Analysis
- max time kernel
147s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
22/06/2024, 01:00
General
- Target 845c3ba76768948ab3df490599f02d060cd464c6251e16e7847d53707254ee46.exe
- Size 547KB
- Sample240622-bc3v2szbjf
- SHA256 845c3ba76768948ab3df490599f02d060cd464c6251e16e7847d53707254ee46
Malware Config
Extracted
-
remcos
-
1.7 Pro
-
banksy
-
62.102.148.166:3319
-
audio_folder
audio
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audio_path
%AppData%
-
audio_record_time
5
-
connect_delay
0
-
connect_interval
5
-
copy_file
remcos.exe
-
copy_folder
remcos
-
delete_file
false
-
hide_file
false
-
hide_keylog_file
false
-
install_flag
false
-
install_path
%AppData%
-
keylog_crypt
false
-
keylog_file
logs.dat
-
keylog_flag
false
-
keylog_folder
egsy
-
keylog_path
%AppData%
-
mouse_option
false
-
mutex
remcos_rpklfmytvo
-
screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screens
-
screenshot_path
%AppData%
-
screenshot_time
1
-
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 2 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).
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 16 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 21 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\845c3ba76768948ab3df490599f02d060cd464c6251e16e7847d53707254ee46.exe"C:\Users\Admin\AppData\Local\Temp\845c3ba76768948ab3df490599f02d060cd464c6251e16e7847d53707254ee46.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- 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" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\845c3ba76768948ab3df490599f02d060cd464c6251e16e7847d53707254ee46.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\jBAjnj.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\jBAjnj" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBECC.tmp"2⤵
- Scheduled Task/Job: Scheduled Task
-
-
C:\Users\Admin\AppData\Local\Temp\845c3ba76768948ab3df490599f02d060cd464c6251e16e7847d53707254ee46.exe"C:\Users\Admin\AppData\Local\Temp\845c3ba76768948ab3df490599f02d060cd464c6251e16e7847d53707254ee46.exe"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\845c3ba76768948ab3df490599f02d060cd464c6251e16e7847d53707254ee46.exe"C:\Users\Admin\AppData\Local\Temp\845c3ba76768948ab3df490599f02d060cd464c6251e16e7847d53707254ee46.exe"2⤵
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
powershell.exe.log
StartupProfileData-NonInteractive
__PSScriptPolicyTest_idzshp2f.0bk.ps1
tmpBECC.tmp
memory/756-82-0x0000000007460000-0x000000000747A000-memory.dmp
memory/756-84-0x00000000074D0000-0x00000000074DA000-memory.dmp
memory/756-87-0x0000000007690000-0x000000000769E000-memory.dmp
memory/756-59-0x00000000070F0000-0x0000000007122000-memory.dmp
memory/756-60-0x0000000075B30000-0x0000000075B7C000-memory.dmp
memory/756-71-0x00000000066F0000-0x000000000670E000-memory.dmp
memory/756-96-0x00000000752A0000-0x0000000075A50000-memory.dmp
memory/756-56-0x00000000752A0000-0x0000000075A50000-memory.dmp
memory/756-34-0x00000000752A0000-0x0000000075A50000-memory.dmp
memory/756-27-0x00000000752A0000-0x0000000075A50000-memory.dmp
memory/924-13-0x00000000752AE000-0x00000000752AF000-memory.dmp
memory/924-5-0x00000000752A0000-0x0000000075A50000-memory.dmp
memory/924-1-0x0000000000B10000-0x0000000000B9E000-memory.dmp
memory/924-2-0x0000000005AB0000-0x0000000006054000-memory.dmp
memory/924-14-0x00000000752A0000-0x0000000075A50000-memory.dmp
memory/924-3-0x00000000055A0000-0x0000000005632000-memory.dmp
memory/924-4-0x0000000005740000-0x000000000574A000-memory.dmp
memory/924-0-0x00000000752AE000-0x00000000752AF000-memory.dmp
memory/924-6-0x0000000006590000-0x0000000006ABC000-memory.dmp
memory/924-12-0x00000000076A0000-0x0000000007700000-memory.dmp
memory/924-7-0x0000000005890000-0x000000000592C000-memory.dmp
memory/924-55-0x00000000752A0000-0x0000000075A50000-memory.dmp
memory/924-11-0x0000000006570000-0x000000000657C000-memory.dmp
memory/924-8-0x0000000006160000-0x00000000061D4000-memory.dmp
memory/924-9-0x0000000005880000-0x0000000005892000-memory.dmp
memory/924-10-0x0000000006200000-0x0000000006208000-memory.dmp
memory/1944-83-0x0000000007470000-0x0000000007AEA000-memory.dmp
memory/1944-88-0x0000000007060000-0x0000000007074000-memory.dmp
memory/1944-20-0x00000000752A0000-0x0000000075A50000-memory.dmp
memory/1944-57-0x0000000005B00000-0x0000000005B1E000-memory.dmp
memory/1944-21-0x0000000004C50000-0x0000000005278000-memory.dmp
memory/1944-81-0x0000000006D20000-0x0000000006DC3000-memory.dmp
memory/1944-22-0x00000000752A0000-0x0000000075A50000-memory.dmp
memory/1944-19-0x0000000004540000-0x0000000004576000-memory.dmp
memory/1944-26-0x00000000053D0000-0x0000000005436000-memory.dmp
memory/1944-46-0x0000000005640000-0x0000000005994000-memory.dmp
memory/1944-25-0x00000000052F0000-0x0000000005356000-memory.dmp
memory/1944-54-0x00000000752A0000-0x0000000075A50000-memory.dmp
memory/1944-70-0x0000000075B30000-0x0000000075B7C000-memory.dmp
memory/1944-85-0x00000000070A0000-0x0000000007136000-memory.dmp
memory/1944-86-0x0000000007020000-0x0000000007031000-memory.dmp
memory/1944-24-0x0000000004B40000-0x0000000004B62000-memory.dmp
memory/1944-58-0x0000000005B90000-0x0000000005BDC000-memory.dmp
memory/1944-90-0x0000000007140000-0x0000000007148000-memory.dmp
memory/1944-89-0x0000000007160000-0x000000000717A000-memory.dmp
memory/1944-97-0x00000000752A0000-0x0000000075A50000-memory.dmp
memory/4956-45-0x0000000000400000-0x0000000000417000-memory.dmp
memory/4956-47-0x0000000000400000-0x0000000000417000-memory.dmp
memory/4956-41-0x0000000000400000-0x0000000000417000-memory.dmp