Analysis
-
max time kernel
148s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
26-09-2024 01:12
Static task
static1
Behavioral task
behavioral1
Sample
9582023 Diesel Power Plant.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
9582023 Diesel Power Plant.exe
Resource
win10v2004-20240802-en
General
-
Target
9582023 Diesel Power Plant.exe
-
Size
925KB
-
MD5
c389b87b78df960f50d0848ccff471a6
-
SHA1
c0a4c51af56dd5a3c5472ee86d3388a56e1cb901
-
SHA256
5bf25358184f7ddd5da889cee29f7adb0f8db9aa9c130b8c83a93f616919fb9d
-
SHA512
5d5681ff306a71856549674c8dbca00e6ac552b60dae822e356d5e189403de3cbac181b47e64293b2cd95f46f30c9b7f8f4c16eac0def188b6d98445b55a1b1c
-
SSDEEP
24576:fMlPuJwI0Xvuwl2wfnV4nG6vv1BIfrlu6cZVp:fM1CwpWwQwfyG6vv1BB
Malware Config
Extracted
remcos
RemoteHost
www.drechftankholding.com:2404
-
audio_folder
MicRecords
-
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
-
keylog_crypt
false
-
keylog_file
logs.dat
-
keylog_flag
false
-
keylog_folder
dfgh
-
mouse_option
false
-
mutex
Rmc-8J6PG9
-
screenshot_crypt
false
-
screenshot_flag
false
-
screenshot_folder
Screenshots
-
screenshot_path
%AppData%
-
screenshot_time
10
-
take_screenshot_option
false
-
take_screenshot_time
5
Signatures
-
Detected Nirsoft tools 3 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
resource yara_rule behavioral2/memory/3528-101-0x0000000000400000-0x0000000000424000-memory.dmp Nirsoft behavioral2/memory/4668-100-0x0000000000400000-0x0000000000462000-memory.dmp Nirsoft behavioral2/memory/3848-92-0x0000000000400000-0x0000000000478000-memory.dmp Nirsoft -
NirSoft MailPassView 1 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral2/memory/4668-100-0x0000000000400000-0x0000000000462000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 1 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral2/memory/3848-92-0x0000000000400000-0x0000000000478000-memory.dmp WebBrowserPassView -
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.
pid Process 4472 powershell.exe 456 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation 9582023 Diesel Power Plant.exe -
Uses the VBS compiler for execution 1 TTPs
-
Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.exe -
Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 2496 set thread context of 4400 2496 9582023 Diesel Power Plant.exe 97 PID 4400 set thread context of 3848 4400 vbc.exe 98 PID 4400 set thread context of 4668 4400 vbc.exe 99 PID 4400 set thread context of 3528 4400 vbc.exe 100 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 8 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vbc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vbc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vbc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 9582023 Diesel Power Plant.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vbc.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3300 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 12 IoCs
pid Process 2496 9582023 Diesel Power Plant.exe 4472 powershell.exe 456 powershell.exe 2496 9582023 Diesel Power Plant.exe 4472 powershell.exe 456 powershell.exe 3848 vbc.exe 3848 vbc.exe 3528 vbc.exe 3528 vbc.exe 3848 vbc.exe 3848 vbc.exe -
Suspicious behavior: MapViewOfSection 3 IoCs
pid Process 4400 vbc.exe 4400 vbc.exe 4400 vbc.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeDebugPrivilege 2496 9582023 Diesel Power Plant.exe Token: SeDebugPrivilege 4472 powershell.exe Token: SeDebugPrivilege 456 powershell.exe Token: SeDebugPrivilege 3528 vbc.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4400 vbc.exe -
Suspicious use of WriteProcessMemory 33 IoCs
