Analysis
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max time kernel
147s -
max time network
141s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
05-04-2024 01:36
Behavioral task
behavioral1
Sample
a1f0f4676e135cc88ab8b6a25c70530fa193b1718bd2ba7b6ac1c997c241f6c8.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
a1f0f4676e135cc88ab8b6a25c70530fa193b1718bd2ba7b6ac1c997c241f6c8.exe
Resource
win10v2004-20240226-en
General
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Target
a1f0f4676e135cc88ab8b6a25c70530fa193b1718bd2ba7b6ac1c997c241f6c8.exe
-
Size
483KB
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MD5
c16b61d355597e973962354a54d9105a
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SHA1
418f9f2d76cc53b40f6f7321f93bff947af7a699
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SHA256
a1f0f4676e135cc88ab8b6a25c70530fa193b1718bd2ba7b6ac1c997c241f6c8
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SHA512
9e4ede43e4cce4a0312cb52a795bf04bf75b7f5c8dfd837f47d86968db11febc92434d1aa71d88e785d3e99e12a99d997ce0edc9061fe2b380f82d03f7c7071e
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SSDEEP
6144:aXIktXfM8Lv86r9uVWAa2je4Z5zl4hgDHQQs4NTQjoHFsAOZZDAXYcNH5Gv:aX7tPMK8ctGe4Dzl4h2QnuPs/ZDicv
Malware Config
Extracted
remcos
RemoteHost
jansuri.kozow.com:7232
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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-3XBWOL
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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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Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) 22 IoCs
Processes:
resource yara_rule behavioral1/memory/1292-2-0x0000000000080000-0x0000000000102000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1292-4-0x0000000000080000-0x0000000000102000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1292-6-0x0000000000080000-0x0000000000102000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1292-5-0x0000000000080000-0x0000000000102000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1292-7-0x0000000000080000-0x0000000000102000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1292-8-0x0000000000080000-0x0000000000102000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1292-9-0x0000000000080000-0x0000000000102000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1292-10-0x0000000000080000-0x0000000000102000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1292-11-0x0000000000080000-0x0000000000102000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1292-12-0x0000000000080000-0x0000000000102000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1292-14-0x0000000000080000-0x0000000000102000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1292-15-0x0000000000080000-0x0000000000102000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1292-50-0x0000000000080000-0x0000000000102000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1292-51-0x0000000000080000-0x0000000000102000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1292-52-0x0000000000080000-0x0000000000102000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1292-53-0x0000000000080000-0x0000000000102000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1292-56-0x0000000000080000-0x0000000000102000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1292-57-0x0000000000080000-0x0000000000102000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1292-58-0x0000000000080000-0x0000000000102000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1292-59-0x0000000000080000-0x0000000000102000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1292-62-0x0000000000080000-0x0000000000102000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM behavioral1/memory/1292-63-0x0000000000080000-0x0000000000102000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_CMSTPCOM -
Detects executables built or packed with MPress PE compressor 19 IoCs
Processes:
resource yara_rule behavioral1/memory/2964-18-0x0000000000400000-0x0000000000478000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/2012-31-0x0000000000400000-0x0000000000462000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/892-30-0x0000000000400000-0x0000000000424000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/2012-28-0x0000000000400000-0x0000000000462000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/2964-27-0x0000000000400000-0x0000000000478000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/2964-23-0x0000000000400000-0x0000000000478000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/2012-22-0x0000000000400000-0x0000000000462000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/2012-32-0x0000000000400000-0x0000000000462000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/892-34-0x0000000000400000-0x0000000000424000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/892-35-0x0000000000400000-0x0000000000424000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/892-36-0x0000000000400000-0x0000000000424000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/2964-41-0x0000000000400000-0x0000000000478000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/2012-43-0x0000000000400000-0x0000000000462000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/1292-44-0x0000000010000000-0x0000000010019000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/1292-47-0x0000000010000000-0x0000000010019000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/1292-48-0x0000000010000000-0x0000000010019000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/1292-49-0x0000000010000000-0x0000000010019000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/892-54-0x0000000000400000-0x0000000000424000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/1292-55-0x0000000010000000-0x0000000010019000-memory.dmp INDICATOR_EXE_Packed_MPress -
Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 3 IoCs
Processes:
resource yara_rule behavioral1/memory/2012-31-0x0000000000400000-0x0000000000462000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2012-32-0x0000000000400000-0x0000000000462000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store behavioral1/memory/2012-43-0x0000000000400000-0x0000000000462000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store -
Detects executables referencing many email and collaboration clients. Observed in information stealers 3 IoCs
Processes:
resource yara_rule behavioral1/memory/2012-31-0x0000000000400000-0x0000000000462000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2012-32-0x0000000000400000-0x0000000000462000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients behavioral1/memory/2012-43-0x0000000000400000-0x0000000000462000-memory.dmp INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients -
NirSoft MailPassView 3 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral1/memory/2012-31-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral1/memory/2012-32-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral1/memory/2012-43-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 2 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral1/memory/2964-27-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral1/memory/2964-41-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
Nirsoft 8 IoCs
Processes:
resource yara_rule behavioral1/memory/2012-31-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral1/memory/2964-27-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/2012-32-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral1/memory/892-35-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/892-36-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/2964-41-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral1/memory/2012-43-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral1/memory/892-54-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft -
Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
Processes:
iexplore.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts iexplore.exe -
Suspicious use of SetThreadContext 4 IoCs
Processes:
a1f0f4676e135cc88ab8b6a25c70530fa193b1718bd2ba7b6ac1c997c241f6c8.exeiexplore.exedescription pid process target process PID 1636 set thread context of 1292 1636 a1f0f4676e135cc88ab8b6a25c70530fa193b1718bd2ba7b6ac1c997c241f6c8.exe iexplore.exe PID 1292 set thread context of 2964 1292 iexplore.exe iexplore.exe PID 1292 set thread context of 2012 1292 iexplore.exe iexplore.exe PID 1292 set thread context of 892 1292 iexplore.exe iexplore.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
iexplore.exepid process 2964 iexplore.exe 2964 iexplore.exe -
Suspicious behavior: MapViewOfSection 4 IoCs
Processes:
a1f0f4676e135cc88ab8b6a25c70530fa193b1718bd2ba7b6ac1c997c241f6c8.exeiexplore.exepid process 1636 a1f0f4676e135cc88ab8b6a25c70530fa193b1718bd2ba7b6ac1c997c241f6c8.exe 1292 iexplore.exe 1292 iexplore.exe 1292 iexplore.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
iexplore.exedescription pid process Token: SeDebugPrivilege 892 iexplore.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
a1f0f4676e135cc88ab8b6a25c70530fa193b1718bd2ba7b6ac1c997c241f6c8.exeiexplore.exedescription pid process target process PID 1636 wrote to memory of 1292 1636 a1f0f4676e135cc88ab8b6a25c70530fa193b1718bd2ba7b6ac1c997c241f6c8.exe iexplore.exe PID 1636 wrote to memory of 1292 1636 a1f0f4676e135cc88ab8b6a25c70530fa193b1718bd2ba7b6ac1c997c241f6c8.exe iexplore.exe PID 1636 wrote to memory of 1292 1636 a1f0f4676e135cc88ab8b6a25c70530fa193b1718bd2ba7b6ac1c997c241f6c8.exe iexplore.exe PID 1636 wrote to memory of 1292 1636 a1f0f4676e135cc88ab8b6a25c70530fa193b1718bd2ba7b6ac1c997c241f6c8.exe iexplore.exe PID 1636 wrote to memory of 1292 1636 a1f0f4676e135cc88ab8b6a25c70530fa193b1718bd2ba7b6ac1c997c241f6c8.exe iexplore.exe PID 1292 wrote to memory of 2964 1292 iexplore.exe iexplore.exe PID 1292 wrote to memory of 2964 1292 iexplore.exe iexplore.exe PID 1292 wrote to memory of 2964 1292 iexplore.exe iexplore.exe PID 1292 wrote to memory of 2964 1292 iexplore.exe iexplore.exe PID 1292 wrote to memory of 2964 1292 iexplore.exe iexplore.exe PID 1292 wrote to memory of 2012 1292 iexplore.exe iexplore.exe PID 1292 wrote to memory of 2012 1292 iexplore.exe iexplore.exe PID 1292 wrote to memory of 2012 1292 iexplore.exe iexplore.exe PID 1292 wrote to memory of 2012 1292 iexplore.exe iexplore.exe PID 1292 wrote to memory of 2012 1292 iexplore.exe iexplore.exe PID 1292 wrote to memory of 892 1292 iexplore.exe iexplore.exe PID 1292 wrote to memory of 892 1292 iexplore.exe iexplore.exe PID 1292 wrote to memory of 892 1292 iexplore.exe iexplore.exe PID 1292 wrote to memory of 892 1292 iexplore.exe iexplore.exe PID 1292 wrote to memory of 892 1292 iexplore.exe iexplore.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\a1f0f4676e135cc88ab8b6a25c70530fa193b1718bd2ba7b6ac1c997c241f6c8.exe"C:\Users\Admin\AppData\Local\Temp\a1f0f4676e135cc88ab8b6a25c70530fa193b1718bd2ba7b6ac1c997c241f6c8.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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\??\c:\program files (x86)\internet explorer\iexplore.exe"c:\program files (x86)\internet explorer\iexplore.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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\??\c:\program files (x86)\internet explorer\iexplore.exe"c:\program files (x86)\internet explorer\iexplore.exe" /stext "C:\Users\Admin\AppData\Local\Temp\kpnmchsmvcdvke"3⤵
- Suspicious behavior: EnumeratesProcesses
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\??\c:\program files (x86)\internet explorer\iexplore.exe"c:\program files (x86)\internet explorer\iexplore.exe" /stext "C:\Users\Admin\AppData\Local\Temp\mjaeczcfjkvaukqmc"3⤵
