Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
20-11-2024 06:52
General
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Target
Pago_BBVA.pdf.bat.exe
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Size
972KB
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MD5
a035a6cfbe07dadcd1a4f89cc77d99b0
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SHA1
ab53ba007f55daefb7dbf7d82fa135fe3046a208
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SHA256
6474ef699648b5f34d8739a9a102836b27e4dcfe718404fcd09a428d2e89a973
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SHA512
d03baddf8283857fa4bd61cb3b279413761143605a9bc2a26e7303ac9cf125cff5d2c263ca97e30e79928c839d5ad617bb2328f615d445ad81d05771e49a010b
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SSDEEP
12288:5umVWXiUJmBCk1sV2tfIUFspQ2zgKZhKV9+xhJJPeWiHD7aqZMJkR:hifJmBPfepFgahKmJejcU
Malware Config
Extracted
remcos
RemoteHost
162.251.122.76:7119
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audio_folder
MicRecords
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audio_record_time
5
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connect_delay
0
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connect_interval
1
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copy_file
remcos.exe
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copy_folder
Remcos
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delete_file
false
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hide_file
false
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hide_keylog_file
false
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install_flag
false
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keylog_crypt
false
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keylog_file
logs.dat
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keylog_flag
false
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keylog_folder
remcos
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mouse_option
false
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mutex
Rmc-P2SX34
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screenshot_crypt
false
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screenshot_flag
false
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screenshot_folder
Screenshots
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screenshot_path
%AppData%
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screenshot_time
10
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startup_value
Remcos
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take_screenshot_option
false
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take_screenshot_time
5
Signatures
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Remcos
Remcos is a closed-source remote control and surveillance software.
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Remcos family
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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.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Suspicious use of SetThreadContext 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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.
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Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 11 IoCs
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Suspicious use of AdjustPrivilegeToken 3 IoCs
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Suspicious use of WriteProcessMemory 21 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Pago_BBVA.pdf.bat.exe"C:\Users\Admin\AppData\Local\Temp\Pago_BBVA.pdf.bat.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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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\Pago_BBVA.pdf.bat.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ZxiJIiRCztV.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ZxiJIiRCztV" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7F8B.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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C:\Users\Admin\AppData\Local\Temp\Pago_BBVA.pdf.bat.exe"C:\Users\Admin\AppData\Local\Temp\Pago_BBVA.pdf.bat.exe"2⤵
- System Location Discovery: System Language Discovery
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
18KB
MD5fc5b8e2ddbcbb7b633ad1730e3319aa5
SHA1a55e5862fe5a20050425cd251b3537bb8a42d24b
SHA256f7c89fd8959d1e51c3e77b623c2bb19d9b76ec7ba225d8ba8b1b0aa46f5a43b4
SHA5120b697ea9405bc8ee08a32677c0bff3afa1eef0401236300bd896471dddac18f537bfbbfdf904b1c1cb8770307aba7803c29655de86d51299d14b8fc6040b29ca
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD5eefe58412dd83cf821439c6d2d12b432
SHA1338cac565b7e343eadbc0ddebc4ac89bf4367edf
SHA2566000ccdef151acaf3b5ba6d571314a389aba7b68afdb4875510b6020520d71d1
SHA51222bd4151bce1cb3dc8cca8b2f5e9f63dbda0cd53ec2d17659ccdc1a110504936fd9cd117e9dcf3330d596f301ccef299decd6ec8f237ed07e65a33a06603e22c
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Filesize
652KB
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Filesize
7.7MB
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Filesize
7.7MB
-
Filesize
200KB
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Filesize
7.7MB
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Filesize
304KB
-
Filesize
104KB
-
Filesize
80KB
-
Filesize
56KB
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Filesize
216KB
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Filesize
6.5MB
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Filesize
7.7MB
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Filesize
508KB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
508KB
-
Filesize
120KB
-
Filesize
40KB
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Filesize
304KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
3.3MB
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Filesize
7.7MB
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Filesize
408KB
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Filesize
408KB
-
Filesize
136KB
-
Filesize
304KB
-
Filesize
120KB
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Filesize
6.2MB
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Filesize
7.7MB
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Filesize
104KB
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Filesize
32KB
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Filesize
600KB
-
Filesize
68KB
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Filesize
7.7MB
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Filesize
72KB
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Filesize
7.7MB
-
Filesize
4KB
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Filesize
4KB
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Filesize
7.7MB
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Filesize
768KB
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Filesize
40KB
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Filesize
624KB
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Filesize
680KB
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Filesize
584KB
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Filesize
5.6MB
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Filesize
976KB