Analysis

  • max time kernel
    122s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    04/12/2022, 04:09

General

  • Target

    896fbc6ba1c75aa73b8d5c595b9659245b2de7d7637fe069a9804be47b9694c6.exe

  • Size

    387KB

  • MD5

    7451f3c471a133acd58329d04e4478f6

  • SHA1

    04fe2ca3a7810c74fad47cf7d128f7bb296fc46c

  • SHA256

    896fbc6ba1c75aa73b8d5c595b9659245b2de7d7637fe069a9804be47b9694c6

  • SHA512

    a6a8aa3392fecc263e1a87061c169af58e2acf7e273b0ccc5f66339c10755117ead6472910da87692342c98d0dd296e89dab0e64dc87757ccbf8cb46e40b8c87

  • SSDEEP

    6144:vm9ITL4AClkpPBAk1Jt+wtN1XQ6av5MLFssvuRjMgU:vcUulksk1SJ5MRssGRQg

Malware Config

Extracted

Family

amadey

Version

3.50

C2

31.41.244.167/v7eWcjs/index.php

Signatures

  • Amadey

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

  • Detect Amadey credential stealer module 6 IoCs
  • Blocklisted process makes network request 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 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.

  • 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 23 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\896fbc6ba1c75aa73b8d5c595b9659245b2de7d7637fe069a9804be47b9694c6.exe
    "C:\Users\Admin\AppData\Local\Temp\896fbc6ba1c75aa73b8d5c595b9659245b2de7d7637fe069a9804be47b9694c6.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1304
    • C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
      "C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2032
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN gntuud.exe /TR "C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe" /F
        3⤵
        • Creates scheduled task(s)
        PID:268
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll, Main
        3⤵
        • Blocklisted process makes network request
        • Loads dropped DLL
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • outlook_win_path
        PID:860
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {FDF4A571-95D1-4D79-BD98-4375D3A0AF57} S-1-5-21-4063495947-34355257-727531523-1000:RYNKSFQE\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1612
    • C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
      C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
      2⤵
      • Executes dropped EXE
      PID:616
    • C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
      C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe
      2⤵
      • Executes dropped EXE
      PID:1224

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe

          Filesize

          387KB

          MD5

          7451f3c471a133acd58329d04e4478f6

          SHA1

          04fe2ca3a7810c74fad47cf7d128f7bb296fc46c

          SHA256

          896fbc6ba1c75aa73b8d5c595b9659245b2de7d7637fe069a9804be47b9694c6

          SHA512

          a6a8aa3392fecc263e1a87061c169af58e2acf7e273b0ccc5f66339c10755117ead6472910da87692342c98d0dd296e89dab0e64dc87757ccbf8cb46e40b8c87

        • C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe

          Filesize

          387KB

          MD5

          7451f3c471a133acd58329d04e4478f6

          SHA1

          04fe2ca3a7810c74fad47cf7d128f7bb296fc46c

          SHA256

          896fbc6ba1c75aa73b8d5c595b9659245b2de7d7637fe069a9804be47b9694c6

          SHA512

          a6a8aa3392fecc263e1a87061c169af58e2acf7e273b0ccc5f66339c10755117ead6472910da87692342c98d0dd296e89dab0e64dc87757ccbf8cb46e40b8c87

        • C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe

          Filesize

          387KB

          MD5

          7451f3c471a133acd58329d04e4478f6

          SHA1

          04fe2ca3a7810c74fad47cf7d128f7bb296fc46c

          SHA256

          896fbc6ba1c75aa73b8d5c595b9659245b2de7d7637fe069a9804be47b9694c6

          SHA512

          a6a8aa3392fecc263e1a87061c169af58e2acf7e273b0ccc5f66339c10755117ead6472910da87692342c98d0dd296e89dab0e64dc87757ccbf8cb46e40b8c87

        • C:\Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe

          Filesize

          387KB

          MD5

          7451f3c471a133acd58329d04e4478f6

          SHA1

          04fe2ca3a7810c74fad47cf7d128f7bb296fc46c

          SHA256

          896fbc6ba1c75aa73b8d5c595b9659245b2de7d7637fe069a9804be47b9694c6

          SHA512

          a6a8aa3392fecc263e1a87061c169af58e2acf7e273b0ccc5f66339c10755117ead6472910da87692342c98d0dd296e89dab0e64dc87757ccbf8cb46e40b8c87

        • C:\Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll

          Filesize

          126KB

          MD5

          aebf8cd9ea982decded5ee6f3777c6d7

          SHA1

          406e723158cd5697503d1d04839d3bc7a5051603

          SHA256

          104af593683398f0980f2c86e6513b8c1b7dededc1f924d4693ad92410d51a62

          SHA512

          f28fbb9b155348a6aca1105abf6f88640bb68374c07e023a7c9e06577006002d09b53b7629923c2486d7e9811f7254a296d19e566940077431e5089b06a13981

