Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
16-08-2024 12:42
Static task
static1
Behavioral task
behavioral1
Sample
2024-08-16_138f3e98b496c8f3b17cb1c418e56a2e_poet-rat_snatch.exe
Resource
win7-20240704-en
General
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Target
2024-08-16_138f3e98b496c8f3b17cb1c418e56a2e_poet-rat_snatch.exe
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Size
21.4MB
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MD5
138f3e98b496c8f3b17cb1c418e56a2e
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SHA1
058daaf656d32169786b4d0308c28eb4d3acb845
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SHA256
01fef4b2e1500e9ab7c52455175381c902315f1a052809cc2e487951ef758e3b
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SHA512
153c7539dbc2e1ee00e18bac6cda9594c2e8610f10887cb2f32026f74507f0c732c6354aa7853b4c305bc6396f03b5f48e924d993fb7463642b07dfe4c14eaf5
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SSDEEP
393216:ayiPxVx4VCkueNKGLRyWdwEFZ+6wU5tr8gFD398cI5ntyJ7IltQH:PiPXSwmdwEFZs8txB2Q7u
Malware Config
Extracted
remcos
RemoteHost
192.168.0.195:2404
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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-OOWFKS
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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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Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
description pid Process procid_target PID 2308 created 3464 2308 2024-08-16_138f3e98b496c8f3b17cb1c418e56a2e_poet-rat_snatch.exe 56 -
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ grpconv.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion grpconv.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion grpconv.exe -
resource yara_rule behavioral2/memory/3368-0-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-1-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-3-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-7-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-6-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-13-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-17-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-20-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-19-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-21-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-18-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-16-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-22-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-15-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-14-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-24-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-12-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-4-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-11-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-10-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-9-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-8-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-5-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-23-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-25-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-26-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-27-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-28-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-29-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-30-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-31-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-32-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-33-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-34-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-35-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-36-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-37-0x00000000012B0000-0x00000000019DF000-memory.dmp themida behavioral2/memory/3368-38-0x00000000012B0000-0x00000000019DF000-memory.dmp themida -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 6 raw.githubusercontent.com 7 raw.githubusercontent.com -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 3368 grpconv.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 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 grpconv.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2308 2024-08-16_138f3e98b496c8f3b17cb1c418e56a2e_poet-rat_snatch.exe 2308 2024-08-16_138f3e98b496c8f3b17cb1c418e56a2e_poet-rat_snatch.exe -
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 1 IoCs
pid Process 2308 2024-08-16_138f3e98b496c8f3b17cb1c418e56a2e_poet-rat_snatch.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3368 grpconv.exe -
Suspicious use of SendNotifyMessage 1 IoCs
pid Process 3368 grpconv.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 2308 wrote to memory of 3368 2308 2024-08-16_138f3e98b496c8f3b17cb1c418e56a2e_poet-rat_snatch.exe 85 PID 2308 wrote to memory of 3368 2308 2024-08-16_138f3e98b496c8f3b17cb1c418e56a2e_poet-rat_snatch.exe 85 PID 2308 wrote to memory of 3368 2308 2024-08-16_138f3e98b496c8f3b17cb1c418e56a2e_poet-rat_snatch.exe 85 PID 2308 wrote to memory of 3368 2308 2024-08-16_138f3e98b496c8f3b17cb1c418e56a2e_poet-rat_snatch.exe 85 PID 2308 wrote to memory of 3368 2308 2024-08-16_138f3e98b496c8f3b17cb1c418e56a2e_poet-rat_snatch.exe 85
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3464
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C:\Users\Admin\AppData\Local\Temp\2024-08-16_138f3e98b496c8f3b17cb1c418e56a2e_poet-rat_snatch.exe"C:\Users\Admin\AppData\Local\Temp\2024-08-16_138f3e98b496c8f3b17cb1c418e56a2e_poet-rat_snatch.exe"2⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of WriteProcessMemory
PID:2308
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C:\Windows\SysWOW64\grpconv.exeC:\Windows\SysWOW64\grpconv.exe2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:3368
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