njrat | 718c12ab5271ab853f9f758f20637bfc5008a53113a39734d064b4d7e806c244

Analysis

max time kernel
965s
max time network
977s
platform
windows7_x64
resource
win7-20220414-en
submitted
13-06-2022 11:02

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General

Target

Server.exe
Size

25KB
MD5

7201bca64567be4cd9b0d8debf8ed1b0
SHA1

8525c615c51e1361cf0bc3d40ac007e9d58a6b92
SHA256

718c12ab5271ab853f9f758f20637bfc5008a53113a39734d064b4d7e806c244
SHA512

f5d294e84ce14d6498e9a555881d862cbe1d713e9e48cecbb941b4c0f7046d4948971f6812ac2cf499a84f21df72ea29bdd42db1d4a6553769448bbddc25b8f0

Score

10^/10

njrat gay bootkit persistence suricata trojan

Malware Config

Extracted

Family

njrat

Version

Njrat 0.7 Golden By Hassan Amiri

Botnet

gay

4.tcp.eu.ngrok.io:15404

Mutex

Windows Update

Attributes

reg_key
Windows Update
splitter
|Hassan|

Signatures

njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat
suricata: ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)
suricata: ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)
suricata

Executes dropped EXE 14 IoCs

Processes:

Dllhost.exeServer.exeServer.exe.exeServer.exeServer.exeMEMZ.exeServer.exeMEMZ.exeMEMZ.exeMEMZ.exeMEMZ.exeMEMZ.exeMEMZ.exe

pid	process
1880	Dllhost.exe
912	Server.exe
1340	Server.exe
592	.exe
1116	Server.exe
1928	Server.exe
976	MEMZ.exe
1648	Server.exe
1808	MEMZ.exe
1712	MEMZ.exe
2036	MEMZ.exe
1560	MEMZ.exe
360	MEMZ.exe
1888	MEMZ.exe

Drops startup file 4 IoCs

Processes:

Dllhost.exe.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe	Dllhost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe	Dllhost.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Anti.exe	.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Anti.exe	.exe

Loads dropped DLL 1 IoCs

Processes:

MEMZ.exe

pid process

976 MEMZ.exe

pid	process
976	MEMZ.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Dllhost.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Windows\\Dllhost.exe\" .."	Dllhost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "\"C:\\Windows\\Dllhost.exe\" .."	Dllhost.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
bootkit persistence

Bootkit
T1067

Processes:

MEMZ.exe

description ioc process

File opened for modification \??\PhysicalDrive0 MEMZ.exe
Drops file in Windows directory 2 IoCs

Processes:

Server.exeDllhost.exe

description ioc process

File created C:\Windows\Dllhost.exe Server.exe
File opened for modification C:\Windows\Dllhost.exe Dllhost.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

1712 schtasks.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	MEMZ.exe

description	ioc	process
File created	C:\Windows\Dllhost.exe	Server.exe
File opened for modification	C:\Windows\Dllhost.exe	Dllhost.exe

pid	process
1712	schtasks.exe

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = a0b3f15a157fd801	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{80EF87D1-EB08-11EC-AF97-C2F2D41BD72F} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000004863fcdc101a3947b120786fa95ba35b00000000020000000000106600000001000020000000422f3f6ec702829ced1e8e8e4c744acb5167899676839bb0187c17312333551a000000000e8000000002000020000000390f1f271d41fc42517c0016d7d46b891ba2ac51fa94d6e509d6d774e6b8083120000000675bebc84aaa1b4ce6e4e0b3edeb19abedd0359fc364f1239410f412d32cf87440000000b9bc7bd313dcc05f125a5019d05d7243ba9f4f1864ad531f95d8cf8254eb38aedb20c51603c287feab6faf0c92a81c084fb68c161dd6f32017edf2479e6c81e1	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1819626980-2277161760-1023733287-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

.exe

pid	process
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe
592	.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Dllhost.exe

pid process

1880 Dllhost.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

Dllhost.exe.exe

description	pid	process
Token: SeDebugPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: SeDebugPrivilege	592	.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe
Token: 33	1880	Dllhost.exe
Token: SeIncBasePriorityPrivilege	1880	Dllhost.exe

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

iexplore.execscript.exe

pid process

888 iexplore.exe
1972 cscript.exe

Suspicious use of SetWindowsHookEx 64 IoCs

Processes:

iexplore.exeIEXPLORE.EXEMEMZ.exeMEMZ.exeMEMZ.exeMEMZ.exeMEMZ.exe

pid	process
888	iexplore.exe
888	iexplore.exe
1448	IEXPLORE.EXE
1448	IEXPLORE.EXE
1448	IEXPLORE.EXE
1448	IEXPLORE.EXE
1712	MEMZ.exe
1560	MEMZ.exe
1808	MEMZ.exe
360	MEMZ.exe
2036	MEMZ.exe
1712	MEMZ.exe
1560	MEMZ.exe
1808	MEMZ.exe
360	MEMZ.exe
2036	MEMZ.exe
1560	MEMZ.exe
1712	MEMZ.exe
2036	MEMZ.exe
1808	MEMZ.exe
360	MEMZ.exe
1712	MEMZ.exe
1560	MEMZ.exe
1808	MEMZ.exe
2036	MEMZ.exe
360	MEMZ.exe
1560	MEMZ.exe
1712	MEMZ.exe
2036	MEMZ.exe
1808	MEMZ.exe
360	MEMZ.exe
1560	MEMZ.exe
1712	MEMZ.exe
2036	MEMZ.exe
360	MEMZ.exe
1808	MEMZ.exe
1560	MEMZ.exe
1712	MEMZ.exe
2036	MEMZ.exe
1808	MEMZ.exe
360	MEMZ.exe
1560	MEMZ.exe
1712	MEMZ.exe
2036	MEMZ.exe
360	MEMZ.exe
1808	MEMZ.exe
1712	MEMZ.exe
1560	MEMZ.exe
2036	MEMZ.exe
360	MEMZ.exe
1808	MEMZ.exe
1712	MEMZ.exe
1560	MEMZ.exe
2036	MEMZ.exe
360	MEMZ.exe
1808	MEMZ.exe
1712	MEMZ.exe
1560	MEMZ.exe
2036	MEMZ.exe
1808	MEMZ.exe
360	MEMZ.exe
1712	MEMZ.exe
1560	MEMZ.exe
2036	MEMZ.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

