Analysis

  • max time kernel
    93s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-02-2023 14:07

General

  • Target

    876471c307e164f979615a435d62a6560a57a9c6da97b6ec94ce96b7f9f820ff.exe

  • Size

    577KB

  • MD5

    a424561343435a20024cad45c9069181

  • SHA1

    ba6d903900bf8e7f8347e272a7d1d1bb279a58ae

  • SHA256

    876471c307e164f979615a435d62a6560a57a9c6da97b6ec94ce96b7f9f820ff

  • SHA512

    0f9d6332dadd7885d594549ea6128231731f52e3cd908ff04506014102aad95859b92eae9add3c4e6119ad2ba86b80459487d8e5973b6e2599cbbded5d06c44a

  • SSDEEP

    12288:CMrey90ReLp4oND8ywY9Bv8i9tPia3MWR7CK10Hi6a:8yqeL+o18FYX0i9tqaao

Malware Config

Extracted

Family

amadey

Version

3.66

C2

62.204.41.4/Gol478Ns/index.php

Signatures

  • Amadey

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

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 12 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 7 IoCs
  • Loads dropped DLL 1 IoCs
  • Windows security modification 2 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 4 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 1 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 WriteProcessMemory 41 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\876471c307e164f979615a435d62a6560a57a9c6da97b6ec94ce96b7f9f820ff.exe
    "C:\Users\Admin\AppData\Local\Temp\876471c307e164f979615a435d62a6560a57a9c6da97b6ec94ce96b7f9f820ff.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2104
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bUDg.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bUDg.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4588
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aUDf.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aUDf.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4052
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4052 -s 1080
          4⤵
          • Program crash
          PID:4320
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nika.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nika.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3956
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xriv.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xriv.exe
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2196
      • C:\Users\Admin\AppData\Local\Temp\4b9a106e76\mnolyk.exe
        "C:\Users\Admin\AppData\Local\Temp\4b9a106e76\mnolyk.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:4988
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN mnolyk.exe /TR "C:\Users\Admin\AppData\Local\Temp\4b9a106e76\mnolyk.exe" /F
          4⤵
          • Creates scheduled task(s)
          PID:4832
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "mnolyk.exe" /P "Admin:N"&&CACLS "mnolyk.exe" /P "Admin:R" /E&&echo Y|CACLS "..\4b9a106e76" /P "Admin:N"&&CACLS "..\4b9a106e76" /P "Admin:R" /E&&Exit
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:3652
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /S /D /c" echo Y"
            5⤵
              PID:1652
            • C:\Windows\SysWOW64\cacls.exe
              CACLS "mnolyk.exe" /P "Admin:N"
              5⤵
                PID:4404
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "mnolyk.exe" /P "Admin:R" /E
                5⤵
                  PID:4980
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                  5⤵
                    PID:1544
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "..\4b9a106e76" /P "Admin:N"
                    5⤵
                      PID:4036
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\4b9a106e76" /P "Admin:R" /E
                      5⤵
                        PID:1312
                    • C:\Windows\SysWOW64\rundll32.exe
                      "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\clip64.dll, Main
                      4⤵
                      • Loads dropped DLL
                      PID:4192
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 4052 -ip 4052
                1⤵
                  PID:2300
                • C:\Users\Admin\AppData\Local\Temp\4b9a106e76\mnolyk.exe
                  C:\Users\Admin\AppData\Local\Temp\4b9a106e76\mnolyk.exe
                  1⤵
                  • Executes dropped EXE
                  PID:960
                • C:\Users\Admin\AppData\Local\Temp\4b9a106e76\mnolyk.exe
                  C:\Users\Admin\AppData\Local\Temp\4b9a106e76\mnolyk.exe
                  1⤵
                  • Executes dropped EXE
                  PID:4500

                Network

                MITRE ATT&CK Enterprise v6

                Replay Monitor

                Loading Replay Monitor...

