General
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Target
Quotation request YN2024-10-07pdf.vbs
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Size
543KB
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Sample
241007-fsjvbs1fqb
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MD5
3d8cf5dfe51b68c3ad7e205faf69eee2
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SHA1
036713fc8f92ad3108fdd7851f7c0658c615f091
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SHA256
a8d4c91b369fdea22a07354ee6da98dca280e3978faf60943fbadf837ffdc53a
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SHA512
9f1f1d1a3e79ed09cab483c657cddaefb079ceb351a34eeee9b008dc892629e9ffaf0999db586d64f1637213ad21b208d6321985281905fe7151b1e769a7b6a3
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SSDEEP
1536:ZJJJJJJJJJJJJJJJJJ7ssssssssssssssssssssssssssssssssssssssssssss9:J
Static task
static1
Behavioral task
behavioral1
Sample
Quotation request YN2024-10-07pdf.vbs
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
Quotation request YN2024-10-07pdf.vbs
Resource
win10v2004-20240802-en
Malware Config
Extracted
https://drive.google.com/uc?export=download&id=
Extracted
Protocol: ftp- Host:
ftp.desckvbrat.com.br - Port:
21 - Username:
desckvbrat1 - Password:
developerpro21578Jp@@
Extracted
remcos
MANIFESTATIONS
janbours92harbu03.duckdns.org:3980
janbours92harbu04.duckdns.org:3981
janbours92harbu007.duckdns.org:3981
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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
true
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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-NACZDT
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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
- startup_value
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take_screenshot_option
false
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take_screenshot_time
5
Targets
-
-
Target
Quotation request YN2024-10-07pdf.vbs
-
Size
543KB
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MD5
3d8cf5dfe51b68c3ad7e205faf69eee2
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SHA1
036713fc8f92ad3108fdd7851f7c0658c615f091
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SHA256
a8d4c91b369fdea22a07354ee6da98dca280e3978faf60943fbadf837ffdc53a
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SHA512
9f1f1d1a3e79ed09cab483c657cddaefb079ceb351a34eeee9b008dc892629e9ffaf0999db586d64f1637213ad21b208d6321985281905fe7151b1e769a7b6a3
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SSDEEP
1536:ZJJJJJJJJJJJJJJJJJ7ssssssssssssssssssssssssssssssssssssssssssss9:J
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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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Blocklisted process makes network request
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops startup file
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Accesses Microsoft Outlook accounts
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Adds Run key to start application
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Indicator Removal: File Deletion
Adversaries may delete files left behind by the actions of their intrusion activity.
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Legitimate hosting services abused for malware hosting/C2
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Suspicious use of SetThreadContext
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