Server.exeDllhost.exetaskeng.exeiexplore.exeMEMZ.exeMEMZ.exe

description	pid	process	target process
PID 1964 wrote to memory of 1880	1964	Server.exe	Dllhost.exe
PID 1964 wrote to memory of 1880	1964	Server.exe	Dllhost.exe
PID 1964 wrote to memory of 1880	1964	Server.exe	Dllhost.exe
PID 1880 wrote to memory of 1712	1880	Dllhost.exe	schtasks.exe
PID 1880 wrote to memory of 1712	1880	Dllhost.exe	schtasks.exe
PID 1880 wrote to memory of 1712	1880	Dllhost.exe	schtasks.exe
PID 1976 wrote to memory of 912	1976	taskeng.exe	Server.exe
PID 1976 wrote to memory of 912	1976	taskeng.exe	Server.exe
PID 1976 wrote to memory of 912	1976	taskeng.exe	Server.exe
PID 1880 wrote to memory of 888	1880	Dllhost.exe	iexplore.exe
PID 1880 wrote to memory of 888	1880	Dllhost.exe	iexplore.exe
PID 1880 wrote to memory of 888	1880	Dllhost.exe	iexplore.exe
PID 888 wrote to memory of 1448	888	iexplore.exe	IEXPLORE.EXE
PID 888 wrote to memory of 1448	888	iexplore.exe	IEXPLORE.EXE
PID 888 wrote to memory of 1448	888	iexplore.exe	IEXPLORE.EXE
PID 888 wrote to memory of 1448	888	iexplore.exe	IEXPLORE.EXE
PID 1976 wrote to memory of 1340	1976	taskeng.exe	Server.exe
PID 1976 wrote to memory of 1340	1976	taskeng.exe	Server.exe
PID 1976 wrote to memory of 1340	1976	taskeng.exe	Server.exe
PID 1880 wrote to memory of 592	1880	Dllhost.exe	.exe
PID 1880 wrote to memory of 592	1880	Dllhost.exe	.exe
PID 1880 wrote to memory of 592	1880	Dllhost.exe	.exe
PID 1880 wrote to memory of 592	1880	Dllhost.exe	.exe
PID 1976 wrote to memory of 1116	1976	taskeng.exe	Server.exe
PID 1976 wrote to memory of 1116	1976	taskeng.exe	Server.exe
PID 1976 wrote to memory of 1116	1976	taskeng.exe	Server.exe
PID 1880 wrote to memory of 1540	1880	Dllhost.exe	cmd.exe
PID 1880 wrote to memory of 1540	1880	Dllhost.exe	cmd.exe
PID 1880 wrote to memory of 1540	1880	Dllhost.exe	cmd.exe
PID 1976 wrote to memory of 1928	1976	taskeng.exe	Server.exe
PID 1976 wrote to memory of 1928	1976	taskeng.exe	Server.exe
PID 1976 wrote to memory of 1928	1976	taskeng.exe	Server.exe
PID 1880 wrote to memory of 1632	1880	Dllhost.exe	cmd.exe
PID 1880 wrote to memory of 1632	1880	Dllhost.exe	cmd.exe
PID 1880 wrote to memory of 1632	1880	Dllhost.exe	cmd.exe
PID 1976 wrote to memory of 1648	1976	taskeng.exe	Server.exe
PID 1976 wrote to memory of 1648	1976	taskeng.exe	Server.exe
PID 1976 wrote to memory of 1648	1976	taskeng.exe	Server.exe
PID 976 wrote to memory of 1808	976	MEMZ.exe	MEMZ.exe
PID 976 wrote to memory of 1808	976	MEMZ.exe	MEMZ.exe
PID 976 wrote to memory of 1808	976	MEMZ.exe	MEMZ.exe
PID 976 wrote to memory of 1808	976	MEMZ.exe	MEMZ.exe
PID 976 wrote to memory of 1712	976	MEMZ.exe	MEMZ.exe
PID 976 wrote to memory of 1712	976	MEMZ.exe	MEMZ.exe
PID 976 wrote to memory of 1712	976	MEMZ.exe	MEMZ.exe
PID 976 wrote to memory of 1712	976	MEMZ.exe	MEMZ.exe
PID 976 wrote to memory of 2036	976	MEMZ.exe	MEMZ.exe
PID 976 wrote to memory of 2036	976	MEMZ.exe	MEMZ.exe
PID 976 wrote to memory of 2036	976	MEMZ.exe	MEMZ.exe
PID 976 wrote to memory of 2036	976	MEMZ.exe	MEMZ.exe
PID 976 wrote to memory of 1560	976	MEMZ.exe	MEMZ.exe
PID 976 wrote to memory of 1560	976	MEMZ.exe	MEMZ.exe
PID 976 wrote to memory of 1560	976	MEMZ.exe	MEMZ.exe
PID 976 wrote to memory of 1560	976	MEMZ.exe	MEMZ.exe
PID 976 wrote to memory of 360	976	MEMZ.exe	MEMZ.exe
PID 976 wrote to memory of 360	976	MEMZ.exe	MEMZ.exe
PID 976 wrote to memory of 360	976	MEMZ.exe	MEMZ.exe
PID 976 wrote to memory of 360	976	MEMZ.exe	MEMZ.exe
PID 976 wrote to memory of 1888	976	MEMZ.exe	MEMZ.exe
PID 976 wrote to memory of 1888	976	MEMZ.exe	MEMZ.exe
PID 976 wrote to memory of 1888	976	MEMZ.exe	MEMZ.exe
PID 976 wrote to memory of 1888	976	MEMZ.exe	MEMZ.exe
PID 1888 wrote to memory of 1796	1888	MEMZ.exe	notepad.exe
PID 1888 wrote to memory of 1796	1888	MEMZ.exe	notepad.exe

