Analysis
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max time kernel
148s -
max time network
132s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
13-11-2024 14:37
Static task
static1
Behavioral task
behavioral1
Sample
QUOTATION #46789RFQ_SUPLM_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
QUOTATION #46789RFQ_SUPLM_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe
Resource
win10v2004-20241007-en
General
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Target
QUOTATION #46789RFQ_SUPLM_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe
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Size
1.3MB
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MD5
5c44a72a49fe4fbc94f1c1aa8cbf0ab6
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SHA1
d0d0903f73b4aa11ee580fb6fd8d80775e6e88de
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SHA256
39fe045b17ab2fcdb512758a431845409c29ca9341090ac81878658423c39129
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SHA512
d92503e2ebbaa4e8728098cf6d0079de711a4f92663ad9db8583d848721818e4ecf3790a65253a0cd850c23eed8a46f98049a11f77b9f106344e501d124fbb97
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SSDEEP
24576:ctcKivRdWnSyEHyfE75BP/+mgWdm/bTLLK6:LKmXWSy6r2mgxv
Malware Config
Extracted
remcos
SLAVES
windowslavesclient.duckdns.org:1604
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audio_folder
MicRecords
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audio_path
ApplicationPath
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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-J3MJAP
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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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Remcos family
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Detected Nirsoft tools 3 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
resource yara_rule behavioral1/memory/1736-69-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral1/memory/748-68-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral1/memory/1056-64-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft -
NirSoft MailPassView 1 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral1/memory/748-68-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 1 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral1/memory/1056-64-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
Executes dropped EXE 1 IoCs
pid Process 2568 Images.exe -
Loads dropped DLL 2 IoCs
pid Process 2768 cmd.exe 2768 cmd.exe -
Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts AddInProcess32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\Videoss = "C:\\Users\\Admin\\AppData\\Roaming\\Images.exe" reg.exe -
Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 2568 set thread context of 2832 2568 Images.exe 41 PID 2832 set thread context of 1056 2832 AddInProcess32.exe 43 PID 2832 set thread context of 748 2832 AddInProcess32.exe 44 PID 2832 set thread context of 1736 2832 AddInProcess32.exe 45 -
System Location Discovery: System Language Discovery 1 TTPs 12 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 QUOTATION #46789RFQ_SUPLM_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Images.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AddInProcess32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AddInProcess32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AddInProcess32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AddInProcess32.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 5 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2600 cmd.exe 2800 PING.EXE 2768 cmd.exe 2208 PING.EXE 2572 PING.EXE -
Runs ping.exe 1 TTPs 3 IoCs
pid Process 2208 PING.EXE 2572 PING.EXE 2800 PING.EXE -
Suspicious behavior: EnumeratesProcesses 13 IoCs
pid Process 780 QUOTATION #46789RFQ_SUPLM_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe 780 QUOTATION #46789RFQ_SUPLM_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe 780 QUOTATION #46789RFQ_SUPLM_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe 780 QUOTATION #46789RFQ_SUPLM_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe 780 QUOTATION #46789RFQ_SUPLM_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe 780 QUOTATION #46789RFQ_SUPLM_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe 2568 Images.exe 2568 Images.exe 2568 Images.exe 2568 Images.exe 2568 Images.exe 1056 AddInProcess32.exe 1056 AddInProcess32.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
pid Process 2832 AddInProcess32.exe 2832 AddInProcess32.exe 2832 AddInProcess32.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 780 QUOTATION #46789RFQ_SUPLM_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe Token: SeDebugPrivilege 2568 Images.exe Token: SeDebugPrivilege 1736 AddInProcess32.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 780 wrote to memory of 2600 780 QUOTATION #46789RFQ_SUPLM_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe 31 PID 780 wrote to memory of 2600 780 QUOTATION #46789RFQ_SUPLM_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe 31 PID 780 wrote to memory of 2600 780 QUOTATION #46789RFQ_SUPLM_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe 31 PID 780 wrote to memory of 2600 780 QUOTATION #46789RFQ_SUPLM_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe 31 PID 2600 wrote to memory of 2800 2600 cmd.exe 33 PID 2600 wrote to memory of 2800 2600 cmd.exe 33 PID 2600 wrote to memory of 2800 2600 cmd.exe 33 PID 2600 wrote to memory of 2800 2600 cmd.exe 33 PID 780 wrote to memory of 2768 780 QUOTATION #46789RFQ_SUPLM_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe 34 PID 780 wrote to memory of 2768 780 QUOTATION #46789RFQ_SUPLM_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe 34 PID 780 wrote to memory of 2768 780 QUOTATION #46789RFQ_SUPLM_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe 34 PID 780 wrote to memory of 2768 780 QUOTATION #46789RFQ_SUPLM_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe 34 PID 2768 wrote to memory of 2208 2768 cmd.exe 36 PID 2768 wrote to memory of 2208 2768 cmd.exe 36 PID 2768 wrote to memory of 2208 2768 cmd.exe 36 PID 2768 wrote to memory of 2208 2768 cmd.exe 36 PID 2600 wrote to memory of 2756 2600 cmd.exe 37 PID 2600 wrote to memory of 2756 2600 cmd.exe 37 PID 2600 wrote to memory of 2756 2600 cmd.exe 37 PID 2600 wrote to memory of 2756 2600 cmd.exe 37 PID 2768 wrote to memory of 2572 2768 cmd.exe 38 PID 2768 wrote to memory of 2572 2768 cmd.exe 38 PID 2768 wrote to memory of 2572 2768 cmd.exe 38 PID 2768 wrote to memory of 2572 2768 cmd.exe 38 PID 2768 wrote to memory of 2568 2768 cmd.exe 39 PID 2768 wrote to memory of 2568 2768 cmd.exe 39 PID 2768 wrote to memory of 2568 2768 cmd.exe 39 PID 2768 wrote to memory of 2568 2768 cmd.exe 39 PID 2568 wrote to memory of 532 2568 Images.exe 40 PID 2568 wrote to memory of 532 2568 Images.exe 40 PID 2568 wrote to memory of 532 2568 Images.exe 40 PID 2568 wrote to memory of 532 2568 Images.exe 40 PID 2568 wrote to memory of 532 2568 Images.exe 40 PID 2568 wrote to memory of 532 2568 Images.exe 40 PID 2568 wrote to memory of 532 2568 Images.exe 40 PID 2568 wrote to memory of 532 2568 Images.exe 40 PID 2568 wrote to memory of 532 2568 Images.exe 40 PID 2568 wrote to memory of 532 2568 Images.exe 40 PID 2568 wrote to memory of 532 2568 Images.exe 40 PID 2568 wrote to memory of 2832 2568 Images.exe 41 PID 2568 wrote to memory of 2832 2568 Images.exe 41 PID 2568 wrote to memory of 2832 2568 Images.exe 41 PID 2568 wrote to memory of 2832 2568 Images.exe 41 PID 2568 wrote to memory of 2832 2568 Images.exe 41 PID 2568 wrote to memory of 2832 2568 Images.exe 41 PID 2568 wrote to memory of 2832 2568 Images.exe 41 PID 2568 wrote to memory of 2832 2568 Images.exe 41 PID 2568 wrote to memory of 2832 2568 Images.exe 41 PID 2568 wrote to memory of 2832 2568 Images.exe 41 PID 2568 wrote to memory of 2832 2568 Images.exe 41 PID 2832 wrote to memory of 1056 2832 AddInProcess32.exe 43 PID 2832 wrote to memory of 1056 2832 AddInProcess32.exe 43 PID 2832 wrote to memory of 1056 2832 AddInProcess32.exe 43 PID 2832 wrote to memory of 1056 2832 AddInProcess32.exe 43 PID 2832 wrote to memory of 1056 2832 AddInProcess32.exe 43 PID 2832 wrote to memory of 748 2832 AddInProcess32.exe 44 PID 2832 wrote to memory of 748 2832 AddInProcess32.exe 44 PID 2832 wrote to memory of 748 2832 AddInProcess32.exe 44 PID 2832 wrote to memory of 748 2832 AddInProcess32.exe 44 PID 2832 wrote to memory of 748 2832 AddInProcess32.exe 44 PID 2832 wrote to memory of 1736 2832 AddInProcess32.exe 45 PID 2832 wrote to memory of 1736 2832 AddInProcess32.exe 45 PID 2832 wrote to memory of 1736 2832 AddInProcess32.exe 45 PID 2832 wrote to memory of 1736 2832 AddInProcess32.exe 45
Processes
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C:\Users\Admin\AppData\Local\Temp\QUOTATION #46789RFQ_SUPLM_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe"C:\Users\Admin\AppData\Local\Temp\QUOTATION #46789RFQ_SUPLM_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:780 -
C:\Windows\SysWOW64\cmd.exe"cmd" /c ping 127.0.0.1 -n 18 > nul && REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "Videoss" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Images.exe"2⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2600 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.1 -n 183⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2800
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C:\Windows\SysWOW64\reg.exeREG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Run" /f /v "Videoss" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Images.exe"3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:2756
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C:\Windows\SysWOW64\cmd.exe"cmd" /c ping 127.0.0.1 -n 18 > nul && copy "C:\Users\Admin\AppData\Local\Temp\QUOTATION #46789RFQ_SUPLM_NOV24_SALEH_CONSTRUCTIONS_LLC_PDF.exe" "C:\Users\Admin\AppData\Roaming\Images.exe" && ping 127.0.0.1 -n 18 > nul && "C:\Users\Admin\AppData\Roaming\Images.exe"2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2768 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.1 -n 183⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2208
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C:\Windows\SysWOW64\PING.EXEping 127.0.0.1 -n 183⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2572
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C:\Users\Admin\AppData\Roaming\Images.exe"C:\Users\Admin\AppData\Roaming\Images.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2568 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"4⤵PID:532
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"4⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2832 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe /stext "C:\Users\Admin\AppData\Local\Temp\ifeifplxjkpmgmftaezlvax"5⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:1056
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe /stext "C:\Users\Admin\AppData\Local\Temp\shraghwzxshzrbtxspmfgfkvcko"5⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
PID:748
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe /stext "C:\Users\Admin\AppData\Local\Temp\vbxlhahslaadthpbbaygjremlrfovw"5⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1736
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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Filesize
2B
MD5f3b25701fe362ec84616a93a45ce9998
SHA1d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA51298c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84
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Filesize
1.3MB
MD55c44a72a49fe4fbc94f1c1aa8cbf0ab6
SHA1d0d0903f73b4aa11ee580fb6fd8d80775e6e88de
SHA25639fe045b17ab2fcdb512758a431845409c29ca9341090ac81878658423c39129
SHA512d92503e2ebbaa4e8728098cf6d0079de711a4f92663ad9db8583d848721818e4ecf3790a65253a0cd850c23eed8a46f98049a11f77b9f106344e501d124fbb97