Analysis

  • max time kernel
    124s
  • 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 19:23

General

  • Target

    31a7e421a20d03185f12ff637ca034840900d95a15aa3fbfaac4d458dcb84b8d.exe

  • Size

    558KB

  • MD5

    ef93e3e4af23d4d2dcc7b8003bda9ce1

  • SHA1

    358b8235755fb6267c0f05c5b7bcf761200828ef

  • SHA256

    31a7e421a20d03185f12ff637ca034840900d95a15aa3fbfaac4d458dcb84b8d

  • SHA512

    14d5487b72b40db527845a60cd03914db82fa270f2f9f73d7576935141ef2a0e902dd5379fe1c6e6c16b9a0a85810b3f2f2a73c07fc757617e2829247950cd4b

  • SSDEEP

    12288:MMrdy900/nFT9Hg4t9UK6uYCvCTC53VpaS++bV/KJj3dWyy:hybZ9HgEDHvy2RMPy

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\31a7e421a20d03185f12ff637ca034840900d95a15aa3fbfaac4d458dcb84b8d.exe
    "C:\Users\Admin\AppData\Local\Temp\31a7e421a20d03185f12ff637ca034840900d95a15aa3fbfaac4d458dcb84b8d.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2072
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bhSg.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bhSg.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1724
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ahSf.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ahSf.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4160
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4160 -s 1016
          4⤵
          • Program crash
          PID:3020
      • 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:1624
    • 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:2256
      • 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:3472
        • 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:228
        • 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:4640
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /S /D /c" echo Y"
            5⤵
              PID:4240
            • C:\Windows\SysWOW64\cacls.exe
              CACLS "mnolyk.exe" /P "Admin:N"
              5⤵
                PID:4480
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "mnolyk.exe" /P "Admin:R" /E
                5⤵
                  PID:392
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                  5⤵
                    PID:4688
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "..\4b9a106e76" /P "Admin:N"
                    5⤵
                      PID:4256
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\4b9a106e76" /P "Admin:R" /E
                      5⤵
                        PID:2632
                    • C:\Windows\SysWOW64\rundll32.exe
                      "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\c1ec479e5342a2\clip64.dll, Main
                      4⤵
                      • Loads dropped DLL
                      PID:3672
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4160 -ip 4160
                1⤵
                  PID:2576
                • C:\Users\Admin\AppData\Local\Temp\4b9a106e76\mnolyk.exe
                  C:\Users\Admin\AppData\Local\Temp\4b9a106e76\mnolyk.exe
                  1⤵
                  • Executes dropped EXE
                  PID:3440
                • C:\Users\Admin\AppData\Local\Temp\4b9a106e76\mnolyk.exe
                  C:\Users\Admin\AppData\Local\Temp\4b9a106e76\mnolyk.exe
                  1⤵
                  • Executes dropped EXE
                  PID:1696

                Network

                MITRE ATT&CK Matrix ATT&CK v6

                Execution

                Scheduled Task

                1
                T1053

                Persistence

                Modify Existing Service

                1
                T1031

                Registry Run Keys / Startup Folder

                1
                T1060

                Scheduled Task

                1
                T1053

                Privilege Escalation

                Scheduled Task

                1
                T1053

                Defense Evasion

                Modify Registry

                3
                T1112

                Disabling Security Tools

                2
                T1089

                Discovery

                Query Registry

                1
                T1012

                System Information Discovery

                2
                T1082

                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\bhSg.exe
                  Filesize

                  371KB

                  MD5

                  068dad952ef2bb0c83b01f5355dd1c12

                  SHA1

                  a7c9b9cc21114d8efda9fd5c883b0f25b825145f

                  SHA256

                  30709c5c6d7528efc81b7ad7fe2b5c413979ef170bd90700c36faee791a05700

                  SHA512

                  0add0d50e34ec756eeaaee4ac260ca5a1a9b9a977772961837f6e6da41c7bdbf5ac9a722c76c8f6bdee1e8aecd7f3a5da6c9ff7aa90d16998b0538d18d7a6da3

