Analysis

  • max time kernel
    149s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    11-10-2023 11:12

General

  • Target

    f9d4a03b124e4e3f81270b666d996db400b89bc1b7ce64914e8295685794dea9_JC.exe

  • Size

    1.2MB

  • MD5

    f686e6edd1cfdaf9e636d2e38f481a4c

  • SHA1

    27c8dfdcc3635c5a2ce78fb5799b9e6a904cbb88

  • SHA256

    f9d4a03b124e4e3f81270b666d996db400b89bc1b7ce64914e8295685794dea9

  • SHA512

    d79597927b92c47d89f7ecfb0dcb56ac90c960a328ff0907af7d2625a7f406c40e85a41c0428ccba0a9bec8e258d27d308660308327178a9b7c2cdbe523a7ae1

  • SSDEEP

    24576:EZ9L+UmOVerUV8NmnedPvQMI127uvjbim1ujUO4EVzY:EZpsAVnedPs1ZuIND

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.product-secured.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    2V8SHFwjad34@@##

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 10 IoCs
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 4 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 64 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f9d4a03b124e4e3f81270b666d996db400b89bc1b7ce64914e8295685794dea9_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\f9d4a03b124e4e3f81270b666d996db400b89bc1b7ce64914e8295685794dea9_JC.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1736
    • C:\Users\Admin\AppData\Local\Temp\f9d4a03b124e4e3f81270b666d996db400b89bc1b7ce64914e8295685794dea9_JC.exe
      "C:\Users\Admin\AppData\Local\Temp\f9d4a03b124e4e3f81270b666d996db400b89bc1b7ce64914e8295685794dea9_JC.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2624
      • C:\Users\Admin\AppData\Roaming\wordd.exe
        "C:\Users\Admin\AppData\Roaming\wordd.exe"
        3⤵
        • Executes dropped EXE
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        PID:2520
      • C:\Users\Admin\AppData\Roaming\excell.exe
        "C:\Users\Admin\AppData\Roaming\excell.exe"
        3⤵
        • Executes dropped EXE
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:2884
    • C:\Users\Admin\AppData\Local\Temp\svchost.exe
      "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:2528
      • C:\Users\Admin\AppData\Local\Temp\svchost.exe
        "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: SetClipboardViewer
        PID:1352
      • C:\Windows\SysWOW64\cmd.exe
        "cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\avast"
        3⤵
          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:2076
          • 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:1628
        • 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:2132
        • C:\Windows\SysWOW64\cmd.exe
          "cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"
          2⤵
            PID:3056
          • C:\Windows\SysWOW64\cmd.exe
            "cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\f9d4a03b124e4e3f81270b666d996db400b89bc1b7ce64914e8295685794dea9_JC.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
            2⤵
              PID:2692
            • 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:808
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
            1⤵
            • Creates scheduled task(s)
            PID:1640
          • C:\Windows\system32\taskeng.exe
            taskeng.exe {FFF8EEF8-8B03-40D6-A421-BA8A58EE648F} S-1-5-21-3513876443-2771975297-1923446376-1000:GPFFWLPI\Admin:Interactive:[1]
            1⤵
            • Suspicious use of WriteProcessMemory
            PID:2056
            • C:\Users\Admin\AppData\Roaming\avast\avast.exe
              C:\Users\Admin\AppData\Roaming\avast\avast.exe
              2⤵
              • Executes dropped EXE
              PID:1896

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • 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\avast\avast.exe

            Filesize

            621KB

            MD5

            ed9d91fe584d5109d4067734ac452753

            SHA1

            c277e57866833509d94787fc6f4d634a2714825d

            SHA256

            3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

            SHA512

            a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

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

            Filesize

            126KB

            MD5

            6da1de019796e8e63db98351f6cad74e

            SHA1

            da7a3211c4708c984a6423a62189730db6298060

            SHA256

            ff7743025a4f740a7fd346353fd5cb1fee055b20170eb11bb20b9cd88c1c5917

            SHA512

            199e0470b7233ea4835226a6d8bb4b7941ad276c8cbb73cff1bce287ffde9e06bdea1c96fb2069b2ca8b6448eb585e3a23054f88b8bb9fd37a4a776136526b18

