Analysis
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max time kernel
149s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
30-12-2023 10:11
Static task
static1
Behavioral task
behavioral1
Sample
157caa3f7209d74834eeebbaeefb2350.exe
Resource
win7-20231215-en
General
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Target
157caa3f7209d74834eeebbaeefb2350.exe
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Size
1.2MB
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MD5
157caa3f7209d74834eeebbaeefb2350
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SHA1
e31f55b6be75bf569e8390cea891d6ee3765982e
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SHA256
557f40ce5d8b3e8888938f8d5668df076601256d65be6bcec01fccbf4a1da371
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SHA512
cffcb9fe0b8c96d4044d527e51139aa48f6b745c3efbaa4699ebb65f8e4c0786d1ae7c28ca4ea95be463c2cfdbb4f5c24de1a461deafca73396240c4fb76ab3d
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SSDEEP
24576:YEfUzt0WsNtypnSHZNTZ5kB3z0mHaYfltT5Uf1t4:LUztHpS55C3QYaClnG1+
Malware Config
Extracted
remcos
2.4.5 Pro
admin
rem-pounds.ddns.net:9970
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audio_folder
MicRecords
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audio_path
%AppData%
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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
true
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install_flag
false
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install_path
%AppData%
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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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keylog_path
%AppData%
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mouse_option
false
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mutex
Remcos-YWGXE2
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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
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take_screenshot_title
wikipedia;solitaire;
Signatures
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Drops startup file 1 IoCs
Processes:
157caa3f7209d74834eeebbaeefb2350.exedescription ioc process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WMPDMC.lnk 157caa3f7209d74834eeebbaeefb2350.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
157caa3f7209d74834eeebbaeefb2350.exedescription pid process target process PID 5072 set thread context of 4768 5072 157caa3f7209d74834eeebbaeefb2350.exe 157caa3f7209d74834eeebbaeefb2350.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 30 IoCs
Processes:
157caa3f7209d74834eeebbaeefb2350.exepid process 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
157caa3f7209d74834eeebbaeefb2350.exepid process 4768 157caa3f7209d74834eeebbaeefb2350.exe -
Suspicious use of FindShellTrayWindow 3 IoCs
Processes:
157caa3f7209d74834eeebbaeefb2350.exepid process 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe -
Suspicious use of SendNotifyMessage 3 IoCs
Processes:
157caa3f7209d74834eeebbaeefb2350.exepid process 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe 5072 157caa3f7209d74834eeebbaeefb2350.exe -
Suspicious use of WriteProcessMemory 5 IoCs
Processes:
157caa3f7209d74834eeebbaeefb2350.exedescription pid process target process PID 5072 wrote to memory of 4768 5072 157caa3f7209d74834eeebbaeefb2350.exe 157caa3f7209d74834eeebbaeefb2350.exe PID 5072 wrote to memory of 4768 5072 157caa3f7209d74834eeebbaeefb2350.exe 157caa3f7209d74834eeebbaeefb2350.exe PID 5072 wrote to memory of 4768 5072 157caa3f7209d74834eeebbaeefb2350.exe 157caa3f7209d74834eeebbaeefb2350.exe PID 5072 wrote to memory of 4768 5072 157caa3f7209d74834eeebbaeefb2350.exe 157caa3f7209d74834eeebbaeefb2350.exe PID 5072 wrote to memory of 4768 5072 157caa3f7209d74834eeebbaeefb2350.exe 157caa3f7209d74834eeebbaeefb2350.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\157caa3f7209d74834eeebbaeefb2350.exe"C:\Users\Admin\AppData\Local\Temp\157caa3f7209d74834eeebbaeefb2350.exe"1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\157caa3f7209d74834eeebbaeefb2350.exe"C:\Users\Admin\AppData\Local\Temp\157caa3f7209d74834eeebbaeefb2350.exe"2⤵
- Suspicious behavior: GetForegroundWindowSpam
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/4768-3-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
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memory/4768-11-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
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memory/4768-12-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
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memory/4768-13-0x0000000000400000-0x0000000000420000-memory.dmpFilesize
128KB
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memory/5072-10-0x0000000000CA0000-0x0000000000CA1000-memory.dmpFilesize
4KB