C:\Users\Admin\AppData\Local\Temp\Server.exe
"C:\Users\Admin\AppData\Local\Temp\Server.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1964

C:\Windows\Dllhost.exe
"C:\Windows\Dllhost.exe"
2⤵
- Executes dropped EXE
- Drops startup file
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1880

C:\Windows\system32\schtasks.exe
schtasks /create /sc minute /mo 1 /tn Server /tr C:\Users\Admin\AppData\Local\Temp/Server.exe
3⤵
- Creates scheduled task(s)
PID:1712

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" http://www.upload.ee/image/2298158/koli.swf
3⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:888

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:888 CREDAT:275457 /prefetch:2
4⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1448

C:\Users\Admin\AppData\Local\Temp\.exe
"C:\Users\Admin\AppData\Local\Temp\.exe"
3⤵
- Executes dropped EXE
- Drops startup file
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:592

C:\Windows\system32\cmd.exe
"cmd.exe"
3⤵
PID:1540

C:\Windows\system32\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\.bat" "
3⤵
PID:1632

C:\Windows\system32\cscript.exe
cscript x.js
4⤵
- Suspicious use of FindShellTrayWindow
PID:1972

C:\Users\Admin\AppData\Roaming\MEMZ.exe
"C:\Users\Admin\AppData\Roaming\MEMZ.exe"
4⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:976

C:\Users\Admin\AppData\Roaming\MEMZ.exe
"C:\Users\Admin\AppData\Roaming\MEMZ.exe" /watchdog
5⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:1808

C:\Users\Admin\AppData\Roaming\MEMZ.exe
"C:\Users\Admin\AppData\Roaming\MEMZ.exe" /watchdog
5⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:1712

C:\Users\Admin\AppData\Roaming\MEMZ.exe
"C:\Users\Admin\AppData\Roaming\MEMZ.exe" /watchdog
5⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:2036

C:\Users\Admin\AppData\Roaming\MEMZ.exe
"C:\Users\Admin\AppData\Roaming\MEMZ.exe" /watchdog
5⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:1560

C:\Users\Admin\AppData\Roaming\MEMZ.exe
"C:\Users\Admin\AppData\Roaming\MEMZ.exe" /watchdog
5⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:360

C:\Users\Admin\AppData\Roaming\MEMZ.exe
"C:\Users\Admin\AppData\Roaming\MEMZ.exe" /main
5⤵
- Executes dropped EXE
- Writes to the Master Boot Record (MBR)
- Suspicious use of WriteProcessMemory
PID:1888

C:\Windows\SysWOW64\notepad.exe
"C:\Windows\System32\notepad.exe" \note.txt
6⤵
PID:1796

C:\Windows\system32\taskeng.exe
taskeng.exe {3841DD25-8630-4D3E-92A1-6C85983B60E0} S-1-5-21-1819626980-2277161760-1023733287-1000:TBHNEBSE\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:1976

C:\Users\Admin\AppData\Local\Temp\Server.exe
C:\Users\Admin\AppData\Local\Temp/Server.exe
2⤵
- Executes dropped EXE
PID:912

C:\Users\Admin\AppData\Local\Temp\Server.exe
C:\Users\Admin\AppData\Local\Temp/Server.exe
2⤵
- Executes dropped EXE
PID:1340

