Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
21-10-2024 16:26
Static task
static1
Behavioral task
behavioral1
Sample
bad.ps1
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
bad.ps1
Resource
win10v2004-20241007-en
General
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Target
bad.ps1
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Size
110B
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MD5
23459f07fe98c203526160a5b19ee84a
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SHA1
b865f279d511965afb81d100d771557b02c5539f
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SHA256
e0d913450fcaf59df1b73c7855bb838ff86ddc84045ca69c72ebc7a8c8a53b8f
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SHA512
e3b4e3715eed7db197ba032f5b40b1f9476b8201cbfc39bfe60d8211cd921092c854b64e0921f28150f5dee212a688eb03630425b21b0645480594c6e8ac81a3
Malware Config
Signatures
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NetSupport
NetSupport is a remote access tool sold as a legitimate system administration software.
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Blocklisted process makes network request 1 IoCs
flow pid Process 4 1756 powershell.exe -
Downloads MZ/PE file
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Executes dropped EXE 1 IoCs
pid Process 4712 client32.exe -
Loads dropped DLL 6 IoCs
pid Process 4712 client32.exe 4712 client32.exe 4712 client32.exe 4712 client32.exe 4712 client32.exe 4712 client32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft = "C:\\Users\\Admin\\AppData\\Roaming\\STlGPF\\client32.exe" powershell.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\H: client32.exe File opened (read-only) \??\I: client32.exe File opened (read-only) \??\L: client32.exe File opened (read-only) \??\P: client32.exe File opened (read-only) \??\W: client32.exe File opened (read-only) \??\X: client32.exe File opened (read-only) \??\A: client32.exe File opened (read-only) \??\B: client32.exe File opened (read-only) \??\E: client32.exe File opened (read-only) \??\S: client32.exe File opened (read-only) \??\V: client32.exe File opened (read-only) \??\Z: client32.exe File opened (read-only) \??\G: client32.exe File opened (read-only) \??\O: client32.exe File opened (read-only) \??\Q: client32.exe File opened (read-only) \??\R: client32.exe File opened (read-only) \??\T: client32.exe File opened (read-only) \??\Y: client32.exe File opened (read-only) \??\J: client32.exe File opened (read-only) \??\K: client32.exe File opened (read-only) \??\M: client32.exe File opened (read-only) \??\N: client32.exe File opened (read-only) \??\U: client32.exe -
Hide Artifacts: Hidden Files and Directories 1 TTPs 1 IoCs
pid Process 2044 cmd.exe -
pid Process 1756 powershell.exe -
System Location Discovery: System Language Discovery 1 TTPs 1 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 client32.exe -
Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.
pid Process 8 ipconfig.exe -
Modifies Control Panel 28 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\Cursors\SizeNS client32.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\Cursors\SizeWE client32.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\Cursors\Wait client32.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\Cursors\AppStarting client32.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\Cursors\SizeNESW = "C:\\Windows\\cursors\\aero_nesw.cur" client32.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\Cursors\SizeNS = "C:\\Windows\\cursors\\aero_ns.cur" client32.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\Cursors\AppStarting = "C:\\Windows\\cursors\\aero_working.ani" client32.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\Cursors\UpArrow = "C:\\Windows\\cursors\\aero_up.cur" client32.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\Cursors\Wait = "C:\\Windows\\cursors\\aero_busy.ani" client32.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\Cursors\Hand client32.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\Cursors\SizeNWSE client32.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\Cursors\UpArrow client32.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\Cursors\Arrow = "C:\\Windows\\cursors\\aero_arrow.cur" client32.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\Cursors\SizeNWSE = "C:\\Windows\\cursors\\aero_nwse.cur" client32.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\Cursors\Crosshair client32.