Analysis

  • max time kernel
    188s
  • max time network
    44s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    21-05-2022 04:20

General

  • Target

    RFQ T7-30032020.exe

  • Size

    697KB

  • MD5

    a189817dbab853329eb05c34f1c8e5e5

  • SHA1

    68f28e839fc32aa4f2b62d8aaac49c8127b18e0a

  • SHA256

    4850ce25c3caf99fc7f558ec6666d08c43d69ed4e1be9a8fd37f289db69561ab

  • SHA512

    3a5756d37b4de9f2a6b2ef59a11ab01ffd145791c5a136a882e1a520072cb344b697a84e4520c3a58246fc924f7a0f316ac1bc0c8ba9458ba3e88a1ba6cd8041

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.fipco-sa.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    breakingnews77

Signatures

  • AgentTesla

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

  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs
  • AgentTesla Payload 6 IoCs
  • Executes dropped EXE 8 IoCs
  • Modifies Installed Components in the registry 2 TTPs
  • Loads dropped DLL 13 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
  • Adds Run key to start application 2 TTPs 6 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 6 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 15 IoCs
  • Suspicious use of WriteProcessMemory 53 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RFQ T7-30032020.exe
    "C:\Users\Admin\AppData\Local\Temp\RFQ T7-30032020.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1672
    • \??\c:\users\admin\appdata\local\temp\rfq t7-30032020.exe 
      "c:\users\admin\appdata\local\temp\rfq t7-30032020.exe "
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:628
      • \??\c:\users\admin\appdata\local\temp\rfq t7-30032020.exe 
        "{path}"
        3⤵
        • Executes dropped EXE
        PID:1796
      • \??\c:\users\admin\appdata\local\temp\rfq t7-30032020.exe 
        "{path}"
        3⤵
        • Executes dropped EXE
        • Accesses Microsoft Outlook profiles
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        • outlook_office_path
        • outlook_win_path
        PID:876
        • C:\Windows\SysWOW64\netsh.exe
          "netsh" wlan show profile
          4⤵
            PID:584
      • C:\Users\Admin\AppData\Local\icsys.icn.exe
        C:\Users\Admin\AppData\Local\icsys.icn.exe
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:848
        • \??\c:\windows\system\explorer.exe
          c:\windows\system\explorer.exe
          3⤵
          • Modifies WinLogon for persistence
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • Drops file in Windows directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: GetForegroundWindowSpam
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1312
          • \??\c:\windows\system\spoolsv.exe
            c:\windows\system\spoolsv.exe SE
            4⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Drops file in Windows directory
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:800
            • \??\c:\windows\system\svchost.exe
              c:\windows\system\svchost.exe
              5⤵
              • Modifies WinLogon for persistence
              • Executes dropped EXE
              • Loads dropped DLL
              • Adds Run key to start application
              • Drops file in Windows directory
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious behavior: GetForegroundWindowSpam
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              PID:528
              • \??\c:\windows\system\spoolsv.exe
                c:\windows\system\spoolsv.exe PR
                6⤵
                • Executes dropped EXE
                • Suspicious use of SetWindowsHookEx
                PID:1152
              • C:\Windows\SysWOW64\at.exe
                at 07:57 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
                6⤵
                  PID:1724
                • C:\Windows\SysWOW64\at.exe
                  at 07:58 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
                  6⤵
                    PID:1096
                  • C:\Windows\SysWOW64\at.exe
                    at 07:59 /interactive /every:M,T,W,Th,F,S,Su c:\windows\system\svchost.exe
                    6⤵
                      PID:1632

          Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\rfq t7-30032020.exe 
            Filesize

            423KB

            MD5

            93410fd2945b880f9cb6a4dcc0637bbc

            SHA1

            fa86831282f50ed8efbdf10eeb31900e03ee66a3

            SHA256

            a1a9bb45a280c34270046131845e66f2fa6772c1f3a5f25712aaf3746398a15e

            SHA512

            d9b7ef59117c82a53c7af8d5d1db70425aadc466f3fb01de8ebcb6ca9068ea4015db17d7bcced4da20770a3c991303bfbf8648961b35c0201d1c9863567cdfe4