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

            Filesize

            126KB

            MD5

            6da1de019796e8e63db98351f6cad74e

            SHA1

            da7a3211c4708c984a6423a62189730db6298060

            SHA256

            ff7743025a4f740a7fd346353fd5cb1fee055b20170eb11bb20b9cd88c1c5917

            SHA512

            199e0470b7233ea4835226a6d8bb4b7941ad276c8cbb73cff1bce287ffde9e06bdea1c96fb2069b2ca8b6448eb585e3a23054f88b8bb9fd37a4a776136526b18

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

            Filesize

            167KB

            MD5

            2aa26daddfd752cc335168e0e0d88036

            SHA1

            e3feb57975b9fe10b0e9eaa65f729fdcd288aea4

            SHA256

            629e12a34d1bc3958117a33d5534f01f4d7dd02da1fa7860a69b214bbcb1f68d

            SHA512

            0634425cbf65d3da7942f298ce12846e0d0aea15a804479b59fddc9fed629f0224fd77b097bff3b3ad85e14d56572c330c5753296c073cdc27e46c183b95ebf4

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

            Filesize

            167KB

            MD5

            2aa26daddfd752cc335168e0e0d88036

            SHA1

            e3feb57975b9fe10b0e9eaa65f729fdcd288aea4

            SHA256

            629e12a34d1bc3958117a33d5534f01f4d7dd02da1fa7860a69b214bbcb1f68d

            SHA512

            0634425cbf65d3da7942f298ce12846e0d0aea15a804479b59fddc9fed629f0224fd77b097bff3b3ad85e14d56572c330c5753296c073cdc27e46c183b95ebf4

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

            Filesize

            621KB

            MD5

            ed9d91fe584d5109d4067734ac452753

            SHA1

            c277e57866833509d94787fc6f4d634a2714825d

            SHA256

            3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

            SHA512

            a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

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

            Filesize

            621KB

            MD5

            ed9d91fe584d5109d4067734ac452753

            SHA1

            c277e57866833509d94787fc6f4d634a2714825d

            SHA256

            3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

            SHA512

            a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

          • \Users\Admin\AppData\Roaming\excell.exe

            Filesize

            126KB

            MD5

            6da1de019796e8e63db98351f6cad74e

            SHA1

            da7a3211c4708c984a6423a62189730db6298060

            SHA256

            ff7743025a4f740a7fd346353fd5cb1fee055b20170eb11bb20b9cd88c1c5917

            SHA512

            199e0470b7233ea4835226a6d8bb4b7941ad276c8cbb73cff1bce287ffde9e06bdea1c96fb2069b2ca8b6448eb585e3a23054f88b8bb9fd37a4a776136526b18

          • \Users\Admin\AppData\Roaming\wordd.exe

            Filesize

            167KB

            MD5

            2aa26daddfd752cc335168e0e0d88036

            SHA1

            e3feb57975b9fe10b0e9eaa65f729fdcd288aea4

            SHA256

            629e12a34d1bc3958117a33d5534f01f4d7dd02da1fa7860a69b214bbcb1f68d

            SHA512

            0634425cbf65d3da7942f298ce12846e0d0aea15a804479b59fddc9fed629f0224fd77b097bff3b3ad85e14d56572c330c5753296c073cdc27e46c183b95ebf4

