Analysis

  • max time kernel
    107s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 07:46

General

  • Target

    e085027f0a000f7be4a5ac90460b005d03a4ef4e48579c78b5582f2a99ae6c19.exe

  • Size

    307KB

  • MD5

    ee7e3d6206b8c815c7e3c30bd40e00cc

  • SHA1

    c41bd2e3c0ac545d7ba81e26743ee4f909eccb27

  • SHA256

    e085027f0a000f7be4a5ac90460b005d03a4ef4e48579c78b5582f2a99ae6c19

  • SHA512

    7a8f98e25c44d6db495eda24247e29696b4bc195566ea5d5fd3f9aedc8c792bedf9ce8d9b826d34e52302a2ab0ec82552a2007f8811688e8f84746c66af807d7

Malware Config

Extracted

Family

amadey

Version

3.08

C2

185.215.113.35/d2VxjasuwS/index.php

Signatures

  • Amadey

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

  • suricata: ET MALWARE Amadey CnC Check-In

    suricata: ET MALWARE Amadey CnC Check-In

  • Blocklisted process makes network request 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 3 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Loads dropped DLL 1 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
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 3 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 WriteProcessMemory 15 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e085027f0a000f7be4a5ac90460b005d03a4ef4e48579c78b5582f2a99ae6c19.exe
    "C:\Users\Admin\AppData\Local\Temp\e085027f0a000f7be4a5ac90460b005d03a4ef4e48579c78b5582f2a99ae6c19.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2160
    • C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe
      "C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe"
      2⤵
      • Executes dropped EXE
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:4368
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders" /f /v Startup /t REG_SZ /d C:\Users\Admin\AppData\Local\Temp\e014321378\
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2444
        • C:\Windows\SysWOW64\reg.exe
          REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders" /f /v Startup /t REG_SZ /d C:\Users\Admin\AppData\Local\Temp\e014321378\
          4⤵
            PID:4968
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN ftewk.exe /TR "C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe" /F
          3⤵
          • Creates scheduled task(s)
          PID:1540
        • C:\Windows\SysWOW64\rundll32.exe
          "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\9034267ed8b4ad\cred.dll, Main
          3⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Accesses Microsoft Outlook profiles
          • Suspicious behavior: EnumeratesProcesses
          • outlook_win_path
          PID:2292
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2160 -s 1108
        2⤵
        • Program crash
        PID:5096
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2160 -ip 2160
      1⤵
        PID:1320
      • C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe
        C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe
        1⤵
        • Executes dropped EXE
        PID:4540
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4540 -s 492
          2⤵
          • Program crash
          PID:4828
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4540 -ip 4540
        1⤵
          PID:4760
        • C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe
          C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe
          1⤵
          • Executes dropped EXE
          PID:2968
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2968 -s 484
            2⤵
            • Program crash
            PID:3764
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 2968 -ip 2968
          1⤵
            PID:4724

          Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe

            Filesize

            307KB

            MD5

            ee7e3d6206b8c815c7e3c30bd40e00cc

            SHA1

            c41bd2e3c0ac545d7ba81e26743ee4f909eccb27

            SHA256

            e085027f0a000f7be4a5ac90460b005d03a4ef4e48579c78b5582f2a99ae6c19

            SHA512

            7a8f98e25c44d6db495eda24247e29696b4bc195566ea5d5fd3f9aedc8c792bedf9ce8d9b826d34e52302a2ab0ec82552a2007f8811688e8f84746c66af807d7

          • C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe

            Filesize

            307KB

            MD5

            ee7e3d6206b8c815c7e3c30bd40e00cc

            SHA1

            c41bd2e3c0ac545d7ba81e26743ee4f909eccb27

            SHA256

            e085027f0a000f7be4a5ac90460b005d03a4ef4e48579c78b5582f2a99ae6c19

            SHA512

            7a8f98e25c44d6db495eda24247e29696b4bc195566ea5d5fd3f9aedc8c792bedf9ce8d9b826d34e52302a2ab0ec82552a2007f8811688e8f84746c66af807d7

