gh0strat | 3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b

General

Target

3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
Size

132KB
MD5

cddc604ad9869fc81adc75ef34fb3c0d
SHA1

df4234f7957547ccb669d06c8319da2f782a69a9
SHA256

3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b
SHA512

a9a92ae57a696ade41f841bb28e319a87f6f3cd59d55ee6c169b7945a7c54529d4e748876b65b4613f69f3ec26b5c8ef0b3b4bfb57626d28e689b3250cf58fe2

Score

10^/10

gh0strat neshta persistence rat spyware stealer

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/948-60-0x0000000010000000-0x0000000010011000-memory.dmp	family_gh0strat

Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
rat gh0strat

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1042

Processes:

3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe

Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
persistence spyware neshta
Executes dropped EXE 1 IoCs

Processes:

3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe

pid process

948 3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe

Loads dropped DLL 3 IoCs

Processes:

3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe

pid	process
960	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
960	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
960	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.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

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VMware System = "C:\\Program Files\\Common Files\\VmwatA.exe"	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe

Drops file in Program Files directory 64 IoCs

Processes:

3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe

description	ioc	process
File opened for modification	C:\PROGRA~2\MOZILL~1\MAINTE~1.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\WINDOW~1\wab.exe	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\misc.exe	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOBD5D~1.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\1033\ONELEV.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmlaunch.exe	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{57A73~1\VC_RED~1.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\Program Files\Common Files	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\INTERN~1\iexplore.exe	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{33D1F~1\VCREDI~1.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\ink\mip.exe	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~1.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\setup_wm.exe	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\WINDOW~2\ACCESS~1\wordpad.exe	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~2.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WINWORD.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpshare.exe	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GOOGLE~3.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ieinstal.exe	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmplayer.exe	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\WINDOW~4\ImagingDevices.exe	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\WI54FB~1\wmpconfig.exe	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\OIS.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\POWERPNT.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\SETUPF~1\{AC76B~1\Setup.exe	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\Adobe\Updater6\ADOBE_~1.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\INTERN~1\ielowutil.exe	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
File opened for modification	C:\PROGRA~2\Google\Update\1336~1.71\GO664E~1.EXE	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe

Drops file in Windows directory 1 IoCs

Processes:

3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe

description ioc process

File opened for modification C:\Windows\svchost.com 3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

description	ioc	process
File opened for modification	C:\Windows\svchost.com	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe

Modifies registry class 1 IoCs

Processes:

3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe

pid	process
948	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
948	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe

description	pid	process	target process
PID 960 wrote to memory of 948	960	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
PID 960 wrote to memory of 948	960	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
PID 960 wrote to memory of 948	960	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
PID 960 wrote to memory of 948	960	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe	3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe

C:\Users\Admin\AppData\Local\Temp\3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
"C:\Users\Admin\AppData\Local\Temp\3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.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:960

C:\Users\Admin\AppData\Local\Temp\3582-490\3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe"
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
PID:948

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Change Default File Association

1

T1042

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\3582-490\3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
Filesize
92KB

MD5
5388693a763d5f426a567d1f3fe2611a

SHA1
dd45078ef670fe6acc2215e38243696cc15616d2

SHA256
e369fc1678cc30e74176c1ffa95de2293b0ca92d5ced0325148b4dc7e23ae67e

SHA512
2c435257fbc7e43d8e3ac3b383e80952c507745c5250ac95bed0b479de042f9e9e8059ab3c06f7a219d266ada016383577f3447e84805874840e5a313e7f4f26

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
Filesize
92KB

MD5
5388693a763d5f426a567d1f3fe2611a

SHA1
dd45078ef670fe6acc2215e38243696cc15616d2

SHA256
e369fc1678cc30e74176c1ffa95de2293b0ca92d5ced0325148b4dc7e23ae67e

SHA512
2c435257fbc7e43d8e3ac3b383e80952c507745c5250ac95bed0b479de042f9e9e8059ab3c06f7a219d266ada016383577f3447e84805874840e5a313e7f4f26

Download Submit
\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE
Filesize
252KB

MD5
9e2b9928c89a9d0da1d3e8f4bd96afa7

SHA1
ec66cda99f44b62470c6930e5afda061579cde35

SHA256
8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

SHA512
2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

Download Submit
\Users\Admin\AppData\Local\Temp\3582-490\3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
Filesize
92KB

MD5
5388693a763d5f426a567d1f3fe2611a

SHA1
dd45078ef670fe6acc2215e38243696cc15616d2

SHA256
e369fc1678cc30e74176c1ffa95de2293b0ca92d5ced0325148b4dc7e23ae67e

SHA512
2c435257fbc7e43d8e3ac3b383e80952c507745c5250ac95bed0b479de042f9e9e8059ab3c06f7a219d266ada016383577f3447e84805874840e5a313e7f4f26

Download Submit
\Users\Admin\AppData\Local\Temp\3582-490\3b834d445259683c657ce624db2628cc4312e01d31f405782727ea9c55af5c2b.exe
Filesize
92KB

MD5
5388693a763d5f426a567d1f3fe2611a

SHA1
dd45078ef670fe6acc2215e38243696cc15616d2

SHA256
e369fc1678cc30e74176c1ffa95de2293b0ca92d5ced0325148b4dc7e23ae67e

SHA512
2c435257fbc7e43d8e3ac3b383e80952c507745c5250ac95bed0b479de042f9e9e8059ab3c06f7a219d266ada016383577f3447e84805874840e5a313e7f4f26

Download Submit
memory/948-57-0x0000000000000000-mapping.dmp

Download
memory/948-60-0x0000000010000000-0x0000000010011000-memory.dmp

Filesize
68KB

Download
memory/960-54-0x0000000076571000-0x0000000076573000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads