Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-09-2024 01:44

General

  • Target

    7c88bd71a3530b4731d6e6233d0927d8f7b01c4e97cf796fa2d53b554f1d6ed9.exe

  • Size

    924KB

  • MD5

    8fd5f061761645838e92744a0722f87d

  • SHA1

    565a31f86b886a26cc8c10ce3780a256e4157f55

  • SHA256

    7c88bd71a3530b4731d6e6233d0927d8f7b01c4e97cf796fa2d53b554f1d6ed9

  • SHA512

    8d67b4408e987f2cf6fcd938058b2179bb36a703990c52b7a1cfc6058a4b568d7785a321782a0c2107091a1622e3f57e04a6109f851471e7f7064bda7b007122

  • SSDEEP

    24576:K9o/NseOLSe+/1k38m8IyfhFTG7KQTCaAhkqG72:K2JarEZytpMGq

Malware Config

Extracted

Family

remcos

Botnet

mekus

C2

dpm-sael.com:2017

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

    meckus-ODY51K

  • 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.

  • 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).

  • 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7c88bd71a3530b4731d6e6233d0927d8f7b01c4e97cf796fa2d53b554f1d6ed9.exe
    "C:\Users\Admin\AppData\Local\Temp\7c88bd71a3530b4731d6e6233d0927d8f7b01c4e97cf796fa2d53b554f1d6ed9.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1724
    • 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\7c88bd71a3530b4731d6e6233d0927d8f7b01c4e97cf796fa2d53b554f1d6ed9.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3668
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\pNamqURus.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1388
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\pNamqURus" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEF51.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:704
    • C:\Users\Admin\AppData\Local\Temp\7c88bd71a3530b4731d6e6233d0927d8f7b01c4e97cf796fa2d53b554f1d6ed9.exe
      "C:\Users\Admin\AppData\Local\Temp\7c88bd71a3530b4731d6e6233d0927d8f7b01c4e97cf796fa2d53b554f1d6ed9.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:1792

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\remcos\logs.dat

    Filesize

    144B

    MD5

    ddb8bd987ec6edb561634ecb3e342640

    SHA1

    d7377749902e29bb580ba02f617e518deeb4bb6a

    SHA256

    d326c1cc07f619b9b3f9053ddd516a5fc93e694d14f771bf843daa8699e7c4ec

    SHA512

    5e425e469681cefea97a120663f5fe321e0f73434b55969cf3a45c6514c02befffd6bbe75c72bb27f02e755f8ffae643adfcd8979690bd11bc10ca4018c7bd2d

  • 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

    b49e7c38b21e9c216f55fc1d4d96de91

    SHA1

    dc39c7b7cb347fbd36df40942799430f9dc6ed7c

    SHA256

    87ce550ee5beb3740fc989d475f1c96864658f4603d6da44feb2442d7a798000

    SHA512

    cace65abfaf4fc054154c9777f8f206469f40426e4bbff2c68ed3f3994b7ddfcda6eadbd0c5d07bdae86cb45ede0968ca34470534276998695ab59191c41dba5

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_lmdagunp.10h.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpEF51.tmp

    Filesize

    1KB

    MD5

    6330ba9cbeef30b67309ca88a821c613

    SHA1

    23ee5cbde7be4927386c1de7ee9da357e1a100d3

    SHA256

    48250154e1a2970a8eacfd652dc00256177e557ce8a537afb9eee20cf88eefa9

    SHA512

    905adbac1962a97a0f163c0df1ffe6b73d741bd4e284e718125c784784d07adb29175534c77eb4f82dc8ba120a658a3f187988c031d18484885aee2bf79f5482

  • memory/1388-81-0x0000000007630000-0x000000000764A000-memory.dmp

    Filesize

    104KB

  • memory/1388-57-0x00000000074C0000-0x00000000074F2000-memory.dmp

    Filesize

    200KB

  • memory/1388-54-0x0000000006860000-0x00000000068AC000-memory.dmp

    Filesize

    304KB

  • memory/1388-53-0x0000000006310000-0x000000000632E000-memory.dmp

    Filesize

    120KB

  • memory/1388-58-0x000000006FC40000-0x000000006FC8C000-memory.dmp

    Filesize

    304KB

  • memory/1388-68-0x00000000068D0000-0x00000000068EE000-memory.dmp

    Filesize

    120KB

  • memory/1388-69-0x0000000007500000-0x00000000075A3000-memory.dmp

    Filesize

    652KB

  • memory/1388-80-0x0000000007C70000-0x00000000082EA000-memory.dmp

    Filesize

    6.5MB

  • memory/1388-83-0x00000000078B0000-0x0000000007946000-memory.dmp

    Filesize

    600KB

  • memory/1388-84-0x0000000007830000-0x0000000007841000-memory.dmp

    Filesize

    68KB

  • memory/1388-52-0x00000000752B0000-0x0000000075A60000-memory.dmp

    Filesize

    7.7MB

  • memory/1388-85-0x0000000007860000-0x000000000786E000-memory.dmp

    Filesize

    56KB

  • memory/1388-38-0x00000000752B0000-0x0000000075A60000-memory.dmp

    Filesize

    7.7MB

  • memory/1388-39-0x00000000752B0000-0x0000000075A60000-memory.dmp

    Filesize

    7.7MB

  • memory/1388-95-0x00000000752B0000-0x0000000075A60000-memory.dmp

    Filesize

    7.7MB

  • memory/1724-0-0x00000000752BE000-0x00000000752BF000-memory.dmp

    Filesize

    4KB

  • memory/1724-1-0x0000000000700000-0x00000000007EC000-memory.dmp

    Filesize

    944KB

  • memory/1724-10-0x0000000008FB0000-0x000000000904C000-memory.dmp

    Filesize

    624KB

  • memory/1724-9-0x00000000069B0000-0x0000000006A70000-memory.dmp

    Filesize

    768KB

  • memory/1724-2-0x00000000058A0000-0x0000000005E44000-memory.dmp

    Filesize

    5.6MB

  • memory/1724-8-0x00000000752B0000-0x0000000075A60000-memory.dmp

    Filesize

    7.7MB

  • memory/1724-7-0x00000000752BE000-0x00000000752BF000-memory.dmp

    Filesize

    4KB

  • memory/1724-6-0x00000000052D0000-0x00000000052E0000-memory.dmp

    Filesize

    64KB

  • memory/1724-5-0x00000000052A0000-0x00000000052AA000-memory.dmp

    Filesize

    40KB

  • memory/1724-4-0x00000000752B0000-0x0000000075A60000-memory.dmp

    Filesize

    7.7MB

  • memory/1724-55-0x00000000752B0000-0x0000000075A60000-memory.dmp

    Filesize

    7.7MB

  • memory/1724-3-0x00000000051F0000-0x0000000005282000-memory.dmp

    Filesize

    584KB

  • memory/1792-98-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-150-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-44-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-177-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-175-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-174-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-172-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-171-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-170-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-46-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-50-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-169-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-167-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-166-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-164-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-163-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-162-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-161-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-159-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-96-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-158-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-100-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-101-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-103-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-104-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-47-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-107-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-108-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-110-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-111-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-113-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-114-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-116-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-117-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-119-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-120-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-122-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-123-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-125-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-126-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-128-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-129-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-131-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-132-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-134-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-135-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-137-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-138-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-140-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-141-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-143-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-144-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-146-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-147-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-149-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-56-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-152-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-154-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-155-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/1792-156-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/3668-87-0x0000000007DD0000-0x0000000007DEA000-memory.dmp

    Filesize

    104KB

  • memory/3668-20-0x0000000006140000-0x00000000061A6000-memory.dmp

    Filesize

    408KB

  • memory/3668-16-0x00000000058B0000-0x0000000005ED8000-memory.dmp

    Filesize

    6.2MB

  • memory/3668-17-0x00000000752B0000-0x0000000075A60000-memory.dmp

    Filesize

    7.7MB

  • memory/3668-18-0x00000000057A0000-0x00000000057C2000-memory.dmp

    Filesize

    136KB

  • memory/3668-88-0x0000000007DB0000-0x0000000007DB8000-memory.dmp

    Filesize

    32KB

  • memory/3668-94-0x00000000752B0000-0x0000000075A60000-memory.dmp

    Filesize

    7.7MB

  • memory/3668-86-0x0000000007CD0000-0x0000000007CE4000-memory.dmp

    Filesize

    80KB

  • memory/3668-15-0x0000000002E80000-0x0000000002EB6000-memory.dmp

    Filesize

    216KB

  • memory/3668-82-0x0000000007B00000-0x0000000007B0A000-memory.dmp

    Filesize

    40KB

  • memory/3668-21-0x00000000752B0000-0x0000000075A60000-memory.dmp

    Filesize

    7.7MB

  • memory/3668-19-0x0000000006020000-0x0000000006086000-memory.dmp

    Filesize

    408KB

  • memory/3668-70-0x000000006FC40000-0x000000006FC8C000-memory.dmp

    Filesize

    304KB

  • memory/3668-31-0x00000000061B0000-0x0000000006504000-memory.dmp

    Filesize

    3.3MB

  • memory/3668-45-0x00000000752B0000-0x0000000075A60000-memory.dmp

    Filesize

    7.7MB