neshta | 6fd634ad6e74fe9cf0c51adb1e35b475cb128374d2f33f31c575542403bbcc08

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
05/10/2023, 17:31

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General

Target

146dd8f29e610bbcaa83766607cac07f_JC.exe
Size

418KB
MD5

146dd8f29e610bbcaa83766607cac07f
SHA1

45fb0ada48cc290c358e9a0054ce28c72a343bc4
SHA256

6fd634ad6e74fe9cf0c51adb1e35b475cb128374d2f33f31c575542403bbcc08
SHA512

c40cc82349d8c93ba18d7185323848f7f55c19f919fee8f439b1ac30762a940da3438020f6cdf6ffd9bd1ff6ab4f4aafa8dd2ad9af651cd721597eb9bb5d4deb
SSDEEP

6144:p1I2PbSyXuF4a4gLZRE65J3EvgxxEvMI2uLZBV+UdvrEFp7hKL:pFBTavRh5J8qxEvMI1BjvrEH7s

Score

10^/10

neshta persistence spyware stealer upx

Malware Config

Signatures

Detect Neshta payload 13 IoCs

resource	yara_rule
behavioral2/memory/4616-6-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4616-11-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/files/0x0004000000009f5c-23.dat	family_neshta
behavioral2/memory/4616-78-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4616-99-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4616-119-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4616-120-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4616-127-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4616-134-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4616-136-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4616-140-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4616-142-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta
behavioral2/memory/4616-145-0x0000000000400000-0x000000000041B000-memory.dmp	family_neshta

Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
persistence spyware neshta
Downloads MZ/PE file

ACProtect 1.3x - 1.4x DLL software 2 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral2/files/0x000700000002325f-1.dat	acprotect
behavioral2/files/0x000700000002325f-21.dat	acprotect

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000\Control Panel\International\Geo\Nation	146dd8f29e610bbcaa83766607cac07f_JC.exe

Executes dropped EXE 1 IoCs

pid	Process
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe

Loads dropped DLL 1 IoCs

pid	Process
4616	146dd8f29e610bbcaa83766607cac07f_JC.exe

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	146dd8f29e610bbcaa83766607cac07f_JC.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
T1552.001

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000700000002325f-1.dat	upx
behavioral2/memory/4616-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/files/0x000700000002325f-21.dat	upx
behavioral2/memory/4616-77-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4616-121-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4616-128-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4616-135-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4616-146-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Enumerates connected drives 3 TTPs 1 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\e:	146dd8f29e610bbcaa83766607cac07f_JC.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~3.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpconfig.exe	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\PWAHEL~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MID1AD~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Temp\EU3498.tmp\MIA062~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Java\JAVAUP~1\jaureg.exe	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~3.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~3\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\Download\{F3C4F~1\13177~1.11\MICROS~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Temp\EU3498.tmp\MICROS~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\MOZILL~1\UNINST~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmprph.exe	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File created	\??\c:\program files\common files\system\symsrv.dll.000	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ExtExport.exe	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\COOKIE~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~4.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\msedge.exe	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmplayer.exe	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\BHO\IE_TO_~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wabmig.exe	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\IDENTI~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Temp\EU3498.tmp\MICROS~4.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\wab.exe	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\wmpshare.exe	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Temp\EU3498.tmp\MID1AD~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\setup_wm.exe	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\NOTIFI~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\MSEDGE~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\WI8A19~1\ImagingDevices.exe	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\ADOBEA~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\INSTAL~1\setup.exe	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MICROS~2.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\EDGEUP~1\13147~1.37\MI9C33~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Temp\EU3498.tmp\MICROS~2.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\ARM\1.0\AdobeARM.exe	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Edge\APPLIC~1\920902~1.67\MSEDGE~3.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Temp\EU3498.tmp\MIF4FD~1.EXE	146dd8f29e610bbcaa83766607cac07f_JC.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\svchost.com	146dd8f29e610bbcaa83766607cac07f_JC.exe

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

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	146dd8f29e610bbcaa83766607cac07f_JC.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4616	146dd8f29e610bbcaa83766607cac07f_JC.exe
4616	146dd8f29e610bbcaa83766607cac07f_JC.exe
4616	146dd8f29e610bbcaa83766607cac07f_JC.exe
4616	146dd8f29e610bbcaa83766607cac07f_JC.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4616	146dd8f29e610bbcaa83766607cac07f_JC.exe
Token: SeIncreaseQuotaPrivilege	4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
Token: SeProfSingleProcessPrivilege	4852	146dd8f29e610bbcaa83766607cac07f_JC.exe

Suspicious use of FindShellTrayWindow 64 IoCs

pid	Process
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe

Suspicious use of SendNotifyMessage 64 IoCs

pid	Process
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe
4852	146dd8f29e610bbcaa83766607cac07f_JC.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4616 wrote to memory of 4852	4616	146dd8f29e610bbcaa83766607cac07f_JC.exe	86
PID 4616 wrote to memory of 4852	4616	146dd8f29e610bbcaa83766607cac07f_JC.exe	86

