Analysis

  • max time kernel
    121s
  • max time network
    130s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    05/11/2022, 20:17

General

  • Target

    file.exe

  • Size

    324KB

  • MD5

    b1a6c5c5fd35c6bcab924ddf3e5f5ad8

  • SHA1

    87b37e045290af27874381a9069894f85fa7e3c4

  • SHA256

    19bb7a90a3b969c84c288364d3e9257a7bf37abc983586b29d06c2fcab11004b

  • SHA512

    a12b78566aafaa053378b2d0bad7117385fd3e6ece543fdf0467068ec9436de44bc2e93465fcc2529dc261bd70b300be344fa6cdbf41802e893ffde435682804

  • SSDEEP

    3072:kGqM8pAgqt5NoupfKbmbgePCrcKCGnpW2sW35P1JA1Zvu5D7Ao5X3c64Qh/a7E:RqBqtrpewCoKC0PJEc5XAMXs6

Malware Config

Signatures

  • Amadey

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

  • Detect Amadey credential stealer module 5 IoCs
  • Blocklisted process makes network request 1 IoCs
  • Downloads MZ/PE file
  • 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\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1328
    • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
      "C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1560
      • 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:764
      • 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:1704
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {D22CE6AF-674D-4822-88EA-323C1C6531DE} S-1-5-21-4063495947-34355257-727531523-1000:RYNKSFQE\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1920
    • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
      C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
      2⤵
      • Executes dropped EXE
      PID:2028
    • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
      C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
      2⤵
      • Executes dropped EXE
      PID:928

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          Filesize

          324KB

          MD5

          b1a6c5c5fd35c6bcab924ddf3e5f5ad8

          SHA1

          87b37e045290af27874381a9069894f85fa7e3c4

          SHA256

          19bb7a90a3b969c84c288364d3e9257a7bf37abc983586b29d06c2fcab11004b

          SHA512

          a12b78566aafaa053378b2d0bad7117385fd3e6ece543fdf0467068ec9436de44bc2e93465fcc2529dc261bd70b300be344fa6cdbf41802e893ffde435682804

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

          Filesize

          324KB

          MD5

          b1a6c5c5fd35c6bcab924ddf3e5f5ad8

          SHA1

          87b37e045290af27874381a9069894f85fa7e3c4

          SHA256

          19bb7a90a3b969c84c288364d3e9257a7bf37abc983586b29d06c2fcab11004b

          SHA512

          a12b78566aafaa053378b2d0bad7117385fd3e6ece543fdf0467068ec9436de44bc2e93465fcc2529dc261bd70b300be344fa6cdbf41802e893ffde435682804

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

          Filesize

          324KB

          MD5

          b1a6c5c5fd35c6bcab924ddf3e5f5ad8

          SHA1

          87b37e045290af27874381a9069894f85fa7e3c4

          SHA256

          19bb7a90a3b969c84c288364d3e9257a7bf37abc983586b29d06c2fcab11004b

          SHA512

          a12b78566aafaa053378b2d0bad7117385fd3e6ece543fdf0467068ec9436de44bc2e93465fcc2529dc261bd70b300be344fa6cdbf41802e893ffde435682804

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

          Filesize

          324KB

          MD5

          b1a6c5c5fd35c6bcab924ddf3e5f5ad8

          SHA1

          87b37e045290af27874381a9069894f85fa7e3c4

          SHA256

          19bb7a90a3b969c84c288364d3e9257a7bf37abc983586b29d06c2fcab11004b

          SHA512

          a12b78566aafaa053378b2d0bad7117385fd3e6ece543fdf0467068ec9436de44bc2e93465fcc2529dc261bd70b300be344fa6cdbf41802e893ffde435682804

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

          Filesize

          126KB

          MD5

          b8d80046e28849a320a3dcd868b73d7c

          SHA1

          f15bc4a4c5189e7aa845213469c6def5afd68186

          SHA256

          d23147a448d24f81d81d4bb226f3fc968386792c0987dda75917104b5ecd9d5a

          SHA512

          b7f6d59ee55d2b579c2185560d2e660c1952f9214f3db3096b1358af3559fd985859aa3389be333c826f35b85cd63c6f65a03e65a7ad57c7834bb09abd1d853e

