Analysis

  • max time kernel
    121s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2022 08:05

General

  • Target

    file.exe

  • Size

    246KB

  • MD5

    86beaf6105ca75a1bb34b81e7e8de4f9

  • SHA1

    f09e9c0074eab1826d45cc654947f93eebd86005

  • SHA256

    dfeb0c4fc9c5d9a2b02a742a6d4e3c090693fc3cf8a3f83d81097014127931de

  • SHA512

    6a3cce74bf4ba74058ec8aa7e6a90abfb534ca7bad81e7017c4334280e8d46c554eb2ebcbd3374e5b46068d296c8de57f11af79db7849b0f0cd4ed155ef57556

  • SSDEEP

    3072:pyPOSyXJkedl4Lb7M33FM+57Onfx+wVN2jVRPY2BIjeGq9tw4KZM7oIPCUTR3stt:eOOC4LnM31oxoTY2OjZydDrZsL8n0

Malware Config

Extracted

Family

amadey

Version

3.50

C2

193.56.146.194/h49vlBP/index.php

Signatures

  • Amadey

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

  • Detect Amadey credential stealer module 2 IoCs
  • 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 9 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:644
    • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
      "C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe"
      2⤵
      • Executes dropped EXE
      • Checks computer location settings
      • Suspicious use of WriteProcessMemory
      PID:1676
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN rovwer.exe /TR "C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe" /F
        3⤵
        • Creates scheduled task(s)
        PID:4072
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll, Main
        3⤵
        • Blocklisted process makes network request
        • Loads dropped DLL
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • outlook_win_path
        PID:1188
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 644 -s 1260
      2⤵
      • Program crash
      PID:2588
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 644 -ip 644
    1⤵
      PID:804
    • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
      C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
      1⤵
      • Executes dropped EXE
      PID:2180
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2180 -s 424
        2⤵
        • Program crash
        PID:3496
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2180 -ip 2180
      1⤵
        PID:2860
      • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
        C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
        1⤵
        • Executes dropped EXE
        PID:4804
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4804 -s 416
          2⤵
          • Program crash
          PID:4536
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4804 -ip 4804
        1⤵
          PID:2096

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe

          Filesize

          246KB

          MD5

          86beaf6105ca75a1bb34b81e7e8de4f9

          SHA1

          f09e9c0074eab1826d45cc654947f93eebd86005

          SHA256

          dfeb0c4fc9c5d9a2b02a742a6d4e3c090693fc3cf8a3f83d81097014127931de

          SHA512

          6a3cce74bf4ba74058ec8aa7e6a90abfb534ca7bad81e7017c4334280e8d46c554eb2ebcbd3374e5b46068d296c8de57f11af79db7849b0f0cd4ed155ef57556

        • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe

          Filesize

          246KB

          MD5

          86beaf6105ca75a1bb34b81e7e8de4f9

          SHA1

          f09e9c0074eab1826d45cc654947f93eebd86005

          SHA256

          dfeb0c4fc9c5d9a2b02a742a6d4e3c090693fc3cf8a3f83d81097014127931de

          SHA512

          6a3cce74bf4ba74058ec8aa7e6a90abfb534ca7bad81e7017c4334280e8d46c554eb2ebcbd3374e5b46068d296c8de57f11af79db7849b0f0cd4ed155ef57556

        • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe

          Filesize

          246KB

          MD5

          86beaf6105ca75a1bb34b81e7e8de4f9

          SHA1

          f09e9c0074eab1826d45cc654947f93eebd86005

          SHA256

          dfeb0c4fc9c5d9a2b02a742a6d4e3c090693fc3cf8a3f83d81097014127931de

          SHA512

          6a3cce74bf4ba74058ec8aa7e6a90abfb534ca7bad81e7017c4334280e8d46c554eb2ebcbd3374e5b46068d296c8de57f11af79db7849b0f0cd4ed155ef57556

        • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe

          Filesize

          246KB

          MD5

          86beaf6105ca75a1bb34b81e7e8de4f9

          SHA1

          f09e9c0074eab1826d45cc654947f93eebd86005

          SHA256

          dfeb0c4fc9c5d9a2b02a742a6d4e3c090693fc3cf8a3f83d81097014127931de

          SHA512

          6a3cce74bf4ba74058ec8aa7e6a90abfb534ca7bad81e7017c4334280e8d46c554eb2ebcbd3374e5b46068d296c8de57f11af79db7849b0f0cd4ed155ef57556

        • C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll

          Filesize

          126KB

          MD5

          674cec24e36e0dfaec6290db96dda86e

          SHA1

          581e3a7a541cc04641e751fc850d92e07236681f

          SHA256

          de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded

          SHA512

          6d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029

        • C:\Users\Admin\AppData\Roaming\bf045808586a24\cred64.dll

          Filesize

          126KB

          MD5

          674cec24e36e0dfaec6290db96dda86e

          SHA1

          581e3a7a541cc04641e751fc850d92e07236681f

          SHA256

          de81531468982b689451e85d249214d0aa484e2ffedfd32c58d43cf879f29ded

          SHA512

          6d9898169073c240fe454bd45065fd7dc8458f1d323925b57eb58fa4305bb0d5631bbceb61835593b225e887e0867186ef637c440460279378cb29e832066029

        • memory/644-133-0x00000000007E0000-0x000000000081E000-memory.dmp

          Filesize

          248KB

        • memory/644-134-0x0000000000400000-0x000000000065C000-memory.dmp

          Filesize

          2.4MB

        • memory/644-138-0x000000000087D000-0x000000000089C000-memory.dmp

          Filesize

          124KB

        • memory/644-139-0x0000000000400000-0x000000000065C000-memory.dmp

          Filesize

          2.4MB

        • memory/644-132-0x000000000087D000-0x000000000089C000-memory.dmp

          Filesize

          124KB

        • memory/1676-142-0x0000000000400000-0x000000000065C000-memory.dmp

          Filesize

          2.4MB

        • memory/1676-144-0x0000000000400000-0x000000000065C000-memory.dmp

          Filesize

          2.4MB

        • memory/1676-143-0x00000000006DC000-0x00000000006FB000-memory.dmp

          Filesize

          124KB

        • memory/1676-141-0x00000000006DC000-0x00000000006FB000-memory.dmp

          Filesize

          124KB

        • memory/2180-146-0x0000000000690000-0x00000000006AF000-memory.dmp

          Filesize

          124KB

        • memory/2180-147-0x0000000000400000-0x000000000065C000-memory.dmp

          Filesize

          2.4MB

        • memory/4804-152-0x00000000007F0000-0x000000000080F000-memory.dmp

          Filesize

          124KB

        • memory/4804-153-0x0000000000400000-0x000000000065C000-memory.dmp

          Filesize

          2.4MB