C:\Users\Admin\AppData\Local\Temp\Server.exe
C:\Users\Admin\AppData\Local\Temp/Server.exe
2⤵
- Executes dropped EXE
PID:1116

C:\Users\Admin\AppData\Local\Temp\Server.exe
C:\Users\Admin\AppData\Local\Temp/Server.exe
2⤵
- Executes dropped EXE
PID:1928

C:\Users\Admin\AppData\Local\Temp\Server.exe
C:\Users\Admin\AppData\Local\Temp/Server.exe
2⤵
- Executes dropped EXE
PID:1648

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Registry Run Keys / Startup Folder

T1060

Bootkit

T1067

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\.exe
Filesize
16KB

MD5
b21947a28760750689f46e071d575d07

SHA1
6008a9ff367e7a715422d2e2f96312f1a3231a9e

SHA256
f643ab116e7bd8515032a502b8700afb5bdbfc08fc1caa08817b3061e98b763e

SHA512
75fd467e4be5480e7dc4ce665a50cf5fcea3c4301f17674feec866d04e0f7036efaec0feffa35fc07ab19b70ff82d133c457c88d7c776f62160bff6cf13a2399

Download Submit
C:\Users\Admin\AppData\Local\Temp\.exe
Filesize
16KB

MD5
b21947a28760750689f46e071d575d07

SHA1
6008a9ff367e7a715422d2e2f96312f1a3231a9e

SHA256
f643ab116e7bd8515032a502b8700afb5bdbfc08fc1caa08817b3061e98b763e

SHA512
75fd467e4be5480e7dc4ce665a50cf5fcea3c4301f17674feec866d04e0f7036efaec0feffa35fc07ab19b70ff82d133c457c88d7c776f62160bff6cf13a2399

Download Submit
C:\Users\Admin\AppData\Local\Temp\Server.exe
Filesize
50KB

MD5
d45a7ec0cc3bea3317d3c67e762908e8

SHA1
29e09a23e2b0b2241a5616aa93b880d2365489e3

SHA256
150e09068a7417f467c59eeee48b17748dcc46eb7b0006ac85d5a65bfeb29e95

SHA512
b9441ffa1e82811147e99e769fbd81adbadd57778e460c221339fc4942cb7f9c6bc5bf3358384f787a9a34db677a9069a92305a297bf19e994efafe6fc02a536

Download Submit
C:\Users\Admin\AppData\Local\Temp\Server.exe
Filesize
50KB

MD5
d45a7ec0cc3bea3317d3c67e762908e8

SHA1
29e09a23e2b0b2241a5616aa93b880d2365489e3

SHA256
150e09068a7417f467c59eeee48b17748dcc46eb7b0006ac85d5a65bfeb29e95

SHA512
b9441ffa1e82811147e99e769fbd81adbadd57778e460c221339fc4942cb7f9c6bc5bf3358384f787a9a34db677a9069a92305a297bf19e994efafe6fc02a536

Download Submit
C:\Users\Admin\AppData\Local\Temp\Server.exe
Filesize
50KB

MD5
d45a7ec0cc3bea3317d3c67e762908e8

SHA1
29e09a23e2b0b2241a5616aa93b880d2365489e3

SHA256
150e09068a7417f467c59eeee48b17748dcc46eb7b0006ac85d5a65bfeb29e95

SHA512
b9441ffa1e82811147e99e769fbd81adbadd57778e460c221339fc4942cb7f9c6bc5bf3358384f787a9a34db677a9069a92305a297bf19e994efafe6fc02a536

Download Submit
C:\Users\Admin\AppData\Local\Temp\Server.exe
Filesize
50KB

MD5
d45a7ec0cc3bea3317d3c67e762908e8

SHA1
29e09a23e2b0b2241a5616aa93b880d2365489e3

SHA256
150e09068a7417f467c59eeee48b17748dcc46eb7b0006ac85d5a65bfeb29e95

SHA512
b9441ffa1e82811147e99e769fbd81adbadd57778e460c221339fc4942cb7f9c6bc5bf3358384f787a9a34db677a9069a92305a297bf19e994efafe6fc02a536

