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Analysis

  • max time kernel
    116s
  • max time network
    129s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    18/12/2022, 00:26

General

  • Target

    file.exe

  • Size

    273KB

  • MD5

    67d588981512c4db6508225a1d7b1644

  • SHA1

    baaa04249099b2faede5550e4410a82651f64d46

  • SHA256

    90ef4449f93dcfbec1e10bd8495f39a241cec7e98a4595c4e94dfc0b490dc334

  • SHA512

    fa9e721f52355e5e74aeb363a21dd9f1baac7877488bd724940c607aba8dac621d311edc5db4032cec9a7261e8ef0b55fff6f3ae6511ba1c56f60b82826ccb7b

  • SSDEEP

    6144:329dkLiUR5PW5BRGhSPLETPNCxZWT4x6hng3CDNLU0V6:329i28e5fVPLELzT4whgS54O

Malware Config

Extracted

Family

amadey

Version

3.50

C2

31.41.244.237/jg94cVd30f/index.php

Signatures

  • Amadey

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

  • Detect Amadey credential stealer module 5 IoCs
  • Blocklisted process makes network request 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 8 IoCs
  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 62 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1640
    • C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
      "C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1420
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN gntuud.exe /TR "C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe" /F
        3⤵
        • Creates scheduled task(s)
        PID:788
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "gntuud.exe" /P "Admin:N"&&CACLS "gntuud.exe" /P "Admin:R" /E&&echo Y|CACLS "..\9c69749b54" /P "Admin:N"&&CACLS "..\9c69749b54" /P "Admin:R" /E&&Exit
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:472
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /S /D /c" echo Y"
          4⤵
            PID:1680
          • C:\Windows\SysWOW64\cacls.exe
            CACLS "gntuud.exe" /P "Admin:N"
            4⤵
              PID:336
            • C:\Windows\SysWOW64\cacls.exe
              CACLS "gntuud.exe" /P "Admin:R" /E
              4⤵
                PID:668
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                4⤵
                  PID:1244
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "..\9c69749b54" /P "Admin:N"
                  4⤵
                    PID:540
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "..\9c69749b54" /P "Admin:R" /E
                    4⤵
                      PID:876
                  • C:\Users\Admin\AppData\Local\Temp\1000016001\linda5.exe
                    "C:\Users\Admin\AppData\Local\Temp\1000016001\linda5.exe"
                    3⤵
                    • Executes dropped EXE
                    • Suspicious use of WriteProcessMemory
                    PID:1752
                    • C:\Windows\SysWOW64\msiexec.exe
                      "C:\Windows\System32\msiexec.exe" /y .\JKXD.TK
                      4⤵
                      • Loads dropped DLL
                      PID:908
                  • C:\Windows\SysWOW64\rundll32.exe
                    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\85f469ce401df1\cred64.dll, Main
                    3⤵
                    • Blocklisted process makes network request
                    • Loads dropped DLL
                    • Accesses Microsoft Outlook profiles
                    • Suspicious behavior: EnumeratesProcesses
                    • outlook_win_path
                    PID:1584
              • C:\Windows\system32\taskeng.exe
                taskeng.exe {AFF1AE73-8908-4E36-881D-F07DED213F13} S-1-5-21-3385717845-2518323428-350143044-1000:SABDUHNY\Admin:Interactive:[1]
                1⤵
                • Suspicious use of WriteProcessMemory
                PID:2016
                • C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
                  C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
                  2⤵
                  • Executes dropped EXE
                  PID:1608
                • C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
                  C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe
                  2⤵
                  • Executes dropped EXE
                  PID:336

              Network

              MITRE ATT&CK Enterprise v6

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\Users\Admin\AppData\Local\Temp\1000016001\linda5.exe

                Filesize

                1.6MB

                MD5

                3a4e11c08616a3ff092252247319fc69

                SHA1

                5f2c09aee73a06de21712bc3c500cd79bac372ee

                SHA256

                5a9cbf6ce9beaa771b9c59a76573c1954ebcdf02aa31ecf161081a27302eee4a

                SHA512

                9c0b098190614c2896d43530551c3853dbfd9d7ad075c00840b046ad1effc87af556bdd1b84f1083da95171d98f787acdb3dd1a998043196bf1e6a36adb8efa0

              • C:\Users\Admin\AppData\Local\Temp\1000016001\linda5.exe

                Filesize

                1.6MB

                MD5

                3a4e11c08616a3ff092252247319fc69

                SHA1

                5f2c09aee73a06de21712bc3c500cd79bac372ee

                SHA256

                5a9cbf6ce9beaa771b9c59a76573c1954ebcdf02aa31ecf161081a27302eee4a

                SHA512

                9c0b098190614c2896d43530551c3853dbfd9d7ad075c00840b046ad1effc87af556bdd1b84f1083da95171d98f787acdb3dd1a998043196bf1e6a36adb8efa0

              • C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe

                Filesize

                273KB

                MD5

                67d588981512c4db6508225a1d7b1644

                SHA1

                baaa04249099b2faede5550e4410a82651f64d46

                SHA256

                90ef4449f93dcfbec1e10bd8495f39a241cec7e98a4595c4e94dfc0b490dc334

                SHA512

                fa9e721f52355e5e74aeb363a21dd9f1baac7877488bd724940c607aba8dac621d311edc5db4032cec9a7261e8ef0b55fff6f3ae6511ba1c56f60b82826ccb7b

              • C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe

                Filesize

                273KB

                MD5

                67d588981512c4db6508225a1d7b1644

                SHA1

                baaa04249099b2faede5550e4410a82651f64d46

                SHA256

                90ef4449f93dcfbec1e10bd8495f39a241cec7e98a4595c4e94dfc0b490dc334

                SHA512

                fa9e721f52355e5e74aeb363a21dd9f1baac7877488bd724940c607aba8dac621d311edc5db4032cec9a7261e8ef0b55fff6f3ae6511ba1c56f60b82826ccb7b

              • C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe

                Filesize

                273KB

                MD5

                67d588981512c4db6508225a1d7b1644

                SHA1

                baaa04249099b2faede5550e4410a82651f64d46

                SHA256

                90ef4449f93dcfbec1e10bd8495f39a241cec7e98a4595c4e94dfc0b490dc334

                SHA512

                fa9e721f52355e5e74aeb363a21dd9f1baac7877488bd724940c607aba8dac621d311edc5db4032cec9a7261e8ef0b55fff6f3ae6511ba1c56f60b82826ccb7b

              • C:\Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe

                Filesize

                273KB

                MD5

                67d588981512c4db6508225a1d7b1644

                SHA1

                baaa04249099b2faede5550e4410a82651f64d46

                SHA256

                90ef4449f93dcfbec1e10bd8495f39a241cec7e98a4595c4e94dfc0b490dc334

                SHA512

                fa9e721f52355e5e74aeb363a21dd9f1baac7877488bd724940c607aba8dac621d311edc5db4032cec9a7261e8ef0b55fff6f3ae6511ba1c56f60b82826ccb7b

              • C:\Users\Admin\AppData\Local\Temp\JKXD.TK

                Filesize

                1.5MB

                MD5

                91f53769ce7683539c24dbee102808b1

                SHA1

                4a6e5916446476ec8e8aeab14cd9b8bae252f981

                SHA256

                3e1a99a3db505aff6d1bd9e7d38016b0b5b8db4170b6e3c8b7876c9f67552ebe

                SHA512

                e043c23ed30d3c0bf2fccda4ee4a8f5f5c58535b072c3f030e64e8bec851e3ce47b5af2cee5e3e33cc364bb80ca84e33cbfa47c49cd337920369734a0ec772a7

              • C:\Users\Admin\AppData\Roaming\85f469ce401df1\cred64.dll

                Filesize

                126KB

                MD5

                c0fd0167e213b6148333351bd16ed1fb

                SHA1

                1cfb2b42686557656dead53e02d1db3f2a848026

                SHA256

                c7d804e8fb096769b0e199102bdf8efa97dfae1a9b57a479819971146877368b

                SHA512

                d514f35e62a5380b4ad96a3e0cddf82b53b1cf273e5ac542f040f30a75efd3c246fa2194e4bb273572cd2436a435a608e2b919f6df9fa4ebbf452b0d297b0cf9

              • \Users\Admin\AppData\Local\Temp\1000016001\linda5.exe

                Filesize

                1.6MB

                MD5

                3a4e11c08616a3ff092252247319fc69

                SHA1

                5f2c09aee73a06de21712bc3c500cd79bac372ee

                SHA256

                5a9cbf6ce9beaa771b9c59a76573c1954ebcdf02aa31ecf161081a27302eee4a

                SHA512

                9c0b098190614c2896d43530551c3853dbfd9d7ad075c00840b046ad1effc87af556bdd1b84f1083da95171d98f787acdb3dd1a998043196bf1e6a36adb8efa0

              • \Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe

                Filesize

                273KB

                MD5

                67d588981512c4db6508225a1d7b1644

                SHA1

                baaa04249099b2faede5550e4410a82651f64d46

                SHA256

                90ef4449f93dcfbec1e10bd8495f39a241cec7e98a4595c4e94dfc0b490dc334

                SHA512

                fa9e721f52355e5e74aeb363a21dd9f1baac7877488bd724940c607aba8dac621d311edc5db4032cec9a7261e8ef0b55fff6f3ae6511ba1c56f60b82826ccb7b

              • \Users\Admin\AppData\Local\Temp\9c69749b54\gntuud.exe

                Filesize

                273KB

                MD5

                67d588981512c4db6508225a1d7b1644

                SHA1

                baaa04249099b2faede5550e4410a82651f64d46

                SHA256

                90ef4449f93dcfbec1e10bd8495f39a241cec7e98a4595c4e94dfc0b490dc334

                SHA512

                fa9e721f52355e5e74aeb363a21dd9f1baac7877488bd724940c607aba8dac621d311edc5db4032cec9a7261e8ef0b55fff6f3ae6511ba1c56f60b82826ccb7b

              • \Users\Admin\AppData\Local\Temp\JKXd.TK

                Filesize

                1.5MB

                MD5

                91f53769ce7683539c24dbee102808b1

                SHA1

                4a6e5916446476ec8e8aeab14cd9b8bae252f981

                SHA256

                3e1a99a3db505aff6d1bd9e7d38016b0b5b8db4170b6e3c8b7876c9f67552ebe

                SHA512

                e043c23ed30d3c0bf2fccda4ee4a8f5f5c58535b072c3f030e64e8bec851e3ce47b5af2cee5e3e33cc364bb80ca84e33cbfa47c49cd337920369734a0ec772a7

              • \Users\Admin\AppData\Roaming\85f469ce401df1\cred64.dll

                Filesize

                126KB

                MD5

                c0fd0167e213b6148333351bd16ed1fb

                SHA1

                1cfb2b42686557656dead53e02d1db3f2a848026

                SHA256

                c7d804e8fb096769b0e199102bdf8efa97dfae1a9b57a479819971146877368b

                SHA512

                d514f35e62a5380b4ad96a3e0cddf82b53b1cf273e5ac542f040f30a75efd3c246fa2194e4bb273572cd2436a435a608e2b919f6df9fa4ebbf452b0d297b0cf9

              • \Users\Admin\AppData\Roaming\85f469ce401df1\cred64.dll

                Filesize

                126KB

                MD5

                c0fd0167e213b6148333351bd16ed1fb

                SHA1

                1cfb2b42686557656dead53e02d1db3f2a848026

                SHA256

                c7d804e8fb096769b0e199102bdf8efa97dfae1a9b57a479819971146877368b

                SHA512

                d514f35e62a5380b4ad96a3e0cddf82b53b1cf273e5ac542f040f30a75efd3c246fa2194e4bb273572cd2436a435a608e2b919f6df9fa4ebbf452b0d297b0cf9