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

                  371KB

                  MD5

                  068dad952ef2bb0c83b01f5355dd1c12

                  SHA1

                  a7c9b9cc21114d8efda9fd5c883b0f25b825145f

                  SHA256

                  30709c5c6d7528efc81b7ad7fe2b5c413979ef170bd90700c36faee791a05700

                  SHA512

                  0add0d50e34ec756eeaaee4ac260ca5a1a9b9a977772961837f6e6da41c7bdbf5ac9a722c76c8f6bdee1e8aecd7f3a5da6c9ff7aa90d16998b0538d18d7a6da3

                • 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\ahSf.exe
                  Filesize

                  341KB

                  MD5

                  3e992824465f02894e443cc255fff678

                  SHA1

                  0c95d1a78a548c60da4f2c15465efd2e122bb8da

                  SHA256

                  44946a180522e0a95656ed6be0cdb70acf648b7c3eae27850762ac344b05f8d0

                  SHA512

                  becd6d844a43ad48d6c0b9af2cbf15b7f6085c5bab5c4eae4bd909b0064c7fca22a6601b94416f86a9e51a4a6f88cdbe73723a2862ff25c222b2f75809d3b9a3

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

                  341KB

                  MD5

                  3e992824465f02894e443cc255fff678

                  SHA1

                  0c95d1a78a548c60da4f2c15465efd2e122bb8da

                  SHA256

                  44946a180522e0a95656ed6be0cdb70acf648b7c3eae27850762ac344b05f8d0

                  SHA512

                  becd6d844a43ad48d6c0b9af2cbf15b7f6085c5bab5c4eae4bd909b0064c7fca22a6601b94416f86a9e51a4a6f88cdbe73723a2862ff25c222b2f75809d3b9a3

                • 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/228-156-0x0000000000000000-mapping.dmp
                • memory/392-160-0x0000000000000000-mapping.dmp
                • memory/1624-144-0x0000000000000000-mapping.dmp
                • memory/1624-147-0x0000000000A90000-0x0000000000A9A000-memory.dmp
                  Filesize

                  40KB

                • memory/1624-148-0x00007FFD3F160000-0x00007FFD3FC21000-memory.dmp
                  Filesize

                  10.8MB

                • memory/1624-149-0x00007FFD3F160000-0x00007FFD3FC21000-memory.dmp
                  Filesize

                  10.8MB

                • memory/1724-132-0x0000000000000000-mapping.dmp
                • memory/2256-150-0x0000000000000000-mapping.dmp
                • memory/2632-163-0x0000000000000000-mapping.dmp
                • memory/3472-153-0x0000000000000000-mapping.dmp
                • memory/3672-165-0x0000000000000000-mapping.dmp
                • memory/4160-141-0x0000000004C40000-0x00000000051E4000-memory.dmp
                  Filesize

                  5.6MB

                • memory/4160-143-0x0000000000400000-0x0000000000471000-memory.dmp
                  Filesize

                  452KB

                • memory/4160-142-0x00000000005F4000-0x0000000000614000-memory.dmp
                  Filesize

                  128KB

                • memory/4160-140-0x0000000000400000-0x0000000000471000-memory.dmp
                  Filesize

                  452KB

                • memory/4160-139-0x0000000000530000-0x000000000055D000-memory.dmp
                  Filesize

                  180KB

                • memory/4160-138-0x00000000005F4000-0x0000000000614000-memory.dmp
                  Filesize

                  128KB

                • memory/4160-135-0x0000000000000000-mapping.dmp
                • memory/4240-158-0x0000000000000000-mapping.dmp
                • memory/4256-162-0x0000000000000000-mapping.dmp
                • memory/4480-159-0x0000000000000000-mapping.dmp
                • memory/4640-157-0x0000000000000000-mapping.dmp
                • memory/4688-161-0x0000000000000000-mapping.dmp