- Accesses Microsoft Outlook accounts
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\??\c:\program files (x86)\internet explorer\iexplore.exe"c:\program files (x86)\internet explorer\iexplore.exe" /stext "C:\Users\Admin\AppData\Local\Temp\xlgxdknhfsnnwymqlcpd"3⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\kpnmchsmvcdvkeFilesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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memory/892-30-0x0000000000400000-0x0000000000424000-memory.dmpFilesize
144KB
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memory/892-54-0x0000000000400000-0x0000000000424000-memory.dmpFilesize
144KB
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memory/892-36-0x0000000000400000-0x0000000000424000-memory.dmpFilesize
144KB
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memory/892-35-0x0000000000400000-0x0000000000424000-memory.dmpFilesize
144KB
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memory/892-34-0x0000000000400000-0x0000000000424000-memory.dmpFilesize
144KB
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memory/1292-49-0x0000000010000000-0x0000000010019000-memory.dmpFilesize
100KB
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memory/1292-53-0x0000000000080000-0x0000000000102000-memory.dmpFilesize
520KB
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memory/1292-10-0x0000000000080000-0x0000000000102000-memory.dmpFilesize
520KB
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memory/1292-11-0x0000000000080000-0x0000000000102000-memory.dmpFilesize
520KB
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memory/1292-12-0x0000000000080000-0x0000000000102000-memory.dmpFilesize
520KB
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memory/1292-14-0x0000000000080000-0x0000000000102000-memory.dmpFilesize
520KB
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memory/1292-15-0x0000000000080000-0x0000000000102000-memory.dmpFilesize
520KB
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memory/1292-63-0x0000000000080000-0x0000000000102000-memory.dmpFilesize
520KB
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memory/1292-62-0x0000000000080000-0x0000000000102000-memory.dmpFilesize
520KB
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memory/1292-8-0x0000000000080000-0x0000000000102000-memory.dmpFilesize
520KB
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memory/1292-59-0x0000000000080000-0x0000000000102000-memory.dmpFilesize
520KB
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memory/1292-58-0x0000000000080000-0x0000000000102000-memory.dmpFilesize
520KB
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memory/1292-57-0x0000000000080000-0x0000000000102000-memory.dmpFilesize
520KB
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memory/1292-56-0x0000000000080000-0x0000000000102000-memory.dmpFilesize
520KB
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memory/1292-55-0x0000000010000000-0x0000000010019000-memory.dmpFilesize
100KB
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memory/1292-7-0x0000000000080000-0x0000000000102000-memory.dmpFilesize
520KB
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memory/1292-5-0x0000000000080000-0x0000000000102000-memory.dmpFilesize
520KB
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memory/1292-6-0x0000000000080000-0x0000000000102000-memory.dmpFilesize
520KB
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memory/1292-2-0x0000000000080000-0x0000000000102000-memory.dmpFilesize
520KB
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memory/1292-4-0x0000000000080000-0x0000000000102000-memory.dmpFilesize
520KB
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memory/1292-9-0x0000000000080000-0x0000000000102000-memory.dmpFilesize
520KB
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memory/1292-44-0x0000000010000000-0x0000000010019000-memory.dmpFilesize
100KB
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memory/1292-47-0x0000000010000000-0x0000000010019000-memory.dmpFilesize
100KB
-
memory/1292-48-0x0000000010000000-0x0000000010019000-memory.dmpFilesize
100KB
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memory/1292-0-0x000000007EFDE000-0x000000007EFDF000-memory.dmpFilesize
4KB
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memory/1292-50-0x0000000000080000-0x0000000000102000-memory.dmpFilesize
520KB
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memory/1292-51-0x0000000000080000-0x0000000000102000-memory.dmpFilesize
520KB
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memory/1292-52-0x0000000000080000-0x0000000000102000-memory.dmpFilesize
520KB
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memory/2012-43-0x0000000000400000-0x0000000000462000-memory.dmpFilesize
392KB
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memory/2012-32-0x0000000000400000-0x0000000000462000-memory.dmpFilesize
392KB
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memory/2012-22-0x0000000000400000-0x0000000000462000-memory.dmpFilesize
392KB
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memory/2012-28-0x0000000000400000-0x0000000000462000-memory.dmpFilesize
392KB
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memory/2012-31-0x0000000000400000-0x0000000000462000-memory.dmpFilesize
392KB
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memory/2964-41-0x0000000000400000-0x0000000000478000-memory.dmpFilesize
480KB
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memory/2964-23-0x0000000000400000-0x0000000000478000-memory.dmpFilesize
480KB
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memory/2964-27-0x0000000000400000-0x0000000000478000-memory.dmpFilesize
480KB
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memory/2964-18-0x0000000000400000-0x0000000000478000-memory.dmpFilesize
480KB