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Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04/09/2024, 15:48

General

  • Target

    212ecd5d051954ee43b7da3c5e998dffac460d74ac9ca99607e399015d3067c4.exe

  • Size

    1.0MB

  • MD5

    c7dd9b2410b46369b1a20b31d3f3e887

  • SHA1

    52eb658337922174094607d0a5d1993ff2f9b04c

  • SHA256

    212ecd5d051954ee43b7da3c5e998dffac460d74ac9ca99607e399015d3067c4

  • SHA512

    1b89a6a0fdb4acfc68dbd88e0285bc1160a34c2186ba54ea8abc8546113500a77ac6dab0cf876b8da9ac1bb919f0c38642652d2da3d9c690e0260b8d080b80fe

  • SSDEEP

    24576:I8aALcnYNa9JNwPwz6gIpBRvh6JK0W8Ut1KXxo:p+YIP6Yz6gIvRYJK0st1Ux

Malware Config

Extracted

Family

remcos

Botnet

Ghost001

C2

ghost360.zapto.org:4190

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-ZVGYRU

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

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

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\212ecd5d051954ee43b7da3c5e998dffac460d74ac9ca99607e399015d3067c4.exe
    "C:\Users\Admin\AppData\Local\Temp\212ecd5d051954ee43b7da3c5e998dffac460d74ac9ca99607e399015d3067c4.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2076
    • 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\212ecd5d051954ee43b7da3c5e998dffac460d74ac9ca99607e399015d3067c4.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2804
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\wiuybPkyePLh.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2656
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wiuybPkyePLh" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5CEF.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3032
    • C:\Users\Admin\AppData\Local\Temp\212ecd5d051954ee43b7da3c5e998dffac460d74ac9ca99607e399015d3067c4.exe
      "C:\Users\Admin\AppData\Local\Temp\212ecd5d051954ee43b7da3c5e998dffac460d74ac9ca99607e399015d3067c4.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2188

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp5CEF.tmp

    Filesize

    1KB

    MD5

    83740a019b2921083e72b3b8e60f911a

    SHA1

    8c1ca1ee716a85dc31ce4d7ad075acea66b18173

    SHA256

    a944c515988f1b75cfad02b36bb412afa971395026d116499ac5c19deb803d4a

    SHA512

    4054bd1763d84381a1059641f10e0fcd04723f2885e1015321e203f99da32765b36892718b7330c7d2f5925cdf882a46af47aba8c3a4609ea860af6f8c9262ba

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

    Filesize

    7KB

    MD5

    6f3eb20bae0b0446735eccee89bfd830

    SHA1

    fa59d1fc5030e7f03b3fbe43533522de62a9641d

    SHA256

    fbdf8e026bf8314153a1f68fd341a4a7e7968207d2164d11bce33465e6656db8

    SHA512

    13073e1144465217157abaf56b7f66399ddb975b520deddcb73c218972c88f7977d5d6e3c3c44094d36258badf0d65d95268fabebabb92d6a038775ae406f959

  • memory/2076-0-0x0000000074C5E000-0x0000000074C5F000-memory.dmp

    Filesize

    4KB

  • memory/2076-1-0x0000000000E90000-0x0000000000F98000-memory.dmp

    Filesize

    1.0MB

  • memory/2076-2-0x00000000004F0000-0x0000000000508000-memory.dmp

    Filesize

    96KB

  • memory/2076-3-0x0000000074C50000-0x000000007533E000-memory.dmp

    Filesize

    6.9MB

  • memory/2076-4-0x0000000074C5E000-0x0000000074C5F000-memory.dmp

    Filesize

    4KB

  • memory/2076-5-0x0000000074C50000-0x000000007533E000-memory.dmp

    Filesize

    6.9MB

  • memory/2076-6-0x0000000005120000-0x00000000051E0000-memory.dmp

    Filesize

    768KB

  • memory/2076-39-0x0000000074C50000-0x000000007533E000-memory.dmp

    Filesize

    6.9MB

  • memory/2188-38-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2188-36-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2188-37-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2188-35-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2188-33-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2188-31-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2188-29-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2188-28-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2188-25-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2188-23-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2188-21-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2188-19-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB