neshta | 4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae

Analysis

max time kernel
143s
max time network
174s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
04/12/2022, 02:35

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General

Target

4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
Size

334KB
MD5

03b58e0c6584c295ab78ca22112431e0
SHA1

d1d61b3d2f03a75fa425abd4652f5cc95e68ffcb
SHA256

4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae
SHA512

a5ff5654e2c3947b3d27c84c03902f07b2ba3b5e9e1745d3ffdceb1d349848dd0c350db7ad1b6ab8ebcac401537570a651a78c1e8df71a31bb88426df2894da5
SSDEEP

6144:k9bFzdSc7HqVdLNLko2xyPmwQoSBJVc6/2eNvsKPdE:azEKHadpLgyP6oS9t2eNvseK

Score

10^/10

neshta ramnit banker persistence spyware stealer trojan upx worm

Malware Config

Signatures

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1042

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe

Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
persistence spyware neshta
Ramnit
Ramnit is a versatile family that holds viruses, worms, and Trojans.
trojan spyware stealer worm banker ramnit

Executes dropped EXE 3 IoCs

pid	Process
1072	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
2020	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaaeSrv.exe
2024	DesktopLayer.exe

UPX packed file 8 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/files/0x0009000000012758-55.dat	upx
behavioral1/files/0x0009000000012758-56.dat	upx
behavioral1/files/0x0009000000012758-58.dat	upx
behavioral1/memory/2020-64-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral1/memory/2020-70-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral1/memory/2024-73-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral1/memory/1072-76-0x0000000000400000-0x00000000004C3000-memory.dmp	upx
behavioral1/memory/1072-80-0x0000000000400000-0x00000000004C3000-memory.dmp	upx

Loads dropped DLL 8 IoCs

pid	Process
1880	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
1880	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
1072	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
1072	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
2020	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaaeSrv.exe
2020	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaaeSrv.exe
1880	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
1880	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\Google\Update\DISABL~1.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmprph.exe	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\Program Files (x86)\Microsoft\px47CB.tmp	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaaeSrv.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ADOBEC~1.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~2.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~3.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\WinMail.exe	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ImagingDevices.exe	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~1.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wabmig.exe	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\MIE74D~1\DESKTO~1.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\WI4223~1\sidebar.exe	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaaeSrv.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOF5E2~1.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\WMPDMC.exe	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wab.exe	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBEU~1.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 28 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "377184537"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{A82F7C01-7632-11ED-8FA4-466E2F293893} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe

Modifies registry class 1 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2024	DesktopLayer.exe
2024	DesktopLayer.exe
2024	DesktopLayer.exe
2024	DesktopLayer.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1072	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1376	iexplore.exe

Suspicious use of SetWindowsHookEx 9 IoCs

pid	Process
1072	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
1072	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
1072	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
1376	iexplore.exe
1376	iexplore.exe
1796	IEXPLORE.EXE
1796	IEXPLORE.EXE
1796	IEXPLORE.EXE
1796	IEXPLORE.EXE

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2020	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaaeSrv.exe
2024	DesktopLayer.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1880 wrote to memory of 1072	1880	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe	28
PID 1880 wrote to memory of 1072	1880	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe	28
PID 1880 wrote to memory of 1072	1880	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe	28
PID 1880 wrote to memory of 1072	1880	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe	28
PID 1072 wrote to memory of 2020	1072	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe	29
PID 1072 wrote to memory of 2020	1072	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe	29
PID 1072 wrote to memory of 2020	1072	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe	29
PID 1072 wrote to memory of 2020	1072	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe	29
PID 2020 wrote to memory of 2024	2020	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaaeSrv.exe	30
PID 2020 wrote to memory of 2024	2020	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaaeSrv.exe	30
PID 2020 wrote to memory of 2024	2020	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaaeSrv.exe	30
PID 2020 wrote to memory of 2024	2020	4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaaeSrv.exe	30
PID 2024 wrote to memory of 1376	2024	DesktopLayer.exe	31
PID 2024 wrote to memory of 1376	2024	DesktopLayer.exe	31
PID 2024 wrote to memory of 1376	2024	DesktopLayer.exe	31
PID 2024 wrote to memory of 1376	2024	DesktopLayer.exe	31
PID 1376 wrote to memory of 1796	1376	iexplore.exe	33
PID 1376 wrote to memory of 1796	1376	iexplore.exe	33
PID 1376 wrote to memory of 1796	1376	iexplore.exe	33
PID 1376 wrote to memory of 1796	1376	iexplore.exe	33

C:\Users\Admin\AppData\Local\Temp\4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
"C:\Users\Admin\AppData\Local\Temp\4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe"
1⤵
- Modifies system executable filetype association
- Loads dropped DLL
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1880
- C:\Users\Admin\AppData\Local\Temp\3582-490\4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1072
- - C:\Users\Admin\AppData\Local\Temp\3582-490\4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaaeSrv.exe
    C:\Users\Admin\AppData\Local\Temp\3582-490\4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaaeSrv.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Drops file in Program Files directory
    - Suspicious use of UnmapMainImage
    - Suspicious use of WriteProcessMemory
    PID:2020
  - - C:\Program Files (x86)\Microsoft\DesktopLayer.exe
      "C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of UnmapMainImage
      Suspicious use of WriteProcessMemory
      PID:2024
    - - C:\Program Files\Internet Explorer\iexplore.exe
        
        "C:\Program Files\Internet Explorer\iexplore.exe"
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of FindShellTrayWindow
        Suspicious use of SetWindowsHookEx
        Suspicious use of WriteProcessMemory
        
        PID:1376
      - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1376 CREDAT:275457 /prefetch:2
        6⤵
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:1796

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Change Default File Association

T1042

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Microsoft\DesktopLayer.exe

Filesize
52KB

MD5
17efb7e40d4cadaf3a4369435a8772ec

SHA1
eb9302063ac2ab599ae93aaa1e45b88bbeacbca2

SHA256
f515564b67efd06fa42f57532feafc49d40b0fc36c5d4935300dd55416f0a386

SHA512
522fba06304950860fa9aa8933b12b9323dea47dbda363db3f57535396c156c4cf6934a9db38fff8c77503fcb889d030fadb639094a1f34bbad54c79c8734450

Download Submit
C:\Program Files (x86)\Microsoft\DesktopLayer.exe

Filesize
52KB

MD5
17efb7e40d4cadaf3a4369435a8772ec

SHA1
eb9302063ac2ab599ae93aaa1e45b88bbeacbca2

SHA256
f515564b67efd06fa42f57532feafc49d40b0fc36c5d4935300dd55416f0a386

SHA512
522fba06304950860fa9aa8933b12b9323dea47dbda363db3f57535396c156c4cf6934a9db38fff8c77503fcb889d030fadb639094a1f34bbad54c79c8734450

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe

Filesize
294KB

MD5
2916a56fedb0f824176536b2393390b1

SHA1
b05a6f980d6be9cea6e8fed3632743c5b573ecbc

SHA256
7db951882ca88e2f32202e1dc652e69d9bef58e144f5dab743f6d29673e9fc4e

SHA512
ac74ec8b40f02b59408f03025559f1262635b70ec3ebf331c591c0f394cf021a5b6577d183b9d20c1f7e8eac899138aadd91802889d2a77e6696913b2b6a0f22

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaaeSrv.exe

Filesize
52KB

MD5
17efb7e40d4cadaf3a4369435a8772ec

SHA1
eb9302063ac2ab599ae93aaa1e45b88bbeacbca2

SHA256
f515564b67efd06fa42f57532feafc49d40b0fc36c5d4935300dd55416f0a386

SHA512
522fba06304950860fa9aa8933b12b9323dea47dbda363db3f57535396c156c4cf6934a9db38fff8c77503fcb889d030fadb639094a1f34bbad54c79c8734450

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaaeSrv.exe

Filesize
52KB

MD5
17efb7e40d4cadaf3a4369435a8772ec

SHA1
eb9302063ac2ab599ae93aaa1e45b88bbeacbca2

SHA256
f515564b67efd06fa42f57532feafc49d40b0fc36c5d4935300dd55416f0a386

SHA512
522fba06304950860fa9aa8933b12b9323dea47dbda363db3f57535396c156c4cf6934a9db38fff8c77503fcb889d030fadb639094a1f34bbad54c79c8734450

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\6EN4M73G.txt

Filesize
608B

MD5
74a405decddcb59df18d358a59ae5d4e

SHA1
f16ecf7d05172ed5a64067608b6856239c705f16

SHA256
347f91170d04305f7e21bc4772f92239e619a6d70d405556aed3cd497d11dcac

SHA512
a7336445c01e01d6ef757b3ffd7cd437df871506ad7833e5b8f51b4bfeb1cb6ae945f02675e7052ff471d87a829660401a6d4fe63efd91a083213a9dfc05b2a9

Download Submit
\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE

Filesize
252KB

MD5
9e2b9928c89a9d0da1d3e8f4bd96afa7

SHA1
ec66cda99f44b62470c6930e5afda061579cde35

SHA256
8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

SHA512
2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

Download Submit
\Program Files (x86)\Microsoft\DesktopLayer.exe

Filesize
52KB

MD5
17efb7e40d4cadaf3a4369435a8772ec

SHA1
eb9302063ac2ab599ae93aaa1e45b88bbeacbca2

SHA256
f515564b67efd06fa42f57532feafc49d40b0fc36c5d4935300dd55416f0a386

SHA512
522fba06304950860fa9aa8933b12b9323dea47dbda363db3f57535396c156c4cf6934a9db38fff8c77503fcb889d030fadb639094a1f34bbad54c79c8734450

Download Submit
\Program Files (x86)\Microsoft\DesktopLayer.exe

Filesize
52KB

MD5
17efb7e40d4cadaf3a4369435a8772ec

SHA1
eb9302063ac2ab599ae93aaa1e45b88bbeacbca2

SHA256
f515564b67efd06fa42f57532feafc49d40b0fc36c5d4935300dd55416f0a386

SHA512
522fba06304950860fa9aa8933b12b9323dea47dbda363db3f57535396c156c4cf6934a9db38fff8c77503fcb889d030fadb639094a1f34bbad54c79c8734450

Download Submit
\Program Files (x86)\Microsoft\DesktopLayer.exe

Filesize
52KB

MD5
17efb7e40d4cadaf3a4369435a8772ec

SHA1
eb9302063ac2ab599ae93aaa1e45b88bbeacbca2

SHA256
f515564b67efd06fa42f57532feafc49d40b0fc36c5d4935300dd55416f0a386

SHA512
522fba06304950860fa9aa8933b12b9323dea47dbda363db3f57535396c156c4cf6934a9db38fff8c77503fcb889d030fadb639094a1f34bbad54c79c8734450

Download Submit
\Users\Admin\AppData\Local\Temp\3582-490\4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe

Filesize
294KB

MD5
2916a56fedb0f824176536b2393390b1

SHA1
b05a6f980d6be9cea6e8fed3632743c5b573ecbc

SHA256
7db951882ca88e2f32202e1dc652e69d9bef58e144f5dab743f6d29673e9fc4e

SHA512
ac74ec8b40f02b59408f03025559f1262635b70ec3ebf331c591c0f394cf021a5b6577d183b9d20c1f7e8eac899138aadd91802889d2a77e6696913b2b6a0f22

Download Submit
\Users\Admin\AppData\Local\Temp\3582-490\4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaae.exe

Filesize
294KB

MD5
2916a56fedb0f824176536b2393390b1

SHA1
b05a6f980d6be9cea6e8fed3632743c5b573ecbc

SHA256
7db951882ca88e2f32202e1dc652e69d9bef58e144f5dab743f6d29673e9fc4e

SHA512
ac74ec8b40f02b59408f03025559f1262635b70ec3ebf331c591c0f394cf021a5b6577d183b9d20c1f7e8eac899138aadd91802889d2a77e6696913b2b6a0f22

Download Submit
\Users\Admin\AppData\Local\Temp\3582-490\4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaaeSrv.exe

Filesize
52KB

MD5
17efb7e40d4cadaf3a4369435a8772ec

SHA1
eb9302063ac2ab599ae93aaa1e45b88bbeacbca2

SHA256
f515564b67efd06fa42f57532feafc49d40b0fc36c5d4935300dd55416f0a386

SHA512
522fba06304950860fa9aa8933b12b9323dea47dbda363db3f57535396c156c4cf6934a9db38fff8c77503fcb889d030fadb639094a1f34bbad54c79c8734450

Download Submit
\Users\Admin\AppData\Local\Temp\3582-490\4510d89b0202d10ef5278296812c1d41c78ee0036819b46b7597325c014ddaaeSrv.exe

Filesize
52KB

MD5
17efb7e40d4cadaf3a4369435a8772ec

SHA1
eb9302063ac2ab599ae93aaa1e45b88bbeacbca2

SHA256
f515564b67efd06fa42f57532feafc49d40b0fc36c5d4935300dd55416f0a386

SHA512
522fba06304950860fa9aa8933b12b9323dea47dbda363db3f57535396c156c4cf6934a9db38fff8c77503fcb889d030fadb639094a1f34bbad54c79c8734450

Download Submit
memory/1072-81-0x0000000000220000-0x0000000000233000-memory.dmp

Filesize
76KB

Download
memory/1072-76-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/1072-77-0x0000000000220000-0x0000000000233000-memory.dmp

Filesize
76KB

Download
memory/1072-78-0x0000000000220000-0x0000000000233000-memory.dmp

Filesize
76KB

Download
memory/1072-80-0x0000000000400000-0x00000000004C3000-memory.dmp

Filesize
780KB

Download
memory/1880-83-0x00000000004E0000-0x00000000004F3000-memory.dmp

Filesize
76KB

Download
memory/1880-84-0x00000000004E0000-0x00000000004F3000-memory.dmp

Filesize
76KB

Download
memory/1880-54-0x0000000076DC1000-0x0000000076DC3000-memory.dmp

Filesize
8KB

Download
memory/1880-74-0x0000000002660000-0x0000000002723000-memory.dmp

Filesize
780KB

Download
memory/1880-75-0x0000000002660000-0x0000000002723000-memory.dmp

Filesize
780KB

Download
memory/2020-70-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2020-64-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2024-73-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download