14b017af4aec6c15eee446c647ab6d2a5dee9d6975adc69994a113d

                  SHA512

                  72bd6d46a464de74a8dac4c346c52d068116910587b1c7b97978df888925216958ce77be1ae049c3dccf5bf3fffb21bc41a0ac329622bc9bbc190df63abb25c6

                • \Users\Admin\AppData\Local\Temp\B6CCF1AB\api-ms-win-crt-locale-l1-1-0.dll
                  MD5

                  a2f2258c32e3ba9abf9e9e38ef7da8c9

                  SHA1

                  116846ca871114b7c54148ab2d968f364da6142f

                  SHA256

                  565a2eec5449eeeed68b430f2e9b92507f979174f9c9a71d0c36d58b96051c33

                  SHA512

                  e98cbc8d958e604effa614a3964b3d66b6fc646bdca9aa679ea5e4eb92ec0497b91485a40742f3471f4ff10de83122331699edc56a50f06ae86f21fad70953fe

                • \Users\Admin\AppData\Local\Temp\B6CCF1AB\api-ms-win-crt-math-l1-1-0.dll
                  MD5

                  8b0ba750e7b15300482ce6c961a932f0

                  SHA1

                  71a2f5d76d23e48cef8f258eaad63e586cfc0e19

                  SHA256

                  bece7bab83a5d0ec5c35f0841cbbf413e01ac878550fbdb34816ed55185dcfed

                  SHA512

                  fb646cdcdb462a347ed843312418f037f3212b2481f3897a16c22446824149ee96eb4a4b47a903ca27b1f4d7a352605d4930df73092c380e3d4d77ce4e972c5a

                • \Users\Admin\AppData\Local\Temp\B6CCF1AB\api-ms-win-crt-multibyte-l1-1-0.dll
                  MD5

                  35fc66bd813d0f126883e695664e7b83

                  SHA1

                  2fd63c18cc5dc4defc7ea82f421050e668f68548

                  SHA256

                  66abf3a1147751c95689f5bc6a259e55281ec3d06d3332dd0ba464effa716735

                  SHA512

                  65f8397de5c48d3df8ad79baf46c1d3a0761f727e918ae63612ea37d96adf16cc76d70d454a599f37f9ba9b4e2e38ebc845df4c74fc1e1131720fd0dcb881431

                • \Users\Admin\AppData\Local\Temp\B6CCF1AB\api-ms-win-crt-runtime-l1-1-0.dll
                  MD5

                  41a348f9bedc8681fb30fa78e45edb24

                  SHA1

                  66e76c0574a549f293323dd6f863a8a5b54f3f9b

                  SHA256

                  c9bbc07a033bab6a828ecc30648b501121586f6f53346b1cd0649d7b648ea60b

                  SHA512

                  8c2cb53ccf9719de87ee65ed2e1947e266ec7e8343246def6429c6df0dc514079f5171acd1aa637276256c607f1063144494b992d4635b01e09ddea6f5eef204

                • \Users\Admin\AppData\Local\Temp\B6CCF1AB\api-ms-win-crt-stdio-l1-1-0.dll
                  MD5

                  fefb98394cb9ef4368da798deab00e21

                  SHA1

                  316d86926b558c9f3f6133739c1a8477b9e60740

                  SHA256

                  b1e702b840aebe2e9244cd41512d158a43e6e9516cd2015a84eb962fa3ff0df7

                  SHA512

                  57476fe9b546e4cafb1ef4fd1cbd757385ba2d445d1785987afb46298acbe4b05266a0c4325868bc4245c2f41e7e2553585bfb5c70910e687f57dac6a8e911e8

                • \Users\Admin\AppData\Local\Temp\B6CCF1AB\api-ms-win-crt-string-l1-1-0.dll
                  MD5

                  404604cd100a1e60dfdaf6ecf5ba14c0

                  SHA1

                  58469835ab4b916927b3cabf54aee4f380ff6748

                  SHA256

                  73cc56f20268bfb329ccd891822e2e70dd70fe21fc7101deb3fa30c34a08450c

                  SHA512

                  da024ccb50d4a2a5355b7712ba896df850cee57aa4ada33aad0bae6960bcd1e5e3cee9488371ab6e19a2073508fbb3f0b257382713a31bc0947a4bf1f7a20be4

                • \Users\Admin\AppData\Local\Temp\B6CCF1AB\api-ms-win-crt-time-l1-1-0.dll
                  MD5