        • \Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe

          Filesize

          387KB

          MD5

          7451f3c471a133acd58329d04e4478f6

          SHA1

          04fe2ca3a7810c74fad47cf7d128f7bb296fc46c

          SHA256

          896fbc6ba1c75aa73b8d5c595b9659245b2de7d7637fe069a9804be47b9694c6

          SHA512

          a6a8aa3392fecc263e1a87061c169af58e2acf7e273b0ccc5f66339c10755117ead6472910da87692342c98d0dd296e89dab0e64dc87757ccbf8cb46e40b8c87

        • \Users\Admin\AppData\Local\Temp\3f904562a0\gntuud.exe

          Filesize

          387KB

          MD5

          7451f3c471a133acd58329d04e4478f6

          SHA1

          04fe2ca3a7810c74fad47cf7d128f7bb296fc46c

          SHA256

          896fbc6ba1c75aa73b8d5c595b9659245b2de7d7637fe069a9804be47b9694c6

          SHA512

          a6a8aa3392fecc263e1a87061c169af58e2acf7e273b0ccc5f66339c10755117ead6472910da87692342c98d0dd296e89dab0e64dc87757ccbf8cb46e40b8c87

        • \Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll

          Filesize

          126KB

          MD5

          aebf8cd9ea982decded5ee6f3777c6d7

          SHA1

          406e723158cd5697503d1d04839d3bc7a5051603

          SHA256

          104af593683398f0980f2c86e6513b8c1b7dededc1f924d4693ad92410d51a62

          SHA512

          f28fbb9b155348a6aca1105abf6f88640bb68374c07e023a7c9e06577006002d09b53b7629923c2486d7e9811f7254a296d19e566940077431e5089b06a13981

        • \Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll

          Filesize

          126KB

          MD5

          aebf8cd9ea982decded5ee6f3777c6d7

          SHA1

          406e723158cd5697503d1d04839d3bc7a5051603

          SHA256

          104af593683398f0980f2c86e6513b8c1b7dededc1f924d4693ad92410d51a62

          SHA512

          f28fbb9b155348a6aca1105abf6f88640bb68374c07e023a7c9e06577006002d09b53b7629923c2486d7e9811f7254a296d19e566940077431e5089b06a13981

        • \Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll

          Filesize

          126KB

          MD5

          aebf8cd9ea982decded5ee6f3777c6d7

          SHA1

          406e723158cd5697503d1d04839d3bc7a5051603

          SHA256

          104af593683398f0980f2c86e6513b8c1b7dededc1f924d4693ad92410d51a62

          SHA512

          f28fbb9b155348a6aca1105abf6f88640bb68374c07e023a7c9e06577006002d09b53b7629923c2486d7e9811f7254a296d19e566940077431e5089b06a13981

        • \Users\Admin\AppData\Roaming\56a1c3d463f381\cred64.dll

          Filesize

          126KB

          MD5

          aebf8cd9ea982decded5ee6f3777c6d7

          SHA1

          406e723158cd5697503d1d04839d3bc7a5051603

          SHA256

          104af593683398f0980f2c86e6513b8c1b7dededc1f924d4693ad92410d51a62

          SHA512

          f28fbb9b155348a6aca1105abf6f88640bb68374c07e023a7c9e06577006002d09b53b7629923c2486d7e9811f7254a296d19e566940077431e5089b06a13981

        • memory/616-80-0x00000000002AA000-0x00000000002C8000-memory.dmp

          Filesize

          120KB

        • memory/616-81-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/860-76-0x0000000000340000-0x0000000000364000-memory.dmp

          Filesize

          144KB

        • memory/1224-86-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/1224-85-0x000000000058A000-0x00000000005A8000-memory.dmp

          Filesize

          120KB

        • memory/1304-59-0x00000000008EA000-0x0000000000909000-memory.dmp

          Filesize

          124KB

        • memory/1304-54-0x00000000762E1000-0x00000000762E3000-memory.dmp

          Filesize

          8KB

        • memory/1304-61-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/1304-60-0x0000000000220000-0x000000000025E000-memory.dmp

          Filesize

          248KB

        • memory/2032-66-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB

        • memory/2032-65-0x000000000026A000-0x0000000000289000-memory.dmp

          Filesize

          124KB

        • memory/2032-67-0x000000000026A000-0x0000000000289000-memory.dmp

          Filesize

          124KB

        • memory/2032-68-0x0000000000400000-0x0000000000466000-memory.dmp

          Filesize

          408KB