Analysis

  • max time kernel
    157s
  • max time network
    166s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-10-2023 11:24

General

  • Target

    323f7a2c28d21f7098817977c3854be91f379cb2791fbc5504d6c3342fb163ac_JC.exe

  • Size

    1.3MB

  • MD5

    be1b63ef6abc588245cdf4f346b26154

  • SHA1

    f67ee49fa9fb286bcd47e0b3dfcf758c320b7694

  • SHA256

    323f7a2c28d21f7098817977c3854be91f379cb2791fbc5504d6c3342fb163ac

  • SHA512

    b1dd770c40256f7013b1fd96b348d29720730cbce0366ac6445bf95e5924f6588ae65e7ab84e9100068d2886912fc7126240b41a8c42441a2dc0ab9fa1fb493b

  • SSDEEP

    24576:DJaKfqD927EyXdyIA+T/QOb5zKPd+fDFBS8tzFr6iOhhRwQ35rmrfYYWThRhT:DJKk7EytyTiYuBnOhB3yYd1zT

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.royalcheckout.store
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    575K5(MaZro2575K5(MaZro2

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.royalcheckout.store
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    575K5(MaZro2575K5(Ma

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 5 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 5 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 Microsoft Outlook profiles 1 TTPs 6 IoCs
  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

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

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

  • Creates scheduled task(s) 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: SetClipboardViewer 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 49 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\323f7a2c28d21f7098817977c3854be91f379cb2791fbc5504d6c3342fb163ac_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\323f7a2c28d21f7098817977c3854be91f379cb2791fbc5504d6c3342fb163ac_JC.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:744
    • C:\Users\Admin\AppData\Local\Temp\323f7a2c28d21f7098817977c3854be91f379cb2791fbc5504d6c3342fb163ac_JC.exe
      "C:\Users\Admin\AppData\Local\Temp\323f7a2c28d21f7098817977c3854be91f379cb2791fbc5504d6c3342fb163ac_JC.exe"
      2⤵
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:3272
      • C:\Users\Admin\AppData\Roaming\rw22.exe
        "C:\Users\Admin\AppData\Roaming\rw22.exe"
        3⤵
        • Executes dropped EXE
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: SetClipboardViewer
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:1360
      • C:\Users\Admin\AppData\Roaming\rw22s.exe
        "C:\Users\Admin\AppData\Roaming\rw22s.exe"
        3⤵
        • Executes dropped EXE
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:4668
    • C:\Users\Admin\AppData\Local\Temp\svchost.exe
      "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1224
      • C:\Windows\SysWOW64\cmd.exe
        "cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\avast\avast.exe'" /f
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4580
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\avast\avast.exe'" /f
          4⤵
          • Creates scheduled task(s)
          PID:1700
      • C:\Windows\SysWOW64\cmd.exe
        "cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\svchost.exe" "C:\Users\Admin\AppData\Roaming\avast\avast.exe"
        3⤵
          PID:4396
        • C:\Windows\SysWOW64\cmd.exe
          "cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\avast"
          3⤵
            PID:4676
          • C:\Users\Admin\AppData\Local\Temp\svchost.exe
            "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
            3⤵
            • Executes dropped EXE
            PID:2188
        • C:\Windows\SysWOW64\cmd.exe
          "cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"
          2⤵
            PID:528
          • C:\Windows\SysWOW64\cmd.exe
            "cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:4964
            • C:\Windows\SysWOW64\schtasks.exe
              schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
              3⤵
              • Creates scheduled task(s)
              PID:4412
          • C:\Windows\SysWOW64\cmd.exe
            "cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\323f7a2c28d21f7098817977c3854be91f379cb2791fbc5504d6c3342fb163ac_JC.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
            2⤵
              PID:4516
          • C:\Users\Admin\AppData\Roaming\avast\avast.exe
            C:\Users\Admin\AppData\Roaming\avast\avast.exe
            1⤵
            • Executes dropped EXE
            PID:404

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\323f7a2c28d21f7098817977c3854be91f379cb2791fbc5504d6c3342fb163ac_JC.exe.log

