Analysis

  • max time kernel
    121s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    22-01-2023 16:31

General

  • Target

    tmp.exe

  • Size

    235KB

  • MD5

    6779cd6f17fa7536c4490cc6d72a00a0

  • SHA1

    2976ecc0ecc2800be22fa92868c2173a44e04ee0

  • SHA256

    b00302c7a37d30e1d649945bce637c2be5ef5a1055e572df9866ef8281964b65

  • SHA512

    88e8e38e1c664ebe1aa3c9f7601496b83f3c7ca9916a49573d169a33ae697602737505aaa2af755b6bea19dc38064742876b585a41c6ffaac172a44fb8bdc482

  • SSDEEP

    6144:eLUoeyDABOdDubDXqgraG0JzSRuVyL+VYjQqgE:elu0LgwJ4uVyaV+J

Malware Config

Extracted

Family

amadey

Version

3.66

C2

62.204.41.242/9vZbns/index.php

Signatures

  • Amadey

    Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

  • Downloads MZ/PE file
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 15 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\tmp.exe
    "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1852
    • C:\Users\Admin\AppData\Local\Temp\4b9a106e76\nbveek.exe
      "C:\Users\Admin\AppData\Local\Temp\4b9a106e76\nbveek.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1728
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN nbveek.exe /TR "C:\Users\Admin\AppData\Local\Temp\4b9a106e76\nbveek.exe" /F
        3⤵
        • Creates scheduled task(s)
        PID:1312
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "nbveek.exe" /P "Admin:N"&&CACLS "nbveek.exe" /P "Admin:R" /E&&echo Y|CACLS "..\4b9a106e76" /P "Admin:N"&&CACLS "..\4b9a106e76" /P "Admin:R" /E&&Exit
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:604
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /S /D /c" echo Y"
          4⤵
            PID:1376
          • C:\Windows\SysWOW64\cacls.exe
            CACLS "nbveek.exe" /P "Admin:N"
            4⤵
              PID:1948
            • C:\Windows\SysWOW64\cacls.exe
              CACLS "nbveek.exe" /P "Admin:R" /E
              4⤵
                PID:1820
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                4⤵
                  PID:856
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "..\4b9a106e76" /P "Admin:N"
                  4⤵
                    PID:432
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "..\4b9a106e76" /P "Admin:R" /E
                    4⤵
                      PID:520
                  • C:\Windows\SysWOW64\rundll32.exe
                    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\cred64.dll, Main
                    3⤵
                    • Loads dropped DLL
                    • Suspicious use of WriteProcessMemory
                    PID:824
                    • C:\Windows\system32\rundll32.exe
                      "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\cred64.dll, Main
                      4⤵
                      • Loads dropped DLL
                      • Suspicious use of WriteProcessMemory
                      PID:296
                      • C:\Windows\system32\WerFault.exe
                        C:\Windows\system32\WerFault.exe -u -p 296 -s 344
                        5⤵
                        • Loads dropped DLL
                        • Program crash
                        PID:1168
                  • C:\Windows\SysWOW64\rundll32.exe
                    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\clip64.dll, Main
                    3⤵
                    • Loads dropped DLL
                    PID:1052
              • C:\Windows\system32\taskeng.exe
                taskeng.exe {8CCE874F-02F2-47ED-99E2-29E754225578} S-1-5-21-2292972927-2705560509-2768824231-1000:GRXNNIIE\Admin:Interactive:[1]
                1⤵
                • Suspicious use of WriteProcessMemory
                PID:1520
                • C:\Users\Admin\AppData\Local\Temp\4b9a106e76\nbveek.exe
                  C:\Users\Admin\AppData\Local\Temp\4b9a106e76\nbveek.exe
                  2⤵
                  • Executes dropped EXE
                  PID:884
                • C:\Users\Admin\AppData\Local\Temp\4b9a106e76\nbveek.exe
                  C:\Users\Admin\AppData\Local\Temp\4b9a106e76\nbveek.exe
                  2⤵
                  • Executes dropped EXE
                  PID:1600

              Network

              MITRE ATT&CK Matrix ATT&CK v6

              Execution

              Scheduled Task

              1
              T1053

              Persistence

              Scheduled Task

              1
              T1053

              Privilege Escalation

              Scheduled Task

              1
              T1053

              Credential Access

              Credentials in Files

              1
              T1081

              Discovery

              System Information Discovery

              1
              T1082

              Collection

              Data from Local System

              1
              T1005

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\Users\Admin\AppData\Local\Temp\4b9a106e76\nbveek.exe
                Filesize

                235KB

                MD5

                6779cd6f17fa7536c4490cc6d72a00a0

                SHA1

                2976ecc0ecc2800be22fa92868c2173a44e04ee0

                SHA256

                b00302c7a37d30e1d649945bce637c2be5ef5a1055e572df9866ef8281964b65

                SHA512

                88e8e38e1c664ebe1aa3c9f7601496b83f3c7ca9916a49573d169a33ae697602737505aaa2af755b6bea19dc38064742876b585a41c6ffaac172a44fb8bdc482

              • C:\Users\Admin\AppData\Local\Temp\4b9a106e76\nbveek.exe
                Filesize

                235KB

                MD5

                6779cd6f17fa7536c4490cc6d72a00a0

                SHA1

                2976ecc0ecc2800be22fa92868c2173a44e04ee0

                SHA256

                b00302c7a37d30e1d649945bce637c2be5ef5a1055e572df9866ef8281964b65

                SHA512

                88e8e38e1c664ebe1aa3c9f7601496b83f3c7ca9916a49573d169a33ae697602737505aaa2af755b6bea19dc38064742876b585a41c6ffaac172a44fb8bdc482

              • C:\Users\Admin\AppData\Local\Temp\4b9a106e76\nbveek.exe
                Filesize

                235KB

                MD5

                6779cd6f17fa7536c4490cc6d72a00a0

                SHA1

                2976ecc0ecc2800be22fa92868c2173a44e04ee0

                SHA256

                b00302c7a37d30e1d649945bce637c2be5ef5a1055e572df9866ef8281964b65

                SHA512

                88e8e38e1c664ebe1aa3c9f7601496b83f3c7ca9916a49573d169a33ae697602737505aaa2af755b6bea19dc38064742876b585a41c6ffaac172a44fb8bdc482

              • C:\Users\Admin\AppData\Local\Temp\4b9a106e76\nbveek.exe
                Filesize

                235KB

                MD5

                6779cd6f17fa7536c4490cc6d72a00a0

                SHA1

                2976ecc0ecc2800be22fa92868c2173a44e04ee0

                SHA256

                b00302c7a37d30e1d649945bce637c2be5ef5a1055e572df9866ef8281964b65

                SHA512

                88e8e38e1c664ebe1aa3c9f7601496b83f3c7ca9916a49573d169a33ae697602737505aaa2af755b6bea19dc38064742876b585a41c6ffaac172a44fb8bdc482

              • C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\clip64.dll
                Filesize

                89KB

                MD5

                46132baadaa4c318d24db8ed2220b80a

                SHA1

                e923041a849d6c4719564280aaf48fe61ed62fa4

                SHA256

                45f90d58562a9ee67bd129e4bbd538969aabd476e558aa0ff0a9cbdfb7d43a2e

                SHA512

                c2afe2d08a3e29d2549df37d8bec7da7f83e7aa9c1e0b039e492d105ae36a00f1d52935fe150e6dbc46d7a414465d818f6eb825b91a31e70d3e73239a736f60f

              • C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\cred64.dll
                Filesize

                1.0MB

                MD5

                17ffefed5c2de006ac35f47b84d2477b

                SHA1

                7cd101050de0f53973e8144fbae9db8ebb74adcc

                SHA256

                398235467c51419c4d2df6b9a0fad678730ae52b6db55d26e96f7ba70cae2dc3

                SHA512

                d4e50ea058ad2dcd2bf45c92270ff9a909457166e8b1c4c38d70e7e45c1d3498ef2bafeffaefc8ffaedab693b8890e1994497c023dc96e15c11baae239486aa1

              • \Users\Admin\AppData\Local\Temp\4b9a106e76\nbveek.exe
                Filesize

                235KB

                MD5

                6779cd6f17fa7536c4490cc6d72a00a0

                SHA1

                2976ecc0ecc2800be22fa92868c2173a44e04ee0

                SHA256

                b00302c7a37d30e1d649945bce637c2be5ef5a1055e572df9866ef8281964b65

                SHA512

                88e8e38e1c664ebe1aa3c9f7601496b83f3c7ca9916a49573d169a33ae697602737505aaa2af755b6bea19dc38064742876b585a41c6ffaac172a44fb8bdc482

              • \Users\Admin\AppData\Roaming\c1ec479e5342a2\clip64.dll
                Filesize

                89KB

                MD5

                46132baadaa4c318d24db8ed2220b80a

                SHA1

                e923041a849d6c4719564280aaf48fe61ed62fa4

                SHA256

                45f90d58562a9ee67bd129e4bbd538969aabd476e558aa0ff0a9cbdfb7d43a2e

                SHA512

                c2afe2d08a3e29d2549df37d8bec7da7f83e7aa9c1e0b039e492d105ae36a00f1d52935fe150e6dbc46d7a414465d818f6eb825b91a31e70d3e73239a736f60f

