Analysis
- max time kernel
143s - max time network
155s - platform
windows10-2004_x64 - resource
win10v2004-20240704-en - resource tags
- submitted
06/07/2024, 03:26
General
- Target 86329825eaf86f08f84bfc3ddd8870b5c05f47a43aba3695eea5ca4c7a0ee00b.exe
- Size 562KB
- Sample240706-dzc91svanq
- SHA256 86329825eaf86f08f84bfc3ddd8870b5c05f47a43aba3695eea5ca4c7a0ee00b
Malware Config
Extracted
-
remcos
-
1.7 Pro
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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
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keylog_path
%AppData%
-
mouse_option
false
-
mutex
remcos_rpklfmytvo
-
screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screens
-
screenshot_path
%AppData%
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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 17 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 21 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\86329825eaf86f08f84bfc3ddd8870b5c05f47a43aba3695eea5ca4c7a0ee00b.exe"C:\Users\Admin\AppData\Local\Temp\86329825eaf86f08f84bfc3ddd8870b5c05f47a43aba3695eea5ca4c7a0ee00b.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\86329825eaf86f08f84bfc3ddd8870b5c05f47a43aba3695eea5ca4c7a0ee00b.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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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\Roaming\dtWNlmWxZvNhIT.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\dtWNlmWxZvNhIT" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2B60.tmp"2⤵
- Scheduled Task/Job: Scheduled Task
-
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C:\Users\Admin\AppData\Local\Temp\86329825eaf86f08f84bfc3ddd8870b5c05f47a43aba3695eea5ca4c7a0ee00b.exe"C:\Users\Admin\AppData\Local\Temp\86329825eaf86f08f84bfc3ddd8870b5c05f47a43aba3695eea5ca4c7a0ee00b.exe"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\86329825eaf86f08f84bfc3ddd8870b5c05f47a43aba3695eea5ca4c7a0ee00b.exe"C:\Users\Admin\AppData\Local\Temp\86329825eaf86f08f84bfc3ddd8870b5c05f47a43aba3695eea5ca4c7a0ee00b.exe"2⤵
- Suspicious use of SetWindowsHookEx
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
powershell.exe.log
StartupProfileData-NonInteractive
__PSScriptPolicyTest_lkgvppfc.xa3.ps1
tmp2B60.tmp
memory/1068-85-0x0000000007C20000-0x0000000007C2E000-memory.dmp
memory/1068-21-0x00000000057A0000-0x0000000005DC8000-memory.dmp
memory/1068-83-0x0000000007C70000-0x0000000007D06000-memory.dmp
memory/1068-70-0x0000000073230000-0x000000007327C000-memory.dmp
memory/1068-25-0x0000000005700000-0x0000000005722000-memory.dmp
memory/1068-40-0x0000000074760000-0x0000000074F10000-memory.dmp
memory/1068-87-0x0000000007D30000-0x0000000007D4A000-memory.dmp
memory/1068-95-0x0000000074760000-0x0000000074F10000-memory.dmp
memory/1068-28-0x00000000060A0000-0x0000000006106000-memory.dmp
memory/1068-26-0x0000000005F80000-0x0000000005FE6000-memory.dmp
memory/1068-18-0x0000000005110000-0x0000000005146000-memory.dmp
memory/1068-19-0x0000000074760000-0x0000000074F10000-memory.dmp
memory/1068-20-0x0000000074760000-0x0000000074F10000-memory.dmp
memory/1884-32-0x0000000000400000-0x0000000000417000-memory.dmp
memory/1884-27-0x0000000000400000-0x0000000000417000-memory.dmp
memory/1884-30-0x0000000000400000-0x0000000000417000-memory.dmp
memory/3692-68-0x00000000061F0000-0x000000000620E000-memory.dmp
memory/3692-84-0x0000000007170000-0x0000000007181000-memory.dmp
memory/3692-22-0x0000000074760000-0x0000000074F10000-memory.dmp
memory/3692-94-0x0000000074760000-0x0000000074F10000-memory.dmp
memory/3692-88-0x0000000007290000-0x0000000007298000-memory.dmp
memory/3692-31-0x0000000074760000-0x0000000074F10000-memory.dmp
memory/3692-86-0x00000000071B0000-0x00000000071C4000-memory.dmp
memory/3692-69-0x0000000006C40000-0x0000000006CE3000-memory.dmp
memory/3692-24-0x0000000074760000-0x0000000074F10000-memory.dmp
memory/3692-82-0x0000000006FE0000-0x0000000006FEA000-memory.dmp
memory/3692-81-0x0000000006F70000-0x0000000006F8A000-memory.dmp
memory/3692-55-0x0000000005C40000-0x0000000005C5E000-memory.dmp
memory/3692-56-0x0000000005C60000-0x0000000005CAC000-memory.dmp
memory/3692-58-0x0000000073230000-0x000000007327C000-memory.dmp
memory/3692-57-0x0000000006210000-0x0000000006242000-memory.dmp
memory/3692-80-0x00000000075B0000-0x0000000007C2A000-memory.dmp
memory/3848-9-0x0000000006710000-0x0000000006720000-memory.dmp
memory/3848-7-0x0000000006720000-0x0000000006C4C000-memory.dmp
memory/3848-0-0x000000007476E000-0x000000007476F000-memory.dmp
memory/3848-8-0x0000000005810000-0x00000000058AC000-memory.dmp
memory/3848-42-0x0000000074760000-0x0000000074F10000-memory.dmp
memory/3848-6-0x00000000056E0000-0x00000000056EA000-memory.dmp
memory/3848-10-0x0000000007650000-0x000000000765C000-memory.dmp
memory/3848-5-0x0000000074760000-0x0000000074F10000-memory.dmp
memory/3848-11-0x00000000076F0000-0x0000000007750000-memory.dmp
memory/3848-4-0x0000000005E90000-0x00000000061E4000-memory.dmp
memory/3848-12-0x000000007476E000-0x000000007476F000-memory.dmp
memory/3848-3-0x0000000005420000-0x00000000054B2000-memory.dmp
memory/3848-2-0x00000000058E0000-0x0000000005E84000-memory.dmp
memory/3848-13-0x0000000074760000-0x0000000074F10000-memory.dmp
memory/3848-1-0x00000000009A0000-0x0000000000A32000-memory.dmp