              • \Users\Admin\AppData\Roaming\85f469ce401df1\cred64.dll

                Filesize

                126KB

                MD5

                c0fd0167e213b6148333351bd16ed1fb

                SHA1

                1cfb2b42686557656dead53e02d1db3f2a848026

                SHA256

                c7d804e8fb096769b0e199102bdf8efa97dfae1a9b57a479819971146877368b

                SHA512

                d514f35e62a5380b4ad96a3e0cddf82b53b1cf273e5ac542f040f30a75efd3c246fa2194e4bb273572cd2436a435a608e2b919f6df9fa4ebbf452b0d297b0cf9

              • \Users\Admin\AppData\Roaming\85f469ce401df1\cred64.dll

                Filesize

                126KB

                MD5

                c0fd0167e213b6148333351bd16ed1fb

                SHA1

                1cfb2b42686557656dead53e02d1db3f2a848026

                SHA256

                c7d804e8fb096769b0e199102bdf8efa97dfae1a9b57a479819971146877368b

                SHA512

                d514f35e62a5380b4ad96a3e0cddf82b53b1cf273e5ac542f040f30a75efd3c246fa2194e4bb273572cd2436a435a608e2b919f6df9fa4ebbf452b0d297b0cf9

              • memory/336-113-0x0000000000400000-0x000000000046E000-memory.dmp

                Filesize

                440KB

              • memory/336-112-0x00000000002A8000-0x00000000002C7000-memory.dmp

                Filesize

                124KB

              • memory/336-110-0x00000000002A8000-0x00000000002C7000-memory.dmp

                Filesize

                124KB

              • memory/908-107-0x0000000002860000-0x000000000295B000-memory.dmp

                Filesize

                1004KB

              • memory/908-103-0x0000000000430000-0x0000000000501000-memory.dmp

                Filesize

                836KB

              • memory/908-85-0x0000000001F80000-0x00000000020FB000-memory.dmp

                Filesize

                1.5MB

              • memory/908-86-0x0000000002660000-0x000000000275D000-memory.dmp

                Filesize

                1012KB

              • memory/908-87-0x0000000002860000-0x000000000295B000-memory.dmp

                Filesize

                1004KB

              • memory/908-104-0x0000000002960000-0x0000000002A1B000-memory.dmp

                Filesize

                748KB

              • memory/908-105-0x0000000002960000-0x0000000002A1B000-memory.dmp

                Filesize

                748KB

              • memory/1420-89-0x0000000000400000-0x000000000046E000-memory.dmp

                Filesize

                440KB

              • memory/1420-74-0x0000000000648000-0x0000000000668000-memory.dmp

                Filesize

                128KB

              • memory/1420-88-0x0000000000648000-0x0000000000668000-memory.dmp

                Filesize

                128KB

              • memory/1420-63-0x0000000000648000-0x0000000000668000-memory.dmp

                Filesize

                128KB

              • memory/1420-75-0x0000000000400000-0x000000000046E000-memory.dmp

                Filesize

                440KB

              • memory/1608-98-0x0000000000400000-0x000000000046E000-memory.dmp

                Filesize

                440KB

              • memory/1608-97-0x00000000005E8000-0x0000000000607000-memory.dmp

                Filesize

                124KB

              • memory/1608-92-0x00000000005E8000-0x0000000000607000-memory.dmp

                Filesize

                124KB

              • memory/1640-60-0x0000000000598000-0x00000000005B7000-memory.dmp

                Filesize

                124KB

              • memory/1640-54-0x0000000000598000-0x00000000005B7000-memory.dmp

                Filesize

                124KB

              • memory/1640-61-0x0000000000220000-0x000000000025E000-memory.dmp

                Filesize

                248KB

              • memory/1640-55-0x0000000074DA1000-0x0000000074DA3000-memory.dmp

                Filesize

                8KB

              • memory/1640-62-0x0000000000400000-0x000000000046E000-memory.dmp

                Filesize

                440KB