Analysis

  • max time kernel
    113s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06-02-2023 14:06

General

  • Target

    a675f21ed8587c21390beb96b60816f3.exe

  • Size

    637KB

  • MD5

    a675f21ed8587c21390beb96b60816f3

  • SHA1

    b57e1a63111ae7fcfc4f76b8ebb4c3abc78d8076

  • SHA256

    a373356377baa29111c9c78123b35689f35dd91d6b440262646078d6571cecf1

  • SHA512

    25beffdd5433ae2b54468b40914b1905f608570cc300866279e8fabfb0b1034085c1ee419ce944aaaef78387ff9a535170be3e97d7ff0b2861737bbad5ec25bc

  • SSDEEP

    12288:FMrqy90OQc6rIHCucz5xOybkJZeud59tjR/jdP002YcJ:3yaDpmzeaLtjR/jdMbnJ

Malware Config

Extracted

Family

amadey

Version

3.66

C2

62.204.41.5/Bu58Ngs/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 6 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
  • Reads user/profile data of web browsers 2 TTPs

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

  • Windows security modification 2 TTPs 1 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • 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\a675f21ed8587c21390beb96b60816f3.exe
    "C:\Users\Admin\AppData\Local\Temp\a675f21ed8587c21390beb96b60816f3.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4308
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\cltn.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\cltn.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4684
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\altx.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\altx.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:660
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 660 -s 1924
          4⤵
          • Program crash
          PID:3672
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\mika.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\mika.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3748
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vona.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vona.exe
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:4840
      • C:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exe
        "C:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:1028
        • 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\5eb6b96734\mnolyk.exe" /F
          4⤵
          • Creates scheduled task(s)
          PID:4672
        • 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 "..\5eb6b96734" /P "Admin:N"&&CACLS "..\5eb6b96734" /P "Admin:R" /E&&Exit
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:4164
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /S /D /c" echo Y"
            5⤵
              PID:3904
            • C:\Windows\SysWOW64\cacls.exe
              CACLS "mnolyk.exe" /P "Admin:N"
              5⤵
                PID:1372
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "mnolyk.exe" /P "Admin:R" /E
                5⤵
                  PID:3844
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                  5⤵
                    PID:3872
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "..\5eb6b96734" /P "Admin:N"
                    5⤵
                      PID:4136
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\5eb6b96734" /P "Admin:R" /E
                      5⤵
                        PID:2344
                    • C:\Windows\SysWOW64\rundll32.exe
                      "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll, Main
                      4⤵
                      • Loads dropped DLL
                      PID:4064
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 660 -ip 660
                1⤵
                  PID:1384
                • C:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exe
                  C:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exe
                  1⤵
                  • Executes dropped EXE
                  PID:2784
                • C:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exe
                  C:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exe
                  1⤵
                  • Executes dropped EXE
                  PID:4868

                Network

                MITRE ATT&CK Enterprise v6

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • C:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exe

                  Filesize

                  236KB

                  MD5

                  fde8915d251fada3a37530421eb29dcf

                  SHA1

                  44386a8947ddfab993409945dae05a772a13e047

                  SHA256

                  6cbcf0bb90ae767a8c554cdfa90723e6b1127e98cfa19a2259dd57813d27e116

                  SHA512

                  ffc253ad4308c7a34ec5ced45cc5eda21a43a9fa59927a323829e2e87a0060c93a051c726f2f6f65ffdb8ac9666f88bf2622c975a24a6718c99ac9a44c6fd7fd

                • C:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exe

                  Filesize

                  236KB

                  MD5

                  fde8915d251fada3a37530421eb29dcf

                  SHA1

                  44386a8947ddfab993409945dae05a772a13e047

                  SHA256

                  6cbcf0bb90ae767a8c554cdfa90723e6b1127e98cfa19a2259dd57813d27e116

                  SHA512

                  ffc253ad4308c7a34ec5ced45cc5eda21a43a9fa59927a323829e2e87a0060c93a051c726f2f6f65ffdb8ac9666f88bf2622c975a24a6718c99ac9a44c6fd7fd

                • C:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exe

                  Filesize

                  236KB

                  MD5

                  fde8915d251fada3a37530421eb29dcf

                  SHA1

                  44386a8947ddfab993409945dae05a772a13e047

                  SHA256

                  6cbcf0bb90ae767a8c554cdfa90723e6b1127e98cfa19a2259dd57813d27e116

                  SHA512

                  ffc253ad4308c7a34ec5ced45cc5eda21a43a9fa59927a323829e2e87a0060c93a051c726f2f6f65ffdb8ac9666f88bf2622c975a24a6718c99ac9a44c6fd7fd

