Analysis

  • max time kernel
    114s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-11-2022 02:59

General

  • Target

    file.exe

  • Size

    252KB

  • MD5

    56cc19876a0f45d09f7f409289b254b6

  • SHA1

    624dab4529371a4da07ed1c37be63184c037e859

  • SHA256

    6afdfee605fea7f98b5be7fd4a50bc24181929a22530fdd01c2bc4f012ee4ba2

  • SHA512

    5234e7f0145d03bed39483dfd58d060a9a831e5fa355f9516b96fb1c36cd75d802592c9974aa42c78e9be4255a4a0d0eebc44d676baeaeee9bfc0d97505bcef7

  • SSDEEP

    6144:EZ0w6vThLZILheYji+H+0n3Tp9/TNzuLO7C:EZ0w6l9ILheYuXaTfNkg

Malware Config

Signatures

  • Amadey

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

  • Detect Amadey credential stealer module 6 IoCs
  • Blocklisted process makes network request 2 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 5 IoCs
  • Checks computer location settings 2 TTPs 4 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 3 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 2 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.

  • Program crash 1 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 8 IoCs
  • Suspicious use of WriteProcessMemory 42 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3352
    • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
      "C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe"
      2⤵
      • Executes dropped EXE
      • Checks computer location settings
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4248
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN rovwer.exe /TR "C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe" /F
        3⤵
        • Creates scheduled task(s)
        PID:4376
      • C:\Users\Admin\AppData\Local\Temp\1000004001\lego.exe
        "C:\Users\Admin\AppData\Local\Temp\1000004001\lego.exe"
        3⤵
        • Executes dropped EXE
        • Checks computer location settings
        • Suspicious use of WriteProcessMemory
        PID:2212
        • C:\Users\Admin\AppData\Local\Temp\99e342142d\rovwer.exe
          "C:\Users\Admin\AppData\Local\Temp\99e342142d\rovwer.exe"
          4⤵
          • Executes dropped EXE
          • Checks computer location settings
          • Suspicious use of WriteProcessMemory
          PID:1088
          • C:\Windows\SysWOW64\schtasks.exe
            "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN rovwer.exe /TR "C:\Users\Admin\AppData\Local\Temp\99e342142d\rovwer.exe" /F
            5⤵
            • Creates scheduled task(s)
            PID:4856
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "rovwer.exe" /P "Admin:N"&&CACLS "rovwer.exe" /P "Admin:R" /E&&echo Y|CACLS "..\99e342142d" /P "Admin:N"&&CACLS "..\99e342142d" /P "Admin:R" /E&&Exit
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:2120
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:2748
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "rovwer.exe" /P "Admin:N"
                6⤵
                  PID:4120
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "rovwer.exe" /P "Admin:R" /E
                  6⤵
                    PID:1664
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:4316
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\99e342142d" /P "Admin:N"
                      6⤵
                        PID:1492
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\99e342142d" /P "Admin:R" /E
                        6⤵
                          PID:5024
                      • C:\Windows\SysWOW64\rundll32.exe
                        "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll, Main
                        5⤵
                        • Blocklisted process makes network request
                        • Loads dropped DLL
                        • Accesses Microsoft Outlook profiles
                        • Suspicious behavior: EnumeratesProcesses
                        • outlook_win_path
                        PID:2564
                  • C:\Windows\SysWOW64\rundll32.exe
                    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll, Main
                    3⤵
                    • Blocklisted process makes network request
                    • Loads dropped DLL
                    • Accesses Microsoft Outlook profiles
                    • Suspicious behavior: EnumeratesProcesses
                    PID:1112
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 3352 -s 1136
                  2⤵
                  • Program crash
                  PID:3488
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3352 -ip 3352
                1⤵
                  PID:2116
                • C:\Users\Admin\AppData\Local\Temp\99e342142d\rovwer.exe
                  C:\Users\Admin\AppData\Local\Temp\99e342142d\rovwer.exe
                  1⤵
                  • Executes dropped EXE
                  PID:4736
                • C:\Users\Admin\AppData\Local\Temp\99e342142d\rovwer.exe
                  C:\Users\Admin\AppData\Local\Temp\99e342142d\rovwer.exe
                  1⤵
                  • Executes dropped EXE
                  PID:4696

                Network

                MITRE ATT&CK Matrix ATT&CK v6

                Execution

                Scheduled Task

                1
                T1053

                Persistence

                Registry Run Keys / Startup Folder

                1
                T1060

                Scheduled Task

                1
                T1053

                Privilege Escalation

                Scheduled Task

                1
                T1053

                Defense Evasion

                Modify Registry

                1
                T1112

                Credential Access

                Credentials in Files

                1
                T1081

                Discovery

                Query Registry

                1
                T1012

                System Information Discovery

                2
                T1082

                Collection

                Data from Local System

                1
                T1005

                Email Collection

                1
                T1114

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • C:\Users\Admin\AppData\Local\Temp\1000004001\lego.exe
                  Filesize

