neshta | 01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee

General

Target

01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe
Size

386KB
MD5

da98c96e1082214b71812e82587c26b3
SHA1

98aba160392f372d7c4d90db84219d2d351405cf
SHA256

01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee
SHA512

4502c5f40c820ab87a104bb569edea25ef9d12b0f383ffbd0ecc9065433b7b27fe8d8fe9e3d2c50a6e3941e61db5c599d4468f2711f25813de750ab8fc454ae6

Score

10^/10

neshta persistence spyware stealer

Malware Config

Signatures

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1042

Processes:

01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.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:

01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe

pid process

1012 01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe

pid	process
1012	01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe

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

Processes:

01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation	01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.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 14 IoCs

Processes:

01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe

description	ioc	process
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE	01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE	01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE	01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe	01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe	01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe	01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE	01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE	01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe	01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE	01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE	01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE	01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe

Drops file in Windows directory 1 IoCs

Processes:

01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe

description ioc process

File opened for modification C:\Windows\svchost.com 01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.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	01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe

Modifies registry class 1 IoCs

Processes:

01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe

pid process

1012 01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe

pid	process
1012	01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe

description	pid	process	target process
PID 2284 wrote to memory of 1012	2284	01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe	01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe
PID 2284 wrote to memory of 1012	2284	01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe	01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe
PID 2284 wrote to memory of 1012	2284	01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe	01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe

C:\Users\Admin\AppData\Local\Temp\01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe
"C:\Users\Admin\AppData\Local\Temp\01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe"
1⤵
- Modifies system executable filetype association
- Checks computer location settings
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2284

C:\Users\Admin\AppData\Local\Temp\3582-490\01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe"
2⤵
- Executes dropped EXE
- Suspicious behavior: GetForegroundWindowSpam
PID:1012

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Change Default File Association

1

T1042

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\3582-490\01aa7103d89a8098737b1a4d9f500025bd1988b660e929b463dca5d56cb46bee.exe
MD5
a572b46078bfa2dda307a47b7c4d2b29

SHA1
db13033acb8ad5950a1971bef52a6771a749158a

SHA256
30fe04da83c5e2b89d30404f2bc05c9790158380648b94301d6de1dfff141aea

SHA512
2d1c507155aaa5ca2fb64387dfd4e6c65e4cc143469875a0cfcdb1128a7bffa78cd08b41ebc603134443fec4151a148e74834d93ea224062c91ad8fbb5049365

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads