Analysis

  • max time kernel
    150s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    23-05-2022 01:49

General

  • Target

    920872b6c2b2f2c535729538c8359f8a8456399dbe6eec8cf52389e16c1458d3.exe

  • Size

    321KB

  • MD5

    198929adc74b1ba1e260c2b614e1ed80

  • SHA1

    2bc01b272b38257f357104ae6c2a7e70e59aabce

  • SHA256

    920872b6c2b2f2c535729538c8359f8a8456399dbe6eec8cf52389e16c1458d3

  • SHA512

    094e75cf694278231c479d556dd48d6cf19ba6dad4569cf701914fc3f671253881e20d787adad555820d05be3c922279befea23100f7718452d35d05239b4cff

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 5 IoCs
  • Loads dropped DLL 7 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
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Modifies Internet Explorer settings 1 TTPs 36 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\920872b6c2b2f2c535729538c8359f8a8456399dbe6eec8cf52389e16c1458d3.exe
    "C:\Users\Admin\AppData\Local\Temp\920872b6c2b2f2c535729538c8359f8a8456399dbe6eec8cf52389e16c1458d3.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1468
    • C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe
      "C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Modifies system certificate store
      • Suspicious use of WriteProcessMemory
      PID:1604
      • 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:1192
        • 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:2044
        • 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:1280
        • C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe
          "C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:1532
          • C:\Program Files\Internet Explorer\iexplore.exe
            "C:\Program Files\Internet Explorer\iexplore.exe" http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch2&plcid=0x409&o1=SHIM_NOVERSION_FOUND&version=(null)&processName=ftewk.exe&platform=0009&osver=5&isServer=0&shimver=4.0.30319.0
            4⤵
            • Modifies Internet Explorer settings
            PID:1628
            • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1628 CREDAT:275457 /prefetch:2
              5⤵
              • Modifies Internet Explorer settings
              • Suspicious use of SetWindowsHookEx
              PID:952
        • 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:1696
    • C:\Windows\system32\taskeng.exe
      taskeng.exe {0E2A582D-F15F-45B7-B6CC-0F60B7A7F0C0} S-1-5-21-1083475884-596052423-1669053738-1000:WYZSGDWS\Admin:Interactive:[1]
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:1832
      • C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe
        C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe
        2⤵
        • Executes dropped EXE
        PID:1724
      • C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe
        C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe
        2⤵
        • Executes dropped EXE
        PID:944
      • C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe
        C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe
        2⤵
        • Executes dropped EXE
        PID:1808

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scheduled Task

    1
    T1053

    Persistence

    Scheduled Task

    1
    T1053

    Privilege Escalation

    Scheduled Task

    1
    T1053

    Defense Evasion

    Modify Registry

    2
    T1112

    Install Root Certificate

    1
    T1130

    Credential Access

    Credentials in Files

    1
    T1081

    Discovery

    System Information Discovery

    1
    T1082

    Collection

    Data from Local System

    1
    T1005

    Email Collection

    1
    T1114

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
      Filesize

      60KB

      MD5

      b9f21d8db36e88831e5352bb82c438b3

      SHA1

      4a3c330954f9f65a2f5fd7e55800e46ce228a3e2

      SHA256

      998e0209690a48ed33b79af30fc13851e3e3416bed97e3679b6030c10cab361e

      SHA512

      d4a2ac7c14227fbaf8b532398fb69053f0a0d913273f6917027c8cadbba80113fdbec20c2a7eb31b7bb57c99f9fdeccf8576be5f39346d8b564fc72fb1699476

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
      Filesize

      344B

      MD5

      5b13bc469ff6bc588f04f95bfdd23393

      SHA1

      b2aaadebbeaf8ffa330aa8118d8819dc0ae76300

      SHA256

      fdfe1bde10b54d1be78de0042dbb1c1e6b53a11a540d597e9b8902a266d7690b

      SHA512

      577841b07ea3b1a0859fd6555fe70e6535eec6e2c91b7d70df548b75891d72024a09057ae09bb1bb04723d161f31a89b6fc3411f927dc8a5a96dfb763004681d

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

      321KB

      MD5

      198929adc74b1ba1e260c2b614e1ed80

      SHA1

      2bc01b272b38257f357104ae6c2a7e70e59aabce

      SHA256

      920872b6c2b2f2c535729538c8359f8a8456399dbe6eec8cf52389e16c1458d3

      SHA512

      094e75cf694278231c479d556dd48d6cf19ba6dad4569cf701914fc3f671253881e20d787adad555820d05be3c922279befea23100f7718452d35d05239b4cff

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

      321KB

      MD5

      198929adc74b1ba1e260c2b614e1ed80

      SHA1

      2bc01b272b38257f357104ae6c2a7e70e59aabce

      SHA256

      920872b6c2b2f2c535729538c8359f8a8456399dbe6eec8cf52389e16c1458d3

      SHA512

      094e75cf694278231c479d556dd48d6cf19ba6dad4569cf701914fc3f671253881e20d787adad555820d05be3c922279befea23100f7718452d35d05239b4cff