          • C:\Users\Admin\AppData\Local\Temp\rfq t7-30032020.exe 
            Filesize

            423KB

            MD5

            93410fd2945b880f9cb6a4dcc0637bbc

            SHA1

            fa86831282f50ed8efbdf10eeb31900e03ee66a3

            SHA256

            a1a9bb45a280c34270046131845e66f2fa6772c1f3a5f25712aaf3746398a15e

            SHA512

            d9b7ef59117c82a53c7af8d5d1db70425aadc466f3fb01de8ebcb6ca9068ea4015db17d7bcced4da20770a3c991303bfbf8648961b35c0201d1c9863567cdfe4

          • C:\Users\Admin\AppData\Local\Temp\rfq t7-30032020.exe 
            Filesize

            423KB

            MD5

            93410fd2945b880f9cb6a4dcc0637bbc

            SHA1

            fa86831282f50ed8efbdf10eeb31900e03ee66a3

            SHA256

            a1a9bb45a280c34270046131845e66f2fa6772c1f3a5f25712aaf3746398a15e

            SHA512

            d9b7ef59117c82a53c7af8d5d1db70425aadc466f3fb01de8ebcb6ca9068ea4015db17d7bcced4da20770a3c991303bfbf8648961b35c0201d1c9863567cdfe4

          • C:\Users\Admin\AppData\Local\icsys.icn.exe
            Filesize

            274KB

            MD5

            f8937266c07855421a0970755755d1d9

            SHA1

            e08d738ed3e6d3c780c5b5241f5cef44fc411601

            SHA256

            ebcdda59f95aa9871bedc35d75f956c555c810471317179596ec4e58b624fd3f

            SHA512

            d15c14dd72c7daa994e72d976a247118c88b9b65db954eb31235e4244647c9ebabaad9914137f02b19d2f22ef6d9434eb9bd3d728633e5ca42a3fb39f524e8f6

          • C:\Users\Admin\AppData\Roaming\mrsys.exe
            Filesize

            274KB

            MD5

            6cf5f2f4de186341de99317afbdfe60c

            SHA1

            e8b923fef733ff1d6e2e5f13c90e5d8ecdf09ec0

            SHA256

            7b7bb3cf919799c37bf0d2f6577ef6bc45fb02944cf64c5fdeb59b17d7cb77e4

            SHA512

            4a808625012928a0ec0129ff89ae06f4855cbe096db043bb9c1d7479b1c792f6a9f746d6068aa1b0ae62167a2ca47655515ad8731fa28248f515792771e7d0e7

          • C:\Windows\system\explorer.exe
            Filesize

            274KB

            MD5

            b70ea38f37327cd094007703717a952c

            SHA1

            c2ca69ec0b29c3500c83229519b1236c9e7fb87c

            SHA256

            b5ffee20703c6dd5a28492673a06e62a8abf03bec1c9a9e70bd31ebde774b2ae

            SHA512

            309bc9d83795e20b3e12bd7fd0511e8905aee95541cbb2f1b525256b3b39559dbde5d56fee109298a6f0222c0b187b1e454e115b9b0913d2afed1967ca70c5cc

          • C:\Windows\system\spoolsv.exe
            Filesize

            274KB

            MD5

            079e1aa7a86d386e806e8a1976e96fe9

            SHA1

            b35b836ea224eac9ac0cf8c5f07100876d510996

            SHA256

            236fda9b8da682354928a41c95f3eba65d808591e0ca3b7361db8c10720aeb47

            SHA512

            5c39d5ace4b2114421c176e2ae5542a602b76cf93e24ce4cc70eb6e9879ea95ff23db12e35caabd10a668938a37f123e3f58c0e270308ff12fb3facbcd4a7d96

          • C:\Windows\system\spoolsv.exe
            Filesize

            274KB

            MD5

            079e1aa7a86d386e806e8a1976e96fe9

            SHA1

            b35b836ea224eac9ac0cf8c5f07100876d510996

            SHA256

            236fda9b8da682354928a41c95f3eba65d808591e0ca3b7361db8c10720aeb47

            SHA512

            5c39d5ace4b2114421c176e2ae5542a602b76cf93e24ce4cc70eb6e9879ea95ff23db12e35caabd10a668938a37f123e3f58c0e270308ff12fb3facbcd4a7d96

          • C:\Windows\system\svchost.exe
            Filesize

            274KB

            MD5

            1169084c34244f0ab4e047fa8f46aaf4

            SHA1

            67d291b9a8ad5df9d8159a44a65b9721aaad2787

            SHA256

            183c5d18e66386a1f1a6ac2a7f4bd46901878b9c882888805ea792e507a70cfa

            SHA512

            86c7354a56c8c1483313edc69f72737cefcccbb445f2a43fe8644a123a551ec7267b39fec7ccde553edea86efb4fa343e794ebf6d6d78736e17681b66450b035