                  849f2c3ebf1fcba33d16153692d5810f

                  SHA1

                  1f8eda52d31512ebfdd546be60990b95c8e28bfb

                  SHA256

                  69885fd581641b4a680846f93c2dd21e5dd8e3ba37409783bc5b3160a919cb5d

                  SHA512

                  44dc4200a653363c9a1cb2bdd3da5f371f7d1fb644d1ce2ff5fe57d939b35130ac8ae27a3f07b82b3428233f07f974628027b0e6b6f70f7b2a8d259be95222f5

                • \Users\Admin\AppData\Local\Temp\B6CCF1AB\api-ms-win-crt-utility-l1-1-0.dll
                  MD5

                  b52a0ca52c9c207874639b62b6082242

                  SHA1

                  6fb845d6a82102ff74bd35f42a2844d8c450413b

                  SHA256

                  a1d1d6b0cb0a8421d7c0d1297c4c389c95514493cd0a386b49dc517ac1b9a2b0

                  SHA512

                  18834d89376d703bd461edf7738eb723ad8d54cb92acc9b6f10cbb55d63db22c2a0f2f3067fe2cc6feb775db397030606608ff791a46bf048016a1333028d0a4

                • \Users\Admin\AppData\Local\Temp\B6CCF1AB\mozglue.dll
                  MD5

                  9e682f1eb98a9d41468fc3e50f907635

                  SHA1

                  85e0ceca36f657ddf6547aa0744f0855a27527ee

                  SHA256

                  830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d

                  SHA512

                  230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed

                • \Users\Admin\AppData\Local\Temp\B6CCF1AB\msvcp140.dll
                  MD5

                  109f0f02fd37c84bfc7508d4227d7ed5

                  SHA1

                  ef7420141bb15ac334d3964082361a460bfdb975

                  SHA256

                  334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

                  SHA512

                  46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

                • \Users\Admin\AppData\Local\Temp\B6CCF1AB\nss3.dll
                  MD5

                  556ea09421a0f74d31c4c0a89a70dc23

                  SHA1

                  f739ba9b548ee64b13eb434a3130406d23f836e3

                  SHA256

                  f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb

                  SHA512

                  2481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2

                • \Users\Admin\AppData\Local\Temp\B6CCF1AB\vcruntime140.dll
                  MD5

                  7587bf9cb4147022cd5681b015183046

                  SHA1

                  f2106306a8f6f0da5afb7fc765cfa0757ad5a628

                  SHA256

                  c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

                  SHA512

                  0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

                • \Users\Admin\AppData\Local\Temp\RegSvcs.exe
                  MD5

                  0e06054beb13192588e745ee63a84173

                  SHA1

                  30b7d4d1277bafd04a83779fd566a1f834a8d113

                  SHA256

                  c5d6d56ded55fbd6c150ee3a0eb2e5671cae83106be2be4d70ce50aa50bab768

                  SHA512

                  251a112f3f037e62ff67a467389e47a56afb344bc942b17efa9bd2970494718b26bbee9adc3ac35f93ee4d2114aa426b6d0ea4bafad294b6c118a15f1977c215

                • memory/296-13-0x0000000000000000-mapping.dmp
                • memory/428-10-0x0000000000000000-mapping.dmp
                • memory/460-15-0x0000000000000000-mapping.dmp
                • memory/616-12-0x0000000000000000-mapping.dmp
                • memory/668-14-0x0000000000000000-mapping.dmp
                • memory/1060-11-0x0000000000000000-mapping.dmp
                • memory/1120-16-0x0000000000000000-mapping.dmp
                • memory/1336-18-0x0000000003FF0000-0x0000000004035000-memory.dmp
                  Filesize

                  276KB

                • memory/1336-6-0x0000000000000000-mapping.dmp
                • memory/1700-0-0x00000000023C0000-0x00000000024C1000-memory.dmp
                  Filesize

                  1.0MB

                • memory/1936-24-0x0000000000270000-0x00000000008C4000-memory.dmp
                  Filesize

                  6.3MB

                • memory/1936-22-0x000000000028A684-mapping.dmp
                • memory/1936-21-0x0000000000270000-0x00000000008C4000-memory.dmp
                  Filesize

                  6.3MB

                • memory/1956-25-0x000007FEF6200000-0x000007FEF647A000-memory.dmp
                  Filesize

                  2.5MB