Analysis
- max time kernel
147s - max time network
145s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
06/06/2024, 15:17
General
- Target AWB DHL 54900000789.exe
- Size 877KB
- Sample240606-sn27bsgg83
- SHA256 ea838ad000acd44a3a8abc21a9e131f32ecd9a197383782b516dda22d6047105
Malware Config
Extracted
-
remcos
-
76364
-
103.150.8.12:5689
-
audio_folder
MicRecords
-
audio_record_time
5
-
connect_delay
0
-
connect_interval
1
-
copy_file
remcos.exe
-
copy_folder
Remcos
-
delete_file
false
-
hide_file
false
-
hide_keylog_file
false
-
install_flag
false
-
keylog_crypt
false
-
keylog_file
logs.dat
-
keylog_flag
false
-
keylog_folder
remcos
-
mouse_option
false
-
mutex
Rmc-FF0K7G
-
screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screenshots
-
screenshot_path
%AppData%
-
screenshot_time
10
-
startup_value
Remcos
-
take_screenshot_option
false
-
take_screenshot_time
5
Signatures
- Remcos
Remcos is a closed-source remote control and surveillance software.
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 3 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 18 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\AWB DHL 54900000789.exe"C:\Users\Admin\AppData\Local\Temp\AWB DHL 54900000789.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\QBfPrTexX.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QBfPrTexX" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE14.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\AWB DHL 54900000789.exe"C:\Users\Admin\AppData\Local\Temp\AWB DHL 54900000789.exe"2⤵
-
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4076,i,1809100026287847100,9768898026582633513,262144 --variations-seed-version --mojo-platform-channel-handle=4188 /prefetch:81⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
__PSScriptPolicyTest_fmewhfci.vfi.ps1
tmpE14.tmp
memory/2236-43-0x0000000006880000-0x00000000068CC000-memory.dmp
memory/2236-68-0x0000000007DA0000-0x0000000007DB4000-memory.dmp
memory/2236-73-0x0000000074E90000-0x0000000075640000-memory.dmp
memory/2236-70-0x0000000007E80000-0x0000000007E88000-memory.dmp
memory/2236-69-0x0000000007EA0000-0x0000000007EBA000-memory.dmp
memory/2236-41-0x0000000006830000-0x000000000684E000-memory.dmp
memory/2236-67-0x0000000007D90000-0x0000000007D9E000-memory.dmp
memory/2236-63-0x0000000007D60000-0x0000000007D71000-memory.dmp
memory/2236-62-0x0000000007DE0000-0x0000000007E76000-memory.dmp
memory/2236-44-0x00000000079D0000-0x0000000007A02000-memory.dmp
memory/2236-17-0x0000000005AC0000-0x00000000060E8000-memory.dmp
memory/2236-16-0x0000000074E90000-0x0000000075640000-memory.dmp
memory/2236-18-0x0000000074E90000-0x0000000075640000-memory.dmp
memory/2236-59-0x0000000007BD0000-0x0000000007BDA000-memory.dmp
memory/2236-22-0x00000000060F0000-0x0000000006156000-memory.dmp
memory/2236-21-0x0000000005900000-0x0000000005966000-memory.dmp
memory/2236-20-0x0000000005760000-0x0000000005782000-memory.dmp
memory/2236-58-0x0000000007B60000-0x0000000007B7A000-memory.dmp
memory/2236-33-0x0000000074E90000-0x0000000075640000-memory.dmp
memory/2236-57-0x00000000081A0000-0x000000000881A000-memory.dmp
memory/2236-56-0x0000000007A30000-0x0000000007AD3000-memory.dmp
memory/2236-55-0x0000000007A10000-0x0000000007A2E000-memory.dmp
memory/2236-45-0x000000006F960000-0x000000006F9AC000-memory.dmp
memory/2236-32-0x0000000006260000-0x00000000065B4000-memory.dmp
memory/2236-15-0x0000000002F00000-0x0000000002F36000-memory.dmp
memory/3368-8-0x0000000005F30000-0x0000000005F40000-memory.dmp
memory/3368-10-0x0000000008AB0000-0x0000000008B4C000-memory.dmp
memory/3368-0-0x0000000074E9E000-0x0000000074E9F000-memory.dmp
memory/3368-9-0x0000000005F90000-0x000000000604E000-memory.dmp
memory/3368-5-0x0000000074E90000-0x0000000075640000-memory.dmp
memory/3368-6-0x0000000005230000-0x0000000005246000-memory.dmp
memory/3368-4-0x0000000004D10000-0x0000000004D1A000-memory.dmp
memory/3368-7-0x0000000005F20000-0x0000000005F2E000-memory.dmp
memory/3368-1-0x0000000000250000-0x0000000000332000-memory.dmp
memory/3368-2-0x0000000005270000-0x0000000005814000-memory.dmp
memory/3368-3-0x0000000004D60000-0x0000000004DF2000-memory.dmp
memory/3368-42-0x0000000074E90000-0x0000000075640000-memory.dmp
memory/3460-64-0x0000000000400000-0x000000000047F000-memory.dmp
memory/3460-40-0x0000000000400000-0x000000000047F000-memory.dmp
memory/3460-61-0x0000000000400000-0x000000000047F000-memory.dmp
memory/3460-34-0x0000000000400000-0x000000000047F000-memory.dmp
memory/3460-35-0x0000000000400000-0x000000000047F000-memory.dmp
memory/3460-36-0x0000000000400000-0x000000000047F000-memory.dmp
memory/3460-38-0x0000000000400000-0x000000000047F000-memory.dmp
memory/3460-75-0x0000000000400000-0x000000000047F000-memory.dmp
memory/3460-74-0x0000000000400000-0x000000000047F000-memory.dmp
memory/3460-60-0x0000000000400000-0x000000000047F000-memory.dmp
memory/3460-76-0x0000000000400000-0x000000000047F000-memory.dmp
memory/3460-77-0x0000000000400000-0x000000000047F000-memory.dmp
memory/3460-78-0x0000000000400000-0x000000000047F000-memory.dmp
memory/3460-79-0x0000000000400000-0x000000000047F000-memory.dmp
memory/3460-80-0x0000000000400000-0x000000000047F000-memory.dmp
memory/3460-81-0x0000000000400000-0x000000000047F000-memory.dmp
memory/3460-82-0x0000000000400000-0x000000000047F000-memory.dmp