          • \??\c:\users\admin\appdata\local\icsys.icn.exe
            Filesize

            274KB

            MD5

            f8937266c07855421a0970755755d1d9

            SHA1

            e08d738ed3e6d3c780c5b5241f5cef44fc411601

            SHA256

            ebcdda59f95aa9871bedc35d75f956c555c810471317179596ec4e58b624fd3f

            SHA512

            d15c14dd72c7daa994e72d976a247118c88b9b65db954eb31235e4244647c9ebabaad9914137f02b19d2f22ef6d9434eb9bd3d728633e5ca42a3fb39f524e8f6

          • \??\c:\users\admin\appdata\local\temp\rfq t7-30032020.exe 
            Filesize

            423KB

            MD5

            93410fd2945b880f9cb6a4dcc0637bbc

            SHA1

            fa86831282f50ed8efbdf10eeb31900e03ee66a3

            SHA256

            a1a9bb45a280c34270046131845e66f2fa6772c1f3a5f25712aaf3746398a15e

            SHA512

            d9b7ef59117c82a53c7af8d5d1db70425aadc466f3fb01de8ebcb6ca9068ea4015db17d7bcced4da20770a3c991303bfbf8648961b35c0201d1c9863567cdfe4

          • \??\c:\windows\system\explorer.exe
            Filesize

            274KB

            MD5

            b70ea38f37327cd094007703717a952c

            SHA1

            c2ca69ec0b29c3500c83229519b1236c9e7fb87c

            SHA256

            b5ffee20703c6dd5a28492673a06e62a8abf03bec1c9a9e70bd31ebde774b2ae

            SHA512

            309bc9d83795e20b3e12bd7fd0511e8905aee95541cbb2f1b525256b3b39559dbde5d56fee109298a6f0222c0b187b1e454e115b9b0913d2afed1967ca70c5cc

          • \??\c:\windows\system\spoolsv.exe
            Filesize

            274KB

            MD5

            079e1aa7a86d386e806e8a1976e96fe9

            SHA1

            b35b836ea224eac9ac0cf8c5f07100876d510996

            SHA256

            236fda9b8da682354928a41c95f3eba65d808591e0ca3b7361db8c10720aeb47

            SHA512

            5c39d5ace4b2114421c176e2ae5542a602b76cf93e24ce4cc70eb6e9879ea95ff23db12e35caabd10a668938a37f123e3f58c0e270308ff12fb3facbcd4a7d96

          • \??\c:\windows\system\svchost.exe
            Filesize

            274KB

            MD5

            1169084c34244f0ab4e047fa8f46aaf4

            SHA1

            67d291b9a8ad5df9d8159a44a65b9721aaad2787

            SHA256

            183c5d18e66386a1f1a6ac2a7f4bd46901878b9c882888805ea792e507a70cfa

            SHA512

            86c7354a56c8c1483313edc69f72737cefcccbb445f2a43fe8644a123a551ec7267b39fec7ccde553edea86efb4fa343e794ebf6d6d78736e17681b66450b035

          • \Users\Admin\AppData\Local\Temp\rfq t7-30032020.exe 
            Filesize

            423KB

            MD5

            93410fd2945b880f9cb6a4dcc0637bbc

            SHA1

            fa86831282f50ed8efbdf10eeb31900e03ee66a3

            SHA256

            a1a9bb45a280c34270046131845e66f2fa6772c1f3a5f25712aaf3746398a15e

            SHA512

            d9b7ef59117c82a53c7af8d5d1db70425aadc466f3fb01de8ebcb6ca9068ea4015db17d7bcced4da20770a3c991303bfbf8648961b35c0201d1c9863567cdfe4

          • \Users\Admin\AppData\Local\Temp\rfq t7-30032020.exe 
            Filesize

            423KB

            MD5

            93410fd2945b880f9cb6a4dcc0637bbc

            SHA1

            fa86831282f50ed8efbdf10eeb31900e03ee66a3

            SHA256

            a1a9bb45a280c34270046131845e66f2fa6772c1f3a5f25712aaf3746398a15e

            SHA512

            d9b7ef59117c82a53c7af8d5d1db70425aadc466f3fb01de8ebcb6ca9068ea4015db17d7bcced4da20770a3c991303bfbf8648961b35c0201d1c9863567cdfe4