              • \Users\Admin\AppData\Roaming\c1ec479e5342a2\clip64.dll
                Filesize

                89KB

                MD5

                46132baadaa4c318d24db8ed2220b80a

                SHA1

                e923041a849d6c4719564280aaf48fe61ed62fa4

                SHA256

                45f90d58562a9ee67bd129e4bbd538969aabd476e558aa0ff0a9cbdfb7d43a2e

                SHA512

                c2afe2d08a3e29d2549df37d8bec7da7f83e7aa9c1e0b039e492d105ae36a00f1d52935fe150e6dbc46d7a414465d818f6eb825b91a31e70d3e73239a736f60f

              • \Users\Admin\AppData\Roaming\c1ec479e5342a2\clip64.dll
                Filesize

                89KB

                MD5

                46132baadaa4c318d24db8ed2220b80a

                SHA1

                e923041a849d6c4719564280aaf48fe61ed62fa4

                SHA256

                45f90d58562a9ee67bd129e4bbd538969aabd476e558aa0ff0a9cbdfb7d43a2e

                SHA512

                c2afe2d08a3e29d2549df37d8bec7da7f83e7aa9c1e0b039e492d105ae36a00f1d52935fe150e6dbc46d7a414465d818f6eb825b91a31e70d3e73239a736f60f

              • \Users\Admin\AppData\Roaming\c1ec479e5342a2\clip64.dll
                Filesize

                89KB

                MD5

                46132baadaa4c318d24db8ed2220b80a

                SHA1

                e923041a849d6c4719564280aaf48fe61ed62fa4

                SHA256

                45f90d58562a9ee67bd129e4bbd538969aabd476e558aa0ff0a9cbdfb7d43a2e

                SHA512

                c2afe2d08a3e29d2549df37d8bec7da7f83e7aa9c1e0b039e492d105ae36a00f1d52935fe150e6dbc46d7a414465d818f6eb825b91a31e70d3e73239a736f60f

              • \Users\Admin\AppData\Roaming\c1ec479e5342a2\cred64.dll
                Filesize

                1.0MB

                MD5

                17ffefed5c2de006ac35f47b84d2477b

                SHA1

                7cd101050de0f53973e8144fbae9db8ebb74adcc

                SHA256

                398235467c51419c4d2df6b9a0fad678730ae52b6db55d26e96f7ba70cae2dc3

                SHA512

                d4e50ea058ad2dcd2bf45c92270ff9a909457166e8b1c4c38d70e7e45c1d3498ef2bafeffaefc8ffaedab693b8890e1994497c023dc96e15c11baae239486aa1

              • \Users\Admin\AppData\Roaming\c1ec479e5342a2\cred64.dll
                Filesize

                1.0MB

                MD5

                17ffefed5c2de006ac35f47b84d2477b

                SHA1

                7cd101050de0f53973e8144fbae9db8ebb74adcc

                SHA256

                398235467c51419c4d2df6b9a0fad678730ae52b6db55d26e96f7ba70cae2dc3

                SHA512

                d4e50ea058ad2dcd2bf45c92270ff9a909457166e8b1c4c38d70e7e45c1d3498ef2bafeffaefc8ffaedab693b8890e1994497c023dc96e15c11baae239486aa1

              • \Users\Admin\AppData\Roaming\c1ec479e5342a2\cred64.dll
                Filesize

                1.0MB

                MD5

                17ffefed5c2de006ac35f47b84d2477b

                SHA1

                7cd101050de0f53973e8144fbae9db8ebb74adcc

                SHA256

                398235467c51419c4d2df6b9a0fad678730ae52b6db55d26e96f7ba70cae2dc3

                SHA512

                d4e50ea058ad2dcd2bf45c92270ff9a909457166e8b1c4c38d70e7e45c1d3498ef2bafeffaefc8ffaedab693b8890e1994497c023dc96e15c11baae239486aa1

              • \Users\Admin\AppData\Roaming\c1ec479e5342a2\cred64.dll
                Filesize

                1.0MB

                MD5

                17ffefed5c2de006ac35f47b84d2477b

                SHA1

                7cd101050de0f53973e8144fbae9db8ebb74adcc

                SHA256

                398235467c51419c4d2df6b9a0fad678730ae52b6db55d26e96f7ba70cae2dc3

                SHA512

                d4e50ea058ad2dcd2bf45c92270ff9a909457166e8b1c4c38d70e7e45c1d3498ef2bafeffaefc8ffaedab693b8890e1994497c023dc96e15c11baae239486aa1

              • \Users\Admin\AppData\Roaming\c1ec479e5342a2\cred64.dll
                Filesize

