General
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Target
2bfe76169602cd81c584da62335fd8f3bd94a8693e20c9fb2f1f3dfa5cd43130
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Size
1016KB
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Sample
241205-g3dazasldx
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MD5
907f9ec00dae9c158416379d2b961bd6
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SHA1
40bb66f564f34037a25cd55e0a6da67abe09d7c0
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SHA256
2bfe76169602cd81c584da62335fd8f3bd94a8693e20c9fb2f1f3dfa5cd43130
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SHA512
67c95bfe6dbf36d9de67159f43a5f437ea818cec18502fac8cfc657abe5457980bf3037fcec4350487385d7a8047d7df9018cc7a93757787ee31e1b234fa4b05
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SSDEEP
24576:I/fiNRFxKsPwGuRWNoYPe+7injApBoQ81RzC:I/KDzlwJoyYWW8AAlRzC
Static task
static1
Behavioral task
behavioral1
Sample
2bfe76169602cd81c584da62335fd8f3bd94a8693e20c9fb2f1f3dfa5cd43130.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2bfe76169602cd81c584da62335fd8f3bd94a8693e20c9fb2f1f3dfa5cd43130.exe
Resource
win10v2004-20241007-en
Malware Config
Extracted
remcos
TONY
85.31.47.62:45356
127.0.0.1:45356
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audio_folder
MicRecords
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audio_path
ApplicationPath
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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-0ZKXJG
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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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take_screenshot_option
false
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take_screenshot_time
5
Targets
-
-
Target
2bfe76169602cd81c584da62335fd8f3bd94a8693e20c9fb2f1f3dfa5cd43130
-
Size
1016KB
-
MD5
907f9ec00dae9c158416379d2b961bd6
-
SHA1
40bb66f564f34037a25cd55e0a6da67abe09d7c0
-
SHA256
2bfe76169602cd81c584da62335fd8f3bd94a8693e20c9fb2f1f3dfa5cd43130
-
SHA512
67c95bfe6dbf36d9de67159f43a5f437ea818cec18502fac8cfc657abe5457980bf3037fcec4350487385d7a8047d7df9018cc7a93757787ee31e1b234fa4b05
-
SSDEEP
24576:I/fiNRFxKsPwGuRWNoYPe+7injApBoQ81RzC:I/KDzlwJoyYWW8AAlRzC
-
Remcos family
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Detected Nirsoft tools
Free utilities often used by attackers which can steal passwords, product keys, etc.
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NirSoft MailPassView
Password recovery tool for various email clients
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NirSoft WebBrowserPassView
Password recovery tool for various web browsers
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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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Uses browser remote debugging
Can be used control the browser and steal sensitive information such as credentials and session cookies.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Accesses Microsoft Outlook accounts
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Modify Authentication Process
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Modify Authentication Process
1Steal Web Session Cookie
1Unsecured Credentials
1Credentials In Files
1