Analysis
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max time kernel
147s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
24-05-2024 12:44
Static task
static1
Behavioral task
behavioral1
Sample
Customer Advisory - HS Code - Maersk Shipping/Customer Advisory - HS Code - Maersk Shipping.doc.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
Customer Advisory - HS Code - Maersk Shipping/Customer Advisory - HS Code - Maersk Shipping.doc.exe
Resource
win10v2004-20240426-en
General
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Target
Customer Advisory - HS Code - Maersk Shipping/Customer Advisory - HS Code - Maersk Shipping.doc.exe
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Size
1.3MB
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MD5
a55159c7edc073d452e4fef92d247997
-
SHA1
d239b25b2a33a64134f11d2d2ac5c7a89e186a29
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SHA256
61fc662a678c75e1f17ee6bb00ef853c6d51bd4ae90616c8ed4995c45e96206d
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SHA512
5189f51ce0f90a71e86e53ea23d564d796536c45db8c8f4a11e75947bb4fc0d2489c83899e4a8e8b81504007ccad7a05dc8ac02b0d47a52ea565396a27c5e8b3
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SSDEEP
24576:AP+g7Wy3xfMZKdcKtTjbJ4jEEEEEEEEEEEEEEEEEEEETKKKKKKKKKKKKKKKKKKK7:A/iy3g6TjbIEEEEEEEEEEEEEEEEEEEE+
Malware Config
Extracted
remcos
FmGlobal
royaldachpharmacy.duckdns.org:6395
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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
services.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
true
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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-GRT17F
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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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NirSoft MailPassView 2 IoCs
Password recovery tool for various email clients
Processes:
resource yara_rule behavioral2/memory/3560-44-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView behavioral2/memory/3560-40-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 2 IoCs
Password recovery tool for various web browsers
Processes:
resource yara_rule behavioral2/memory/4352-49-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView behavioral2/memory/4352-56-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
Nirsoft 7 IoCs
Processes:
resource yara_rule behavioral2/memory/5004-42-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/5004-48-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/3560-44-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral2/memory/5004-41-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/3560-40-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral2/memory/4352-49-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft behavioral2/memory/4352-56-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
Customer Advisory - HS Code - Maersk Shipping.doc.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\Control Panel\International\Geo\Nation Customer Advisory - HS Code - Maersk Shipping.doc.exe -
Executes dropped EXE 4 IoCs
Processes:
services.exeservices.exeservices.exeservices.exepid process 2600 services.exe 4352 services.exe 3560 services.exe 5004 services.exe -
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:
services.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts services.exe -
Adds Run key to start application 2 TTPs 5 IoCs
Processes:
Customer Advisory - HS Code - Maersk Shipping.doc.exeservices.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Eoosrcxm = "C:\\Users\\Public\\Eoosrcxm.url" Customer Advisory - HS Code - Maersk Shipping.doc.exe Set value (str) \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Rmc-GRT17F = "\"C:\\ProgramData\\Remcos\\services.exe\"" Customer Advisory - HS Code - Maersk Shipping.doc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Rmc-GRT17F = "\"C:\\ProgramData\\Remcos\\services.exe\"" Customer Advisory - HS Code - Maersk Shipping.doc.exe Set value (str) \REGISTRY\USER\S-1-5-21-540404634-651139247-2967210625-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Rmc-GRT17F = "\"C:\\ProgramData\\Remcos\\services.exe\"" services.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Rmc-GRT17F = "\"C:\\ProgramData\\Remcos\\services.exe\"" services.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
services.exedescription pid process target process PID 2600 set thread context of 4352 2600 services.exe services.exe PID 2600 set thread context of 3560 2600 services.exe services.exe PID 2600 set thread context of 5004 2600 services.exe services.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Script User-Agent 4 IoCs
Uses user-agent string associated with script host/environment.
