Analysis

  • max time kernel
    152s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    22-05-2022 01:48

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 4 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
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 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:1864
    • 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
      • Suspicious use of WriteProcessMemory
      PID:1380
      • 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:1532
        • 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:1836
        • 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:1648
        • 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:1780
          • 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
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:1500
            • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1500 CREDAT:275457 /prefetch:2
              5⤵
              • Modifies Internet Explorer settings
              • Suspicious use of SetWindowsHookEx
              PID:856
        • 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:1412
    • C:\Windows\system32\taskeng.exe
      taskeng.exe {1AA27760-EEB6-4FE5-8E50-D237CC4F74AA} S-1-5-21-1083475884-596052423-1669053738-1000:WYZSGDWS\Admin:Interactive:[1]
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:1672
      • C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe
        C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe
        2⤵
        • Executes dropped EXE
        PID:1252
      • C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe
        C:\Users\Admin\AppData\Local\Temp\e014321378\ftewk.exe
        2⤵
        • Executes dropped EXE
        PID:1440

    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

    1
    T1112

    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

      9d23a783f371416aae9be8327c764429

      SHA1

      4adc31424210d7506a24991c707423d553b1799f

      SHA256

      32231724f95cc1d7f874c66758d5fe24a3f98ae3789d9e5ef6fa7d4a440f1b5e

      SHA512

      b5c3b363db2bc6c2dc0a7f177abaa56612969921d068f123e2d305d2d22d8479947fe3eb6e67eb409f2768e2c5e2074f48bfaa272b9341a2e80ce4f02947bb0b

    • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\k007hrg\imagestore.dat
      Filesize

      21KB

      MD5

      26f5c0b44982ada27dac7898d2896eb3

      SHA1

      5dc18637ee682da0b1fea96c9124b19cb0f50190

      SHA256

      eb634cf04ba4844735ee9fbb93b27de5b953888795bc5bc406af40ddb402b8d6

      SHA512

      dd37052bdd2f7b2a9b7d5aacad097b07c747b017ac15f18cb3de6b91db28fe5c1d6a79851c17ee87b2af057faa98187ce4ebb7983ada1cdbb17abd7de0fef912

    • 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

    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\51UH1DM5.txt
      Filesize

      600B

      MD5

      06c0488be8b8df41fe443c45b8e7e277

      SHA1

      8f8976b7dca765a5f3298dce94c8c706285010e9

      SHA256

      94cd526d589e31c1a337615906efd30497fb90e55e56c033af08ac159f17324b

      SHA512

      fd9683fb3de8eed0f9de98efcb6d7f2dbc8ecb42f7534f6e0b96619ec349a87e1975b35ba7a328bee158ab2c93f7c7adf10dda5640a0421e31e0d71c0ad1cfd9

    • \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/1252-86-0x0000000000000000-mapping.dmp
    • memory/1252-91-0x0000000000400000-0x000000000047C000-memory.dmp
      Filesize

      496KB

    • memory/1252-90-0x0000000000288000-0x00000000002A6000-memory.dmp
      Filesize

      120KB

    • memory/1252-88-0x0000000000288000-0x00000000002A6000-memory.dmp
      Filesize

      120KB

    • memory/1380-63-0x0000000000618000-0x0000000000636000-memory.dmp
      Filesize

      120KB

    • memory/1380-58-0x0000000000000000-mapping.dmp
    • memory/1380-68-0x0000000000618000-0x0000000000636000-memory.dmp
      Filesize

      120KB

    • memory/1380-69-0x0000000000400000-0x000000000047C000-memory.dmp
      Filesize

      496KB

    • memory/1412-92-0x0000000000000000-mapping.dmp
    • memory/1440-102-0x0000000000000000-mapping.dmp
    • memory/1440-104-0x0000000000508000-0x0000000000526000-memory.dmp
      Filesize

      120KB

    • memory/1440-107-0x0000000000400000-0x000000000047C000-memory.dmp
      Filesize

      496KB

    • memory/1440-106-0x0000000000508000-0x0000000000526000-memory.dmp
      Filesize

      120KB

    • memory/1532-65-0x0000000000000000-mapping.dmp
    • memory/1648-66-0x0000000000000000-mapping.dmp
    • memory/1780-78-0x0000000000400000-0x00000000004C4000-memory.dmp
      Filesize

      784KB

    • memory/1780-75-0x0000000000400000-0x00000000004C4000-memory.dmp
      Filesize

      784KB

    • memory/1780-72-0x0000000000400000-0x00000000004C4000-memory.dmp
      Filesize

      784KB

    • memory/1780-77-0x0000000000400000-0x00000000004C4000-memory.dmp
      Filesize

      784KB

    • memory/1780-83-0x0000000000402000-0x00000000004B9200-memory.dmp
      Filesize

      732KB

    • memory/1780-82-0x0000000000402000-0x00000000004B9200-memory.dmp
      Filesize

      732KB

    • memory/1780-73-0x0000000000400000-0x00000000004C4000-memory.dmp
      Filesize

      784KB

    • memory/1780-79-0x00000000004B911E-mapping.dmp
    • memory/1836-67-0x0000000000000000-mapping.dmp
    • memory/1864-61-0x00000000001B0000-0x00000000001E8000-memory.dmp
      Filesize

      224KB

    • memory/1864-55-0x0000000075AE1000-0x0000000075AE3000-memory.dmp
      Filesize

      8KB

    • memory/1864-62-0x0000000000400000-0x000000000047C000-memory.dmp
      Filesize

      496KB

    • memory/1864-60-0x0000000000308000-0x0000000000326000-memory.dmp
      Filesize

      120KB

    • memory/1864-54-0x0000000000308000-0x0000000000326000-memory.dmp
      Filesize

      120KB