          • \Users\Admin\AppData\Local\Temp\rfq t7-30032020.exe 
            Filesize

            423KB

            MD5

            93410fd2945b880f9cb6a4dcc0637bbc

            SHA1

            fa86831282f50ed8efbdf10eeb31900e03ee66a3

            SHA256

            a1a9bb45a280c34270046131845e66f2fa6772c1f3a5f25712aaf3746398a15e

            SHA512

            d9b7ef59117c82a53c7af8d5d1db70425aadc466f3fb01de8ebcb6ca9068ea4015db17d7bcced4da20770a3c991303bfbf8648961b35c0201d1c9863567cdfe4

          • \Users\Admin\AppData\Local\icsys.icn.exe
            Filesize

            274KB

            MD5

            f8937266c07855421a0970755755d1d9

            SHA1

            e08d738ed3e6d3c780c5b5241f5cef44fc411601

            SHA256

            ebcdda59f95aa9871bedc35d75f956c555c810471317179596ec4e58b624fd3f

            SHA512

            d15c14dd72c7daa994e72d976a247118c88b9b65db954eb31235e4244647c9ebabaad9914137f02b19d2f22ef6d9434eb9bd3d728633e5ca42a3fb39f524e8f6

          • \Users\Admin\AppData\Local\icsys.icn.exe
            Filesize

            274KB

            MD5

            f8937266c07855421a0970755755d1d9

            SHA1

            e08d738ed3e6d3c780c5b5241f5cef44fc411601

            SHA256

            ebcdda59f95aa9871bedc35d75f956c555c810471317179596ec4e58b624fd3f

            SHA512

            d15c14dd72c7daa994e72d976a247118c88b9b65db954eb31235e4244647c9ebabaad9914137f02b19d2f22ef6d9434eb9bd3d728633e5ca42a3fb39f524e8f6

          • \Windows\system\explorer.exe
            Filesize

            274KB

            MD5

            b70ea38f37327cd094007703717a952c

            SHA1

            c2ca69ec0b29c3500c83229519b1236c9e7fb87c

            SHA256

            b5ffee20703c6dd5a28492673a06e62a8abf03bec1c9a9e70bd31ebde774b2ae

            SHA512

            309bc9d83795e20b3e12bd7fd0511e8905aee95541cbb2f1b525256b3b39559dbde5d56fee109298a6f0222c0b187b1e454e115b9b0913d2afed1967ca70c5cc

          • \Windows\system\explorer.exe
            Filesize

            274KB

            MD5

            b70ea38f37327cd094007703717a952c

            SHA1

            c2ca69ec0b29c3500c83229519b1236c9e7fb87c

            SHA256

            b5ffee20703c6dd5a28492673a06e62a8abf03bec1c9a9e70bd31ebde774b2ae

            SHA512

            309bc9d83795e20b3e12bd7fd0511e8905aee95541cbb2f1b525256b3b39559dbde5d56fee109298a6f0222c0b187b1e454e115b9b0913d2afed1967ca70c5cc

          • \Windows\system\spoolsv.exe
            Filesize

            274KB

            MD5

            079e1aa7a86d386e806e8a1976e96fe9

            SHA1

            b35b836ea224eac9ac0cf8c5f07100876d510996

            SHA256

            236fda9b8da682354928a41c95f3eba65d808591e0ca3b7361db8c10720aeb47

            SHA512

            5c39d5ace4b2114421c176e2ae5542a602b76cf93e24ce4cc70eb6e9879ea95ff23db12e35caabd10a668938a37f123e3f58c0e270308ff12fb3facbcd4a7d96

          • \Windows\system\spoolsv.exe
            Filesize

            274KB

            MD5

            079e1aa7a86d386e806e8a1976e96fe9

            SHA1

            b35b836ea224eac9ac0cf8c5f07100876d510996

            SHA256

            236fda9b8da682354928a41c95f3eba65d808591e0ca3b7361db8c10720aeb47

            SHA512

            5c39d5ace4b2114421c176e2ae5542a602b76cf93e24ce4cc70eb6e9879ea95ff23db12e35caabd10a668938a37f123e3f58c0e270308ff12fb3facbcd4a7d96

          • \Windows\system\spoolsv.exe
            Filesize

            274KB

            MD5

            079e1aa7a86d386e806e8a1976e96fe9

            SHA1

            b35b836ea224eac9ac0cf8c5f07100876d510996

            SHA256

            236fda9b8da682354928a41c95f3eba65d808591e0ca3b7361db8c10720aeb47

            SHA512

            5c39d5ace4b2114421c176e2ae5542a602b76cf93e24ce4cc70eb6e9879ea95ff23db12e35caabd10a668938a37f123e3f58c0e270308ff12fb3facbcd4a7d96

