Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    07/12/2023, 07:41

General

  • Target

    Payment Advice-BCS_ECS9522023032900460039_16922_952.exe

  • Size

    1.0MB

  • MD5

    d450c0d6afa6a22fc9fc53780bcc628b

  • SHA1

    65ae8b330c8da3f7c0699ea054cdcc857087bd38

  • SHA256

    ed5f392d0095487edd0f112db6a14bbd3e9dc13454e63bf17bb0816d15e93f31

  • SHA512

    20384a55ece7385a7c950ad984d75f778fc0c7975dfca813fe0b9890862649c26c5eea0e392648c66da491020e2818176c28bc89f1785159e9ed0f323748bc6e

  • SSDEEP

    12288:zy2iNpukyFWjrH66dn1uoLeyFfyu0AHyJy/bppvmT6TQ/lEtYyVgh2eV:G1XukRjr5pcobFJHxr+NNos

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

127.0.0.1:56932

45.128.234.54:56932

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-D11KCU

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Detect ZGRat V1 1 IoCs
  • Remcos

    Remcos is a closed-source remote control and surveillance software.

  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 5 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Payment Advice-BCS_ECS9522023032900460039_16922_952.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment Advice-BCS_ECS9522023032900460039_16922_952.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2732
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Payment Advice-BCS_ECS9522023032900460039_16922_952.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2752
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\XOXpOFSvB.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:768
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XOXpOFSvB" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7D5A.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1288
    • C:\Users\Admin\AppData\Local\Temp\Payment Advice-BCS_ECS9522023032900460039_16922_952.exe
      "C:\Users\Admin\AppData\Local\Temp\Payment Advice-BCS_ECS9522023032900460039_16922_952.exe"
      2⤵
      • Suspicious behavior: GetForegroundWindowSpam
      PID:796

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\tmp7D5A.tmp

          Filesize

          1KB

          MD5

          515c05874baad4082d2a53bda7d179fe

          SHA1

          3b92eb40408a67dc574de6f552979e8eaa7d5b75

          SHA256

          54251cb2f6fcffbcc0612c1653e12ad0f7467481f3c5f43740e2ed1393a6ff4a

          SHA512

          1c7ba3689ecf9a861110953aea8cec246b1f31cd6ac215cecada986b5b1cd33d56f109b7df4ca3a5e0ec059c66f7c68d454f776948ae0d1e6c81f169d59d4519

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\37OL4AUQ7GBBY7HCTDHK.temp

          Filesize

          7KB

          MD5

          34c90a9909d585dcdd6c31d00d17fb46

          SHA1

          9d0fe33060ff6c7fd71aa5fc9c3d113ddfee40cf

          SHA256

          599cfa5e75564c085af6d5a64c122cb08b247342263405dfe67501d4f4d68ab6

          SHA512

          0b60edef3541e2f11c7aa97e1f2f3f8fe66de8a9c07bf25cf2ba154c879a966c1d2841c719b8d747ad4078f3add23191df43db483fbcc53de7811d5096139bcf

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

          Filesize

          7KB

          MD5

          34c90a9909d585dcdd6c31d00d17fb46

          SHA1

          9d0fe33060ff6c7fd71aa5fc9c3d113ddfee40cf

          SHA256

          599cfa5e75564c085af6d5a64c122cb08b247342263405dfe67501d4f4d68ab6

          SHA512

          0b60edef3541e2f11c7aa97e1f2f3f8fe66de8a9c07bf25cf2ba154c879a966c1d2841c719b8d747ad4078f3add23191df43db483fbcc53de7811d5096139bcf

        • memory/768-58-0x000000006F940000-0x000000006FEEB000-memory.dmp

          Filesize

          5.7MB

        • memory/768-42-0x0000000002600000-0x0000000002640000-memory.dmp

          Filesize

          256KB

        • memory/768-35-0x0000000002600000-0x0000000002640000-memory.dmp

          Filesize

          256KB

        • memory/768-33-0x000000006F940000-0x000000006FEEB000-memory.dmp

          Filesize

          5.7MB

        • memory/796-54-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-88-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-97-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-96-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-94-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-93-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-22-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-24-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-26-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-28-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-92-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-31-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-90-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-89-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-59-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-38-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-34-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-87-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-85-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-84-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-40-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-45-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/796-47-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-49-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-50-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-52-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-83-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-53-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-81-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-55-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-80-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-64-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-79-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-60-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-61-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-63-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-77-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-65-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-67-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-68-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-69-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-71-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-72-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-73-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-75-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/796-76-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/2732-21-0x0000000005E80000-0x0000000005F00000-memory.dmp

          Filesize

          512KB

        • memory/2732-4-0x0000000074C10000-0x00000000752FE000-memory.dmp

          Filesize

          6.9MB

        • memory/2732-7-0x00000000050D0000-0x0000000005190000-memory.dmp

          Filesize

          768KB

        • memory/2732-1-0x0000000074C10000-0x00000000752FE000-memory.dmp

          Filesize

          6.9MB

        • memory/2732-51-0x0000000074C10000-0x00000000752FE000-memory.dmp

          Filesize

          6.9MB

        • memory/2732-6-0x0000000000590000-0x000000000059C000-memory.dmp

          Filesize

          48KB

        • memory/2732-0-0x0000000000A90000-0x0000000000B9A000-memory.dmp

          Filesize

          1.0MB

        • memory/2732-5-0x0000000004750000-0x0000000004790000-memory.dmp

          Filesize

          256KB

        • memory/2732-20-0x00000000042A0000-0x00000000042A6000-memory.dmp

          Filesize

          24KB

        • memory/2732-3-0x0000000000580000-0x0000000000594000-memory.dmp

          Filesize

          80KB

        • memory/2732-2-0x0000000004750000-0x0000000004790000-memory.dmp

          Filesize

          256KB

        • memory/2752-30-0x000000006F940000-0x000000006FEEB000-memory.dmp

          Filesize

          5.7MB

        • memory/2752-57-0x000000006F940000-0x000000006FEEB000-memory.dmp

          Filesize

          5.7MB

        • memory/2752-36-0x0000000002770000-0x00000000027B0000-memory.dmp

          Filesize

          256KB

        • memory/2752-41-0x0000000002770000-0x00000000027B0000-memory.dmp

          Filesize

          256KB

        • memory/2752-43-0x0000000002770000-0x00000000027B0000-memory.dmp

          Filesize

          256KB