          • memory/1352-64-0x0000000000400000-0x0000000000418000-memory.dmp

            Filesize

            96KB

          • memory/1352-81-0x0000000074000000-0x00000000746EE000-memory.dmp

            Filesize

            6.9MB

          • memory/1352-83-0x0000000074000000-0x00000000746EE000-memory.dmp

            Filesize

            6.9MB

          • memory/1352-84-0x0000000001020000-0x0000000001060000-memory.dmp

            Filesize

            256KB

          • memory/1352-82-0x0000000001020000-0x0000000001060000-memory.dmp

            Filesize

            256KB

          • memory/1352-78-0x0000000000400000-0x0000000000418000-memory.dmp

            Filesize

            96KB

          • memory/1352-66-0x0000000000400000-0x0000000000418000-memory.dmp

            Filesize

            96KB

          • memory/1352-68-0x0000000000400000-0x0000000000418000-memory.dmp

            Filesize

            96KB

          • memory/1352-75-0x0000000000400000-0x0000000000418000-memory.dmp

            Filesize

            96KB

          • memory/1352-69-0x0000000000400000-0x0000000000418000-memory.dmp

            Filesize

            96KB

          • memory/1352-72-0x0000000000400000-0x0000000000418000-memory.dmp

            Filesize

            96KB

          • memory/1352-70-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

            Filesize

            4KB

          • memory/1736-45-0x0000000074000000-0x00000000746EE000-memory.dmp

            Filesize

            6.9MB

          • memory/1736-3-0x0000000074000000-0x00000000746EE000-memory.dmp

            Filesize

            6.9MB

          • memory/1736-5-0x0000000005280000-0x00000000053BA000-memory.dmp

            Filesize

            1.2MB

          • memory/1736-1-0x0000000000E10000-0x0000000000F42000-memory.dmp

            Filesize

            1.2MB

          • memory/1736-2-0x0000000004BC0000-0x0000000004C00000-memory.dmp

            Filesize

            256KB

          • memory/1736-4-0x0000000004BC0000-0x0000000004C00000-memory.dmp

            Filesize

            256KB

          • memory/1736-0-0x0000000074000000-0x00000000746EE000-memory.dmp

            Filesize

            6.9MB

          • memory/1896-90-0x0000000000AA0000-0x0000000000B42000-memory.dmp

            Filesize

            648KB

          • memory/1896-89-0x0000000074000000-0x00000000746EE000-memory.dmp

            Filesize

            6.9MB

          • memory/2520-43-0x0000000000D20000-0x0000000000D50000-memory.dmp

            Filesize

            192KB

          • memory/2520-52-0x0000000074000000-0x00000000746EE000-memory.dmp

            Filesize

            6.9MB

          • memory/2520-54-0x0000000004E70000-0x0000000004EB0000-memory.dmp

            Filesize

            256KB

          • memory/2520-55-0x0000000004E70000-0x0000000004EB0000-memory.dmp

            Filesize

            256KB

          • memory/2520-38-0x0000000074000000-0x00000000746EE000-memory.dmp

            Filesize

            6.9MB

          • memory/2528-27-0x0000000074000000-0x00000000746EE000-memory.dmp

            Filesize

            6.9MB

          • memory/2528-62-0x00000000002D0000-0x00000000002FC000-memory.dmp

            Filesize

            176KB

          • memory/2528-51-0x0000000074000000-0x00000000746EE000-memory.dmp

            Filesize

            6.9MB

          • memory/2528-77-0x0000000074000000-0x00000000746EE000-memory.dmp

            Filesize

            6.9MB

          • memory/2528-29-0x0000000001080000-0x0000000001122000-memory.dmp

            Filesize

            648KB

          • memory/2528-30-0x0000000000200000-0x0000000000240000-memory.dmp

            Filesize

            256KB

          • memory/2624-18-0x0000000000460000-0x0000000000468000-memory.dmp

            Filesize

            32KB

          • memory/2624-9-0x0000000000400000-0x0000000000452000-memory.dmp

            Filesize

            328KB

          • memory/2624-46-0x0000000074000000-0x00000000746EE000-memory.dmp

            Filesize

            6.9MB

          • memory/2624-6-0x0000000000400000-0x0000000000452000-memory.dmp

            Filesize

            328KB

          • memory/2624-7-0x0000000000400000-0x0000000000452000-memory.dmp

            Filesize

            328KB

          • memory/2624-19-0x0000000074000000-0x00000000746EE000-memory.dmp

            Filesize

            6.9MB

          • memory/2624-17-0x0000000000400000-0x0000000000452000-memory.dmp

            Filesize

            328KB

          • memory/2624-15-0x0000000000400000-0x0000000000452000-memory.dmp

            Filesize

            328KB

          • memory/2624-12-0x0000000000400000-0x0000000000452000-memory.dmp

            Filesize

            328KB

          • memory/2624-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

            Filesize

            4KB

          • memory/2624-8-0x0000000000400000-0x0000000000452000-memory.dmp

            Filesize

            328KB

          • memory/2884-47-0x0000000074000000-0x00000000746EE000-memory.dmp

            Filesize

            6.9MB

          • memory/2884-86-0x0000000004330000-0x0000000004370000-memory.dmp

            Filesize

            256KB

          • memory/2884-85-0x0000000004330000-0x0000000004370000-memory.dmp

            Filesize

            256KB

          • memory/2884-53-0x0000000074000000-0x00000000746EE000-memory.dmp

            Filesize

            6.9MB

          • memory/2884-48-0x0000000000200000-0x0000000000226000-memory.dmp

            Filesize

            152KB