                  241KB

                  MD5

                  b466f58861bb4069db99312de146a2e8

                  SHA1

                  295f06794b26ba5ac7c73fbf636c581624f897cd

                  SHA256

                  6cfe5fe62ed600c72c474e6dfee6be689c74a820f789fbc9310fab1f68a87420

                  SHA512

                  8693e5a87844600c5e3ac04a74f01c801cefba09216c87e707c07fa34565693a98d74547470eef64ce9b277db4a466ee1176ca0015dddb665c9a84b7e6886c5d

                • C:\Users\Admin\AppData\Local\Temp\1000004001\lego.exe
                  Filesize

                  241KB

                  MD5

                  b466f58861bb4069db99312de146a2e8

                  SHA1

                  295f06794b26ba5ac7c73fbf636c581624f897cd

                  SHA256

                  6cfe5fe62ed600c72c474e6dfee6be689c74a820f789fbc9310fab1f68a87420

                  SHA512

                  8693e5a87844600c5e3ac04a74f01c801cefba09216c87e707c07fa34565693a98d74547470eef64ce9b277db4a466ee1176ca0015dddb665c9a84b7e6886c5d

                • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
                  Filesize

                  252KB

                  MD5

                  56cc19876a0f45d09f7f409289b254b6

                  SHA1

                  624dab4529371a4da07ed1c37be63184c037e859

                  SHA256

                  6afdfee605fea7f98b5be7fd4a50bc24181929a22530fdd01c2bc4f012ee4ba2

                  SHA512

                  5234e7f0145d03bed39483dfd58d060a9a831e5fa355f9516b96fb1c36cd75d802592c9974aa42c78e9be4255a4a0d0eebc44d676baeaeee9bfc0d97505bcef7

                • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
                  Filesize

                  252KB

                  MD5

                  56cc19876a0f45d09f7f409289b254b6

                  SHA1

                  624dab4529371a4da07ed1c37be63184c037e859

                  SHA256

                  6afdfee605fea7f98b5be7fd4a50bc24181929a22530fdd01c2bc4f012ee4ba2

                  SHA512

                  5234e7f0145d03bed39483dfd58d060a9a831e5fa355f9516b96fb1c36cd75d802592c9974aa42c78e9be4255a4a0d0eebc44d676baeaeee9bfc0d97505bcef7

                • C:\Users\Admin\AppData\Local\Temp\99e342142d\rovwer.exe
                  Filesize

                  241KB

                  MD5

                  b466f58861bb4069db99312de146a2e8

                  SHA1

                  295f06794b26ba5ac7c73fbf636c581624f897cd

                  SHA256

                  6cfe5fe62ed600c72c474e6dfee6be689c74a820f789fbc9310fab1f68a87420

                  SHA512

                  8693e5a87844600c5e3ac04a74f01c801cefba09216c87e707c07fa34565693a98d74547470eef64ce9b277db4a466ee1176ca0015dddb665c9a84b7e6886c5d

                • C:\Users\Admin\AppData\Local\Temp\99e342142d\rovwer.exe
                  Filesize

                  241KB

                  MD5

                  b466f58861bb4069db99312de146a2e8

                  SHA1

                  295f06794b26ba5ac7c73fbf636c581624f897cd

                  SHA256

                  6cfe5fe62ed600c72c474e6dfee6be689c74a820f789fbc9310fab1f68a87420

                  SHA512

                  8693e5a87844600c5e3ac04a74f01c801cefba09216c87e707c07fa34565693a98d74547470eef64ce9b277db4a466ee1176ca0015dddb665c9a84b7e6886c5d

                • C:\Users\Admin\AppData\Local\Temp\99e342142d\rovwer.exe
                  Filesize

                  241KB

                  MD5

                  b466f58861bb4069db99312de146a2e8

                  SHA1

                  295f06794b26ba5ac7c73fbf636c581624f897cd

                  SHA256

                  6cfe5fe62ed600c72c474e6dfee6be689c74a820f789fbc9310fab1f68a87420

                  SHA512

                  8693e5a87844600c5e3ac04a74f01c801cefba09216c87e707c07fa34565693a98d74547470eef64ce9b277db4a466ee1176ca0015dddb665c9a84b7e6886c5d

                • C:\Users\Admin\AppData\Local\Temp\99e342142d\rovwer.exe
                  Filesize

                  241KB

                  MD5

                  b466f58861bb4069db99312de146a2e8

                  SHA1

                  295f06794b26ba5ac7c73fbf636c581624f897cd

                  SHA256

                  6cfe5fe62ed600c72c474e6dfee6be689c74a820f789fbc9310fab1f68a87420

                  SHA512

                  8693e5a87844600c5e3ac04a74f01c801cefba09216c87e707c07fa34565693a98d74547470eef64ce9b277db4a466ee1176ca0015dddb665c9a84b7e6886c5d

                • C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll
                  Filesize

