Analysis
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max time kernel
147s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
13-08-2024 13:52
Static task
static1
Behavioral task
behavioral1
Sample
Heatecholdings PO #50927.bat.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
Heatecholdings PO #50927.bat.exe
Resource
win10v2004-20240802-en
General
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Target
Heatecholdings PO #50927.bat.exe
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Size
1.1MB
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MD5
feefffb2f85e6449769501809c3da84c
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SHA1
e8841eb6afd72c1487ec5323a5bc4f37bfae0dcf
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SHA256
b778e6e8c6b8265fff7a08768f5f1364ad81c68184902032589eb1e4b67df244
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SHA512
83a4c56f10148660c5c528f1b637dc40ffd1337a87be2f50161813c9d36641a48cf7babf8d0dfea2414f38da43a95529c8fe00e8c135243b380ea518496e9457
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SSDEEP
24576:hNDsYdZxwZQSkazcndb4MeFCu5+eADOWWiKDZbD0E+ou3x9+rreMoB:7teZExndpegSgLk/0E+h3L+rW
Malware Config
Extracted
remcos
RemoteHost
65.21.66.222:9821
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audio_folder
MicRecords
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audio_record_time
5
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connect_delay
0
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connect_interval
1
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copy_file
remcos.exe
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copy_folder
Remcos
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delete_file
false
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hide_file
false
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hide_keylog_file
false
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install_flag
false
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keylog_crypt
false
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keylog_file
logs.dat
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keylog_flag
false
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keylog_folder
remcos
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mouse_option
false
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mutex
Rmc-LDQ8V0
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screenshot_crypt
false
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screenshot_flag
false
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screenshot_folder
Screenshots
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screenshot_path
%AppData%
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screenshot_time
10
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startup_value
Remcos
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take_screenshot_option
false
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take_screenshot_time
5
Signatures
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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 2480 powershell.exe 4112 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
Heatecholdings PO #50927.bat.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation Heatecholdings PO #50927.bat.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
Heatecholdings PO #50927.bat.exedescription pid Process procid_target PID 1152 set thread context of 4276 1152 Heatecholdings PO #50927.bat.exe 108 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
Heatecholdings PO #50927.bat.exeHeatecholdings PO #50927.bat.exepowershell.exepowershell.exeschtasks.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Heatecholdings PO #50927.bat.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Heatecholdings PO #50927.bat.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language powershell.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 14 IoCs
Processes:
Heatecholdings PO #50927.bat.exepowershell.exepowershell.exepid Process 1152 Heatecholdings PO #50927.bat.exe 1152 Heatecholdings PO #50927.bat.exe 1152 Heatecholdings PO #50927.bat.exe 1152 Heatecholdings PO #50927.bat.exe 1152 Heatecholdings PO #50927.bat.exe 1152 Heatecholdings PO #50927.bat.exe 1152 Heatecholdings PO #50927.bat.exe 2480 powershell.exe 2480 powershell.exe 4112 powershell.exe 4112 powershell.exe 1152 Heatecholdings PO #50927.bat.exe 2480 powershell.exe 4112 powershell.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
Heatecholdings PO #50927.bat.exepowershell.exepowershell.exedescription pid Process Token: SeDebugPrivilege 1152 Heatecholdings PO #50927.bat.exe Token: SeDebugPrivilege 2480 powershell.exe Token: SeDebugPrivilege 4112 powershell.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
Heatecholdings PO #50927.bat.exedescription pid Process procid_target PID 1152 wrote to memory of 2480 1152 Heatecholdings PO #50927.bat.exe 102 PID 1152 wrote to memory of 2480 1152 Heatecholdings PO #50927.bat.exe 102 PID 1152 wrote to memory of 2480 1152 Heatecholdings PO #50927.bat.exe 102 PID 1152 wrote to memory of 4112 1152 Heatecholdings PO #50927.bat.exe 104 PID 1152 wrote to memory of 4112 1152 Heatecholdings PO #50927.bat.exe 104 PID 1152 wrote to memory of 4112 1152 Heatecholdings PO #50927.bat.exe 104 PID 1152 wrote to memory of 368 1152 Heatecholdings PO #50927.bat.exe 106 PID 1152 wrote to memory of 368 1152 Heatecholdings PO #50927.bat.exe 106 PID 1152 wrote to memory of 368 1152 Heatecholdings PO #50927.bat.exe 106 PID 1152 wrote to memory of 4276 1152 Heatecholdings PO #50927.bat.exe 108 PID 1152 wrote to memory of 4276 1152 Heatecholdings PO #50927.bat.exe 108 PID 1152 wrote to memory of 4276 1152 Heatecholdings PO #50927.bat.exe 108 PID 1152 wrote to memory of 4276 1152 Heatecholdings PO #50927.bat.exe 108 PID 1152 wrote to memory of 4276 1152 Heatecholdings PO #50927.bat.exe 108 PID 1152 wrote to memory of 4276 1152 Heatecholdings PO #50927.bat.exe 108 PID 1152 wrote to memory of 4276 1152 Heatecholdings PO #50927.bat.exe 108 PID 1152 wrote to memory of 4276 1152 Heatecholdings PO #50927.bat.exe 108 PID 1152 wrote to memory of 4276 1152 Heatecholdings PO #50927.bat.exe 108 PID 1152 wrote to memory of 4276 1152 Heatecholdings PO #50927.bat.exe 108 PID 1152 wrote to memory of 4276 1152 Heatecholdings PO #50927.bat.exe 108 PID 1152 wrote to memory of 4276 1152 Heatecholdings PO #50927.bat.exe 108
Processes
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C:\Users\Admin\AppData\Local\Temp\Heatecholdings PO #50927.bat.exe"C:\Users\Admin\AppData\Local\Temp\Heatecholdings PO #50927.bat.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1152 -
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\Heatecholdings PO #50927.bat.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2480
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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\NUKXaCFNwRYYxi.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4112
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\NUKXaCFNwRYYxi" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAB5E.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:368
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C:\Users\Admin\AppData\Local\Temp\Heatecholdings PO #50927.bat.exe"C:\Users\Admin\AppData\Local\Temp\Heatecholdings PO #50927.bat.exe"2⤵
- System Location Discovery: System Language Discovery
PID:4276
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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 --field-trial-handle=4400,i,11251706013556949551,5157034131170452377,262144 --variations-seed-version --mojo-platform-channel-handle=3036 /prefetch:81⤵PID:4388
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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Filesize
18KB
MD5f9c130aee58e7e0075c6c9c371284683
SHA1170a06f84d59c5101b1638c87e54e5a0b5af7385
SHA256c06639c9e45585782fa5fc82b25d19caae64d22d3fd08b55f059f2c07bb62c51
SHA5123df7fe3b5a6397c72fbf5a76cb5ee2ec3be43cc979ea03b0991a666504605238438fd1cf207e861d76a06a2c52664b52b678e991d7a04824c7d53c24dcd37a96
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
1KB
MD56b104465920dc740c87ed557ea6a0c2b
SHA164001d088c23a70567ac6575c5e62edab30657f9
SHA25691d5e569170600259ae99bcb6f8c6c01b65ad90f5dfe8ee99949b6621747aa77
SHA512e4e01425656bae986f1585a822f080c8b94b177a7e65485aa107a83d32aebbb35e5545675c27001d78c116dd89d2315802ba8336c871d0f90496a6279f957af6