Analysis

  • max time kernel
    138s
  • max time network
    144s
  • platform
    windows10-1703_x64
  • resource
    win10-20230915-en
  • resource tags

    arch:x64arch:x86image:win10-20230915-enlocale:en-usos:windows10-1703-x64system
  • submitted
    26-09-2023 14:02

General

  • Target

    26e4c2040af6ee16a1794c86220f5249743ec9c9ceee933645331c1e54ebcca6.exe

  • Size

    1.3MB

  • MD5

    aa9dd2c152d86d81236ad564d3c2a078

  • SHA1

    c03deff1a4d16f3d8ababdbc46ee84434edf45da

  • SHA256

    26e4c2040af6ee16a1794c86220f5249743ec9c9ceee933645331c1e54ebcca6

  • SHA512

    9175e0bbedb2ec048225b90312342663079282c3d63bb9eaea91b39395c0c4ff726c8dfd6d9283b5eb291b63451cc9108228c83773cfaa2be7a7b02eea0c3a82

  • SSDEEP

    24576:oIluyj5gi9DaTSV//eSGUZgCRZ4cuApE9eOKUvau9Z5JiN:oIluyjui9Dmk/BGcDR0ApceOSuv

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.royalcheckout.store
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    esubwDViXlQ2@@##

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 1 IoCs
  • 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 3 IoCs
  • Looks up external IP address via web service 2 IoCs

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

  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: SetClipboardViewer 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\26e4c2040af6ee16a1794c86220f5249743ec9c9ceee933645331c1e54ebcca6.exe
    "C:\Users\Admin\AppData\Local\Temp\26e4c2040af6ee16a1794c86220f5249743ec9c9ceee933645331c1e54ebcca6.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4088
    • C:\Users\Admin\AppData\Local\Temp\26e4c2040af6ee16a1794c86220f5249743ec9c9ceee933645331c1e54ebcca6.exe
      "C:\Users\Admin\AppData\Local\Temp\26e4c2040af6ee16a1794c86220f5249743ec9c9ceee933645331c1e54ebcca6.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:360
      • C:\Users\Admin\AppData\Roaming\utchmann.exe
        "C:\Users\Admin\AppData\Roaming\utchmann.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:3240
    • 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:1152
      • C:\Users\Admin\AppData\Local\Temp\svchost.exe
        "C:\Users\Admin\AppData\Local\Temp\svchost.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: SetClipboardViewer
        PID:4400
      • 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:3408
        • 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:3056
      • 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:988
        • C:\Windows\SysWOW64\cmd.exe
          "cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\avast"
          3⤵
            PID:2936
        • C:\Windows\SysWOW64\cmd.exe
          "cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\26e4c2040af6ee16a1794c86220f5249743ec9c9ceee933645331c1e54ebcca6.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
          2⤵
            PID:2264
          • 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:4540
          • C:\Windows\SysWOW64\cmd.exe
            "cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"
            2⤵
              PID:1052
          • 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:3900
          • C:\Users\Admin\AppData\Roaming\avast\avast.exe
            C:\Users\Admin\AppData\Roaming\avast\avast.exe
            1⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:5044
            • C:\Users\Admin\AppData\Roaming\avast\avast.exe
              "C:\Users\Admin\AppData\Roaming\avast\avast.exe"
              2⤵
              • Executes dropped EXE
              • Suspicious behavior: SetClipboardViewer
              PID:4240
            • 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
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:2732
              • C:\Windows\SysWOW64\schtasks.exe
                schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\avast\avast.exe'" /f
                3⤵
                • Creates scheduled task(s)
                PID:4728
            • C:\Windows\SysWOW64\cmd.exe
              "cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\avast"
              2⤵
                PID:2176
              • C:\Windows\SysWOW64\cmd.exe
                "cmd" /c copy "C:\Users\Admin\AppData\Roaming\avast\avast.exe" "C:\Users\Admin\AppData\Roaming\avast\avast.exe"
                2⤵
                  PID:4664

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\26e4c2040af6ee16a1794c86220f5249743ec9c9ceee933645331c1e54ebcca6.exe.log

                Filesize

                226B

                MD5

                957779c42144282d8cd83192b8fbc7cf

                SHA1

                de83d08d2cca06b9ff3d1ef239d6b60b705d25fe

                SHA256

                0d7ca7ba65e2b465e4878e324ceab8f8981f5ec06dcf5bc32559a4467a9c7d51

                SHA512

                f1549c61b4f2906d13b2aabb74772c2bc826cd42373d7bb6c48cbb125d5aa2ec17617e6b5e67e8aae3bb5790cc831cdba48a45008ed01df4fba8be448cce39fd

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

                Filesize

                520B

                MD5

                807cb75397a3a9fc38e9fb5f8566eb2d

                SHA1

                367e151fab5a5a80e60202d287ae522ea53e2563

                SHA256

                3e5056b73303b361e6b7b52f5edb2ed1a7e9dc2c762bb91d18046f42bc2ffcf3

                SHA512

                49efef0401ba0e0dc0b30bdff5d414da5494e4194c6269da2cb40b1ab7dc53e7858d29d2b9982bf3ee60ebc9638b5ed2b5ddcbb536bcc57729e79fc81f59f13d

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

                Filesize

                520B

                MD5

                807cb75397a3a9fc38e9fb5f8566eb2d

                SHA1

                367e151fab5a5a80e60202d287ae522ea53e2563

                SHA256

                3e5056b73303b361e6b7b52f5edb2ed1a7e9dc2c762bb91d18046f42bc2ffcf3

                SHA512

                49efef0401ba0e0dc0b30bdff5d414da5494e4194c6269da2cb40b1ab7dc53e7858d29d2b9982bf3ee60ebc9638b5ed2b5ddcbb536bcc57729e79fc81f59f13d

              • 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\avast\avast.exe

                Filesize

                621KB

                MD5

                ed9d91fe584d5109d4067734ac452753

                SHA1

                c277e57866833509d94787fc6f4d634a2714825d

                SHA256

                3629ed9b94ae5d0f2659d02dcb7ce258cb5c2497d5bf18f3c4fed78878fba030

                SHA512

                a6603acb550b897ec91b5c57b3034b8fd44ad9d675662aade0a078771b533b28e320c12c063c4ae48bfb23e8dfc85f304679458ea111db2e737043af0261bb1a

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

                Filesize

                247KB

                MD5

                9b6f64d454ad8d3e91d6827a0262ca58

                SHA1

                95ad850c587f28410d390e5076ed7cbd89e19cc1

                SHA256

                3f645d2746e16d3444423afc3a11a5ef43c095164ffd117d59e820e0123cccdc

                SHA512

                5e2415bd0ee435056ca98ae62de2b3c8061abf403530d50dd46bc516d1dd120ca69e32cdc90a83e67fc4b0c55c8e6e98694d07dfe2620fa2e728e4c95e731be0

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

                Filesize

                247KB

                MD5

                9b6f64d454ad8d3e91d6827a0262ca58

                SHA1

                95ad850c587f28410d390e5076ed7cbd89e19cc1

                SHA256

                3f645d2746e16d3444423afc3a11a5ef43c095164ffd117d59e820e0123cccdc

                SHA512

                5e2415bd0ee435056ca98ae62de2b3c8061abf403530d50dd46bc516d1dd120ca69e32cdc90a83e67fc4b0c55c8e6e98694d07dfe2620fa2e728e4c95e731be0

              • memory/360-18-0x0000000073DC0000-0x00000000744AE000-memory.dmp

                Filesize

                6.9MB

              • memory/360-7-0x0000000000400000-0x0000000000466000-memory.dmp

                Filesize

                408KB

              • memory/360-10-0x0000000001830000-0x0000000001838000-memory.dmp

                Filesize

                32KB

              • memory/360-9-0x0000000073DC0000-0x00000000744AE000-memory.dmp

                Filesize

                6.9MB

              • memory/1152-49-0x0000000073DC0000-0x00000000744AE000-memory.dmp

                Filesize

                6.9MB

              • memory/1152-26-0x0000000000A10000-0x0000000000AB2000-memory.dmp

                Filesize

                648KB

              • memory/1152-42-0x00000000056D0000-0x00000000056FC000-memory.dmp

                Filesize

                176KB

              • memory/1152-30-0x0000000005700000-0x0000000005800000-memory.dmp

                Filesize

                1024KB

              • memory/1152-40-0x0000000005700000-0x0000000005800000-memory.dmp

                Filesize

                1024KB

              • memory/1152-39-0x0000000073DC0000-0x00000000744AE000-memory.dmp

                Filesize

                6.9MB

              • memory/1152-27-0x0000000073DC0000-0x00000000744AE000-memory.dmp

                Filesize

                6.9MB

              • memory/3240-19-0x0000000073DC0000-0x00000000744AE000-memory.dmp

                Filesize

                6.9MB

              • memory/3240-20-0x00000000009B0000-0x00000000009F4000-memory.dmp

                Filesize

                272KB

              • memory/3240-35-0x0000000006A50000-0x0000000006AEC000-memory.dmp

                Filesize

                624KB

              • memory/3240-36-0x0000000006C50000-0x0000000006CE2000-memory.dmp

                Filesize

                584KB

              • memory/3240-37-0x0000000006BC0000-0x0000000006BCA000-memory.dmp

                Filesize

                40KB

              • memory/3240-38-0x0000000073DC0000-0x00000000744AE000-memory.dmp

                Filesize

                6.9MB

              • memory/3240-31-0x0000000002AE0000-0x0000000002AF0000-memory.dmp

                Filesize

                64KB

              • memory/3240-28-0x00000000053E0000-0x0000000005446000-memory.dmp

                Filesize

                408KB

              • memory/3240-41-0x0000000002AE0000-0x0000000002AF0000-memory.dmp

                Filesize

                64KB

              • memory/3240-34-0x0000000006960000-0x00000000069B0000-memory.dmp

                Filesize

                320KB

              • memory/4088-6-0x0000000005190000-0x00000000052F0000-memory.dmp

                Filesize

                1.4MB

              • memory/4088-1-0x0000000073DC0000-0x00000000744AE000-memory.dmp

                Filesize

                6.9MB

              • memory/4088-2-0x0000000005360000-0x000000000585E000-memory.dmp

                Filesize

                5.0MB

              • memory/4088-0-0x0000000000580000-0x00000000006D0000-memory.dmp

                Filesize

                1.3MB

              • memory/4088-3-0x0000000002920000-0x0000000002930000-memory.dmp

                Filesize

                64KB

              • memory/4088-29-0x0000000073DC0000-0x00000000744AE000-memory.dmp

                Filesize

                6.9MB

              • memory/4088-5-0x0000000002920000-0x0000000002930000-memory.dmp

                Filesize

                64KB

              • memory/4088-4-0x0000000073DC0000-0x00000000744AE000-memory.dmp

                Filesize

                6.9MB

              • memory/4240-65-0x0000000073DC0000-0x00000000744AE000-memory.dmp

                Filesize

                6.9MB

              • memory/4240-69-0x00000000053B0000-0x00000000053C0000-memory.dmp

                Filesize

                64KB

              • memory/4240-68-0x0000000073DC0000-0x00000000744AE000-memory.dmp

                Filesize

                6.9MB

              • memory/4240-66-0x00000000053B0000-0x00000000053C0000-memory.dmp

                Filesize

                64KB

              • memory/4400-53-0x0000000073DC0000-0x00000000744AE000-memory.dmp

                Filesize

                6.9MB

              • memory/4400-50-0x0000000004F00000-0x0000000005000000-memory.dmp

                Filesize

                1024KB

              • memory/4400-54-0x0000000004F00000-0x0000000005000000-memory.dmp

                Filesize

                1024KB

              • memory/4400-47-0x0000000000190000-0x00000000001A8000-memory.dmp

                Filesize

                96KB

              • memory/4400-48-0x0000000073DC0000-0x00000000744AE000-memory.dmp

                Filesize

                6.9MB

              • memory/5044-57-0x0000000073DC0000-0x00000000744AE000-memory.dmp

                Filesize

                6.9MB

              • memory/5044-60-0x0000000002400000-0x0000000002410000-memory.dmp

                Filesize

                64KB

              • memory/5044-67-0x0000000073DC0000-0x00000000744AE000-memory.dmp

                Filesize

                6.9MB

              • memory/5044-59-0x0000000073DC0000-0x00000000744AE000-memory.dmp

                Filesize

                6.9MB

              • memory/5044-58-0x0000000002400000-0x0000000002410000-memory.dmp

                Filesize

                64KB