Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-11-2024 07:39

General

  • Target

    0b606f6d0ce44922bf456bee5e6e8acf1b343521b2d5d4c5838926cc0484e052.exe

  • Size

    894KB

  • MD5

    53b79ccad8bee5f9027601500616a975

  • SHA1

    0f52c391a610e1d79d148dd70a4cd90c952dddae

  • SHA256

    0b606f6d0ce44922bf456bee5e6e8acf1b343521b2d5d4c5838926cc0484e052

  • SHA512

    5422ef61678dd02424492e1c02ae96e063f8a43713043560db3e3c788e899cb11bc5b8de9c4318f51491deb5bc4bb9ddfb6fa85eabc3c2f3322d17e0c9cc481b

  • SSDEEP

    12288:260nsDt02aQqTSpqdtQxIUPXnohqsMtc18p1THM4yHXxKoO3XdgO6wSmv:21naampqdGTocsEcn467O3Xdgrk

Malware Config

Extracted

Family

remcos

Botnet

czt

C2

aadavidron.duckdns.org:53848

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    Windeep.exe

  • copy_folder

    AppDir

  • 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-FS2BKT

  • 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.

  • Remcos family
  • Detected Nirsoft tools 3 IoCs

    Free utilities often used by attackers which can steal passwords, product keys, etc.

  • NirSoft MailPassView 1 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 1 IoCs

    Password recovery tool for various web browsers

  • 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.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 8 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 10 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 31 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0b606f6d0ce44922bf456bee5e6e8acf1b343521b2d5d4c5838926cc0484e052.exe
    "C:\Users\Admin\AppData\Local\Temp\0b606f6d0ce44922bf456bee5e6e8acf1b343521b2d5d4c5838926cc0484e052.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4700
    • 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\0b606f6d0ce44922bf456bee5e6e8acf1b343521b2d5d4c5838926cc0484e052.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1152
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\VSNeHYIHmY.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1168
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VSNeHYIHmY" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDDAE.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:1040
    • C:\Users\Admin\AppData\Local\Temp\0b606f6d0ce44922bf456bee5e6e8acf1b343521b2d5d4c5838926cc0484e052.exe
      "C:\Users\Admin\AppData\Local\Temp\0b606f6d0ce44922bf456bee5e6e8acf1b343521b2d5d4c5838926cc0484e052.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1556
      • C:\Users\Admin\AppData\Local\Temp\0b606f6d0ce44922bf456bee5e6e8acf1b343521b2d5d4c5838926cc0484e052.exe
        C:\Users\Admin\AppData\Local\Temp\0b606f6d0ce44922bf456bee5e6e8acf1b343521b2d5d4c5838926cc0484e052.exe /stext "C:\Users\Admin\AppData\Local\Temp\ncjyvoeuhijjwuoxjkjihsorhgjdtrjfye"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:3532
      • C:\Users\Admin\AppData\Local\Temp\0b606f6d0ce44922bf456bee5e6e8acf1b343521b2d5d4c5838926cc0484e052.exe
        C:\Users\Admin\AppData\Local\Temp\0b606f6d0ce44922bf456bee5e6e8acf1b343521b2d5d4c5838926cc0484e052.exe /stext "C:\Users\Admin\AppData\Local\Temp\xwxrwho"
        3⤵
        • Accesses Microsoft Outlook accounts
        • System Location Discovery: System Language Discovery
        PID:1616
      • C:\Users\Admin\AppData\Local\Temp\0b606f6d0ce44922bf456bee5e6e8acf1b343521b2d5d4c5838926cc0484e052.exe
        C:\Users\Admin\AppData\Local\Temp\0b606f6d0ce44922bf456bee5e6e8acf1b343521b2d5d4c5838926cc0484e052.exe /stext "C:\Users\Admin\AppData\Local\Temp\aycjpzzqjz"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3444

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\remcos\logs.dat

    Filesize

    144B

    MD5

    57802bb16558f0d1120c8a9c9032eb60

    SHA1

    0349ed62090baaeba2bd14ff742cf4d4bb835331

    SHA256

    e7129bf82577bc154f0c26945c7dd3007e89fcd7a75b093444b55e6e6852aff2

    SHA512

    e319faddcf5b14b8caa21c533ab36ac7f60f5c0864cf2541c212e9a28ef14698b87c90f0fb6a0ad3346d8173807e0aaf6d618f2190bb14856b772be883da7fcd

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

    Filesize

    2KB

    MD5

    968cb9309758126772781b83adb8a28f

    SHA1

    8da30e71accf186b2ba11da1797cf67f8f78b47c

    SHA256

    92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

    SHA512

    4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    18KB

    MD5

    aec2a93a6332857494df1030157c2d67

    SHA1

    afb6c29faee6d19e8651819cc08662ec2adf068b

    SHA256

    f9d3484831a3988be4cccc5b712e194d97fe6218cda80015d0413a2f0efbd750

    SHA512

    8436b434ce5c60aeb289cd8ee4b3f33399b53e5609c1a57d2e32e5e4437b322fe9f7270bfea5d717a7e45b843471c34c86880c424df10ac7777a37b8bc09ade6

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_r0v2stmt.41u.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\ncjyvoeuhijjwuoxjkjihsorhgjdtrjfye

    Filesize

    4KB

    MD5

    16dfb23eaa7972c59c36fcbc0946093b

    SHA1

    1e9e3ff83a05131575f67e202d352709205f20f8

    SHA256

    36c49c94327c8cadcad4c0d2b3a8f5162fc7bb86624923484476c5f7b960bc4c

    SHA512

    a8b38b5e7bf886b78c5c7f01234b44647a252d4dfbcc06c99b863f8e160e3cfc151b2a83b8b49e09d13e8547419467da4bffbb8dee5fc6740032eb7c839d89dc

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

    Filesize

    1KB

    MD5

    0cdf5e3a5dbbd713f86e13f7861a5087

    SHA1

    dfeb8e10f26034d7291008555507d71fdf3fdc13

    SHA256

    a91b12191aaffc2288502fd69b345034c52f236dd783555b2bd418c50cf063c5

    SHA512

    95e2ee1b7673ec4454fcd6d72f689474f5df1957c3d8074be17b242e3b3a294b3d84a71d7c57766bd8a820ee02a3a77c1fff05ee3a36d0e49a369546c02f8bac