C:\Users\Admin\AppData\Local\Temp\146dd8f29e610bbcaa83766607cac07f_JC.exe
"C:\Users\Admin\AppData\Local\Temp\146dd8f29e610bbcaa83766607cac07f_JC.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Modifies system executable filetype association
- Enumerates connected drives
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4616
- C:\Users\Admin\AppData\Local\Temp\3582-490\146dd8f29e610bbcaa83766607cac07f_JC.exe
  "C:\Users\Admin\AppData\Local\Temp\3582-490\146dd8f29e610bbcaa83766607cac07f_JC.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  PID:4852

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

Change Default File Association

T1546.001

Privilege Escalation

Event Triggered Execution

T1546

Change Default File Association

T1546.001

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files\Common Files\System\symsrv.dll

Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
C:\Program Files\Common Files\System\symsrv.dll

Filesize
67KB

MD5
7574cf2c64f35161ab1292e2f532aabf

SHA1
14ba3fa927a06224dfe587014299e834def4644f

SHA256
de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085

SHA512
4db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab

Download Submit
C:\Program Files\Common Files\System\symsrv.dll.000

Filesize
175B

MD5
1130c911bf5db4b8f7cf9b6f4b457623

SHA1
48e734c4bc1a8b5399bff4954e54b268bde9d54c

SHA256
eba08cc8182f379392a97f542b350ea0dbbe5e4009472f35af20e3d857eafdf1

SHA512
94e2511ef2c53494c2aff0960266491ffc0e54e75185427d1ccedae27c286992c754ca94cbb0c9ea36e3f04cd4eb7f032c551cf2d4b309f292906303f1a75fa0

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\146dd8f29e610bbcaa83766607cac07f_JC.exe

Filesize
302KB

MD5
fe8eb129610e454ad17b9d6ccbf1df8b

SHA1
28cfddbc7faf2e66aee0eec673c7eb7beab25510

SHA256
8cea4adf5febfa9528d01259bf9b70afdb814ce8b41605b8c619a9738a9c9414

SHA512
4aa488a5844eb65fe0f72d1ab325ba07a40fa0cae658bba38f59260c1467d5c902ae8bcd6d8e2f15a5c81139147155948f99a0e303ecca001f24a58d5c5de399

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\146dd8f29e610bbcaa83766607cac07f_JC.exe

Filesize
302KB

MD5
fe8eb129610e454ad17b9d6ccbf1df8b

SHA1
28cfddbc7faf2e66aee0eec673c7eb7beab25510

SHA256
8cea4adf5febfa9528d01259bf9b70afdb814ce8b41605b8c619a9738a9c9414

SHA512
4aa488a5844eb65fe0f72d1ab325ba07a40fa0cae658bba38f59260c1467d5c902ae8bcd6d8e2f15a5c81139147155948f99a0e303ecca001f24a58d5c5de399

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\146dd8f29e610bbcaa83766607cac07f_JC.exe

Filesize
302KB

MD5
fe8eb129610e454ad17b9d6ccbf1df8b

SHA1
28cfddbc7faf2e66aee0eec673c7eb7beab25510

SHA256
8cea4adf5febfa9528d01259bf9b70afdb814ce8b41605b8c619a9738a9c9414

SHA512
4aa488a5844eb65fe0f72d1ab325ba07a40fa0cae658bba38f59260c1467d5c902ae8bcd6d8e2f15a5c81139147155948f99a0e303ecca001f24a58d5c5de399

Download Submit
C:\odt\OFFICE~1.EXE

Filesize
5.1MB

MD5
02c3d242fe142b0eabec69211b34bc55

SHA1
ea0a4a6d6078b362f7b3a4ad1505ce49957dc16e

SHA256
2a1ed24be7e3859b46ec3ebc316789ead5f12055853f86a9656e04b4bb771842

SHA512
0efb08492eaaa2e923beddc21566e98fbbef3a102f9415ff310ec616f5c84fd2ba3a7025b05e01c0bdf37e5e2f64dfd845f9254a376144cc7d827e7577dbb099

Download Submit
memory/4616-101-0x0000000076200000-0x0000000076263000-memory.dmp

Filesize
396KB

Download
memory/4616-124-0x0000000076200000-0x0000000076263000-memory.dmp

Filesize
396KB

Download
memory/4616-29-0x0000000076200000-0x0000000076263000-memory.dmp

Filesize
396KB

Download
memory/4616-78-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4616-77-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/4616-80-0x0000000076200000-0x0000000076263000-memory.dmp

Filesize
396KB

Download
memory/4616-99-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4616-6-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4616-119-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4616-120-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4616-121-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/4616-11-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4616-127-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4616-128-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/4616-129-0x0000000076200000-0x0000000076263000-memory.dmp

Filesize
396KB

Download
memory/4616-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/4616-134-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4616-135-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/4616-136-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4616-140-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4616-142-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4616-145-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4616-146-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/4616-147-0x0000000076200000-0x0000000076263000-memory.dmp

Filesize
396KB

Download