Analysis
-
max time kernel
149s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
28-11-2024 19:18
Static task
static1
Behavioral task
behavioral1
Sample
bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20241023-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20241007-en
General
-
Target
bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe
-
Size
660KB
-
MD5
5e1c814fc675448c381899d325aba145
-
SHA1
46a9e1b34f90d4be128fc1b6f1d698d79c93297b
-
SHA256
bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84
-
SHA512
ea3befc73db84c42834e59198f5dd416b738c33fd1105384ff87031205888a018da7d124582d25ed8a8cea8567ef07051d1ee6fa77fe4c4b74688bcaa1e88338
-
SSDEEP
12288:ORqeNjN24O1o46FW+iLOWIRKiKuI+v8nbDVJNtjzFwZnayIjYa9iXb8TOM:Ejoo7W+1WU2Y0nPVJNJlTYXYiM
Malware Config
Extracted
remcos
RemoteHost
mynewpro.online:2404
-
audio_folder
MicRecords
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audio_path
ApplicationPath
-
audio_record_time
5
-
connect_delay
0
-
connect_interval
1
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copy_file
remcos.exe
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copy_folder
Remcos
-
delete_file
false
-
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
-
keylog_file
logs.dat
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keylog_flag
false
-
keylog_folder
remcos
-
mouse_option
false
-
mutex
Rmc-B4UZRV
-
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 family
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Detected Nirsoft tools 8 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
Processes:
resource yara_rule behavioral1/memory/3036-51-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/3036-52-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/1316-59-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/1316-58-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/1316-60-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/2848-62-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral1/memory/3036-67-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/2848-75-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft -
NirSoft MailPassView 2 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral1/memory/2848-62-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral1/memory/2848-75-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 3 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral1/memory/3036-51-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral1/memory/3036-52-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral1/memory/3036-67-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
Loads dropped DLL 2 IoCs
Processes:
bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exepid Process 1716 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe 1716 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.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
Processes:
bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exedescription ioc Process Key opened \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Startup key = "C:\\Users\\Admin\\AppData\\Local\\Temp\\subfolder1\\Perissodactylic.scr" bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
Processes:
bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exepid Process 3056 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exebf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exepid Process 1716 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe 3056 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe -
Suspicious use of SetThreadContext 4 IoCs
Processes:
bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exebf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exedescription pid Process procid_target PID 1716 set thread context of 3056 1716 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe 31 PID 3056 set thread context of 3036 3056 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe 33 PID 3056 set thread context of 2848 3056 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe 34 PID 3056 set thread context of 1316 3056 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe 35 -
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.
Processes:
bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exebf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exebf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exebf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exebf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe -
Processes:
bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exedescription ioc Process Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exepid Process 3036 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe 3036 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe -
Suspicious behavior: MapViewOfSection 4 IoCs
Processes:
bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exebf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exepid Process 1716 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe 3056 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe 3056 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe 3056 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exedescription pid Process Token: SeDebugPrivilege 1316 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exebf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exedescription pid Process procid_target PID 1716 wrote to memory of 3056 1716 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe 31 PID 1716 wrote to memory of 3056 1716 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe 31 PID 1716 wrote to memory of 3056 1716 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe 31 PID 1716 wrote to memory of 3056 1716 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe 31 PID 1716 wrote to memory of 3056 1716 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe 31 PID 1716 wrote to memory of 3056 1716 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe 31 PID 3056 wrote to memory of 3036 3056 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe 33 PID 3056 wrote to memory of 3036 3056 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe 33 PID 3056 wrote to memory of 3036 3056 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe 33 PID 3056 wrote to memory of 3036 3056 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe 33 PID 3056 wrote to memory of 2848 3056 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe 34 PID 3056 wrote to memory of 2848 3056 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe 34 PID 3056 wrote to memory of 2848 3056 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe 34 PID 3056 wrote to memory of 2848 3056 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe 34 PID 3056 wrote to memory of 1316 3056 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe 35 PID 3056 wrote to memory of 1316 3056 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe 35 PID 3056 wrote to memory of 1316 3056 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe 35 PID 3056 wrote to memory of 1316 3056 bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe"C:\Users\Admin\AppData\Local\Temp\bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1716 -
C:\Users\Admin\AppData\Local\Temp\bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe"C:\Users\Admin\AppData\Local\Temp\bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe"2⤵
- Adds Run key to start application
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Modifies system certificate store
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3056 -
C:\Users\Admin\AppData\Local\Temp\bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exeC:\Users\Admin\AppData\Local\Temp\bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe /stext "C:\Users\Admin\AppData\Local\Temp\yembiq"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:3036
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C:\Users\Admin\AppData\Local\Temp\bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exeC:\Users\Admin\AppData\Local\Temp\bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe /stext "C:\Users\Admin\AppData\Local\Temp\byzljjubt"3⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
PID:2848
-
-
C:\Users\Admin\AppData\Local\Temp\bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exeC:\Users\Admin\AppData\Local\Temp\bf065b1f51eb32228108a6508ff649143a97526a06b27fa6771a85246b162f84.exe /stext "C:\Users\Admin\AppData\Local\Temp\lafekbfuhndub"3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1316
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-
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Modify Registry
2Subvert Trust Controls
1Install Root Certificate
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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Filesize
11KB
MD53e6bf00b3ac976122f982ae2aadb1c51
SHA1caab188f7fdc84d3fdcb2922edeeb5ed576bd31d
SHA2564ff9b2678d698677c5d9732678f9cf53f17290e09d053691aac4cc6e6f595cbe
SHA5121286f05e6a7e6b691f6e479638e7179897598e171b52eb3a3dc0e830415251069d29416b6d1ffc6d7dce8da5625e1479be06db9b7179e7776659c5c1ad6aa706