                • C:\Users\Admin\AppData\Local\Temp\5eb6b96734\mnolyk.exe

                  Filesize

                  236KB

                  MD5

                  fde8915d251fada3a37530421eb29dcf

                  SHA1

                  44386a8947ddfab993409945dae05a772a13e047

                  SHA256

                  6cbcf0bb90ae767a8c554cdfa90723e6b1127e98cfa19a2259dd57813d27e116

                  SHA512

                  ffc253ad4308c7a34ec5ced45cc5eda21a43a9fa59927a323829e2e87a0060c93a051c726f2f6f65ffdb8ac9666f88bf2622c975a24a6718c99ac9a44c6fd7fd

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

                  Filesize

                  449KB

                  MD5

                  1b52ce6423d8451abd80cb0b56733006

                  SHA1

                  50f06e57ed29ef613a6404b93295691fb4339281

                  SHA256

                  b0d6c32557d4d61f6c44c4269c0f530412f1b9bc1a19111ad4cecac88bcbe431

                  SHA512

                  13be9924d96d23a71b55e2238f681a3f1ff94351b534b801f4008aff796c2e7c3a5b1d4bcc5c7eb52be684964c8ba63459118306fe4e886d3c79d0452640499f

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

                  Filesize

                  449KB

                  MD5

                  1b52ce6423d8451abd80cb0b56733006

                  SHA1

                  50f06e57ed29ef613a6404b93295691fb4339281

                  SHA256

                  b0d6c32557d4d61f6c44c4269c0f530412f1b9bc1a19111ad4cecac88bcbe431

                  SHA512

                  13be9924d96d23a71b55e2238f681a3f1ff94351b534b801f4008aff796c2e7c3a5b1d4bcc5c7eb52be684964c8ba63459118306fe4e886d3c79d0452640499f

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

                  Filesize

                  236KB

                  MD5

                  fde8915d251fada3a37530421eb29dcf

                  SHA1

                  44386a8947ddfab993409945dae05a772a13e047

                  SHA256

                  6cbcf0bb90ae767a8c554cdfa90723e6b1127e98cfa19a2259dd57813d27e116

                  SHA512

                  ffc253ad4308c7a34ec5ced45cc5eda21a43a9fa59927a323829e2e87a0060c93a051c726f2f6f65ffdb8ac9666f88bf2622c975a24a6718c99ac9a44c6fd7fd

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

                  Filesize

                  236KB

                  MD5

                  fde8915d251fada3a37530421eb29dcf

                  SHA1

                  44386a8947ddfab993409945dae05a772a13e047

                  SHA256

                  6cbcf0bb90ae767a8c554cdfa90723e6b1127e98cfa19a2259dd57813d27e116

                  SHA512

                  ffc253ad4308c7a34ec5ced45cc5eda21a43a9fa59927a323829e2e87a0060c93a051c726f2f6f65ffdb8ac9666f88bf2622c975a24a6718c99ac9a44c6fd7fd

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

                  Filesize

                  422KB

                  MD5

                  650e6abe9b67147a52f086f63d013b6c

                  SHA1

                  bac5d29f1212be631051f03adec4b61d691e4ed8

                  SHA256

                  eceade3ce86427080b0f4efe03d382ae3ae049cdcafef49cbd1365aab1918ec2

                  SHA512

                  d026f1c361fcf2ef2240d4eda63cfcc7e069ab0b3b781875ab5c6dece912cc689f2e5f61470744e40094aeaa5fff19ac60cc42508e94be7544024b35c90a39d0

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

                  Filesize

                  422KB

                  MD5

                  650e6abe9b67147a52f086f63d013b6c

                  SHA1

                  bac5d29f1212be631051f03adec4b61d691e4ed8

                  SHA256

                  eceade3ce86427080b0f4efe03d382ae3ae049cdcafef49cbd1365aab1918ec2

                  SHA512

                  d026f1c361fcf2ef2240d4eda63cfcc7e069ab0b3b781875ab5c6dece912cc689f2e5f61470744e40094aeaa5fff19ac60cc42508e94be7544024b35c90a39d0