description pid Process procid_target PID 2496 wrote to memory of 4472 2496 9582023 Diesel Power Plant.exe 91 PID 2496 wrote to memory of 4472 2496 9582023 Diesel Power Plant.exe 91 PID 2496 wrote to memory of 4472 2496 9582023 Diesel Power Plant.exe 91 PID 2496 wrote to memory of 456 2496 9582023 Diesel Power Plant.exe 93 PID 2496 wrote to memory of 456 2496 9582023 Diesel Power Plant.exe 93 PID 2496 wrote to memory of 456 2496 9582023 Diesel Power Plant.exe 93 PID 2496 wrote to memory of 3300 2496 9582023 Diesel Power Plant.exe 95 PID 2496 wrote to memory of 3300 2496 9582023 Diesel Power Plant.exe 95 PID 2496 wrote to memory of 3300 2496 9582023 Diesel Power Plant.exe 95 PID 2496 wrote to memory of 4400 2496 9582023 Diesel Power Plant.exe 97 PID 2496 wrote to memory of 4400 2496 9582023 Diesel Power Plant.exe 97 PID 2496 wrote to memory of 4400 2496 9582023 Diesel Power Plant.exe 97 PID 2496 wrote to memory of 4400 2496 9582023 Diesel Power Plant.exe 97 PID 2496 wrote to memory of 4400 2496 9582023 Diesel Power Plant.exe 97 PID 2496 wrote to memory of 4400 2496 9582023 Diesel Power Plant.exe 97 PID 2496 wrote to memory of 4400 2496 9582023 Diesel Power Plant.exe 97 PID 2496 wrote to memory of 4400 2496 9582023 Diesel Power Plant.exe 97 PID 2496 wrote to memory of 4400 2496 9582023 Diesel Power Plant.exe 97 PID 2496 wrote to memory of 4400 2496 9582023 Diesel Power Plant.exe 97 PID 2496 wrote to memory of 4400 2496 9582023 Diesel Power Plant.exe 97 PID 2496 wrote to memory of 4400 2496 9582023 Diesel Power Plant.exe 97 PID 4400 wrote to memory of 3848 4400 vbc.exe 98 PID 4400 wrote to memory of 3848 4400 vbc.exe 98 PID 4400 wrote to memory of 3848 4400 vbc.exe 98 PID 4400 wrote to memory of 3848 4400 vbc.exe 98 PID 4400 wrote to memory of 4668 4400 vbc.exe 99 PID 4400 wrote to memory of 4668 4400 vbc.exe 99 PID 4400 wrote to memory of 4668 4400 vbc.exe 99 PID 4400 wrote to memory of 4668 4400 vbc.exe 99 PID 4400 wrote to memory of 3528 4400 vbc.exe 100 PID 4400 wrote to memory of 3528 4400 vbc.exe 100 PID 4400 wrote to memory of 3528 4400 vbc.exe 100 PID 4400 wrote to memory of 3528 4400 vbc.exe 100
Processes
-
C:\Users\Admin\AppData\Local\Temp\9582023 Diesel Power Plant.exe"C:\Users\Admin\AppData\Local\Temp\9582023 Diesel Power Plant.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:2496 -
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\9582023 Diesel Power Plant.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4472
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\zZoEBpRNAx.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:456
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zZoEBpRNAx" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFD7A.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:3300
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"2⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4400 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\ijzyev"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:3848
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\tderfoswv"3⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
PID:4668
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\dfkjggdxjnnq"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3528
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
144B
MD5def92001c0faef959a01a28d3d26bc1d
SHA1feea496e24a71266749b3af4f20d3b096476fe27
SHA256bf2fd6f3f3d0215dbcd47999ea8dc9697fbf577dccaf93fdf2bd4ebceceef811
SHA51292b7ec23a5c92fd73b3508022fd1f08f8107420aa02451e14e3045e60349bc45ab4c389f135992e636edf75344c9a12ca2907238c3f443783aa5db4bf6b1ab99
-
Filesize
2KB
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
-
Filesize
18KB
MD572580e8f227cdb253a8fccc6eca8c433
SHA1cee55f65079ac54673f8d12f486cf29d9249347b
SHA25633c26fe7a0bb661a6db76f677b6a6ce142b80494e6bcafd08704ee41a7b78350
SHA51275c46de247cfe8f067a5d773f024eaef4273fe2d81e2038ebf311a1d5f447b1d23de918511279b257a8379c44e5690235303bdc9cb4b63738c771e57d3c65faa
-
Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
-
Filesize
4KB
MD5c0ab2847671ed5375328c5127a02cc72
SHA1dc2bcb51562fb17e5c8787833bc0181d88a5b75e
SHA256e961f466a0638bc99182d0056245e2d8bf1ccc13a189b802aada981f379e2384
SHA5120b8b634d21ac71e02cef86687bf84b6fcecfd24dafab8130f42ce8b4b3f308a2e1b1fa7bf8d37f2eda76efae2b30b8d39f41d808d771562d8545ed144241924f
-
Filesize
1KB
MD5b1a209facc4cac538442c20f9541a519
SHA15c02ddba41b5bd9f89a6866ee200aca54f1ada43
SHA256b9f888bf18e6cbae6b982d7a6f2c66575a0ab8abbefe9148c817a972a9836a97
SHA5123e9617743174add6f31cc8b86aa688d82eeb9a39eccd846b6babbe3eaa821f799382bb7b2f911d6182afb3a47ba78a5a6c9f08a799a7e630b093a93456663663