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

      321KB

      MD5

      198929adc74b1ba1e260c2b614e1ed80

      SHA1

      2bc01b272b38257f357104ae6c2a7e70e59aabce

      SHA256

      920872b6c2b2f2c535729538c8359f8a8456399dbe6eec8cf52389e16c1458d3

      SHA512

      094e75cf694278231c479d556dd48d6cf19ba6dad4569cf701914fc3f671253881e20d787adad555820d05be3c922279befea23100f7718452d35d05239b4cff

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

      321KB

      MD5

      198929adc74b1ba1e260c2b614e1ed80

      SHA1

      2bc01b272b38257f357104ae6c2a7e70e59aabce

      SHA256

      920872b6c2b2f2c535729538c8359f8a8456399dbe6eec8cf52389e16c1458d3

      SHA512

      094e75cf694278231c479d556dd48d6cf19ba6dad4569cf701914fc3f671253881e20d787adad555820d05be3c922279befea23100f7718452d35d05239b4cff

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

      321KB

      MD5

      198929adc74b1ba1e260c2b614e1ed80

      SHA1

      2bc01b272b38257f357104ae6c2a7e70e59aabce

      SHA256

      920872b6c2b2f2c535729538c8359f8a8456399dbe6eec8cf52389e16c1458d3

      SHA512

      094e75cf694278231c479d556dd48d6cf19ba6dad4569cf701914fc3f671253881e20d787adad555820d05be3c922279befea23100f7718452d35d05239b4cff

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

      321KB

      MD5

      198929adc74b1ba1e260c2b614e1ed80

      SHA1

      2bc01b272b38257f357104ae6c2a7e70e59aabce

      SHA256

      920872b6c2b2f2c535729538c8359f8a8456399dbe6eec8cf52389e16c1458d3

      SHA512

      094e75cf694278231c479d556dd48d6cf19ba6dad4569cf701914fc3f671253881e20d787adad555820d05be3c922279befea23100f7718452d35d05239b4cff

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

      126KB

      MD5

      d4ca12f7203548519be8455bd836274f

      SHA1

      7c8a18a80ba96c3944462f3a68e63b55da0e1bf4

      SHA256

      7bc6a9edc592553dcb9250d70816f511d43a998f95f4e0b2a347dc2b66f897c4

      SHA512

      e2cad4293dbb043c6d563710087e9769beeb130a80319c151e9d81d9c74b0b5017a23c3fec9cdc022b45491dc6aa6499e3898488dc9c8486e1df83e6da28e697

    • \Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe
      Filesize

      321KB

      MD5

      198929adc74b1ba1e260c2b614e1ed80

      SHA1

      2bc01b272b38257f357104ae6c2a7e70e59aabce

      SHA256

      920872b6c2b2f2c535729538c8359f8a8456399dbe6eec8cf52389e16c1458d3

      SHA512

      094e75cf694278231c479d556dd48d6cf19ba6dad4569cf701914fc3f671253881e20d787adad555820d05be3c922279befea23100f7718452d35d05239b4cff

    • \Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe
      Filesize

      321KB

      MD5

      198929adc74b1ba1e260c2b614e1ed80

      SHA1

      2bc01b272b38257f357104ae6c2a7e70e59aabce

      SHA256

      920872b6c2b2f2c535729538c8359f8a8456399dbe6eec8cf52389e16c1458d3

      SHA512

      094e75cf694278231c479d556dd48d6cf19ba6dad4569cf701914fc3f671253881e20d787adad555820d05be3c922279befea23100f7718452d35d05239b4cff

    • \Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe
      Filesize

      321KB

      MD5

      198929adc74b1ba1e260c2b614e1ed80

      SHA1

      2bc01b272b38257f357104ae6c2a7e70e59aabce

      SHA256

      920872b6c2b2f2c535729538c8359f8a8456399dbe6eec8cf52389e16c1458d3

      SHA512

      094e75cf694278231c479d556dd48d6cf19ba6dad4569cf701914fc3f671253881e20d787adad555820d05be3c922279befea23100f7718452d35d05239b4cff

    • \Users\Admin\AppData\Roaming\9034267ed8b4ad\cred.dll
      Filesize

      126KB

      MD5

      d4ca12f7203548519be8455bd836274f

      SHA1

      7c8a18a80ba96c3944462f3a68e63b55da0e1bf4

      SHA256

      7bc6a9edc592553dcb9250d70816f511d43a998f95f4e0b2a347dc2b66f897c4

      SHA512

      e2cad4293dbb043c6d563710087e9769beeb130a80319c151e9d81d9c74b0b5017a23c3fec9cdc022b45491dc6aa6499e3898488dc9c8486e1df83e6da28e697