Download Submit
C:\Users\Admin\AppData\Local\Temp\Server.exe
Filesize
50KB

MD5
d45a7ec0cc3bea3317d3c67e762908e8

SHA1
29e09a23e2b0b2241a5616aa93b880d2365489e3

SHA256
150e09068a7417f467c59eeee48b17748dcc46eb7b0006ac85d5a65bfeb29e95

SHA512
b9441ffa1e82811147e99e769fbd81adbadd57778e460c221339fc4942cb7f9c6bc5bf3358384f787a9a34db677a9069a92305a297bf19e994efafe6fc02a536

Download Submit
C:\Users\Admin\AppData\Local\Temp\Server.exe
Filesize
50KB

MD5
d45a7ec0cc3bea3317d3c67e762908e8

SHA1
29e09a23e2b0b2241a5616aa93b880d2365489e3

SHA256
150e09068a7417f467c59eeee48b17748dcc46eb7b0006ac85d5a65bfeb29e95

SHA512
b9441ffa1e82811147e99e769fbd81adbadd57778e460c221339fc4942cb7f9c6bc5bf3358384f787a9a34db677a9069a92305a297bf19e994efafe6fc02a536

Download Submit
C:\Users\Admin\AppData\Roaming\MEMZ.exe
Filesize
14KB

MD5
19dbec50735b5f2a72d4199c4e184960

SHA1
6fed7732f7cb6f59743795b2ab154a3676f4c822

SHA256
a3d5715a81f2fbeb5f76c88c9c21eeee87142909716472f911ff6950c790c24d

SHA512
aa8a6bbb1ec516d5d5acf8be6863a4c6c5d754cee12b3d374c3a6acb393376806edc422f0ffb661c210e5b9485da88521e4a0956a4b7b08a5467cfaacd90591d

Download Submit
C:\Users\Admin\AppData\Roaming\MEMZ.exe
Filesize
14KB

MD5
19dbec50735b5f2a72d4199c4e184960

SHA1
6fed7732f7cb6f59743795b2ab154a3676f4c822

SHA256
a3d5715a81f2fbeb5f76c88c9c21eeee87142909716472f911ff6950c790c24d

SHA512
aa8a6bbb1ec516d5d5acf8be6863a4c6c5d754cee12b3d374c3a6acb393376806edc422f0ffb661c210e5b9485da88521e4a0956a4b7b08a5467cfaacd90591d

Download Submit
C:\Users\Admin\AppData\Roaming\MEMZ.exe
Filesize
14KB

MD5
19dbec50735b5f2a72d4199c4e184960

SHA1
6fed7732f7cb6f59743795b2ab154a3676f4c822

SHA256
a3d5715a81f2fbeb5f76c88c9c21eeee87142909716472f911ff6950c790c24d

SHA512
aa8a6bbb1ec516d5d5acf8be6863a4c6c5d754cee12b3d374c3a6acb393376806edc422f0ffb661c210e5b9485da88521e4a0956a4b7b08a5467cfaacd90591d

Download Submit
C:\Users\Admin\AppData\Roaming\MEMZ.exe
Filesize
14KB

MD5
19dbec50735b5f2a72d4199c4e184960

SHA1
6fed7732f7cb6f59743795b2ab154a3676f4c822

SHA256
a3d5715a81f2fbeb5f76c88c9c21eeee87142909716472f911ff6950c790c24d

SHA512
aa8a6bbb1ec516d5d5acf8be6863a4c6c5d754cee12b3d374c3a6acb393376806edc422f0ffb661c210e5b9485da88521e4a0956a4b7b08a5467cfaacd90591d

