Analysis
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max time kernel
298s -
max time network
297s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
25-07-2024 22:37
Static task
static1
Behavioral task
behavioral1
Sample
471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe
Resource
win10-20240611-en
General
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Target
471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe
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Size
487KB
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MD5
5327529c5c33088166eeeb548fdcdfa7
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SHA1
8fe61924fb9f9d4fa6adf9b41c64d5c7195212d4
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SHA256
471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6
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SHA512
248b3936eaf64bec6392345eb2fa3e406b8861344dc929711cf2b9fd47b9c8cb28968e71e30f541faa2a005ef0660013936d102160011d4367ea75af8e9a15af
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SSDEEP
6144:Q+4mv/iO7BjWA1S6rvVjqoLC3Hy+Wk8kZUV6JzxiNKqByJwU3hyoGRp/Y11POC4X:S4/iODBpu5ZEAYNrxoGv/YT4DwBr4uG
Malware Config
Extracted
remcos
RemoteHost
127.0.0.1:52121
officerem.duckdns.org:52121
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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-UNX1LL
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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
Signatures
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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Detected Nirsoft tools 11 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
Processes:
resource yara_rule behavioral1/memory/2752-40-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/2892-21-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/2776-39-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral1/memory/2892-37-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/2392-35-0x0000000003DB0000-0x0000000003E35000-memory.dmp Nirsoft behavioral1/memory/2776-33-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral1/memory/2752-32-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/2752-41-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/2892-46-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/2776-50-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral1/memory/2392-126-0x0000000003DB0000-0x0000000003E35000-memory.dmp Nirsoft -
NirSoft MailPassView 5 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral1/memory/2776-39-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral1/memory/2392-35-0x0000000003DB0000-0x0000000003E35000-memory.dmp MailPassView behavioral1/memory/2776-33-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral1/memory/2776-50-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral1/memory/2392-126-0x0000000003DB0000-0x0000000003E35000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 3 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral1/memory/2892-21-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral1/memory/2892-37-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral1/memory/2892-46-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
Reads user/profile data of web browsers 2 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:
471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exedescription pid process target process PID 2392 set thread context of 2892 2392 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe PID 2392 set thread context of 2776 2392 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe PID 2392 set thread context of 2752 2392 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe -
System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exepid process 2892 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe 2892 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
Processes:
471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exepid process 2392 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe 2392 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe 2392 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exedescription pid process Token: SeDebugPrivilege 2752 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exepid process 2392 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exedescription pid process target process PID 2392 wrote to memory of 2892 2392 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe PID 2392 wrote to memory of 2892 2392 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe PID 2392 wrote to memory of 2892 2392 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe PID 2392 wrote to memory of 2892 2392 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe PID 2392 wrote to memory of 2892 2392 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe PID 2392 wrote to memory of 2776 2392 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe PID 2392 wrote to memory of 2776 2392 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe PID 2392 wrote to memory of 2776 2392 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe PID 2392 wrote to memory of 2776 2392 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe PID 2392 wrote to memory of 2776 2392 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe PID 2392 wrote to memory of 2752 2392 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe PID 2392 wrote to memory of 2752 2392 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe PID 2392 wrote to memory of 2752 2392 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe PID 2392 wrote to memory of 2752 2392 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe PID 2392 wrote to memory of 2752 2392 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe 471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe"C:\Users\Admin\AppData\Local\Temp\471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2392 -
C:\Users\Admin\AppData\Local\Temp\471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exeC:\Users\Admin\AppData\Local\Temp\471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe /stext "C:\Users\Admin\AppData\Local\Temp\btxyxt"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2892 -
C:\Users\Admin\AppData\Local\Temp\471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exeC:\Users\Admin\AppData\Local\Temp\471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe /stext "C:\Users\Admin\AppData\Local\Temp\mnkrydrlag"2⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
PID:2776 -
C:\Users\Admin\AppData\Local\Temp\471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exeC:\Users\Admin\AppData\Local\Temp\471ec39d465941f831c4b1bec39996aa7b787e7f8d3a06f9d025fa9c9b8537f6.exe /stext "C:\Users\Admin\AppData\Local\Temp\oppbzwcfoozoj"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2752
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
144B
MD5c4510677a63d702c8af9b461c9fcda71
SHA196157a5b326b98c71967ba63404ade7fad05c9e4
SHA256ede40be8e3452fc0f17caf8fcdc48fd0e7a4695e9a6e99deade7b2bc01260456
SHA51257ffb2cd3c368fdd18489e2e2bfda71ceafb6d93d14997c5425d2df2fbd3dc33a39c249fe6490aa15bfeef0bf4a9ca4e5214691f158a39c5b9379a2dd1eac6b1
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84