                1.0MB

                MD5

                17ffefed5c2de006ac35f47b84d2477b

                SHA1

                7cd101050de0f53973e8144fbae9db8ebb74adcc

                SHA256

                398235467c51419c4d2df6b9a0fad678730ae52b6db55d26e96f7ba70cae2dc3

                SHA512

                d4e50ea058ad2dcd2bf45c92270ff9a909457166e8b1c4c38d70e7e45c1d3498ef2bafeffaefc8ffaedab693b8890e1994497c023dc96e15c11baae239486aa1

              • \Users\Admin\AppData\Roaming\c1ec479e5342a2\cred64.dll
                Filesize

                1.0MB

                MD5

                17ffefed5c2de006ac35f47b84d2477b

                SHA1

                7cd101050de0f53973e8144fbae9db8ebb74adcc

                SHA256

                398235467c51419c4d2df6b9a0fad678730ae52b6db55d26e96f7ba70cae2dc3

                SHA512

                d4e50ea058ad2dcd2bf45c92270ff9a909457166e8b1c4c38d70e7e45c1d3498ef2bafeffaefc8ffaedab693b8890e1994497c023dc96e15c11baae239486aa1

              • \Users\Admin\AppData\Roaming\c1ec479e5342a2\cred64.dll
                Filesize

                1.0MB

                MD5

                17ffefed5c2de006ac35f47b84d2477b

                SHA1

                7cd101050de0f53973e8144fbae9db8ebb74adcc

                SHA256

                398235467c51419c4d2df6b9a0fad678730ae52b6db55d26e96f7ba70cae2dc3

                SHA512

                d4e50ea058ad2dcd2bf45c92270ff9a909457166e8b1c4c38d70e7e45c1d3498ef2bafeffaefc8ffaedab693b8890e1994497c023dc96e15c11baae239486aa1

              • \Users\Admin\AppData\Roaming\c1ec479e5342a2\cred64.dll
                Filesize

                1.0MB

                MD5

                17ffefed5c2de006ac35f47b84d2477b

                SHA1

                7cd101050de0f53973e8144fbae9db8ebb74adcc

                SHA256

                398235467c51419c4d2df6b9a0fad678730ae52b6db55d26e96f7ba70cae2dc3

                SHA512

                d4e50ea058ad2dcd2bf45c92270ff9a909457166e8b1c4c38d70e7e45c1d3498ef2bafeffaefc8ffaedab693b8890e1994497c023dc96e15c11baae239486aa1

              • \Users\Admin\AppData\Roaming\c1ec479e5342a2\cred64.dll
                Filesize

                1.0MB

                MD5

                17ffefed5c2de006ac35f47b84d2477b

                SHA1

                7cd101050de0f53973e8144fbae9db8ebb74adcc

                SHA256

                398235467c51419c4d2df6b9a0fad678730ae52b6db55d26e96f7ba70cae2dc3

                SHA512

                d4e50ea058ad2dcd2bf45c92270ff9a909457166e8b1c4c38d70e7e45c1d3498ef2bafeffaefc8ffaedab693b8890e1994497c023dc96e15c11baae239486aa1

              • \Users\Admin\AppData\Roaming\c1ec479e5342a2\cred64.dll
                Filesize

                1.0MB

                MD5

                17ffefed5c2de006ac35f47b84d2477b

                SHA1

                7cd101050de0f53973e8144fbae9db8ebb74adcc

                SHA256

                398235467c51419c4d2df6b9a0fad678730ae52b6db55d26e96f7ba70cae2dc3

                SHA512

                d4e50ea058ad2dcd2bf45c92270ff9a909457166e8b1c4c38d70e7e45c1d3498ef2bafeffaefc8ffaedab693b8890e1994497c023dc96e15c11baae239486aa1

              • memory/296-76-0x0000000000000000-mapping.dmp
              • memory/432-66-0x0000000000000000-mapping.dmp
              • memory/520-67-0x0000000000000000-mapping.dmp
              • memory/604-60-0x0000000000000000-mapping.dmp
              • memory/824-68-0x0000000000000000-mapping.dmp
              • memory/856-65-0x0000000000000000-mapping.dmp
              • memory/884-90-0x0000000000000000-mapping.dmp
              • memory/1052-71-0x0000000000000000-mapping.dmp
              • memory/1168-87-0x0000000000000000-mapping.dmp
              • memory/1312-59-0x0000000000000000-mapping.dmp
              • memory/1376-61-0x0000000000000000-mapping.dmp
              • memory/1600-93-0x0000000000000000-mapping.dmp
              • memory/1728-56-0x0000000000000000-mapping.dmp
              • memory/1820-64-0x0000000000000000-mapping.dmp
              • memory/1852-54-0x0000000075521000-0x0000000075523000-memory.dmp
                Filesize

                8KB

              • memory/1948-62-0x0000000000000000-mapping.dmp