            Filesize

            226B

            MD5

            916851e072fbabc4796d8916c5131092

            SHA1

            d48a602229a690c512d5fdaf4c8d77547a88e7a2

            SHA256

            7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d

            SHA512

            07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

          • C:\Users\Admin\AppData\Local\Temp\svchost.exe

            Filesize

            621KB

            MD5

            ed9d91fe584d5109d4067734ac452753

            SHA1

            c277e57866833509d94787fc6f4d634a2714825d

            SHA256

            3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

            SHA512

            a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

          • C:\Users\Admin\AppData\Local\Temp\svchost.exe

            Filesize

            621KB

            MD5

            ed9d91fe584d5109d4067734ac452753

            SHA1

            c277e57866833509d94787fc6f4d634a2714825d

            SHA256

            3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

            SHA512

            a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

          • C:\Users\Admin\AppData\Local\Temp\svchost.exe

            Filesize

            621KB

            MD5

            ed9d91fe584d5109d4067734ac452753

            SHA1

            c277e57866833509d94787fc6f4d634a2714825d

            SHA256

            3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

            SHA512

            a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

          • C:\Users\Admin\AppData\Local\Temp\svchost.exe

            Filesize

            621KB

            MD5

            ed9d91fe584d5109d4067734ac452753

            SHA1

            c277e57866833509d94787fc6f4d634a2714825d

            SHA256

            3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

            SHA512

            a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

          • C:\Users\Admin\AppData\Roaming\avast\avast.exe

            Filesize

            621KB

            MD5

            ed9d91fe584d5109d4067734ac452753

            SHA1

            c277e57866833509d94787fc6f4d634a2714825d

            SHA256

            3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

            SHA512

            a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

          • C:\Users\Admin\AppData\Roaming\avast\avast.exe

            Filesize

            621KB

            MD5

            ed9d91fe584d5109d4067734ac452753

            SHA1

            c277e57866833509d94787fc6f4d634a2714825d

            SHA256

            3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

            SHA512

            a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

          • C:\Users\Admin\AppData\Roaming\rw22.exe

            Filesize

            247KB

            MD5

            affedd10250198f0781ed03c7436dd73

            SHA1

            7f288722f40f1a922d52806c3a2c1be38976af42

            SHA256

            ee59a241d7250c8bb85adab597bbfdac65fdc06ce8ab8906a0f539f15f2c6a4d

            SHA512

            3301e43af58b92bc4aefe9ef52cc3f84781402a61dc4522d958447249eeec925f74523ce3106faf95f47b85bb610a0aa89a6837bc1633eec9e59b7324144b8c8

          • C:\Users\Admin\AppData\Roaming\rw22.exe

            Filesize

            247KB

            MD5

            affedd10250198f0781ed03c7436dd73

            SHA1

            7f288722f40f1a922d52806c3a2c1be38976af42

            SHA256

            ee59a241d7250c8bb85adab597bbfdac65fdc06ce8ab8906a0f539f15f2c6a4d

            SHA512

            3301e43af58b92bc4aefe9ef52cc3f84781402a61dc4522d958447249eeec925f74523ce3106faf95f47b85bb610a0aa89a6837bc1633eec9e59b7324144b8c8

          • C:\Users\Admin\AppData\Roaming\rw22.exe

            Filesize

            247KB

            MD5

            affedd10250198f0781ed03c7436dd73

            SHA1

            7f288722f40f1a922d52806c3a2c1be38976af42

            SHA256

            ee59a241d7250c8bb85adab597bbfdac65fdc06ce8ab8906a0f539f15f2c6a4d

            SHA512

            3301e43af58b92bc4aefe9ef52cc3f84781402a61dc4522d958447249eeec925f74523ce3106faf95f47b85bb610a0aa89a6837bc1633eec9e59b7324144b8c8

          • C:\Users\Admin\AppData\Roaming\rw22s.exe

            Filesize

            126KB

            MD5

            bb2040e262a906cdd553a14bfdf69c83

            SHA1

            8be60fa020cea2dd37ae876e9e6e0b571e04fd50

            SHA256

            b82e41ff47a84abf4995b74382c70bbe8190f19173a4f8d6006f8cb952f68c97

            SHA512

            2b91adc5c134d4e32e3a95bacda1da59c1aaea05842e02c4bd9526c5cc1193094bca657423a8b926108021f2aa03e321379c39280bf80633b15788f722e3d5eb

          • C:\Users\Admin\AppData\Roaming\rw22s.exe

            Filesize

            126KB

            MD5

            bb2040e262a906cdd553a14bfdf69c83

            SHA1

            8be60fa020cea2dd37ae876e9e6e0b571e04fd50

            SHA256

            b82e41ff47a84abf4995b74382c70bbe8190f19173a4f8d6006f8cb952f68c97

            SHA512

            2b91adc5c134d4e32e3a95bacda1da59c1aaea05842e02c4bd9526c5cc1193094bca657423a8b926108021f2aa03e321379c39280bf80633b15788f722e3d5eb

          • C:\Users\Admin\AppData\Roaming\rw22s.exe

            Filesize

            126KB

            MD5

            bb2040e262a906cdd553a14bfdf69c83

            SHA1

            8be60fa020cea2dd37ae876e9e6e0b571e04fd50

            SHA256

            b82e41ff47a84abf4995b74382c70bbe8190f19173a4f8d6006f8cb952f68c97

            SHA512

            2b91adc5c134d4e32e3a95bacda1da59c1aaea05842e02c4bd9526c5cc1193094bca657423a8b926108021f2aa03e321379c39280bf80633b15788f722e3d5eb