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\Cursors\SizeAll client32.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\Cursors\No client32.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\Cursors\NWPen client32.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\Cursors\SizeNESW client32.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\Cursors\IBeam client32.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\Cursors\Help = "C:\\Windows\\cursors\\aero_helpsel.cur" client32.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\Cursors\NWPen = "C:\\Windows\\cursors\\aero_pen.cur" client32.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\Cursors\SizeWE = "C:\\Windows\\cursors\\aero_ew.cur" client32.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\Cursors\Hand = "C:\\Windows\\cursors\\aero_link.cur" client32.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\Cursors\Help client32.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\Cursors\SizeAll = "C:\\Windows\\cursors\\aero_move.cur" client32.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\Cursors\Arrow client32.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\Cursors\No = "C:\\Windows\\cursors\\aero_unavail.cur" client32.exe -
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\SmoothScroll = "0" client32.exe Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\SmoothScroll = "1" client32.exe -
Modifies data under HKEY_USERS 15 IoCs
description ioc Process Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00 LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040" LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040" LogonUI.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "162" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271" LogonUI.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10" LogonUI.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1756 powershell.exe 1756 powershell.exe -
Suspicious behavior: LoadsDriver 64 IoCs
pid Process 3264 Process not Found 2056 Process not Found 4284 Process not Found 3140 Process not Found 3728 Process not Found 1632 Process not Found 4496 Process not Found 2860 Process not Found 220 Process not Found 1256 Process not Found 4316 Process not Found 2496 Process not Found 936 Process not Found 4432 Process not Found 4564 Process not Found 3100 Process not Found 4300 Process not Found 2884 Process not Found 3280 Process not Found 4252 Process not Found 3468 Process not Found 5000 Process not Found 3832 Process not Found 4900 Process not Found 2604 Process not Found 4112 Process not Found 1384 Process not Found 1360 Process not Found 1996 Process not Found 1372 Process not Found 4552 Process not Found 1848 Process not Found 3188 Process not Found 2028 Process not Found 4000 Process not Found 3676 Process not Found 4512 Process not Found 2620 Process not Found 3776 Process not Found 1412 Process not Found 3236 Process not Found 5012 Process not Found 4580 Process not Found 3248 Process not Found 4860 Process not Found 2204 Process not Found 5072 Process not Found 316 Process not Found 2124 Process not Found 5056 Process not Found 1784 Process not Found 4596 Process not Found 2892 Process not Found 4028 Process not Found 4584 Process not Found 1068 Process not Found 3580 Process not Found 856 Process not Found 396 Process not Found 4312 Process not Found 1480 Process not Found 4636 Process not Found 4544 Process not Found 1224 Process not Found -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1756 powershell.exe Token: SeSecurityPrivilege 4712 client32.exe -
Suspicious use of FindShellTrayWindow 4 IoCs
pid Process 4712 client32.exe 4712 client32.exe 4712 client32.exe 4712 client32.exe -
Suspicious use of SendNotifyMessage 1 IoCs
pid Process 4712 client32.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1272 LogonUI.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1756 wrote to memory of 8 1756 powershell.exe 86 PID 1756 wrote to memory of 8 1756 powershell.exe 86 PID 1756 wrote to memory of 2044 1756 powershell.exe 88 PID 1756 wrote to memory of 2044 1756 powershell.exe 88 PID 2044 wrote to memory of 4520 2044 cmd.exe 89 PID 2044 wrote to memory of 4520 2044 cmd.exe 89 PID 1756 wrote to memory of 4712 1756 powershell.exe 102 PID 1756 wrote to memory of 4712 1756 powershell.exe 102 PID 1756 wrote to memory of 4712 1756 powershell.exe 102 -
Views/modifies file attributes 1 TTPs 1 IoCs
pid Process 4520 attrib.exe
Processes
