Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
16/10/2024, 05:34
Behavioral task
behavioral1
Sample
d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe
Resource
win10v2004-20241007-en
General
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Target
d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe
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Size
483KB
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MD5
9d2dfcaad50f22562ad67f8100f8d268
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SHA1
c665639a95573e4dee78656af2399fec70133b19
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SHA256
d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6
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SHA512
98495df2114209c03040f25e8a6956a93a1d75cfcf0a965d4aa96832be963876dabea0c73f5c32edfcabde17d5f9d983586e543603325c0e8afc10593eb1870d
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SSDEEP
6144:QTz+c6KHYBhDc1RGJdv//NkUn+N5Bkf/0TELRvIZPjbsAOZZXAXkcrLT4:QTlrYw1RUh3NFn+N5WfIQIjbs/ZXUT4
Malware Config
Extracted
remcos
MANIFESTATIONOFWEALTH
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-DGYVFK
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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
Signatures
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Detected Nirsoft tools 8 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
resource yara_rule behavioral2/memory/4320-15-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/4320-21-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/1084-20-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral2/memory/1072-19-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral2/memory/1084-12-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral2/memory/1072-10-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral2/memory/4320-26-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/1072-28-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft -
NirSoft MailPassView 2 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral2/memory/1084-20-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral2/memory/1084-12-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 3 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral2/memory/1072-19-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral2/memory/1072-10-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral2/memory/1072-28-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe -
Deletes itself 1 IoCs
pid Process 4792 WScript.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 3764 set thread context of 1072 3764 d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe 92 PID 3764 set thread context of 1084 3764 d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe 93 PID 3764 set thread context of 4320 3764 d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe 94 -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000_Classes\Local Settings d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1072 d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe 1072 d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe 4320 d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe 4320 d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe 1072 d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe 1072 d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
pid Process 3764 d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe 3764 d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe 3764 d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4320 d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3764 d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 3764 wrote to memory of 1072 3764 d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe 92 PID 3764 wrote to memory of 1072 3764 d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe 92 PID 3764 wrote to memory of 1072 3764 d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe 92 PID 3764 wrote to memory of 1084 3764 d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe 93 PID 3764 wrote to memory of 1084 3764 d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe 93 PID 3764 wrote to memory of 1084 3764 d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe 93 PID 3764 wrote to memory of 4320 3764 d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe 94 PID 3764 wrote to memory of 4320 3764 d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe 94 PID 3764 wrote to memory of 4320 3764 d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe 94 PID 3764 wrote to memory of 4792 3764 d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe 102 PID 3764 wrote to memory of 4792 3764 d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe 102 PID 3764 wrote to memory of 4792 3764 d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe"C:\Users\Admin\AppData\Local\Temp\d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3764 -
C:\Users\Admin\AppData\Local\Temp\d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exeC:\Users\Admin\AppData\Local\Temp\d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe /stext "C:\Users\Admin\AppData\Local\Temp\okywgtowgxdyya"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:1072
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C:\Users\Admin\AppData\Local\Temp\d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exeC:\Users\Admin\AppData\Local\Temp\d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe /stext "C:\Users\Admin\AppData\Local\Temp\zmdpgdzxtfvdbgkyy"2⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
PID:1084
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C:\Users\Admin\AppData\Local\Temp\d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exeC:\Users\Admin\AppData\Local\Temp\d159259b6701483ecd7040fa99362ccd532ccab3313d433a08ed67cdd7200ba6.exe /stext "C:\Users\Admin\AppData\Local\Temp\bhizhwkrhnoqlmgkiyss"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4320
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C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fohlglgvgbkfhjwkewissdj.vbs"2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
PID:4792
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
728B
MD51187be7111e34924b1db8c05e9e42f9c
SHA1a25cc5049b5bd1721369bc1a463f8633d4b922b3
SHA256ed607c513f833697d761b8fc571d5115a51fefeac21a138a2faf1aacda6ee7b0
SHA512ef104c4ec9fb40fc2bfab4b155ab9462c76c54019a72e99e99913b7710bd8a28eaa895efa9b9ec2530983976a7b7cca4e6e66f2524717149eb73119fbe96fe63
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Filesize
4KB
MD5ac300aeaf27709e2067788fdd4624843
SHA1e98edd4615d35de96e30f1a0e13c05b42ee7eb7b
SHA256d2637d58bb120dc6fefe2f38d6e0d4b308006b8639106a7f9e915fa80b5cc9d9
SHA51209c46e708f9d253dccd4d943639d9f8126f868ae3dcd951aad12222bb98b5d3814676f878c8391b9bdab5dedcf5b9e9eaeb2ad3ffec57bda875198735586d4df