Processes:
description flow ioc HTTP User-Agent header 48 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 50 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 37 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) HTTP User-Agent header 40 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5) -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
services.exeservices.exepid process 5004 services.exe 5004 services.exe 4352 services.exe 4352 services.exe 4352 services.exe 4352 services.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
Processes:
services.exepid process 2600 services.exe 2600 services.exe 2600 services.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
services.exedescription pid process Token: SeDebugPrivilege 5004 services.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
services.exepid process 2600 services.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
Customer Advisory - HS Code - Maersk Shipping.doc.exeservices.exedescription pid process target process PID 3032 wrote to memory of 3664 3032 Customer Advisory - HS Code - Maersk Shipping.doc.exe extrac32.exe PID 3032 wrote to memory of 3664 3032 Customer Advisory - HS Code - Maersk Shipping.doc.exe extrac32.exe PID 3032 wrote to memory of 3664 3032 Customer Advisory - HS Code - Maersk Shipping.doc.exe extrac32.exe PID 3032 wrote to memory of 2600 3032 Customer Advisory - HS Code - Maersk Shipping.doc.exe services.exe PID 3032 wrote to memory of 2600 3032 Customer Advisory - HS Code - Maersk Shipping.doc.exe services.exe PID 3032 wrote to memory of 2600 3032 Customer Advisory - HS Code - Maersk Shipping.doc.exe services.exe PID 2600 wrote to memory of 4352 2600 services.exe services.exe PID 2600 wrote to memory of 4352 2600 services.exe services.exe PID 2600 wrote to memory of 4352 2600 services.exe services.exe PID 2600 wrote to memory of 3560 2600 services.exe services.exe PID 2600 wrote to memory of 3560 2600 services.exe services.exe PID 2600 wrote to memory of 3560 2600 services.exe services.exe PID 2600 wrote to memory of 5004 2600 services.exe services.exe PID 2600 wrote to memory of 5004 2600 services.exe services.exe PID 2600 wrote to memory of 5004 2600 services.exe services.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Customer Advisory - HS Code - Maersk Shipping\Customer Advisory - HS Code - Maersk Shipping.doc.exe"C:\Users\Admin\AppData\Local\Temp\Customer Advisory - HS Code - Maersk Shipping\Customer Advisory - HS Code - Maersk Shipping.doc.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\extrac32.exeC:\\Windows\\System32\\extrac32.exe /C /Y C:\Users\Admin\AppData\Local\Temp\Customer Advisory - HS Code - Maersk Shipping\Customer Advisory - HS Code - Maersk Shipping.doc.exe C:\\Users\\Public\\Libraries\\Eoosrcxm.PIF2⤵
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C:\ProgramData\Remcos\services.exe"C:\ProgramData\Remcos\services.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\ProgramData\Remcos\services.exeC:\ProgramData\Remcos\services.exe /stext "C:\Users\Admin\AppData\Local\Temp\yonqtuxmejcuyhqiggn"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
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C:\ProgramData\Remcos\services.exeC:\ProgramData\Remcos\services.exe /stext "C:\Users\Admin\AppData\Local\Temp\iqsiumifsruzinemxqawbt"3⤵
- Executes dropped EXE
- Accesses Microsoft Outlook accounts
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C:\ProgramData\Remcos\services.exeC:\ProgramData\Remcos\services.exe /stext "C:\Users\Admin\AppData\Local\Temp\klybveshgzmelbaqgbvymglvl"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\ProgramData\Remcos\logs.datFilesize
144B
MD53bd4d7d73192c86dfe83a2f73210a959
SHA1e4178e8f3a4c7dd5c20b84ce9c68d0aa4a704a7a
SHA2564f8ce4b6851781b284c86141704611ce0bdf6282265dad557f0bb1356f5cf69e
SHA512ea3d623290ccd9b63c202c3728a7763c85083909c9c7d695bdaf402e8ba9977a202808891f79323e149b023b1ab792288d606eb3f99461796bce68aa8002e61a
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C:\ProgramData\Remcos\services.exeFilesize
1.3MB
MD5a55159c7edc073d452e4fef92d247997
SHA1d239b25b2a33a64134f11d2d2ac5c7a89e186a29
SHA25661fc662a678c75e1f17ee6bb00ef853c6d51bd4ae90616c8ed4995c45e96206d
SHA5125189f51ce0f90a71e86e53ea23d564d796536c45db8c8f4a11e75947bb4fc0d2489c83899e4a8e8b81504007ccad7a05dc8ac02b0d47a52ea565396a27c5e8b3
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C:\Users\Admin\AppData\Local\Temp\yonqtuxmejcuyhqiggnFilesize
4KB
MD5a35b8711bea28d54fb7a350adceb3f76
SHA15872d7a95a74ec6de08194283027fcf2cdb96390
SHA256a90449e696cb37fa289ab8dcd0888734c74d0b61273231a0ce0e93adfd2d8137
SHA512d997e0ace25eff648f16395a4771402465b39fa059d3b0f36efbd743c691bf4308c58d5585e3aebc63c206d18d01edf46f14b0cb5cffe6f1d5bf9132d76d9210
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memory/2600-62-0x0000000045F20000-0x0000000045F39000-memory.dmpFilesize
