Analysis

  • max time kernel
    163s
  • max time network
    169s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-11-2022 15:56

General

  • Target

    a619972b21cc1d617d9a0c0f8492e5db3e3b5b00e097aac9693ad4d5ed239706.exe

  • Size

    232KB

  • MD5

    ea073ac32c19188dd02a83a27bc73e0c

  • SHA1

    c7bcff3975cc93c7c9614a1c5862e2358e5cc6af

  • SHA256

    a619972b21cc1d617d9a0c0f8492e5db3e3b5b00e097aac9693ad4d5ed239706

  • SHA512

    b5c69aedcd37fc7c51752525c11297b9e2182e0ed91c7331d1648eefe07f69d658287e342a07cdb97e0a3c72ba5b6bc4121e5c2e5ab264f897c3e672527d637a

  • SSDEEP

    3072:HXJTeSrCQhoctO5lhrZHDSQhaLwjXC7R//X1RH6KS97iJORn:HNOQhFyrhasDC1//lw7iJ

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
  • 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\a619972b21cc1d617d9a0c0f8492e5db3e3b5b00e097aac9693ad4d5ed239706.exe
    "C:\Users\Admin\AppData\Local\Temp\a619972b21cc1d617d9a0c0f8492e5db3e3b5b00e097aac9693ad4d5ed239706.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4860
    • 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:4556
      • 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:32
      • 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:4412
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4860 -s 1136
      2⤵
      • Program crash
      PID:4524
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4860 -ip 4860
    1⤵
      PID:1132
    • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
      C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
      1⤵
      • Executes dropped EXE
      PID:2580
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2580 -s 416
        2⤵
        • Program crash
        PID:3964
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 2580 -ip 2580
      1⤵
        PID:3620
      • C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
        C:\Users\Admin\AppData\Local\Temp\50c1695437\rovwer.exe
        1⤵
        • Executes dropped EXE
        PID:2804
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2804 -s 424
          2⤵
          • Program crash
          PID:1056
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 2804 -ip 2804
        1⤵
          PID:4052

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          Filesize

          232KB

          MD5

          ea073ac32c19188dd02a83a27bc73e0c

          SHA1

          c7bcff3975cc93c7c9614a1c5862e2358e5cc6af

          SHA256

          a619972b21cc1d617d9a0c0f8492e5db3e3b5b00e097aac9693ad4d5ed239706

          SHA512

          b5c69aedcd37fc7c51752525c11297b9e2182e0ed91c7331d1648eefe07f69d658287e342a07cdb97e0a3c72ba5b6bc4121e5c2e5ab264f897c3e672527d637a

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

          Filesize

          232KB

          MD5

          ea073ac32c19188dd02a83a27bc73e0c

          SHA1

          c7bcff3975cc93c7c9614a1c5862e2358e5cc6af

          SHA256

          a619972b21cc1d617d9a0c0f8492e5db3e3b5b00e097aac9693ad4d5ed239706

          SHA512

          b5c69aedcd37fc7c51752525c11297b9e2182e0ed91c7331d1648eefe07f69d658287e342a07cdb97e0a3c72ba5b6bc4121e5c2e5ab264f897c3e672527d637a

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

          Filesize

          232KB

          MD5

          ea073ac32c19188dd02a83a27bc73e0c

          SHA1

          c7bcff3975cc93c7c9614a1c5862e2358e5cc6af

          SHA256

          a619972b21cc1d617d9a0c0f8492e5db3e3b5b00e097aac9693ad4d5ed239706

          SHA512

          b5c69aedcd37fc7c51752525c11297b9e2182e0ed91c7331d1648eefe07f69d658287e342a07cdb97e0a3c72ba5b6bc4121e5c2e5ab264f897c3e672527d637a

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

          Filesize

          232KB

          MD5

          ea073ac32c19188dd02a83a27bc73e0c

          SHA1

          c7bcff3975cc93c7c9614a1c5862e2358e5cc6af

          SHA256

          a619972b21cc1d617d9a0c0f8492e5db3e3b5b00e097aac9693ad4d5ed239706

          SHA512

          b5c69aedcd37fc7c51752525c11297b9e2182e0ed91c7331d1648eefe07f69d658287e342a07cdb97e0a3c72ba5b6bc4121e5c2e5ab264f897c3e672527d637a

        • 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/32-140-0x0000000000000000-mapping.dmp

        • memory/2580-148-0x0000000000400000-0x000000000071C000-memory.dmp

          Filesize

          3.1MB

        • memory/2580-147-0x0000000000860000-0x000000000087F000-memory.dmp

          Filesize

          124KB

        • memory/2804-154-0x0000000000400000-0x000000000071C000-memory.dmp

          Filesize

          3.1MB

        • memory/2804-153-0x0000000000A60000-0x0000000000A7F000-memory.dmp

          Filesize

          124KB

        • memory/4412-149-0x0000000000000000-mapping.dmp

        • memory/4556-135-0x0000000000000000-mapping.dmp

        • memory/4556-145-0x0000000000720000-0x0000000000820000-memory.dmp

          Filesize

          1024KB

        • memory/4556-141-0x0000000000720000-0x0000000000820000-memory.dmp

          Filesize

          1024KB

        • memory/4556-143-0x0000000000400000-0x000000000071C000-memory.dmp

          Filesize

          3.1MB

        • memory/4556-142-0x0000000002350000-0x000000000238E000-memory.dmp

          Filesize

          248KB

        • memory/4860-138-0x0000000000400000-0x000000000071C000-memory.dmp

          Filesize

          3.1MB

        • memory/4860-132-0x000000000098E000-0x00000000009AD000-memory.dmp

          Filesize

          124KB

        • memory/4860-144-0x0000000000400000-0x000000000071C000-memory.dmp

          Filesize

          3.1MB

        • memory/4860-134-0x0000000000400000-0x000000000071C000-memory.dmp

          Filesize

          3.1MB

        • memory/4860-133-0x0000000002450000-0x000000000248E000-memory.dmp

          Filesize

          248KB