                  126KB

                  MD5

                  507e9dc7b9c42f535b6df96d79179835

                  SHA1

                  acf41fb549750023115f060071aa5ca8c33f249e

                  SHA256

                  3b82a0ea49d855327b64073872ebb6b63eee056e182be6b1935aa512628252af

                  SHA512

                  70907ec4c395b0d2219bfe98907ec130bfcbc6d4bec7bd73965a9b1e422553e27daaead3d6647620fcf5392d85a2e975bce0f7c79c0bc665dd33ce65f7d44302

                • C:\Users\Admin\AppData\Roaming\a091ec0a6e2227\cred64.dll
                  Filesize

                  126KB

                  MD5

                  507e9dc7b9c42f535b6df96d79179835

                  SHA1

                  acf41fb549750023115f060071aa5ca8c33f249e

                  SHA256

                  3b82a0ea49d855327b64073872ebb6b63eee056e182be6b1935aa512628252af

                  SHA512

                  70907ec4c395b0d2219bfe98907ec130bfcbc6d4bec7bd73965a9b1e422553e27daaead3d6647620fcf5392d85a2e975bce0f7c79c0bc665dd33ce65f7d44302

                • C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll
                  Filesize

                  126KB

                  MD5

                  b8d80046e28849a320a3dcd868b73d7c

                  SHA1

                  f15bc4a4c5189e7aa845213469c6def5afd68186

                  SHA256

                  d23147a448d24f81d81d4bb226f3fc968386792c0987dda75917104b5ecd9d5a

                  SHA512

                  b7f6d59ee55d2b579c2185560d2e660c1952f9214f3db3096b1358af3559fd985859aa3389be333c826f35b85cd63c6f65a03e65a7ad57c7834bb09abd1d853e

                • C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll
                  Filesize

                  126KB

                  MD5

                  b8d80046e28849a320a3dcd868b73d7c

                  SHA1

                  f15bc4a4c5189e7aa845213469c6def5afd68186

                  SHA256

                  d23147a448d24f81d81d4bb226f3fc968386792c0987dda75917104b5ecd9d5a

                  SHA512

                  b7f6d59ee55d2b579c2185560d2e660c1952f9214f3db3096b1358af3559fd985859aa3389be333c826f35b85cd63c6f65a03e65a7ad57c7834bb09abd1d853e

                • C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll
                  Filesize

                  126KB

                  MD5

                  b8d80046e28849a320a3dcd868b73d7c

                  SHA1

                  f15bc4a4c5189e7aa845213469c6def5afd68186

                  SHA256

                  d23147a448d24f81d81d4bb226f3fc968386792c0987dda75917104b5ecd9d5a

                  SHA512

                  b7f6d59ee55d2b579c2185560d2e660c1952f9214f3db3096b1358af3559fd985859aa3389be333c826f35b85cd63c6f65a03e65a7ad57c7834bb09abd1d853e

                • memory/1088-146-0x0000000000000000-mapping.dmp
                • memory/1112-158-0x0000000000000000-mapping.dmp
                • memory/1112-162-0x00000000009D0000-0x00000000009F4000-memory.dmp
                  Filesize

                  144KB

                • memory/1492-155-0x0000000000000000-mapping.dmp
                • memory/1664-153-0x0000000000000000-mapping.dmp
                • memory/2120-150-0x0000000000000000-mapping.dmp
                • memory/2212-143-0x0000000000000000-mapping.dmp
                • memory/2564-164-0x0000000000000000-mapping.dmp
                • memory/2748-151-0x0000000000000000-mapping.dmp
                • memory/3352-140-0x0000000000400000-0x000000000059A000-memory.dmp
                  Filesize

                  1.6MB

                • memory/3352-132-0x0000000000749000-0x0000000000768000-memory.dmp
                  Filesize

                  124KB

                • memory/3352-133-0x00000000022D0000-0x000000000230E000-memory.dmp
                  Filesize

                  248KB

                • memory/3352-134-0x0000000000400000-0x000000000059A000-memory.dmp
                  Filesize

                  1.6MB

                • memory/3352-139-0x0000000000749000-0x0000000000768000-memory.dmp
                  Filesize

                  124KB

                • memory/4120-152-0x0000000000000000-mapping.dmp
                • memory/4248-141-0x00000000006B8000-0x00000000006D7000-memory.dmp
                  Filesize

                  124KB

                • memory/4248-135-0x0000000000000000-mapping.dmp
                • memory/4248-142-0x0000000000400000-0x000000000059A000-memory.dmp
                  Filesize

                  1.6MB

                • memory/4248-157-0x0000000000400000-0x000000000059A000-memory.dmp
                  Filesize

                  1.6MB

                • memory/4316-154-0x0000000000000000-mapping.dmp
                • memory/4376-138-0x0000000000000000-mapping.dmp
                • memory/4856-149-0x0000000000000000-mapping.dmp
                • memory/5024-156-0x0000000000000000-mapping.dmp