Analysis

  • max time kernel
    119s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    26-07-2021 12:42

General

  • Target

    TOA Vietnam Co., Ltd - Inquiry Note from 26.07.2021.exe

  • Size

    1.4MB

  • MD5

    219ba6bac5cb35641e76ffdee2f97fbc

  • SHA1

    4eb1887fc7de7552c674c5501de8776c5175de3f

  • SHA256

    ac9a96be003388d497db4755c9ca68a2725c901fdec82b942b4fb84683490b01

  • SHA512

    fff2cef9f701e5f1fa50e93e05bc13c13313815b151e9e31ff719d5b13a20d7437544efe001ad4a6745532c408e3adb42e512aaae4858d35e6bc9f18b864a9f3

Malware Config

Extracted

Family

warzonerat

C2

185.222.57.73:4557

Signatures

  • WarzoneRat, AveMaria

    WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.

  • suricata: ET MALWARE Possible Malicious Macro DL EXE Feb 2016
  • Warzone RAT Payload 3 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 6 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

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

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\TOA Vietnam Co., Ltd - Inquiry Note from 26.07.2021.exe
    "C:\Users\Admin\AppData\Local\Temp\TOA Vietnam Co., Ltd - Inquiry Note from 26.07.2021.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:900
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QWfdBxcEaEAQ" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF156.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2000
    • C:\Users\Admin\AppData\Local\Temp\TOA Vietnam Co., Ltd - Inquiry Note from 26.07.2021.exe
      "C:\Users\Admin\AppData\Local\Temp\TOA Vietnam Co., Ltd - Inquiry Note from 26.07.2021.exe"
      2⤵
        PID:3644
      • C:\Users\Admin\AppData\Local\Temp\TOA Vietnam Co., Ltd - Inquiry Note from 26.07.2021.exe
        "C:\Users\Admin\AppData\Local\Temp\TOA Vietnam Co., Ltd - Inquiry Note from 26.07.2021.exe"
        2⤵
          PID:1500
        • C:\Users\Admin\AppData\Local\Temp\TOA Vietnam Co., Ltd - Inquiry Note from 26.07.2021.exe
          "C:\Users\Admin\AppData\Local\Temp\TOA Vietnam Co., Ltd - Inquiry Note from 26.07.2021.exe"
          2⤵
            PID:2172
          • C:\Users\Admin\AppData\Local\Temp\TOA Vietnam Co., Ltd - Inquiry Note from 26.07.2021.exe
            "C:\Users\Admin\AppData\Local\Temp\TOA Vietnam Co., Ltd - Inquiry Note from 26.07.2021.exe"
            2⤵
              PID:1324
            • C:\Users\Admin\AppData\Local\Temp\TOA Vietnam Co., Ltd - Inquiry Note from 26.07.2021.exe
              "C:\Users\Admin\AppData\Local\Temp\TOA Vietnam Co., Ltd - Inquiry Note from 26.07.2021.exe"
              2⤵
              • Loads dropped DLL
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              PID:2216
              • C:\Users\Admin\AppData\Roaming\wvccciF.y.exe
                "C:\Users\Admin\AppData\Roaming\wvccciF.y.exe"
                3⤵
                • Executes dropped EXE
                PID:3820

          Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\tmpF156.tmp

            MD5

            0450efdd0fbbd6211953b86e3ed0d5f7

            SHA1

            2ed8b66f1cc44f99d482e528dd53d0d62bae47eb

            SHA256

            97e77a9be27ac5ef86ba03d7a571d7e2a0649e62fd2e8f05628d9a6a39ce3416

            SHA512

            7110c5c82a8e068516c13980490c5573d215c35adb1fd18a31752b398ee7d038a29290124c874edaaa9f9a9e26504ee05572d362a0556386cbc4d6a22d5e42d8

          • C:\Users\Admin\AppData\Roaming\wvccciF.y.exe

            MD5

            5f7e927b6132de359e1a08a504b9f794

            SHA1

            c7025afd349900f9cbfd43e19565c54d7b18cf88

            SHA256

            2431ba1a93b776ec29a565a30c88d60b17c5aab9a3beb59ddcb8b6942cdd22b4

            SHA512

            d8178962747b502b219bd164517cb0f4b7e2dbb2be5cdd207e33849a11d19314ae80e3e288f7c2b9671f3196b6ae719687b1b0d5bd00aeffcfbf9ef9bcbe61a8

          • C:\Users\Admin\AppData\Roaming\wvccciF.y.exe

            MD5

            5f7e927b6132de359e1a08a504b9f794

            SHA1

            c7025afd349900f9cbfd43e19565c54d7b18cf88

            SHA256

            2431ba1a93b776ec29a565a30c88d60b17c5aab9a3beb59ddcb8b6942cdd22b4

            SHA512

            d8178962747b502b219bd164517cb0f4b7e2dbb2be5cdd207e33849a11d19314ae80e3e288f7c2b9671f3196b6ae719687b1b0d5bd00aeffcfbf9ef9bcbe61a8

