neshta | 2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038

General

Target

2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe
Size

1.2MB
MD5

72e9c9165bfbc335e58922d55644304e
SHA1

42766fed9c2710053bd0d82b4182532361f25a29
SHA256

2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038
SHA512

276f522cdb85928f3b619c4482b7596f7fa65faea115359599c7d82907d08f6e779a1adafb52b65c8f3710ac61d857c4eddb824be49de5fd8cf933bebf5f8d0c

Score

10^/10

neshta persistence spyware

Malware Config

Signatures

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1042

Processes:

2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.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:

2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe

pid process

1988 2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe

pid	process
1988	2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.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:

2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2632097139-1792035885-811742494-1000\Control Panel\International\Geo\Nation	2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe

Drops file in Program Files directory 14 IoCs

Processes:

2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe

description	ioc	process
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADOBEC~1.EXE	2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE	2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\FULLTR~1.EXE	2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\LOGTRA~1.EXE	2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe	2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE	2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\32BITM~1.EXE	2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroCEF\RdrCEF.exe	2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ADelRCP.exe	2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe	2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROBR~1.EXE	2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\arh.exe	2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\plug_ins\PI_BRO~1\64BITM~1.EXE	2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe
File opened for modification	C:\PROGRA~2\Adobe\ACROBA~1\Reader\READER~1.EXE	2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe

Drops file in Windows directory 1 IoCs

Processes:

2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe

description ioc process

File opened for modification C:\Windows\svchost.com 2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.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	2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe

Modifies registry class 1 IoCs

Processes:

2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*"	2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe

description	pid	process	target process
PID 1788 wrote to memory of 1988	1788	2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe	2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe
PID 1788 wrote to memory of 1988	1788	2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe	2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe
PID 1788 wrote to memory of 1988	1788	2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe	2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe

C:\Users\Admin\AppData\Local\Temp\2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe
"C:\Users\Admin\AppData\Local\Temp\2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.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:1788

C:\Users\Admin\AppData\Local\Temp\3582-490\2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe
"C:\Users\Admin\AppData\Local\Temp\3582-490\2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe"
2⤵
- Executes dropped EXE
PID:1988

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Change Default File Association

1

T1042

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\3582-490\2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe
Filesize
1.1MB

MD5
4b2ce68d21b87e148d1403725e85d926

SHA1
e8d4e0e539cad1fae7fc0fe8483efe54bfda4e60

SHA256
b40a343f4b5df8f9d2047689bd43b1605aa0a4955f8b35f10688e829a6da8b09

SHA512
508ec7323cff72a5d9a69b92cb2df4ea2ac639246bb21c3bcdb607f64fcaa2cdbdaf354ffbc525ce5a229f977dd5328162e83586ca29ede36594f35060ff72bd

Download Submit
C:\Users\Admin\AppData\Local\Temp\3582-490\2e59f9d5ca03b16779935c70094ad9ff9a821441c77a5a5b0d2324dcf3966038.exe
Filesize
1.1MB

MD5
4b2ce68d21b87e148d1403725e85d926

SHA1
e8d4e0e539cad1fae7fc0fe8483efe54bfda4e60

SHA256
b40a343f4b5df8f9d2047689bd43b1605aa0a4955f8b35f10688e829a6da8b09

SHA512
508ec7323cff72a5d9a69b92cb2df4ea2ac639246bb21c3bcdb607f64fcaa2cdbdaf354ffbc525ce5a229f977dd5328162e83586ca29ede36594f35060ff72bd

Download Submit
memory/1988-130-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads