Analysis

  • max time kernel
    135s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-10-2023 11:52

General

  • Target

    ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe

  • Size

    682KB

  • MD5

    31c0fb555469b0836b447b2e71c8fd74

  • SHA1

    85a52ac681c856927403114207455b1cc42d38a0

  • SHA256

    ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286

  • SHA512

    7d549ef196dbb3701c4c4b83ef6a7b7e455ebc45d00037e399f5cf44a3909bd12ca21aee5bc07dbd96a5df2a50b39004e342840e2527349eba9cbb5e6f08d473

  • SSDEEP

    12288:361tZZr9L7kX0F1CEgkEXQwko3b2VvRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRRs:361tZL3kY0EgnXQOL

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.product-secured.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    575K5(MaZro2575K5(MaZro2

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.product-secured.com/
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    575K5(MaZro2575K5(MaZro2

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Executes dropped EXE 3 IoCs
  • 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 1 IoCs

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

  • Suspicious use of SetThreadContext 2 IoCs
  • 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 use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe
    "C:\Users\Admin\AppData\Local\Temp\ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1724
    • C:\Users\Admin\AppData\Local\Temp\ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe
      "C:\Users\Admin\AppData\Local\Temp\ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:4436
    • C:\Windows\SysWOW64\cmd.exe
      "cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"
      2⤵
        PID:4476
      • 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:4472
        • 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:4112
      • C:\Windows\SysWOW64\cmd.exe
        "cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
        2⤵
          PID:3048
      • C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
        C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
        1⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:2396
        • C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
          "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
          2⤵
          • 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:4856
        • C:\Windows\SysWOW64\cmd.exe
          "cmd" /c copy "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
          2⤵
            PID:3836
          • 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:4296
            • 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:1308
          • C:\Windows\SysWOW64\cmd.exe
            "cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"
            2⤵
              PID:1324
          • C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
            C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
            1⤵
            • Executes dropped EXE
            PID:2976
            • C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
              "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
              2⤵
                PID:1816
              • C:\Windows\SysWOW64\cmd.exe
                "cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"
                2⤵
                  PID:2008

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

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

                Filesize

                520B

                MD5

                03febbff58da1d3318c31657d89c8542

                SHA1

                c9e017bd9d0a4fe533795b227c855935d86c2092

                SHA256

                5164770a37b199a79ccd23b399bb3309228973d9f74c589bc2623dc613b37ac4

                SHA512

                3750c372bbca1892e9c1b34681d592c693e725a8b149c3d6938079cd467628cec42c4293b0d886b57a786abf45f5e7229247b3445001774e3e793ff5a3accfa3

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

                Filesize

                682KB

                MD5

                31c0fb555469b0836b447b2e71c8fd74

                SHA1

                85a52ac681c856927403114207455b1cc42d38a0

                SHA256

                ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286

                SHA512

                7d549ef196dbb3701c4c4b83ef6a7b7e455ebc45d00037e399f5cf44a3909bd12ca21aee5bc07dbd96a5df2a50b39004e342840e2527349eba9cbb5e6f08d473

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

                Filesize

                682KB

                MD5

                31c0fb555469b0836b447b2e71c8fd74

                SHA1

                85a52ac681c856927403114207455b1cc42d38a0

                SHA256

                ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286

                SHA512

                7d549ef196dbb3701c4c4b83ef6a7b7e455ebc45d00037e399f5cf44a3909bd12ca21aee5bc07dbd96a5df2a50b39004e342840e2527349eba9cbb5e6f08d473

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

                Filesize

                682KB

                MD5

                31c0fb555469b0836b447b2e71c8fd74

                SHA1

                85a52ac681c856927403114207455b1cc42d38a0

                SHA256

                ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286

                SHA512

                7d549ef196dbb3701c4c4b83ef6a7b7e455ebc45d00037e399f5cf44a3909bd12ca21aee5bc07dbd96a5df2a50b39004e342840e2527349eba9cbb5e6f08d473