          • memory/404-81-0x0000000004AA0000-0x0000000004AB0000-memory.dmp

            Filesize

            64KB

          • memory/404-80-0x0000000074F10000-0x00000000756C0000-memory.dmp

            Filesize

            7.7MB

          • memory/404-84-0x0000000004AA0000-0x0000000004AB0000-memory.dmp

            Filesize

            64KB

          • memory/404-83-0x0000000074F10000-0x00000000756C0000-memory.dmp

            Filesize

            7.7MB

          • memory/744-4-0x00000000057D0000-0x00000000057E0000-memory.dmp

            Filesize

            64KB

          • memory/744-2-0x0000000005D90000-0x0000000006334000-memory.dmp

            Filesize

            5.6MB

          • memory/744-3-0x0000000074F10000-0x00000000756C0000-memory.dmp

            Filesize

            7.7MB

          • memory/744-1-0x0000000000C10000-0x0000000000D60000-memory.dmp

            Filesize

            1.3MB

          • memory/744-5-0x00000000057D0000-0x00000000057E0000-memory.dmp

            Filesize

            64KB

          • memory/744-0-0x0000000074F10000-0x00000000756C0000-memory.dmp

            Filesize

            7.7MB

          • memory/744-54-0x0000000074F10000-0x00000000756C0000-memory.dmp

            Filesize

            7.7MB

          • memory/744-6-0x00000000059E0000-0x0000000005B40000-memory.dmp

            Filesize

            1.4MB

          • memory/1224-65-0x00000000063B0000-0x00000000063DC000-memory.dmp

            Filesize

            176KB

          • memory/1224-72-0x0000000074F10000-0x00000000756C0000-memory.dmp

            Filesize

            7.7MB

          • memory/1224-38-0x0000000000F70000-0x0000000001012000-memory.dmp

            Filesize

            648KB

          • memory/1224-58-0x0000000074F10000-0x00000000756C0000-memory.dmp

            Filesize

            7.7MB

          • memory/1224-47-0x0000000074F10000-0x00000000756C0000-memory.dmp

            Filesize

            7.7MB

          • memory/1360-64-0x0000000005130000-0x0000000005140000-memory.dmp

            Filesize

            64KB

          • memory/1360-32-0x0000000074F10000-0x00000000756C0000-memory.dmp

            Filesize

            7.7MB

          • memory/1360-33-0x0000000000750000-0x0000000000794000-memory.dmp

            Filesize

            272KB

          • memory/1360-57-0x0000000074F10000-0x00000000756C0000-memory.dmp

            Filesize

            7.7MB

          • memory/1360-60-0x0000000005130000-0x0000000005140000-memory.dmp

            Filesize

            64KB

          • memory/1360-62-0x00000000051B0000-0x0000000005216000-memory.dmp

            Filesize

            408KB

          • memory/2188-66-0x0000000000400000-0x0000000000418000-memory.dmp

            Filesize

            96KB

          • memory/2188-75-0x0000000005B60000-0x0000000005B6A000-memory.dmp

            Filesize

            40KB

          • memory/2188-77-0x0000000074F10000-0x00000000756C0000-memory.dmp

            Filesize

            7.7MB

          • memory/2188-73-0x00000000056E0000-0x0000000005772000-memory.dmp

            Filesize

            584KB

          • memory/2188-68-0x0000000074F10000-0x00000000756C0000-memory.dmp

            Filesize

            7.7MB

          • memory/3272-12-0x0000000074F10000-0x00000000756C0000-memory.dmp

            Filesize

            7.7MB

          • memory/3272-7-0x0000000000400000-0x0000000000466000-memory.dmp

            Filesize

            408KB

          • memory/3272-9-0x0000000074F10000-0x00000000756C0000-memory.dmp

            Filesize

            7.7MB

          • memory/3272-51-0x0000000074F10000-0x00000000756C0000-memory.dmp

            Filesize

            7.7MB

          • memory/3272-10-0x0000000000EB0000-0x0000000000EB8000-memory.dmp

            Filesize

            32KB

          • memory/4668-74-0x00000000060F0000-0x0000000006140000-memory.dmp

            Filesize

            320KB

          • memory/4668-61-0x0000000074F10000-0x00000000756C0000-memory.dmp

            Filesize

            7.7MB

          • memory/4668-49-0x0000000074F10000-0x00000000756C0000-memory.dmp

            Filesize

            7.7MB

          • memory/4668-52-0x0000000004E60000-0x0000000004EFC000-memory.dmp

            Filesize

            624KB

          • memory/4668-76-0x0000000006310000-0x00000000064D2000-memory.dmp

            Filesize

            1.8MB

          • memory/4668-63-0x0000000004E50000-0x0000000004E60000-memory.dmp

            Filesize

            64KB

          • memory/4668-82-0x0000000004E50000-0x0000000004E60000-memory.dmp

            Filesize

            64KB

          • memory/4668-59-0x0000000004E50000-0x0000000004E60000-memory.dmp

            Filesize

            64KB

          • memory/4668-48-0x0000000000570000-0x0000000000596000-memory.dmp

            Filesize

            152KB