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\bad.ps11⤵
- Blocklisted process makes network request
- Adds Run key to start application
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1756 -
C:\Windows\system32\ipconfig.exe"C:\Windows\system32\ipconfig.exe" /flushdns2⤵
- Gathers network information
PID:8
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C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe" /c attrib +h C:\Users\Admin\AppData\Roaming\STlGPF2⤵
- Hide Artifacts: Hidden Files and Directories
- Suspicious use of WriteProcessMemory
PID:2044 -
C:\Windows\system32\attrib.exeattrib +h C:\Users\Admin\AppData\Roaming\STlGPF3⤵
- Views/modifies file attributes
PID:4520
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C:\Users\Admin\AppData\Roaming\STlGPF\client32.exe"C:\Users\Admin\AppData\Roaming\STlGPF\client32.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Modifies Control Panel
- Modifies Internet Explorer settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:4712
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C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x4 /state0:0xa3892855 /state1:0x41c64e6d1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:1272
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Modify Registry
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
320KB
MD52d3b207c8a48148296156e5725426c7f
SHA1ad464eb7cf5c19c8a443ab5b590440b32dbc618f
SHA256edfe2b923bfb5d1088de1611401f5c35ece91581e71503a5631647ac51f7d796
SHA51255c791705993b83c9b26a8dbd545d7e149c42ee358ecece638128ee271e85b4fdbfd6fbae61d13533bf39ae752144e2cc2c5edcda955f18c37a785084db0860c
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Filesize
257B
MD57067af414215ee4c50bfcd3ea43c84f0
SHA1c331d410672477844a4ca87f43a14e643c863af9
SHA2562050cc232710a2ea6a207bc78d1eac66a4042f2ee701cdfeee5de3ddcdc31d12
SHA51217b888087192bcea9f56128d0950423b1807e294d1c4f953d1bf0f5bd08e5f8e35afeee584ebf9233bfc44e0723db3661911415798159ac118c8a42aaf0b902f
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Filesize
18KB
MD5a0b9388c5f18e27266a31f8c5765b263
SHA1906f7e94f841d464d4da144f7c858fa2160e36db
SHA256313117e723dda6ea3911faacd23f4405003fb651c73de8deff10b9eb5b4a058a
SHA5126051a0b22af135b4433474dc7c6f53fb1c06844d0a30ed596a3c6c80644df511b023e140c4878867fa2578c79695fac2eb303aea87c0ecfc15a4ad264bd0b3cd
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Filesize
3.6MB
MD500587238d16012152c2e951a087f2cc9
SHA1c4e27a43075ce993ff6bb033360af386b2fc58ff
SHA25663aa18c32af7144156e7ee2d5ba0fa4f5872a7deb56894f6f96505cbc9afe6f8
SHA512637950a1f78d3f3d02c30a49a16e91cf3dfccc59104041876789bd7fdf9224d187209547766b91404c67319e13d1606da7cec397315495962cbf3e2ccd5f1226
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Filesize
117KB
MD5ee75b57b9300aab96530503bfae8a2f2
SHA198dd757e1c1fa8b5605bda892aa0b82ebefa1f07
SHA25606a0a243811e9c4738a9d413597659ca8d07b00f640b74adc9cb351c179b3268
SHA512660259bb0fd317c7fb76505da8cbc477e146615fec10e02779cd4f527aeb00caed833af72f90b128bb62f10326209125e809712d9acb41017e503126e5f85673
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Filesize
617B
MD57c6854f484a279e9642d2daa9fbb9993
SHA1dc6b5cf18eb9b38819eae455d3672eed0ef32c69
SHA25611d81c68223fb9f7b0f6e67225aa6239a5ba84b2639294cf93b759fdcf30e35c
SHA512557a1234d4c68ab49fc4757a4f85bf21b0f48c379f4ab9eba3d909d7d54f2052dcd19a0fafff0f5942b565ae2c089eeca7790ddf06aee1849a0b7477bfec5bc5
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Filesize
755KB
MD50e37fbfa79d349d672456923ec5fbbe3
SHA14e880fc7625ccf8d9ca799d5b94ce2b1e7597335
SHA2568793353461826fbd48f25ea8b835be204b758ce7510db2af631b28850355bd18
SHA5122bea9bd528513a3c6a54beac25096ee200a4e6ccfc2a308ae9cfd1ad8738e2e2defd477d59db527a048e5e9a4fe1fc1d771701de14ef82b4dbcdc90df0387630
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Filesize
32KB
MD5dcde2248d19c778a41aa165866dd52d0
SHA17ec84be84fe23f0b0093b647538737e1f19ebb03
SHA2569074fd40ea6a0caa892e6361a6a4e834c2e51e6e98d1ffcda7a9a537594a6917
SHA512c5d170d420f1aeb9bcd606a282af6e8da04ae45c83d07faaacb73ff2e27f4188b09446ce508620124f6d9b447a40a23620cfb39b79f02b04bb9e513866352166
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Filesize
75KB
MD51768c9971cea4cc10c7dd45a5f8f022a
SHA13d199bee412cbac0a6d2c4c9fd5509ad12a667e7
SHA2566558b3307215c4b73fc96dc552213427fb9b28c0cb282fe6c38324f1e68e87d6
SHA512f83bf23abce316cb1b91a0ac89c1a709a58a7ec49c8493140ad7dc7a629e8f75032057889e42be3091cf351760348380634f660c47a3897f69e398849ca46780