Analysis
-
max time kernel
134s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
11-05-2024 01:46
Static task
static1
Behavioral task
behavioral1
Sample
acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe
Resource
win7-20240215-en
General
-
Target
acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe
-
Size
606KB
-
MD5
26b9175fdea8189a3dfbbfadd992162a
-
SHA1
7ed89ce0650ff7a790b70b94c7aea014d431e069
-
SHA256
acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18
-
SHA512
7f5eef81b1a9d0dc45df0edd20dc298c7f348671f9716c94ed80fe045c7e5826955ef70e21df6012e89faf315c0357bbd0036ab90770d6d3f8df8d34704a7f47
-
SSDEEP
12288:H+Dbg4B778QecVQuGWAsuzlK4J/cgr/nKkKeZZn++J6zpSZLTIvsQuWEAmD:2g4BXQ5LsuzlK9gTfK48+JYQLTx9W
Malware Config
Extracted
remcos
1.7 Pro
gg
62.102.148.185:9771
-
audio_folder
audio
-
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
newstart
-
keylog_path
%AppData%
-
mouse_option
false
-
mutex
remcos_wgwfvnfssp
-
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
-
detects Windows exceutables potentially bypassing UAC using eventvwr.exe 3 IoCs
Processes:
resource yara_rule behavioral2/memory/4020-49-0x0000000000400000-0x0000000000417000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer behavioral2/memory/4020-48-0x0000000000400000-0x0000000000417000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer behavioral2/memory/4020-34-0x0000000000400000-0x0000000000417000-memory.dmp INDICATOR_SUSPICIOUS_EXE_UACBypass_EventViewer -
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.
Processes:
powershell.exepowershell.exepid Process 3380 powershell.exe 3060 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000\Control Panel\International\Geo\Nation acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exedescription pid Process procid_target PID 1504 set thread context of 4020 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 104 -
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 16 IoCs
Processes:
acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exepowershell.exepowershell.exepid Process 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 3380 powershell.exe 3060 powershell.exe 3060 powershell.exe 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 3380 powershell.exe 3060 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exepowershell.exepowershell.exedescription pid Process Token: SeDebugPrivilege 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe Token: SeDebugPrivilege 3380 powershell.exe Token: SeDebugPrivilege 3060 powershell.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exepid Process 4020 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exedescription pid Process procid_target PID 1504 wrote to memory of 3380 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 98 PID 1504 wrote to memory of 3380 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 98 PID 1504 wrote to memory of 3380 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 98 PID 1504 wrote to memory of 3060 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 100 PID 1504 wrote to memory of 3060 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 100 PID 1504 wrote to memory of 3060 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 100 PID 1504 wrote to memory of 1744 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 102 PID 1504 wrote to memory of 1744 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 102 PID 1504 wrote to memory of 1744 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 102 PID 1504 wrote to memory of 4020 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 104 PID 1504 wrote to memory of 4020 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 104 PID 1504 wrote to memory of 4020 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 104 PID 1504 wrote to memory of 4020 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 104 PID 1504 wrote to memory of 4020 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 104 PID 1504 wrote to memory of 4020 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 104 PID 1504 wrote to memory of 4020 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 104 PID 1504 wrote to memory of 4020 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 104 PID 1504 wrote to memory of 4020 1504 acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe 104
Processes
-
C:\Users\Admin\AppData\Local\Temp\acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe"C:\Users\Admin\AppData\Local\Temp\acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1504 -
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\acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3380
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\mVRHqirOY.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3060
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\mVRHqirOY" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE29F.tmp"2⤵
- Creates scheduled task(s)
PID:1744
-
-
C:\Users\Admin\AppData\Local\Temp\acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe"C:\Users\Admin\AppData\Local\Temp\acbf12b2320144b2fa6410177816a70ffd423790b5c65cb6d6c6566e0ca1be18.exe"2⤵
- Suspicious use of SetWindowsHookEx
PID:4020
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
1KB
MD5c70ada00fd0e9f37977b9f97f4b5588f
SHA168dae7fe4a9db12dbcf4009e2ff442870343384c
SHA256b3046d0dcbac566935a11fa54e62d3f1487d2baf25a884fbeb133b25f5b10de4
SHA51273958baf8ebdc997e13f4d21952cdc00178483730f4197238367e27b5433ef735d286dc3e7f62b68ff0f7f168ff01a4234bf55e397c1e5f6c34170036ba049c4