  • memory/1152-83-0x0000000007510000-0x00000000075A6000-memory.dmp

    Filesize

    600KB

  • memory/1152-80-0x0000000007290000-0x00000000072AA000-memory.dmp

    Filesize

    104KB

  • memory/1152-85-0x00000000074C0000-0x00000000074CE000-memory.dmp

    Filesize

    56KB

  • memory/1152-55-0x0000000006000000-0x000000000604C000-memory.dmp

    Filesize

    304KB

  • memory/1152-95-0x0000000074870000-0x0000000075020000-memory.dmp

    Filesize

    7.7MB

  • memory/1152-15-0x00000000049B0000-0x00000000049E6000-memory.dmp

    Filesize

    216KB

  • memory/1152-16-0x0000000005020000-0x0000000005648000-memory.dmp

    Filesize

    6.2MB

  • memory/1152-17-0x0000000074870000-0x0000000075020000-memory.dmp

    Filesize

    7.7MB

  • memory/1152-18-0x0000000074870000-0x0000000075020000-memory.dmp

    Filesize

    7.7MB

  • memory/1152-20-0x0000000004FA0000-0x0000000004FC2000-memory.dmp

    Filesize

    136KB

  • memory/1152-22-0x0000000005830000-0x0000000005896000-memory.dmp

    Filesize

    408KB

  • memory/1152-21-0x00000000057C0000-0x0000000005826000-memory.dmp

    Filesize

    408KB

  • memory/1152-54-0x0000000005F70000-0x0000000005F8E000-memory.dmp

    Filesize

    120KB

  • memory/1152-79-0x00000000078E0000-0x0000000007F5A000-memory.dmp

    Filesize

    6.5MB

  • memory/1152-68-0x0000000075100000-0x000000007514C000-memory.dmp

    Filesize

    304KB

  • memory/1152-81-0x0000000007300000-0x000000000730A000-memory.dmp

    Filesize

    40KB

  • memory/1152-30-0x0000000074870000-0x0000000075020000-memory.dmp

    Filesize

    7.7MB

  • memory/1152-29-0x0000000005960000-0x0000000005CB4000-memory.dmp

    Filesize

    3.3MB

  • memory/1152-88-0x00000000075B0000-0x00000000075B8000-memory.dmp

    Filesize

    32KB

  • memory/1168-87-0x0000000007450000-0x000000000746A000-memory.dmp

    Filesize

    104KB

  • memory/1168-45-0x0000000074870000-0x0000000075020000-memory.dmp

    Filesize

    7.7MB

  • memory/1168-84-0x0000000007310000-0x0000000007321000-memory.dmp

    Filesize

    68KB

  • memory/1168-91-0x0000000074870000-0x0000000075020000-memory.dmp

    Filesize

    7.7MB

  • memory/1168-23-0x0000000074870000-0x0000000075020000-memory.dmp

    Filesize

    7.7MB

  • memory/1168-19-0x0000000074870000-0x0000000075020000-memory.dmp

    Filesize

    7.7MB

  • memory/1168-86-0x0000000007350000-0x0000000007364000-memory.dmp

    Filesize

    80KB

  • memory/1168-57-0x0000000075100000-0x000000007514C000-memory.dmp

    Filesize

    304KB

  • memory/1168-56-0x0000000006340000-0x0000000006372000-memory.dmp

    Filesize

    200KB

  • memory/1168-67-0x0000000006320000-0x000000000633E000-memory.dmp

    Filesize

    120KB

  • memory/1168-78-0x0000000006DF0000-0x0000000006E93000-memory.dmp

    Filesize

    652KB

  • memory/1556-147-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1556-96-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1556-156-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1556-46-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1556-155-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1556-82-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1556-49-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1556-148-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1556-101-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1556-52-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1556-47-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1556-140-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1556-139-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1556-132-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1556-131-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1556-119-0x0000000010000000-0x0000000010019000-memory.dmp

    Filesize

    100KB

  • memory/1556-97-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1556-98-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1556-99-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1556-124-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1556-103-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1556-104-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1556-122-0x0000000010000000-0x0000000010019000-memory.dmp

    Filesize

    100KB

  • memory/1556-123-0x0000000010000000-0x0000000010019000-memory.dmp

    Filesize

    100KB

  • memory/1616-116-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/1616-112-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/1616-106-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/3444-110-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/3444-109-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/3444-108-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/3532-111-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/3532-105-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/3532-107-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/4700-10-0x0000000006970000-0x0000000006A34000-memory.dmp

    Filesize

    784KB

  • memory/4700-5-0x0000000074870000-0x0000000075020000-memory.dmp

    Filesize

    7.7MB

  • memory/4700-9-0x0000000074870000-0x0000000075020000-memory.dmp

    Filesize

    7.7MB

  • memory/4700-1-0x0000000000860000-0x0000000000946000-memory.dmp

    Filesize

    920KB

  • memory/4700-2-0x0000000005910000-0x0000000005EB4000-memory.dmp

    Filesize

    5.6MB

  • memory/4700-6-0x0000000005650000-0x00000000056EC000-memory.dmp

    Filesize

    624KB

  • memory/4700-3-0x0000000005360000-0x00000000053F2000-memory.dmp

    Filesize

    584KB

  • memory/4700-4-0x0000000005340000-0x000000000534A000-memory.dmp

    Filesize

    40KB

  • memory/4700-8-0x000000007487E000-0x000000007487F000-memory.dmp

    Filesize

    4KB

  • memory/4700-7-0x00000000054A0000-0x00000000054B2000-memory.dmp

    Filesize

    72KB

  • memory/4700-0-0x000000007487E000-0x000000007487F000-memory.dmp

    Filesize

    4KB

  • memory/4700-53-0x0000000074870000-0x0000000075020000-memory.dmp

    Filesize

    7.7MB