Analysis
- max time kernel
152s - max time network
158s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
30/03/2024, 11:43
General
- Target 3b1732d4f0220b0dc1b6afa25f30f0c5_JaffaCakes118.exe
- Size 716KB
- Sample240330-nvz84aeg83
- SHA256 d951a04002bfca7275d860f6f4ea6572939488c8791a9d6564137304bc534fcf
Malware Config
Extracted
-
remcos
-
3.3.0 Pro
-
RemoteHost
-
salford1.ddns.net:2404
-
salford2.ddns.net:2404
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salford3.ddns.net:2404
-
audio_folder
MicRecords
-
audio_path
%AppData%
-
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
-
install_path
%AppData%
-
keylog_crypt
false
-
keylog_file
logs.dat
-
keylog_flag
false
-
keylog_folder
remcos
-
keylog_path
%AppData%
-
mouse_option
false
-
mutex
Remcos-EOP31A
-
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
-
take_screenshot_title
wikipedia;solitaire;
Signatures
- Remcos
Remcos is a closed-source remote control and surveillance software.
- 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 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 18 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\3b1732d4f0220b0dc1b6afa25f30f0c5_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\3b1732d4f0220b0dc1b6afa25f30f0c5_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- 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\Local\Temp\3b1732d4f0220b0dc1b6afa25f30f0c5_JaffaCakes118.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ESxaCYxjHn" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA43A.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\3b1732d4f0220b0dc1b6afa25f30f0c5_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\3b1732d4f0220b0dc1b6afa25f30f0c5_JaffaCakes118.exe"2⤵
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
__PSScriptPolicyTest_4j105nfz.vgg.ps1
logs.dat
memory/2896-61-0x0000000008250000-0x00000000088CA000-memory.dmp
memory/2896-62-0x0000000007C00000-0x0000000007C1A000-memory.dmp
memory/2896-73-0x0000000074BF0000-0x00000000753A0000-memory.dmp
memory/2896-70-0x0000000007F20000-0x0000000007F28000-memory.dmp
memory/2896-69-0x0000000007F40000-0x0000000007F5A000-memory.dmp
memory/2896-68-0x0000000007E40000-0x0000000007E54000-memory.dmp
memory/2896-67-0x0000000007E30000-0x0000000007E3E000-memory.dmp
memory/2896-38-0x0000000006200000-0x0000000006266000-memory.dmp
memory/2896-65-0x0000000007E80000-0x0000000007F16000-memory.dmp
memory/2896-17-0x0000000002F30000-0x0000000002F66000-memory.dmp
memory/2896-64-0x0000000007C70000-0x0000000007C7A000-memory.dmp
memory/2896-19-0x0000000074BF0000-0x00000000753A0000-memory.dmp
memory/2896-21-0x0000000005470000-0x0000000005480000-memory.dmp
memory/2896-45-0x0000000006920000-0x000000000696C000-memory.dmp
memory/2896-26-0x0000000005470000-0x0000000005480000-memory.dmp
memory/2896-60-0x0000000007AD0000-0x0000000007B73000-memory.dmp
memory/2896-59-0x0000000006EB0000-0x0000000006ECE000-memory.dmp
memory/2896-27-0x0000000005AB0000-0x00000000060D8000-memory.dmp
memory/2896-49-0x00000000714D0000-0x000000007151C000-memory.dmp
memory/2896-48-0x0000000006ED0000-0x0000000006F02000-memory.dmp
memory/2896-47-0x000000007F290000-0x000000007F2A0000-memory.dmp
memory/2896-31-0x00000000059A0000-0x00000000059C2000-memory.dmp
memory/2896-46-0x0000000005470000-0x0000000005480000-memory.dmp
memory/2896-32-0x0000000006190000-0x00000000061F6000-memory.dmp
memory/2896-66-0x0000000007E00000-0x0000000007E11000-memory.dmp
memory/2896-43-0x0000000006420000-0x0000000006774000-memory.dmp
memory/2896-44-0x00000000068D0000-0x00000000068EE000-memory.dmp
memory/3116-29-0x0000000074BF0000-0x00000000753A0000-memory.dmp
memory/3116-8-0x0000000074BF0000-0x00000000753A0000-memory.dmp
memory/3116-0-0x0000000000A20000-0x0000000000ADC000-memory.dmp
memory/3116-4-0x0000000005740000-0x0000000005750000-memory.dmp
memory/3116-5-0x00000000054A0000-0x00000000054AA000-memory.dmp
memory/3116-3-0x00000000054F0000-0x0000000005582000-memory.dmp
memory/3116-2-0x0000000005A00000-0x0000000005FA4000-memory.dmp
memory/3116-1-0x0000000074BF0000-0x00000000753A0000-memory.dmp
memory/3116-6-0x0000000006930000-0x00000000069CC000-memory.dmp
memory/3116-7-0x0000000006890000-0x000000000689E000-memory.dmp
memory/3116-10-0x000000000A7B0000-0x000000000A84C000-memory.dmp
memory/3116-9-0x0000000005740000-0x0000000005750000-memory.dmp
memory/4788-28-0x0000000000400000-0x0000000000479000-memory.dmp
memory/4788-16-0x0000000000400000-0x0000000000479000-memory.dmp
memory/4788-20-0x0000000000400000-0x0000000000479000-memory.dmp
memory/4788-30-0x0000000000400000-0x0000000000479000-memory.dmp
memory/4788-24-0x0000000000400000-0x0000000000479000-memory.dmp
memory/4788-77-0x0000000000400000-0x0000000000479000-memory.dmp
memory/4788-18-0x0000000000400000-0x0000000000479000-memory.dmp