Download Submit
C:\Users\Admin\AppData\Roaming\MEMZ.exe
Filesize
14KB

MD5
19dbec50735b5f2a72d4199c4e184960

SHA1
6fed7732f7cb6f59743795b2ab154a3676f4c822

SHA256
a3d5715a81f2fbeb5f76c88c9c21eeee87142909716472f911ff6950c790c24d

SHA512
aa8a6bbb1ec516d5d5acf8be6863a4c6c5d754cee12b3d374c3a6acb393376806edc422f0ffb661c210e5b9485da88521e4a0956a4b7b08a5467cfaacd90591d

Download Submit
C:\Users\Admin\AppData\Roaming\MEMZ.exe
Filesize
14KB

MD5
19dbec50735b5f2a72d4199c4e184960

SHA1
6fed7732f7cb6f59743795b2ab154a3676f4c822

SHA256
a3d5715a81f2fbeb5f76c88c9c21eeee87142909716472f911ff6950c790c24d

SHA512
aa8a6bbb1ec516d5d5acf8be6863a4c6c5d754cee12b3d374c3a6acb393376806edc422f0ffb661c210e5b9485da88521e4a0956a4b7b08a5467cfaacd90591d

Download Submit
C:\Users\Admin\AppData\Roaming\MEMZ.exe
Filesize
14KB

MD5
19dbec50735b5f2a72d4199c4e184960

SHA1
6fed7732f7cb6f59743795b2ab154a3676f4c822

SHA256
a3d5715a81f2fbeb5f76c88c9c21eeee87142909716472f911ff6950c790c24d

SHA512
aa8a6bbb1ec516d5d5acf8be6863a4c6c5d754cee12b3d374c3a6acb393376806edc422f0ffb661c210e5b9485da88521e4a0956a4b7b08a5467cfaacd90591d

Download Submit
C:\Users\Admin\AppData\Roaming\MEMZ.exe
Filesize
14KB

MD5
19dbec50735b5f2a72d4199c4e184960

SHA1
6fed7732f7cb6f59743795b2ab154a3676f4c822

SHA256
a3d5715a81f2fbeb5f76c88c9c21eeee87142909716472f911ff6950c790c24d

SHA512
aa8a6bbb1ec516d5d5acf8be6863a4c6c5d754cee12b3d374c3a6acb393376806edc422f0ffb661c210e5b9485da88521e4a0956a4b7b08a5467cfaacd90591d

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Java update.exe
Filesize
25KB

MD5
7201bca64567be4cd9b0d8debf8ed1b0

SHA1
8525c615c51e1361cf0bc3d40ac007e9d58a6b92

SHA256
718c12ab5271ab853f9f758f20637bfc5008a53113a39734d064b4d7e806c244

SHA512
f5d294e84ce14d6498e9a555881d862cbe1d713e9e48cecbb941b4c0f7046d4948971f6812ac2cf499a84f21df72ea29bdd42db1d4a6553769448bbddc25b8f0

Download Submit
C:\Windows\Dllhost.exe
Filesize
25KB

MD5
7201bca64567be4cd9b0d8debf8ed1b0

SHA1
8525c615c51e1361cf0bc3d40ac007e9d58a6b92

SHA256
718c12ab5271ab853f9f758f20637bfc5008a53113a39734d064b4d7e806c244

SHA512
f5d294e84ce14d6498e9a555881d862cbe1d713e9e48cecbb941b4c0f7046d4948971f6812ac2cf499a84f21df72ea29bdd42db1d4a6553769448bbddc25b8f0

Download Submit
C:\Windows\Dllhost.exe
Filesize
25KB

MD5
7201bca64567be4cd9b0d8debf8ed1b0

SHA1
8525c615c51e1361cf0bc3d40ac007e9d58a6b92

SHA256
718c12ab5271ab853f9f758f20637bfc5008a53113a39734d064b4d7e806c244

SHA512
f5d294e84ce14d6498e9a555881d862cbe1d713e9e48cecbb941b4c0f7046d4948971f6812ac2cf499a84f21df72ea29bdd42db1d4a6553769448bbddc25b8f0