100KB
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memory/2600-61-0x0000000045F20000-0x0000000045F39000-memory.dmpFilesize
100KB
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memory/2600-15-0x000000002DB00000-0x000000002EB00000-memory.dmpFilesize
16.0MB
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memory/2600-18-0x000000002DB00000-0x000000002EB00000-memory.dmpFilesize
16.0MB
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memory/2600-19-0x000000002DB00000-0x000000002EB00000-memory.dmpFilesize
16.0MB
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memory/2600-20-0x000000002DB00000-0x000000002EB00000-memory.dmpFilesize
16.0MB
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memory/2600-21-0x000000002DB00000-0x000000002EB00000-memory.dmpFilesize
16.0MB
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memory/2600-22-0x000000002DB00000-0x000000002EB00000-memory.dmpFilesize
16.0MB
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memory/2600-106-0x000000002DB00000-0x000000002EB00000-memory.dmpFilesize
16.0MB
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memory/2600-26-0x000000002DB00000-0x000000002EB00000-memory.dmpFilesize
16.0MB
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memory/2600-84-0x000000002DB00000-0x000000002EB00000-memory.dmpFilesize
16.0MB
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memory/2600-83-0x000000002DB00000-0x000000002EB00000-memory.dmpFilesize
16.0MB
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memory/2600-73-0x000000002DB00000-0x000000002EB00000-memory.dmpFilesize
16.0MB
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memory/2600-72-0x000000002DB00000-0x000000002EB00000-memory.dmpFilesize
16.0MB
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memory/2600-63-0x000000002DB00000-0x000000002EB00000-memory.dmpFilesize
16.0MB
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memory/2600-58-0x0000000045F20000-0x0000000045F39000-memory.dmpFilesize
100KB
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memory/2600-14-0x0000000000400000-0x000000000055C000-memory.dmpFilesize
1.4MB
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memory/2600-13-0x0000000002530000-0x0000000002531000-memory.dmpFilesize
4KB
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memory/2600-23-0x000000002DB00000-0x000000002EB00000-memory.dmpFilesize
16.0MB
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memory/2600-105-0x000000002DB00000-0x000000002EB00000-memory.dmpFilesize
16.0MB
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memory/3032-0-0x0000000000730000-0x0000000000731000-memory.dmpFilesize
4KB
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memory/3032-1-0x0000000000400000-0x000000000055C000-memory.dmpFilesize
1.4MB
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memory/3560-31-0x0000000000400000-0x0000000000462000-memory.dmpFilesize
392KB
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memory/3560-36-0x0000000000400000-0x0000000000462000-memory.dmpFilesize
392KB
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memory/3560-40-0x0000000000400000-0x0000000000462000-memory.dmpFilesize
392KB
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memory/3560-34-0x0000000000400000-0x0000000000462000-memory.dmpFilesize
392KB
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memory/3560-44-0x0000000000400000-0x0000000000462000-memory.dmpFilesize
392KB
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memory/4352-43-0x0000000000400000-0x0000000000478000-memory.dmpFilesize
480KB
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memory/4352-28-0x0000000000400000-0x0000000000478000-memory.dmpFilesize
480KB
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memory/4352-49-0x0000000000400000-0x0000000000478000-memory.dmpFilesize
480KB
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memory/4352-35-0x0000000000400000-0x0000000000478000-memory.dmpFilesize
480KB
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memory/4352-56-0x0000000000400000-0x0000000000478000-memory.dmpFilesize
480KB
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memory/5004-39-0x0000000000400000-0x0000000000424000-memory.dmpFilesize
144KB
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memory/5004-42-0x0000000000400000-0x0000000000424000-memory.dmpFilesize
144KB
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memory/5004-48-0x0000000000400000-0x0000000000424000-memory.dmpFilesize
144KB
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memory/5004-45-0x0000000000430000-0x00000000004F9000-memory.dmpFilesize
804KB
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memory/5004-37-0x0000000000400000-0x0000000000424000-memory.dmpFilesize
144KB
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memory/5004-41-0x0000000000400000-0x0000000000424000-memory.dmpFilesize
144KB