          • \Windows\system\spoolsv.exe
            Filesize

            274KB

            MD5

            079e1aa7a86d386e806e8a1976e96fe9

            SHA1

            b35b836ea224eac9ac0cf8c5f07100876d510996

            SHA256

            236fda9b8da682354928a41c95f3eba65d808591e0ca3b7361db8c10720aeb47

            SHA512

            5c39d5ace4b2114421c176e2ae5542a602b76cf93e24ce4cc70eb6e9879ea95ff23db12e35caabd10a668938a37f123e3f58c0e270308ff12fb3facbcd4a7d96

          • \Windows\system\svchost.exe
            Filesize

            274KB

            MD5

            1169084c34244f0ab4e047fa8f46aaf4

            SHA1

            67d291b9a8ad5df9d8159a44a65b9721aaad2787

            SHA256

            183c5d18e66386a1f1a6ac2a7f4bd46901878b9c882888805ea792e507a70cfa

            SHA512

            86c7354a56c8c1483313edc69f72737cefcccbb445f2a43fe8644a123a551ec7267b39fec7ccde553edea86efb4fa343e794ebf6d6d78736e17681b66450b035

          • \Windows\system\svchost.exe
            Filesize

            274KB

            MD5

            1169084c34244f0ab4e047fa8f46aaf4

            SHA1

            67d291b9a8ad5df9d8159a44a65b9721aaad2787

            SHA256

            183c5d18e66386a1f1a6ac2a7f4bd46901878b9c882888805ea792e507a70cfa

            SHA512

            86c7354a56c8c1483313edc69f72737cefcccbb445f2a43fe8644a123a551ec7267b39fec7ccde553edea86efb4fa343e794ebf6d6d78736e17681b66450b035

          • memory/528-92-0x0000000000000000-mapping.dmp
          • memory/584-132-0x0000000000000000-mapping.dmp
          • memory/628-59-0x0000000000000000-mapping.dmp
          • memory/628-111-0x0000000073C40000-0x00000000741EB000-memory.dmp
            Filesize

            5.7MB

          • memory/800-83-0x0000000000000000-mapping.dmp
          • memory/800-107-0x0000000000400000-0x000000000043E000-memory.dmp
            Filesize

            248KB

          • memory/848-109-0x0000000000400000-0x000000000043E000-memory.dmp
            Filesize

            248KB

          • memory/848-65-0x0000000000000000-mapping.dmp
          • memory/876-117-0x0000000000400000-0x0000000000452000-memory.dmp
            Filesize

            328KB

          • memory/876-123-0x000000000044C6FE-mapping.dmp
          • memory/876-137-0x0000000073C40000-0x00000000741EB000-memory.dmp
            Filesize

            5.7MB

          • memory/876-128-0x0000000000400000-0x0000000000452000-memory.dmp
            Filesize

            328KB

          • memory/876-126-0x0000000000400000-0x0000000000452000-memory.dmp
            Filesize

            328KB

          • memory/876-118-0x0000000000400000-0x0000000000452000-memory.dmp
            Filesize

            328KB

          • memory/876-122-0x0000000000400000-0x0000000000452000-memory.dmp
            Filesize

            328KB

          • memory/876-121-0x0000000000400000-0x0000000000452000-memory.dmp
            Filesize

            328KB

          • memory/876-120-0x0000000000400000-0x0000000000452000-memory.dmp
            Filesize

            328KB

          • memory/1096-130-0x0000000000000000-mapping.dmp
          • memory/1152-106-0x0000000000400000-0x000000000043E000-memory.dmp
            Filesize

            248KB

          • memory/1152-101-0x0000000000000000-mapping.dmp
          • memory/1312-136-0x0000000000400000-0x000000000043E000-memory.dmp
            Filesize

            248KB

          • memory/1312-74-0x0000000000000000-mapping.dmp
          • memory/1632-134-0x0000000000000000-mapping.dmp
          • memory/1672-57-0x0000000075371000-0x0000000075373000-memory.dmp
            Filesize

            8KB

          • memory/1672-108-0x0000000000400000-0x000000000043E000-memory.dmp
            Filesize

            248KB

          • memory/1724-110-0x0000000000000000-mapping.dmp