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

                Filesize

                682KB

                MD5

                31c0fb555469b0836b447b2e71c8fd74

                SHA1

                85a52ac681c856927403114207455b1cc42d38a0

                SHA256

                ff777a5e6a54f56d5452624ec6f0cd6938ba286ce648176efeec46fcceed5286

                SHA512

                7d549ef196dbb3701c4c4b83ef6a7b7e455ebc45d00037e399f5cf44a3909bd12ca21aee5bc07dbd96a5df2a50b39004e342840e2527349eba9cbb5e6f08d473

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

                Filesize

                241KB

                MD5

                6fdc555530b499c4a357ff6ae3433273

                SHA1

                ee1027539837511cf3cf80d2917e817650e7992a

                SHA256

                ad681bc70d7132f53b7d51246f07e17a739eebe549183aefb361c1983d562745

                SHA512

                b813b39c6c63a40abb40caa6b601395dc4c32faf3990664a177c64f1993db5254f8a66447b402499a823efd3974cb8014fe10eb4bfb391fc5c705d498c41b237

              • memory/1724-4-0x0000000074CD0000-0x0000000075480000-memory.dmp

                Filesize

                7.7MB

              • memory/1724-6-0x0000000005490000-0x00000000054D4000-memory.dmp

                Filesize

                272KB

              • memory/1724-1-0x0000000074CD0000-0x0000000075480000-memory.dmp

                Filesize

                7.7MB

              • memory/1724-11-0x0000000074CD0000-0x0000000075480000-memory.dmp

                Filesize

                7.7MB

              • memory/1724-5-0x00000000052D0000-0x00000000052E0000-memory.dmp

                Filesize

                64KB

              • memory/1724-3-0x00000000052D0000-0x00000000052E0000-memory.dmp

                Filesize

                64KB

              • memory/1724-2-0x0000000005890000-0x0000000005E34000-memory.dmp

                Filesize

                5.6MB

              • memory/1724-0-0x0000000000760000-0x0000000000810000-memory.dmp

                Filesize

                704KB

              • memory/2396-32-0x0000000074CD0000-0x0000000075480000-memory.dmp

                Filesize

                7.7MB

              • memory/2396-22-0x0000000074CD0000-0x0000000075480000-memory.dmp

                Filesize

                7.7MB

              • memory/2396-23-0x0000000074CD0000-0x0000000075480000-memory.dmp

                Filesize

                7.7MB

              • memory/2976-36-0x0000000074CD0000-0x0000000075480000-memory.dmp

                Filesize

                7.7MB

              • memory/2976-35-0x0000000074CD0000-0x0000000075480000-memory.dmp

                Filesize

                7.7MB

              • memory/4436-10-0x0000000074CD0000-0x0000000075480000-memory.dmp

                Filesize

                7.7MB

              • memory/4436-15-0x0000000006920000-0x0000000006970000-memory.dmp

                Filesize

                320KB

              • memory/4436-24-0x0000000006FF0000-0x0000000006FFA000-memory.dmp

                Filesize

                40KB

              • memory/4436-25-0x00000000031B0000-0x00000000031C0000-memory.dmp

                Filesize

                64KB

              • memory/4436-26-0x00000000031B0000-0x00000000031C0000-memory.dmp

                Filesize

                64KB

              • memory/4436-18-0x0000000074CD0000-0x0000000075480000-memory.dmp

                Filesize

                7.7MB

              • memory/4436-17-0x0000000006D10000-0x0000000006DA2000-memory.dmp

                Filesize

                584KB

              • memory/4436-7-0x0000000000400000-0x0000000000426000-memory.dmp

                Filesize

                152KB

              • memory/4436-16-0x0000000006B40000-0x0000000006D02000-memory.dmp

                Filesize

                1.8MB

              • memory/4436-9-0x0000000005790000-0x000000000582C000-memory.dmp

                Filesize

                624KB

              • memory/4436-19-0x00000000031B0000-0x00000000031C0000-memory.dmp

                Filesize

                64KB

              • memory/4436-12-0x00000000031B0000-0x00000000031C0000-memory.dmp

                Filesize

                64KB

              • memory/4856-33-0x0000000074CD0000-0x0000000075480000-memory.dmp

                Filesize

                7.7MB

              • memory/4856-31-0x0000000074CD0000-0x0000000075480000-memory.dmp

                Filesize

                7.7MB