Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
05-10-2022 13:17
Static task
static1
Behavioral task
behavioral1
Sample
shipment.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
shipment.exe
Resource
win10v2004-20220812-en
General
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Target
shipment.exe
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Size
6KB
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MD5
f29c78538354b88cf5c132b5135f1821
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SHA1
08554577f70e31926184981c11b5f41a3e35fc69
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SHA256
03b60f45075adb83851032b695e37f3a6b3ac15fbdc7cf05eeca9da7f6d6fcfe
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SHA512
d19fb91647c3e4882a536f35433dfa7c1f4f6fdccf2706f2af8b36782e8f2cd65297737e1fd2d292c2a2da27c58f9505262b4c0780ef955b015cbec1f400a3a8
-
SSDEEP
96:XQJ06l0bPmTWl5ma6h1vwLM1ow+fYv9mS8xYDxeYZzNt:qVWPmJwLMl4cmSD1b
Malware Config
Extracted
remcos
rex
45.155.165.160:40567
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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-2UAJG6
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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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startup_value
Remcos
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take_screenshot_option
false
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take_screenshot_time
5
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
shipment.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation shipment.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
shipment.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Cmopncfrqp = "\"C:\\Users\\Admin\\AppData\\Roaming\\Xtuojsxhyhy\\Cmopncfrqp.exe\"" shipment.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
shipment.exedescription pid process target process PID 4844 set thread context of 3268 4844 shipment.exe shipment.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
powershell.exepid process 2184 powershell.exe 2184 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
shipment.exepowershell.exedescription pid process Token: SeDebugPrivilege 4844 shipment.exe Token: SeDebugPrivilege 2184 powershell.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
shipment.exedescription pid process target process PID 4844 wrote to memory of 2184 4844 shipment.exe powershell.exe PID 4844 wrote to memory of 2184 4844 shipment.exe powershell.exe PID 4844 wrote to memory of 2184 4844 shipment.exe powershell.exe PID 4844 wrote to memory of 3268 4844 shipment.exe shipment.exe PID 4844 wrote to memory of 3268 4844 shipment.exe shipment.exe PID 4844 wrote to memory of 3268 4844 shipment.exe shipment.exe PID 4844 wrote to memory of 3268 4844 shipment.exe shipment.exe PID 4844 wrote to memory of 3268 4844 shipment.exe shipment.exe PID 4844 wrote to memory of 3268 4844 shipment.exe shipment.exe PID 4844 wrote to memory of 3268 4844 shipment.exe shipment.exe PID 4844 wrote to memory of 3268 4844 shipment.exe shipment.exe PID 4844 wrote to memory of 3268 4844 shipment.exe shipment.exe PID 4844 wrote to memory of 3268 4844 shipment.exe shipment.exe PID 4844 wrote to memory of 3268 4844 shipment.exe shipment.exe PID 4844 wrote to memory of 3268 4844 shipment.exe shipment.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\shipment.exe"C:\Users\Admin\AppData\Local\Temp\shipment.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAANwAwAA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\shipment.exeC:\Users\Admin\AppData\Local\Temp\shipment.exe2⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/2184-140-0x00000000081E0000-0x000000000885A000-memory.dmpFilesize
6.5MB
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memory/2184-134-0x0000000000000000-mapping.dmp
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memory/2184-141-0x0000000006EB0000-0x0000000006ECA000-memory.dmpFilesize
104KB
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memory/2184-135-0x00000000033D0000-0x0000000003406000-memory.dmpFilesize
216KB
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memory/2184-136-0x0000000005AD0000-0x00000000060F8000-memory.dmpFilesize
6.2MB
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memory/2184-137-0x0000000006320000-0x0000000006386000-memory.dmpFilesize
408KB
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memory/2184-138-0x0000000006390000-0x00000000063F6000-memory.dmpFilesize
408KB
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memory/2184-139-0x00000000069A0000-0x00000000069BE000-memory.dmpFilesize
120KB
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memory/3268-149-0x0000000000400000-0x000000000047F000-memory.dmpFilesize
508KB
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memory/3268-144-0x0000000000000000-mapping.dmp
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memory/3268-145-0x0000000000400000-0x000000000047F000-memory.dmpFilesize
508KB
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memory/3268-146-0x0000000000400000-0x000000000047F000-memory.dmpFilesize
508KB
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memory/3268-147-0x0000000000400000-0x000000000047F000-memory.dmpFilesize
508KB
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memory/3268-148-0x0000000000400000-0x000000000047F000-memory.dmpFilesize
508KB
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memory/4844-133-0x0000000006900000-0x0000000006922000-memory.dmpFilesize
136KB
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memory/4844-142-0x0000000006CE0000-0x0000000006D72000-memory.dmpFilesize
584KB
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memory/4844-143-0x0000000032B30000-0x00000000330D4000-memory.dmpFilesize
5.6MB
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memory/4844-132-0x0000000000EB0000-0x0000000000EB8000-memory.dmpFilesize
32KB