Download Submit
C:\note.txt
Filesize
218B

MD5
afa6955439b8d516721231029fb9ca1b

SHA1
087a043cc123c0c0df2ffadcf8e71e3ac86bbae9

SHA256
8e9f20f6864c66576536c0b866c6ffdcf11397db67fe120e972e244c3c022270

SHA512
5da21a31fbc4e8250dffed30f66b896bdf007ac91948140334fe36a3f010e1bac3e70a07e9f3eb9da8633189091fd5cadcabbaacd3e01da0fe7ae28a11b3dddf

Download Submit
\Users\Admin\AppData\Roaming\MEMZ.exe
Filesize
14KB

MD5
19dbec50735b5f2a72d4199c4e184960

SHA1
6fed7732f7cb6f59743795b2ab154a3676f4c822

SHA256
a3d5715a81f2fbeb5f76c88c9c21eeee87142909716472f911ff6950c790c24d

SHA512
aa8a6bbb1ec516d5d5acf8be6863a4c6c5d754cee12b3d374c3a6acb393376806edc422f0ffb661c210e5b9485da88521e4a0956a4b7b08a5467cfaacd90591d

Download Submit
memory/360-104-0x0000000000000000-mapping.dmp

Download
memory/592-70-0x0000000000000000-mapping.dmp

Download
memory/592-73-0x0000000075401000-0x0000000075403000-memory.dmp

Filesize
8KB

Download
memory/592-74-0x0000000074B20000-0x00000000750CB000-memory.dmp

Filesize
5.7MB

Download
memory/592-76-0x0000000074B20000-0x00000000750CB000-memory.dmp

Filesize
5.7MB

Download
memory/912-65-0x0000000001370000-0x0000000001378000-memory.dmp

Filesize
32KB

Download
memory/912-62-0x0000000000000000-mapping.dmp

Download
memory/1116-77-0x0000000000000000-mapping.dmp

Download
memory/1116-79-0x00000000013B0000-0x00000000013B8000-memory.dmp

Filesize
32KB

Download
memory/1340-69-0x0000000000040000-0x0000000000048000-memory.dmp

Filesize
32KB

Download
memory/1340-67-0x0000000000000000-mapping.dmp

Download
memory/1540-82-0x0000000000000000-mapping.dmp

Download
memory/1560-101-0x0000000000000000-mapping.dmp

Download
memory/1632-85-0x0000000000000000-mapping.dmp

Download
memory/1648-89-0x0000000000000000-mapping.dmp

Download
memory/1712-61-0x0000000000000000-mapping.dmp

Download
memory/1712-95-0x0000000000000000-mapping.dmp

Download
memory/1796-111-0x0000000000000000-mapping.dmp

Download
memory/1808-92-0x0000000000000000-mapping.dmp

Download
memory/1880-57-0x0000000000000000-mapping.dmp

Download
memory/1880-80-0x000000001BBE0000-0x000000001BBEE000-memory.dmp

Filesize
56KB

Download
memory/1880-81-0x0000000000610000-0x0000000000626000-memory.dmp

Filesize
88KB

Download
memory/1880-66-0x0000000000620000-0x000000000062A000-memory.dmp

Filesize
40KB

Download
memory/1880-60-0x0000000000E60000-0x0000000000E68000-memory.dmp

Filesize
32KB

Download
memory/1888-108-0x0000000000000000-mapping.dmp

Download
memory/1928-83-0x0000000000000000-mapping.dmp

Download
memory/1964-54-0x0000000000FD0000-0x0000000000FD8000-memory.dmp

Filesize
32KB

Download
memory/1964-56-0x000007FEFC021000-0x000007FEFC023000-memory.dmp

Filesize
8KB

Download
memory/1964-55-0x0000000000340000-0x0000000000352000-memory.dmp

Filesize
72KB

Download
memory/2036-98-0x0000000000000000-mapping.dmp

Download