          • C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe

            Filesize

            307KB

            MD5

            ee7e3d6206b8c815c7e3c30bd40e00cc

            SHA1

            c41bd2e3c0ac545d7ba81e26743ee4f909eccb27

            SHA256

            e085027f0a000f7be4a5ac90460b005d03a4ef4e48579c78b5582f2a99ae6c19

            SHA512

            7a8f98e25c44d6db495eda24247e29696b4bc195566ea5d5fd3f9aedc8c792bedf9ce8d9b826d34e52302a2ab0ec82552a2007f8811688e8f84746c66af807d7

          • C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe

            Filesize

            307KB

            MD5

            ee7e3d6206b8c815c7e3c30bd40e00cc

            SHA1

            c41bd2e3c0ac545d7ba81e26743ee4f909eccb27

            SHA256

            e085027f0a000f7be4a5ac90460b005d03a4ef4e48579c78b5582f2a99ae6c19

            SHA512

            7a8f98e25c44d6db495eda24247e29696b4bc195566ea5d5fd3f9aedc8c792bedf9ce8d9b826d34e52302a2ab0ec82552a2007f8811688e8f84746c66af807d7

          • C:\Users\Admin\AppData\Roaming\9034267ed8b4ad\cred.dll

            Filesize

            126KB

            MD5

            d4ca12f7203548519be8455bd836274f

            SHA1

            7c8a18a80ba96c3944462f3a68e63b55da0e1bf4

            SHA256

            7bc6a9edc592553dcb9250d70816f511d43a998f95f4e0b2a347dc2b66f897c4

            SHA512

            e2cad4293dbb043c6d563710087e9769beeb130a80319c151e9d81d9c74b0b5017a23c3fec9cdc022b45491dc6aa6499e3898488dc9c8486e1df83e6da28e697

          • C:\Users\Admin\AppData\Roaming\9034267ed8b4ad\cred.dll

            Filesize

            126KB

            MD5

            d4ca12f7203548519be8455bd836274f

            SHA1

            7c8a18a80ba96c3944462f3a68e63b55da0e1bf4

            SHA256

            7bc6a9edc592553dcb9250d70816f511d43a998f95f4e0b2a347dc2b66f897c4

            SHA512

            e2cad4293dbb043c6d563710087e9769beeb130a80319c151e9d81d9c74b0b5017a23c3fec9cdc022b45491dc6aa6499e3898488dc9c8486e1df83e6da28e697

          • memory/1540-137-0x0000000000000000-mapping.dmp

          • memory/2160-130-0x0000000000722000-0x0000000000740000-memory.dmp

            Filesize

            120KB

          • memory/2160-132-0x0000000000400000-0x0000000000478000-memory.dmp

            Filesize

            480KB

          • memory/2160-131-0x0000000000910000-0x0000000000948000-memory.dmp

            Filesize

            224KB

          • memory/2292-144-0x0000000000000000-mapping.dmp

          • memory/2444-136-0x0000000000000000-mapping.dmp

          • memory/2968-149-0x0000000000400000-0x0000000000478000-memory.dmp

            Filesize

            480KB

          • memory/4368-139-0x0000000000643000-0x0000000000661000-memory.dmp

            Filesize

            120KB

          • memory/4368-140-0x0000000000400000-0x0000000000478000-memory.dmp

            Filesize

            480KB

          • memory/4368-133-0x0000000000000000-mapping.dmp

          • memory/4540-142-0x0000000000694000-0x00000000006B2000-memory.dmp

            Filesize

            120KB

          • memory/4540-143-0x0000000000400000-0x0000000000478000-memory.dmp

            Filesize

            480KB

          • memory/4968-138-0x0000000000000000-mapping.dmp