    • \Users\Admin\AppData\Roaming\9034267ed8b4ad\cred.dll
      Filesize

      126KB

      MD5

      d4ca12f7203548519be8455bd836274f

      SHA1

      7c8a18a80ba96c3944462f3a68e63b55da0e1bf4

      SHA256

      7bc6a9edc592553dcb9250d70816f511d43a998f95f4e0b2a347dc2b66f897c4

      SHA512

      e2cad4293dbb043c6d563710087e9769beeb130a80319c151e9d81d9c74b0b5017a23c3fec9cdc022b45491dc6aa6499e3898488dc9c8486e1df83e6da28e697

    • \Users\Admin\AppData\Roaming\9034267ed8b4ad\cred.dll
      Filesize

      126KB

      MD5

      d4ca12f7203548519be8455bd836274f

      SHA1

      7c8a18a80ba96c3944462f3a68e63b55da0e1bf4

      SHA256

      7bc6a9edc592553dcb9250d70816f511d43a998f95f4e0b2a347dc2b66f897c4

      SHA512

      e2cad4293dbb043c6d563710087e9769beeb130a80319c151e9d81d9c74b0b5017a23c3fec9cdc022b45491dc6aa6499e3898488dc9c8486e1df83e6da28e697

    • \Users\Admin\AppData\Roaming\9034267ed8b4ad\cred.dll
      Filesize

      126KB

      MD5

      d4ca12f7203548519be8455bd836274f

      SHA1

      7c8a18a80ba96c3944462f3a68e63b55da0e1bf4

      SHA256

      7bc6a9edc592553dcb9250d70816f511d43a998f95f4e0b2a347dc2b66f897c4

      SHA512

      e2cad4293dbb043c6d563710087e9769beeb130a80319c151e9d81d9c74b0b5017a23c3fec9cdc022b45491dc6aa6499e3898488dc9c8486e1df83e6da28e697

    • memory/944-100-0x0000000000000000-mapping.dmp
    • memory/944-102-0x00000000005F8000-0x0000000000616000-memory.dmp
      Filesize

      120KB

    • memory/944-104-0x00000000005F8000-0x0000000000616000-memory.dmp
      Filesize

      120KB

    • memory/944-105-0x0000000000400000-0x000000000047C000-memory.dmp
      Filesize

      496KB

    • memory/1192-65-0x0000000000000000-mapping.dmp
    • memory/1280-66-0x0000000000000000-mapping.dmp
    • memory/1468-54-0x00000000005D8000-0x00000000005F6000-memory.dmp
      Filesize

      120KB

    • memory/1468-61-0x0000000000400000-0x000000000047C000-memory.dmp
      Filesize

      496KB

    • memory/1468-58-0x0000000000230000-0x0000000000268000-memory.dmp
      Filesize

      224KB

    • memory/1468-56-0x00000000005D8000-0x00000000005F6000-memory.dmp
      Filesize

      120KB

    • memory/1468-55-0x0000000075371000-0x0000000075373000-memory.dmp
      Filesize

      8KB

    • memory/1532-78-0x0000000000400000-0x0000000000490000-memory.dmp
      Filesize

      576KB

    • memory/1532-79-0x0000000000400000-0x0000000000490000-memory.dmp
      Filesize

      576KB

    • memory/1532-89-0x0000000000402000-0x0000000000463800-memory.dmp
      Filesize

      390KB

    • memory/1532-88-0x0000000000402000-0x0000000000463800-memory.dmp
      Filesize

      390KB

    • memory/1532-85-0x00000000004637AE-mapping.dmp
    • memory/1532-83-0x0000000000400000-0x0000000000490000-memory.dmp
      Filesize

      576KB

    • memory/1532-84-0x0000000000400000-0x0000000000490000-memory.dmp
      Filesize

      576KB

    • memory/1532-81-0x0000000000400000-0x0000000000490000-memory.dmp
      Filesize

      576KB

    • memory/1604-69-0x0000000000400000-0x000000000047C000-memory.dmp
      Filesize

      496KB

    • memory/1604-68-0x0000000000588000-0x00000000005A6000-memory.dmp
      Filesize

      120KB

    • memory/1604-63-0x0000000000588000-0x00000000005A6000-memory.dmp
      Filesize

      120KB

    • memory/1604-60-0x0000000000000000-mapping.dmp
    • memory/1696-93-0x0000000000000000-mapping.dmp
    • memory/1724-76-0x0000000000400000-0x000000000047C000-memory.dmp
      Filesize

      496KB

    • memory/1724-75-0x00000000005F8000-0x0000000000616000-memory.dmp
      Filesize

      120KB

    • memory/1724-73-0x00000000005F8000-0x0000000000616000-memory.dmp
      Filesize

      120KB

    • memory/1724-71-0x0000000000000000-mapping.dmp
    • memory/1808-106-0x0000000000000000-mapping.dmp
    • memory/1808-110-0x0000000000400000-0x000000000047C000-memory.dmp
      Filesize

      496KB

    • memory/2044-67-0x0000000000000000-mapping.dmp