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

                  Filesize

                  11KB

                  MD5

                  7e93bacbbc33e6652e147e7fe07572a0

                  SHA1

                  421a7167da01c8da4dc4d5234ca3dd84e319e762

                  SHA256

                  850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                  SHA512

                  250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

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

                  Filesize

                  11KB

                  MD5

                  7e93bacbbc33e6652e147e7fe07572a0

                  SHA1

                  421a7167da01c8da4dc4d5234ca3dd84e319e762

                  SHA256

                  850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                  SHA512

                  250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

                • C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll

                  Filesize

                  89KB

                  MD5

                  9221a421a3e777eb7d4ce55e474bcc4a

                  SHA1

                  c96d7bd7ccbf9352d50527bff472595b3dc5298e

                  SHA256

                  10ee53988bcfbb4bb9c8928ea96c4268bd64b9dfd1f28c6233185e695434d2f8

                  SHA512

                  63ac172cb19c7c020676937cb35e853710d08e99e06e8cdcb410c37e0c9056af409a50fdec0c90a3c532edcf5e0f128fa1e2181063e1208d4fc4643b1b5736f3

                • C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll

                  Filesize

                  89KB

                  MD5

                  9221a421a3e777eb7d4ce55e474bcc4a

                  SHA1

                  c96d7bd7ccbf9352d50527bff472595b3dc5298e

                  SHA256

                  10ee53988bcfbb4bb9c8928ea96c4268bd64b9dfd1f28c6233185e695434d2f8

                  SHA512

                  63ac172cb19c7c020676937cb35e853710d08e99e06e8cdcb410c37e0c9056af409a50fdec0c90a3c532edcf5e0f128fa1e2181063e1208d4fc4643b1b5736f3

                • memory/660-144-0x00000000059A0000-0x00000000059B2000-memory.dmp

                  Filesize

                  72KB

                • memory/660-142-0x00000000051C0000-0x00000000057D8000-memory.dmp

                  Filesize

                  6.1MB

                • memory/660-148-0x00000000004C4000-0x00000000004F2000-memory.dmp

                  Filesize

                  184KB

                • memory/660-149-0x00000000066B0000-0x0000000006726000-memory.dmp

                  Filesize

                  472KB

                • memory/660-150-0x0000000006750000-0x00000000067A0000-memory.dmp

                  Filesize

                  320KB

                • memory/660-151-0x00000000067D0000-0x0000000006992000-memory.dmp

                  Filesize

                  1.8MB

                • memory/660-152-0x00000000069A0000-0x0000000006ECC000-memory.dmp

                  Filesize

                  5.2MB

                • memory/660-153-0x00000000004C4000-0x00000000004F2000-memory.dmp

                  Filesize

                  184KB

                • memory/660-154-0x0000000000400000-0x0000000000484000-memory.dmp

                  Filesize

                  528KB

                • memory/660-140-0x0000000000400000-0x0000000000484000-memory.dmp

                  Filesize

                  528KB

                • memory/660-146-0x0000000005CB0000-0x0000000005D42000-memory.dmp

                  Filesize

                  584KB

                • memory/660-145-0x00000000059C0000-0x00000000059FC000-memory.dmp

                  Filesize

                  240KB

                • memory/660-139-0x00000000020D0000-0x000000000211B000-memory.dmp

                  Filesize

                  300KB

                • memory/660-141-0x0000000004A10000-0x0000000004FB4000-memory.dmp

                  Filesize

                  5.6MB

                • memory/660-147-0x0000000005D50000-0x0000000005DB6000-memory.dmp

                  Filesize

                  408KB

                • memory/660-135-0x0000000000000000-mapping.dmp

                • memory/660-143-0x0000000005860000-0x000000000596A000-memory.dmp

                  Filesize

                  1.0MB

                • memory/660-138-0x00000000004C4000-0x00000000004F2000-memory.dmp

                  Filesize

                  184KB

                • memory/1028-164-0x0000000000000000-mapping.dmp

                • memory/1372-170-0x0000000000000000-mapping.dmp

                • memory/2344-174-0x0000000000000000-mapping.dmp

                • memory/3748-160-0x00007FFC17210000-0x00007FFC17CD1000-memory.dmp

                  Filesize

                  10.8MB

                • memory/3748-159-0x00007FFC17210000-0x00007FFC17CD1000-memory.dmp

                  Filesize

                  10.8MB

                • memory/3748-158-0x00000000009D0000-0x00000000009DA000-memory.dmp

                  Filesize

                  40KB

                • memory/3748-155-0x0000000000000000-mapping.dmp

                • memory/3844-171-0x0000000000000000-mapping.dmp

                • memory/3872-172-0x0000000000000000-mapping.dmp

                • memory/3904-169-0x0000000000000000-mapping.dmp

                • memory/4064-176-0x0000000000000000-mapping.dmp

                • memory/4136-173-0x0000000000000000-mapping.dmp

                • memory/4164-168-0x0000000000000000-mapping.dmp

                • memory/4672-167-0x0000000000000000-mapping.dmp

                • memory/4684-132-0x0000000000000000-mapping.dmp

                • memory/4840-161-0x0000000000000000-mapping.dmp