          • \Users\Admin\AppData\Local\Temp\freebl3.dll

            MD5

            ef12ab9d0b231b8f898067b2114b1bc0

            SHA1

            6d90f27b2105945f9bb77039e8b892070a5f9442

            SHA256

            2b00fc4f541ac10c94e3556ff28e30a801811c36422546a546a445aca3f410f7

            SHA512

            2aa62bfba556ad8f042942dd25aa071ff6677c257904377c1ec956fd9e862abcbf379e0cfd8c630c303a32ece75618c24e3eef58bddb705c427985b944689193

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

            MD5

            75f8cc548cabf0cc800c25047e4d3124

            SHA1

            602676768f9faecd35b48c38a0632781dfbde10c

            SHA256

            fb419a60305f17359e2ac0510233ee80e845885eee60607715c67dd88e501ef0

            SHA512

            ed831c9c769aef3be253c52542cf032afa0a8fa5fe25ca704db65ee6883c608220df7102ac2b99ee9c2e599a0f5db99fd86894a4b169e68440eb1b0d0012672f

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

            MD5

            109f0f02fd37c84bfc7508d4227d7ed5

            SHA1

            ef7420141bb15ac334d3964082361a460bfdb975

            SHA256

            334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

            SHA512

            46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

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

            MD5

            d7858e8449004e21b01d468e9fd04b82

            SHA1

            9524352071ede21c167e7e4f106e9526dc23ef4e

            SHA256

            78758bf7f3b3b5e3477e38354acd32d787bc1286c8bd9b873471b9c195e638db

            SHA512

            1e2c981e6c0ca36c60c6e9cae9548b866d5c524df837095b30d618d9c322def7134c20de820105400dd1b58076b66d90274f67773ac6ba914f611b419babb440

          • \Users\Admin\AppData\Local\Temp\softokn3.dll

            MD5

            471c983513694ac3002590345f2be0da

            SHA1

            6612b9af4ff6830fa9b7d4193078434ef72f775b

            SHA256

            bb3ff746471116c6ad0339fa0522aa2a44a787e33a29c7b27649a054ecd4d00f

            SHA512

            a9b0fb923bc3b567e933de10b141a3e9213640e3d790b4c4d753cf220d55593ae8026102909969ba6bfc22da3b2fcd01e30a9f5a74bd14a0fdec9beaf0fb1410

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

            MD5

            7587bf9cb4147022cd5681b015183046

            SHA1

            f2106306a8f6f0da5afb7fc765cfa0757ad5a628

            SHA256

            c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

            SHA512

            0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

          • memory/900-120-0x00000000033C0000-0x00000000033C1000-memory.dmp

            Filesize

            4KB

          • memory/900-124-0x0000000007570000-0x000000000758F000-memory.dmp

            Filesize

            124KB

          • memory/900-123-0x0000000007500000-0x0000000007564000-memory.dmp

            Filesize

            400KB

          • memory/900-122-0x0000000003280000-0x00000000032AD000-memory.dmp

            Filesize

            180KB

          • memory/900-114-0x0000000000F90000-0x0000000000F91000-memory.dmp

            Filesize

            4KB

          • memory/900-121-0x0000000005C00000-0x0000000005C01000-memory.dmp

            Filesize

            4KB

          • memory/900-119-0x0000000005A00000-0x0000000005EFE000-memory.dmp

            Filesize

            5.0MB

          • memory/900-118-0x0000000005A00000-0x0000000005A01000-memory.dmp

            Filesize

            4KB

          • memory/900-117-0x0000000005F00000-0x0000000005F01000-memory.dmp

            Filesize

            4KB

          • memory/900-116-0x0000000005960000-0x0000000005961000-memory.dmp

            Filesize

            4KB

          • memory/2000-125-0x0000000000000000-mapping.dmp

          • memory/2216-129-0x0000000000400000-0x0000000000554000-memory.dmp

            Filesize

            1.3MB

          • memory/2216-141-0x0000000005220000-0x00000000052A4000-memory.dmp

            Filesize

            528KB

          • memory/2216-130-0x0000000004330000-0x000000000446C000-memory.dmp

            Filesize

            1.2MB

          • memory/2216-128-0x0000000000405CE2-mapping.dmp

          • memory/2216-127-0x0000000000400000-0x0000000000554000-memory.dmp

            Filesize

            1.3MB

          • memory/3820-142-0x0000000005150000-0x000000000564E000-memory.dmp

            Filesize

            5.0MB

          • memory/3820-134-0x0000000000730000-0x0000000000731000-memory.dmp

            Filesize

            4KB

          • memory/3820-131-0x0000000000000000-mapping.dmp