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

          Filesize

          324KB

          MD5

          b1a6c5c5fd35c6bcab924ddf3e5f5ad8

          SHA1

          87b37e045290af27874381a9069894f85fa7e3c4

          SHA256

          19bb7a90a3b969c84c288364d3e9257a7bf37abc983586b29d06c2fcab11004b

          SHA512

          a12b78566aafaa053378b2d0bad7117385fd3e6ece543fdf0467068ec9436de44bc2e93465fcc2529dc261bd70b300be344fa6cdbf41802e893ffde435682804

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

          Filesize

          324KB

          MD5

          b1a6c5c5fd35c6bcab924ddf3e5f5ad8

          SHA1

          87b37e045290af27874381a9069894f85fa7e3c4

          SHA256

          19bb7a90a3b969c84c288364d3e9257a7bf37abc983586b29d06c2fcab11004b

          SHA512

          a12b78566aafaa053378b2d0bad7117385fd3e6ece543fdf0467068ec9436de44bc2e93465fcc2529dc261bd70b300be344fa6cdbf41802e893ffde435682804

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

          Filesize

          126KB

          MD5

          b8d80046e28849a320a3dcd868b73d7c

          SHA1

          f15bc4a4c5189e7aa845213469c6def5afd68186

          SHA256

          d23147a448d24f81d81d4bb226f3fc968386792c0987dda75917104b5ecd9d5a

          SHA512

          b7f6d59ee55d2b579c2185560d2e660c1952f9214f3db3096b1358af3559fd985859aa3389be333c826f35b85cd63c6f65a03e65a7ad57c7834bb09abd1d853e

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

          Filesize

          126KB

          MD5

          b8d80046e28849a320a3dcd868b73d7c

          SHA1

          f15bc4a4c5189e7aa845213469c6def5afd68186

          SHA256

          d23147a448d24f81d81d4bb226f3fc968386792c0987dda75917104b5ecd9d5a

          SHA512

          b7f6d59ee55d2b579c2185560d2e660c1952f9214f3db3096b1358af3559fd985859aa3389be333c826f35b85cd63c6f65a03e65a7ad57c7834bb09abd1d853e

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

          Filesize

          126KB

          MD5

          b8d80046e28849a320a3dcd868b73d7c

          SHA1

          f15bc4a4c5189e7aa845213469c6def5afd68186

          SHA256

          d23147a448d24f81d81d4bb226f3fc968386792c0987dda75917104b5ecd9d5a

          SHA512

          b7f6d59ee55d2b579c2185560d2e660c1952f9214f3db3096b1358af3559fd985859aa3389be333c826f35b85cd63c6f65a03e65a7ad57c7834bb09abd1d853e

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

          Filesize

          126KB

          MD5

          b8d80046e28849a320a3dcd868b73d7c

          SHA1

          f15bc4a4c5189e7aa845213469c6def5afd68186

          SHA256

          d23147a448d24f81d81d4bb226f3fc968386792c0987dda75917104b5ecd9d5a

          SHA512

          b7f6d59ee55d2b579c2185560d2e660c1952f9214f3db3096b1358af3559fd985859aa3389be333c826f35b85cd63c6f65a03e65a7ad57c7834bb09abd1d853e

        • memory/928-85-0x0000000000400000-0x0000000000854000-memory.dmp

          Filesize

          4.3MB

        • memory/928-84-0x00000000009FC000-0x0000000000A1A000-memory.dmp

          Filesize

          120KB

        • memory/1328-54-0x0000000075FE1000-0x0000000075FE3000-memory.dmp

          Filesize

          8KB

        • memory/1328-60-0x0000000000220000-0x000000000025E000-memory.dmp

          Filesize

          248KB

        • memory/1328-59-0x000000000098C000-0x00000000009AB000-memory.dmp

          Filesize

          124KB

        • memory/1328-61-0x0000000000400000-0x0000000000854000-memory.dmp

          Filesize

          4.3MB

        • memory/1560-65-0x00000000009EC000-0x0000000000A0B000-memory.dmp

          Filesize

          124KB

        • memory/1560-67-0x00000000009EC000-0x0000000000A0B000-memory.dmp

          Filesize

          124KB

        • memory/1560-66-0x0000000000400000-0x0000000000854000-memory.dmp

          Filesize

          4.3MB

        • memory/1704-75-0x0000000000161000-0x000000000017B000-memory.dmp

          Filesize

          104KB

        • memory/2028-79-0x00000000009EC000-0x0000000000A0A000-memory.dmp

          Filesize

          120KB

        • memory/2028-80-0x0000000000400000-0x0000000000854000-memory.dmp

          Filesize

          4.3MB