Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/12/2023, 07:44

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#.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 6 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 21 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⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4432
    • 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:2420
    • 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:2680
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XOXpOFSvB" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF6F3.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:4460
    • 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:1012

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uphijcha.zjj.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

        • C:\Users\Admin\AppData\Local\Temp\tmpF6F3.tmp

          Filesize

          1KB

          MD5

          7be95a3a75d29579a17360ea5d3415fe

          SHA1

          3a58c8663d66fde3a28129cada92e147b59cc0dd

          SHA256

          e52c89eaa1635bc0641699a4ed67132fcb1ee454fa32d0f46ddb0d6b97c3ac2c

          SHA512

          3380d66d9d0d5beea73527e738b298dd8075f86ffd1eedcb7bc650273c928aa9255587cb615f84e0b85ea2e7418f9a560615315e8ce435c30c397952b6443dd5

        • memory/1012-128-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-111-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-152-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-151-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-150-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-148-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-147-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-146-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-144-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-143-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-142-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-140-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-139-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-138-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-136-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-135-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-134-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-132-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-155-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-156-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-131-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-130-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-100-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-127-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-154-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-51-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-49-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-52-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-126-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-54-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-124-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-56-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-123-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-122-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-120-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-119-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-118-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-116-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-115-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-114-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-112-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-48-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-110-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-108-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-107-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-106-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-104-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-103-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/1012-102-0x0000000000400000-0x0000000000480000-memory.dmp

          Filesize

          512KB

        • memory/2420-90-0x0000000007650000-0x00000000076E6000-memory.dmp

          Filesize

          600KB

        • memory/2420-18-0x00000000027A0000-0x00000000027B0000-memory.dmp

          Filesize

          64KB

        • memory/2420-95-0x00000000076F0000-0x00000000076F8000-memory.dmp

          Filesize

          32KB

        • memory/2420-93-0x0000000007610000-0x0000000007624000-memory.dmp

          Filesize

          80KB

        • memory/2420-17-0x0000000075250000-0x0000000075A00000-memory.dmp

          Filesize

          7.7MB

        • memory/2420-94-0x0000000007710000-0x000000000772A000-memory.dmp

          Filesize

          104KB

        • memory/2420-98-0x0000000075250000-0x0000000075A00000-memory.dmp

          Filesize

          7.7MB

        • memory/2420-16-0x00000000027B0000-0x00000000027E6000-memory.dmp

          Filesize

          216KB

        • memory/2420-19-0x0000000005380000-0x00000000059A8000-memory.dmp

          Filesize

          6.2MB

        • memory/2420-87-0x00000000073D0000-0x00000000073EA000-memory.dmp

          Filesize

          104KB

        • memory/2420-89-0x0000000007440000-0x000000000744A000-memory.dmp

          Filesize

          40KB

        • memory/2420-23-0x0000000004FF0000-0x0000000005012000-memory.dmp

          Filesize

          136KB

        • memory/2420-35-0x0000000005C00000-0x0000000005C66000-memory.dmp

          Filesize

          408KB

        • memory/2420-58-0x000000007F330000-0x000000007F340000-memory.dmp

          Filesize

          64KB

        • memory/2420-85-0x0000000075250000-0x0000000075A00000-memory.dmp

          Filesize

          7.7MB

        • memory/2420-25-0x0000000005A20000-0x0000000005A86000-memory.dmp

          Filesize

          408KB

        • memory/2420-61-0x0000000073D20000-0x0000000073D6C000-memory.dmp

          Filesize

          304KB

        • memory/2420-55-0x00000000060A0000-0x00000000060BE000-memory.dmp

          Filesize

          120KB

        • memory/2420-57-0x0000000006620000-0x000000000666C000-memory.dmp

          Filesize

          304KB

        • memory/2420-73-0x00000000027A0000-0x00000000027B0000-memory.dmp

          Filesize

          64KB

        • memory/2420-72-0x0000000006600000-0x000000000661E000-memory.dmp

          Filesize

          120KB

        • memory/2680-67-0x0000000073D20000-0x0000000073D6C000-memory.dmp

          Filesize

          304KB

        • memory/2680-59-0x0000000006FD0000-0x0000000007002000-memory.dmp

          Filesize

          200KB

        • memory/2680-92-0x0000000007560000-0x000000000756E000-memory.dmp

          Filesize

          56KB

        • memory/2680-83-0x0000000007210000-0x00000000072B3000-memory.dmp

          Filesize

          652KB

        • memory/2680-99-0x0000000075250000-0x0000000075A00000-memory.dmp

          Filesize

          7.7MB

        • memory/2680-84-0x0000000002A30000-0x0000000002A40000-memory.dmp

          Filesize

          64KB

        • memory/2680-46-0x0000000005A90000-0x0000000005DE4000-memory.dmp

          Filesize

          3.3MB

        • memory/2680-91-0x0000000007530000-0x0000000007541000-memory.dmp

          Filesize

          68KB

        • memory/2680-60-0x000000007F020000-0x000000007F030000-memory.dmp

          Filesize

          64KB

        • memory/2680-86-0x0000000002A30000-0x0000000002A40000-memory.dmp

          Filesize

          64KB

        • memory/2680-88-0x0000000007970000-0x0000000007FEA000-memory.dmp

          Filesize

          6.5MB

        • memory/2680-22-0x0000000002A30000-0x0000000002A40000-memory.dmp

          Filesize

          64KB

        • memory/2680-21-0x0000000002A30000-0x0000000002A40000-memory.dmp

          Filesize

          64KB

        • memory/2680-20-0x0000000075250000-0x0000000075A00000-memory.dmp

          Filesize

          7.7MB

        • memory/4432-0-0x0000000000250000-0x000000000035A000-memory.dmp

          Filesize

          1.0MB

        • memory/4432-8-0x0000000005010000-0x0000000005020000-memory.dmp

          Filesize

          64KB

        • memory/4432-53-0x0000000075250000-0x0000000075A00000-memory.dmp

          Filesize

          7.7MB

        • memory/4432-47-0x0000000006010000-0x0000000006090000-memory.dmp

          Filesize

          512KB

        • memory/4432-11-0x000000000A110000-0x000000000A1AC000-memory.dmp

          Filesize

          624KB

        • memory/4432-10-0x00000000062E0000-0x00000000063A0000-memory.dmp

          Filesize

          768KB

        • memory/4432-9-0x0000000004840000-0x000000000484C000-memory.dmp

          Filesize

          48KB

        • memory/4432-45-0x000000000A0B0000-0x000000000A0B6000-memory.dmp

          Filesize

          24KB

        • memory/4432-7-0x0000000075250000-0x0000000075A00000-memory.dmp

          Filesize

          7.7MB

        • memory/4432-6-0x00000000047B0000-0x00000000047C4000-memory.dmp

          Filesize

          80KB

        • memory/4432-5-0x0000000004D40000-0x0000000004D4A000-memory.dmp

          Filesize

          40KB

        • memory/4432-4-0x0000000005010000-0x0000000005020000-memory.dmp

          Filesize

          64KB

        • memory/4432-3-0x0000000004DB0000-0x0000000004E42000-memory.dmp

          Filesize

          584KB

        • memory/4432-2-0x0000000005360000-0x0000000005904000-memory.dmp

          Filesize

          5.6MB

        • memory/4432-1-0x0000000075250000-0x0000000075A00000-memory.dmp

          Filesize

          7.7MB