                Downloads

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

                  Filesize

                  236KB

                  MD5

                  8bb923c4d81284daef7896e5682df6c6

                  SHA1

                  67e34a96b77e44b666c5479f540995bdeacf5de2

                  SHA256

                  9b0410052289a8416a458401fbb9a74d6361f4769465431b209f32151d7c6f21

                  SHA512

                  2daed03277a343db5fcb22e26baea5cda41de39dc825fe0aad51f6ec181b8f38f09427f27fb58ffd179f37032600d107ef772cc6275f7d0d62899c6cd3f8aff7

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

                  Filesize

                  236KB

                  MD5

                  8bb923c4d81284daef7896e5682df6c6

                  SHA1

                  67e34a96b77e44b666c5479f540995bdeacf5de2

                  SHA256

                  9b0410052289a8416a458401fbb9a74d6361f4769465431b209f32151d7c6f21

                  SHA512

                  2daed03277a343db5fcb22e26baea5cda41de39dc825fe0aad51f6ec181b8f38f09427f27fb58ffd179f37032600d107ef772cc6275f7d0d62899c6cd3f8aff7

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

                  Filesize

                  236KB

                  MD5

                  8bb923c4d81284daef7896e5682df6c6

                  SHA1

                  67e34a96b77e44b666c5479f540995bdeacf5de2

                  SHA256

                  9b0410052289a8416a458401fbb9a74d6361f4769465431b209f32151d7c6f21

                  SHA512

                  2daed03277a343db5fcb22e26baea5cda41de39dc825fe0aad51f6ec181b8f38f09427f27fb58ffd179f37032600d107ef772cc6275f7d0d62899c6cd3f8aff7

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

                  Filesize

                  236KB

                  MD5

                  8bb923c4d81284daef7896e5682df6c6

                  SHA1

                  67e34a96b77e44b666c5479f540995bdeacf5de2

                  SHA256

                  9b0410052289a8416a458401fbb9a74d6361f4769465431b209f32151d7c6f21

                  SHA512

                  2daed03277a343db5fcb22e26baea5cda41de39dc825fe0aad51f6ec181b8f38f09427f27fb58ffd179f37032600d107ef772cc6275f7d0d62899c6cd3f8aff7

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bUDg.exe

                  Filesize

                  391KB

                  MD5

                  8dee587e1515fa1686bc321d068c45f0

                  SHA1

                  7775c658ef4935c4e4de623f1266d9a5f9e04b89

                  SHA256

                  ba565d98a20045abfe8b5f55f9b2f90bfb07959071e2facd152a1307519015c8

                  SHA512

                  41ebbe59b4915ab5cbd195826db51f084ddca4a2fdaa903a9e243851490373b48f1d4c9c4d01899353058553a934dcf488dff34d91ea8372002d416e1b95f175

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bUDg.exe

                  Filesize

                  391KB

                  MD5

                  8dee587e1515fa1686bc321d068c45f0

                  SHA1

                  7775c658ef4935c4e4de623f1266d9a5f9e04b89

                  SHA256

                  ba565d98a20045abfe8b5f55f9b2f90bfb07959071e2facd152a1307519015c8

                  SHA512

                  41ebbe59b4915ab5cbd195826db51f084ddca4a2fdaa903a9e243851490373b48f1d4c9c4d01899353058553a934dcf488dff34d91ea8372002d416e1b95f175

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xriv.exe

                  Filesize

                  236KB

                  MD5

                  8bb923c4d81284daef7896e5682df6c6

                  SHA1

                  67e34a96b77e44b666c5479f540995bdeacf5de2

                  SHA256

                  9b0410052289a8416a458401fbb9a74d6361f4769465431b209f32151d7c6f21

                  SHA512

                  2daed03277a343db5fcb22e26baea5cda41de39dc825fe0aad51f6ec181b8f38f09427f27fb58ffd179f37032600d107ef772cc6275f7d0d62899c6cd3f8aff7

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xriv.exe

                  Filesize

                  236KB

                  MD5

                  8bb923c4d81284daef7896e5682df6c6

                  SHA1

                  67e34a96b77e44b666c5479f540995bdeacf5de2

                  SHA256

                  9b0410052289a8416a458401fbb9a74d6361f4769465431b209f32151d7c6f21

                  SHA512

                  2daed03277a343db5fcb22e26baea5cda41de39dc825fe0aad51f6ec181b8f38f09427f27fb58ffd179f37032600d107ef772cc6275f7d0d62899c6cd3f8aff7

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aUDf.exe

                  Filesize

                  363KB

                  MD5

                  020f0a9f4baaafad38ca9cf3379f22c9

                  SHA1

                  0a8fd7b9a317ef95ea76f4e49bc6379e83258611

                  SHA256

                  48d58189830cbd96cf05c3627c28c4385f63f34c0276b4f0f58fe6eb53d9df8c

                  SHA512

                  b0dcb39beac4098200a2a4dac69a8f6f8d33cb981346e718dfd9a33f5873aac0290c9a0ee10783fdc7f2a619426550b28a1bf9c44237fe4dc45c4fd71cc737d1

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aUDf.exe

                  Filesize

                  363KB

                  MD5

                  020f0a9f4baaafad38ca9cf3379f22c9

                  SHA1

                  0a8fd7b9a317ef95ea76f4e49bc6379e83258611

                  SHA256

                  48d58189830cbd96cf05c3627c28c4385f63f34c0276b4f0f58fe6eb53d9df8c

                  SHA512

                  b0dcb39beac4098200a2a4dac69a8f6f8d33cb981346e718dfd9a33f5873aac0290c9a0ee10783fdc7f2a619426550b28a1bf9c44237fe4dc45c4fd71cc737d1

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nika.exe

                  Filesize

                  11KB

                  MD5

                  7e93bacbbc33e6652e147e7fe07572a0

                  SHA1

                  421a7167da01c8da4dc4d5234ca3dd84e319e762

                  SHA256

                  850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                  SHA512

                  250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nika.exe

                  Filesize

                  11KB

                  MD5

                  7e93bacbbc33e6652e147e7fe07572a0

                  SHA1

                  421a7167da01c8da4dc4d5234ca3dd84e319e762

                  SHA256

                  850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                  SHA512

                  250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

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

                  Filesize

                  89KB

                  MD5

                  c79b74d8fec5e7e2ba2f1789fd582a15

                  SHA1

                  78a1e5d99dbaccc5e07b125e1dfb280112cb3128

                  SHA256

                  b5bd049d32f0faeea6ce65a0f0d326de5bc4427a7c1ad24bfb0ea050c1dec7d3

                  SHA512

                  0debfc54904fd538cfb1fc648d18f90a991337200b3decf74b28ac2f341843fb3bab4f45bc92cfec333b18dfff9cc136854462e79054a39926a7bd8ee2e057ba

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

                  Filesize

                  89KB

                  MD5

                  c79b74d8fec5e7e2ba2f1789fd582a15

                  SHA1

                  78a1e5d99dbaccc5e07b125e1dfb280112cb3128

                  SHA256

                  b5bd049d32f0faeea6ce65a0f0d326de5bc4427a7c1ad24bfb0ea050c1dec7d3

                  SHA512

                  0debfc54904fd538cfb1fc648d18f90a991337200b3decf74b28ac2f341843fb3bab4f45bc92cfec333b18dfff9cc136854462e79054a39926a7bd8ee2e057ba

                • memory/1312-164-0x0000000000000000-mapping.dmp

                • memory/1544-162-0x0000000000000000-mapping.dmp

                • memory/1652-159-0x0000000000000000-mapping.dmp

                • memory/2196-151-0x0000000000000000-mapping.dmp

                • memory/3652-158-0x0000000000000000-mapping.dmp

                • memory/3956-150-0x00007FF8A67F0000-0x00007FF8A72B1000-memory.dmp

                  Filesize

                  10.8MB

                • memory/3956-145-0x0000000000000000-mapping.dmp

                • memory/3956-149-0x00007FF8A67F0000-0x00007FF8A72B1000-memory.dmp

                  Filesize

                  10.8MB

                • memory/3956-148-0x0000000000040000-0x000000000004A000-memory.dmp

                  Filesize

                  40KB

                • memory/4036-163-0x0000000000000000-mapping.dmp

                • memory/4052-141-0x0000000004B80000-0x0000000005124000-memory.dmp

                  Filesize

                  5.6MB

                • memory/4052-140-0x0000000000400000-0x0000000000476000-memory.dmp

                  Filesize

                  472KB

                • memory/4052-144-0x0000000000400000-0x0000000000476000-memory.dmp

                  Filesize

                  472KB

                • memory/4052-143-0x0000000000764000-0x0000000000784000-memory.dmp

                  Filesize

                  128KB

                • memory/4052-135-0x0000000000000000-mapping.dmp

                • memory/4052-138-0x0000000000764000-0x0000000000784000-memory.dmp

                  Filesize

                  128KB

                • memory/4052-142-0x0000000000764000-0x0000000000784000-memory.dmp

                  Filesize

                  128KB

                • memory/4052-139-0x00000000005D0000-0x00000000005FD000-memory.dmp

                  Filesize

                  180KB

                • memory/4192-166-0x0000000000000000-mapping.dmp

                • memory/4404-160-0x0000000000000000-mapping.dmp

                • memory/4588-132-0x0000000000000000-mapping.dmp

                • memory/4832-157-0x0000000000000000-mapping.dmp

                • memory/4980-161-0x0000000000000000-mapping.dmp

                • memory/4988-154-0x0000000000000000-mapping.dmp